Swiftgram/submodules/TelegramUI/Sources/ChatMessageBubbleItemNode.swift

import Foundation
import UIKit
import AsyncDisplayKit
import Display
import Postbox
import TelegramCore
import TelegramPresentationData
import TelegramUIPreferences
import TextFormat
import AccountContext
import TemporaryCachedPeerDataManager
import LocalizedPeerData
import ContextUI
import TelegramUniversalVideoContent
import MosaicLayout
import TextSelectionNode
import PlatformRestrictionMatching
import Emoji
import PersistentStringHash
import GridMessageSelectionNode
import AppBundle
import Markdown
import WallpaperBackgroundNode
import SwiftSignalKit

enum InternalBubbleTapAction {
    case action(() -> Void)
    case optionalAction(() -> Void)
    case openContextMenu(tapMessage: Message, selectAll: Bool, subFrame: CGRect)
}

private struct BubbleItemAttributes {
    var isAttachment: Bool
    var neighborType: ChatMessageBubbleRelativePosition.NeighbourType
    var neighborSpacing: ChatMessageBubbleRelativePosition.NeighbourSpacing
}

private final class ChatMessageBubbleClippingNode: ASDisplayNode {
    override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
        let result = self.view.hitTest(point, with: event)
        if result === self.view {
            return nil
        } else {
            return result
        }
    }
}

private func contentNodeMessagesAndClassesForItem(_ item: ChatMessageItem) -> ([(Message, AnyClass, ChatMessageEntryAttributes, BubbleItemAttributes)], Bool) {
    var result: [(Message, AnyClass, ChatMessageEntryAttributes, BubbleItemAttributes)] = []
    var skipText = false
    var messageWithCaptionToAdd: (Message, ChatMessageEntryAttributes)?
    var isUnsupportedMedia = false
    var isAction = false
    
    var previousItemIsFile = false
    var hasFiles = false
    
    outer: for (message, itemAttributes) in item.content {
        for attribute in message.attributes {
            if let attribute = attribute as? RestrictedContentMessageAttribute, attribute.platformText(platform: "ios", contentSettings: item.context.currentContentSettings.with { $0 }) != nil {
                result.append((message, ChatMessageRestrictedBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                break outer
            }
        }
        
        var isFile = false
        inner: for media in message.media {
            if let _ = media as? TelegramMediaImage {
                if let forwardInfo = message.forwardInfo, forwardInfo.flags.contains(.isImported), message.text.isEmpty {
                    messageWithCaptionToAdd = (message, itemAttributes)
                }
                result.append((message, ChatMessageMediaBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .media, neighborSpacing: .default)))
            } else if let file = media as? TelegramMediaFile {
                let isVideo = file.isVideo || (file.isAnimated && file.dimensions != nil)
                if isVideo {
                    if let forwardInfo = message.forwardInfo, forwardInfo.flags.contains(.isImported), message.text.isEmpty {
                        messageWithCaptionToAdd = (message, itemAttributes)
                    }
                    result.append((message, ChatMessageMediaBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .media, neighborSpacing: .default)))
                } else {
                    var neighborSpacing: ChatMessageBubbleRelativePosition.NeighbourSpacing = .default
                    if previousItemIsFile {
                        neighborSpacing = .overlap(file.isMusic ? 14.0 : 4.0)
                    }
                    isFile = true
                    hasFiles = true
                    result.append((message, ChatMessageFileBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: neighborSpacing)))
                }
            } else if let action = media as? TelegramMediaAction {
                isAction = true
                if case .phoneCall = action.action {
                    result.append((message, ChatMessageCallBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                } else {
                    result.append((message, ChatMessageActionBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                }
            } else if let _ = media as? TelegramMediaMap {
                result.append((message, ChatMessageMapBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
            } else if let _ = media as? TelegramMediaGame {
                skipText = true
                result.append((message, ChatMessageGameBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                break inner
            } else if let _ = media as? TelegramMediaInvoice {
                skipText = true
                result.append((message, ChatMessageInvoiceBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                break inner
            } else if let _ = media as? TelegramMediaContact {
                result.append((message, ChatMessageContactBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
            } else if let _ = media as? TelegramMediaExpiredContent {
                result.removeAll()
                result.append((message, ChatMessageActionBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                return (result, false)
            } else if let _ = media as? TelegramMediaPoll {
                result.append((message, ChatMessagePollBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
            } else if let _ = media as? TelegramMediaUnsupported {
                isUnsupportedMedia = true
            }
            previousItemIsFile = isFile
        }
        
        var messageText = message.text
        if let updatingMedia = itemAttributes.updatingMedia {
            messageText = updatingMedia.text
        }
        
        if !messageText.isEmpty || isUnsupportedMedia {
            if !skipText {
                if case .group = item.content, !isFile {
                    messageWithCaptionToAdd = (message, itemAttributes)
                    skipText = true
                } else {
                    result.append((message, ChatMessageTextBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: isFile ? .condensed : .default)))
                }
            } else {
                if case .group = item.content {
                    messageWithCaptionToAdd = nil
                }
            }
        }
        
        inner: for media in message.media {
            if let webpage = media as? TelegramMediaWebpage {
                if case .Loaded = webpage.content {
                    result.append((message, ChatMessageWebpageBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
                }
                break inner
            }
        }

        if message.adAttribute != nil {
            result.removeAll()

            result.append((message, ChatMessageWebpageBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
        }
        
        if isUnsupportedMedia {
            result.append((message, ChatMessageUnsupportedBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
        }
    }
    
    if let (messageWithCaptionToAdd, itemAttributes) = messageWithCaptionToAdd {
        result.append((messageWithCaptionToAdd, ChatMessageTextBubbleContentNode.self, itemAttributes, BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
    }
    
    if let additionalContent = item.additionalContent {
        switch additionalContent {
            case let .eventLogPreviousMessage(previousMessage):
                result.append((previousMessage, ChatMessageEventLogPreviousMessageContentNode.self, ChatMessageEntryAttributes(), BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
            case let .eventLogPreviousDescription(previousMessage):
                result.append((previousMessage, ChatMessageEventLogPreviousDescriptionContentNode.self, ChatMessageEntryAttributes(), BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
            case let .eventLogPreviousLink(previousMessage):
                result.append((previousMessage, ChatMessageEventLogPreviousLinkContentNode.self, ChatMessageEntryAttributes(), BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)))
        }
    }
    
    let firstMessage = item.content.firstMessage
    if !isAction && !Namespaces.Message.allScheduled.contains(firstMessage.id.namespace) {
        var hasDiscussion = false
        if let channel = firstMessage.peers[firstMessage.id.peerId] as? TelegramChannel, case let .broadcast(info) = channel.info, info.flags.contains(.hasDiscussionGroup) {
            hasDiscussion = true
        }
        if case let .replyThread(replyThreadMessage) = item.chatLocation, replyThreadMessage.effectiveTopId == firstMessage.id {
            hasDiscussion = false
        }

        if firstMessage.adAttribute != nil {
            hasDiscussion = false
        }
        
        if hasDiscussion {
            var canComment = false
            if case .pinnedMessages = item.associatedData.subject {
                canComment = false
            } else if firstMessage.id.namespace == Namespaces.Message.Local {
                canComment = true
            } else {
                for attribute in firstMessage.attributes {
                    if let attribute = attribute as? ReplyThreadMessageAttribute, let commentsPeerId = attribute.commentsPeerId {
                        switch item.associatedData.channelDiscussionGroup {
                        case .unknown:
                            canComment = true
                        case let .known(groupId):
                            canComment = groupId == commentsPeerId
                        }
                        break
                    }
                }
            }
            
            if canComment {
                result.append((firstMessage, ChatMessageCommentFooterContentNode.self, ChatMessageEntryAttributes(), BubbleItemAttributes(isAttachment: true, neighborType: .freeform, neighborSpacing: .default)))
            }
        } else if firstMessage.id.peerId.isReplies {
            result.append((firstMessage, ChatMessageCommentFooterContentNode.self, ChatMessageEntryAttributes(), BubbleItemAttributes(isAttachment: true, neighborType: .freeform, neighborSpacing: .default)))
        }
    }
    
    var needSeparateContainers = false
    if case .group = item.content, hasFiles {
        needSeparateContainers = true
    }
    
    return (result, needSeparateContainers)
}

private let chatMessagePeerIdColors: [UIColor] = [
    UIColor(rgb: 0xfc5c51),
    UIColor(rgb: 0xfa790f),
    UIColor(rgb: 0x895dd5),
    UIColor(rgb: 0x0fb297),
    UIColor(rgb: 0x00c0c2),
    UIColor(rgb: 0x3ca5ec),
    UIColor(rgb: 0x3d72ed)
]

private enum ContentNodeOperation {
    case remove(index: Int)
    case insert(index: Int, node: ChatMessageBubbleContentNode)
}

class ChatPresentationContext {
    weak var backgroundNode: WallpaperBackgroundNode?

    init(backgroundNode: WallpaperBackgroundNode?) {
        self.backgroundNode = backgroundNode
    }
}

class ChatMessageBubbleItemNode: ChatMessageItemView, ChatMessagePreviewItemNode {
    class ContentContainer {
        let contentMessageStableId: UInt32
        let sourceNode: ContextExtractedContentContainingNode
        let containerNode: ContextControllerSourceNode
        var backgroundWallpaperNode: ChatMessageBubbleBackdrop?
        var backgroundNode: ChatMessageBackground?
        var selectionBackgroundNode: ASDisplayNode?
        
        private var currentParams: (size: CGSize, contentOrigin: CGPoint, presentationData: ChatPresentationData, graphics: PrincipalThemeEssentialGraphics, backgroundType: ChatMessageBackgroundType, presentationContext: ChatPresentationContext, mediaBox: MediaBox, messageSelection: Bool?, selectionInsets: UIEdgeInsets)?
        
        init(contentMessageStableId: UInt32) {
            self.contentMessageStableId = contentMessageStableId
            
            self.sourceNode = ContextExtractedContentContainingNode()
            self.containerNode = ContextControllerSourceNode()
        }
        
        private var absoluteRect: (CGRect, CGSize)?
        fileprivate func updateAbsoluteRect(_ rect: CGRect, within containerSize: CGSize) {
            self.absoluteRect = (rect, containerSize)
            guard let backgroundWallpaperNode = self.backgroundWallpaperNode else {
                return
            }
            let mappedRect = CGRect(origin: CGPoint(x: rect.minX + backgroundWallpaperNode.frame.minX, y: rect.minY + backgroundWallpaperNode.frame.minY), size: rect.size)
            backgroundWallpaperNode.update(rect: mappedRect, within: containerSize)
        }
        
        fileprivate func applyAbsoluteOffset(value: CGPoint, animationCurve: ContainedViewLayoutTransitionCurve, duration: Double) {
            guard let backgroundWallpaperNode = self.backgroundWallpaperNode else {
                return
            }
            backgroundWallpaperNode.offset(value: value, animationCurve: animationCurve, duration: duration)
        }
        
        fileprivate func applyAbsoluteOffsetSpring(value: CGFloat, duration: Double, damping: CGFloat) {
            guard let backgroundWallpaperNode = self.backgroundWallpaperNode else {
                return
            }
            backgroundWallpaperNode.offsetSpring(value: value, duration: duration, damping: damping)
        }
        
        fileprivate func willUpdateIsExtractedToContextPreview(isExtractedToContextPreview: Bool, transition: ContainedViewLayoutTransition) {
            if isExtractedToContextPreview {
                var offset: CGFloat = 0.0
                var inset: CGFloat = 0.0
                var type: ChatMessageBackgroundType
                if let currentParams = self.currentParams, case .incoming = currentParams.backgroundType {
                    type = .incoming(.Extracted)
                    offset = -5.0
                    inset = 5.0
                } else {
                    type = .outgoing(.Extracted)
                    inset = 5.0
                }
                
                if let _ = self.backgroundNode {
                } else if let currentParams = self.currentParams {
                    let backgroundWallpaperNode = ChatMessageBubbleBackdrop()
                    backgroundWallpaperNode.alpha = 0.0
                    
                    let backgroundNode = ChatMessageBackground()
                    backgroundNode.alpha = 0.0
                                        
                    self.sourceNode.contentNode.insertSubnode(backgroundNode, at: 0)
                    self.sourceNode.contentNode.insertSubnode(backgroundWallpaperNode, at: 0)
                    
                    self.backgroundWallpaperNode = backgroundWallpaperNode
                    self.backgroundNode = backgroundNode
                    
                    transition.updateAlpha(node: backgroundNode, alpha: 1.0)
                    transition.updateAlpha(node: backgroundWallpaperNode, alpha: 1.0)
                    
                    backgroundNode.setType(type: type, highlighted: false, graphics: currentParams.graphics, maskMode: true, hasWallpaper: currentParams.presentationData.theme.wallpaper.hasWallpaper, transition: .immediate, backgroundNode: currentParams.presentationContext.backgroundNode)
                    backgroundWallpaperNode.setType(type: type, theme: currentParams.presentationData.theme, essentialGraphics: currentParams.graphics, maskMode: true, backgroundNode: currentParams.presentationContext.backgroundNode)
                }
                
                if let currentParams = self.currentParams {
                    let backgroundFrame = CGRect(x: currentParams.contentOrigin.x + offset, y: 0.0, width: currentParams.size.width + inset, height: currentParams.size.height)
                    self.backgroundNode?.updateLayout(size: backgroundFrame.size, transition: .immediate)
                    self.backgroundNode?.frame = backgroundFrame
                    self.backgroundWallpaperNode?.frame = backgroundFrame
                    
                    if let (rect, containerSize) = self.absoluteRect {
                        let mappedRect = CGRect(origin: CGPoint(x: rect.minX + backgroundFrame.minX, y: rect.minY + backgroundFrame.minY), size: rect.size)
                        self.backgroundWallpaperNode?.update(rect: mappedRect, within: containerSize)
                    }
                }
            } else {
                if let backgroundNode = self.backgroundNode {
                    self.backgroundNode = nil
                    transition.updateAlpha(node: backgroundNode, alpha: 0.0, completion: { [weak backgroundNode] _ in
                        backgroundNode?.removeFromSupernode()
                    })
                }
                if let backgroundWallpaperNode = self.backgroundWallpaperNode {
                    self.backgroundWallpaperNode = nil
                    transition.updateAlpha(node: backgroundWallpaperNode, alpha: 0.0, completion: { [weak backgroundWallpaperNode] _ in
                        backgroundWallpaperNode?.removeFromSupernode()
                    })
                }
            }
        }
        
        fileprivate func isExtractedToContextPreviewUpdated(_ isExtractedToContextPreview: Bool) {
        }
        
        fileprivate func update(size: CGSize, contentOrigin: CGPoint, selectionInsets: UIEdgeInsets, index: Int, presentationData: ChatPresentationData, graphics: PrincipalThemeEssentialGraphics, backgroundType: ChatMessageBackgroundType, presentationContext: ChatPresentationContext, mediaBox: MediaBox, messageSelection: Bool?) {
            self.currentParams = (size, contentOrigin, presentationData, graphics, backgroundType, presentationContext, mediaBox, messageSelection, selectionInsets)
            let bounds = CGRect(origin: CGPoint(), size: size)
            
            var incoming: Bool = false
            if case .incoming = backgroundType {
                incoming = true
            }
            
            let messageTheme = incoming ? presentationData.theme.theme.chat.message.incoming : presentationData.theme.theme.chat.message.outgoing
            
            if let messageSelection = messageSelection, messageSelection {
                if let _ = self.selectionBackgroundNode {
                } else {
                    let selectionBackgroundNode = ASDisplayNode()
                    self.containerNode.insertSubnode(selectionBackgroundNode, at: 0)
                    self.selectionBackgroundNode = selectionBackgroundNode
                }
                
                var selectionBackgroundFrame = bounds.offsetBy(dx: contentOrigin.x, dy: 0.0)
                if index == 0 && contentOrigin.y > 0.0 {
                    selectionBackgroundFrame.origin.y -= contentOrigin.y
                    selectionBackgroundFrame.size.height += contentOrigin.y
                }
                selectionBackgroundFrame = selectionBackgroundFrame.inset(by: selectionInsets)
                
                let bubbleColor = graphics.hasWallpaper ? messageTheme.bubble.withWallpaper.fill : messageTheme.bubble.withoutWallpaper.fill
                let selectionColor = bubbleColor[0].withAlphaComponent(1.0).mixedWith(messageTheme.accentTextColor.withAlphaComponent(1.0), alpha: 0.08)
                
                self.selectionBackgroundNode?.backgroundColor = selectionColor
                self.selectionBackgroundNode?.frame = selectionBackgroundFrame
            } else if let selectionBackgroundNode = self.selectionBackgroundNode {
                self.selectionBackgroundNode = nil
                selectionBackgroundNode.removeFromSupernode()
            }
        }
    }
     
    let mainContextSourceNode: ContextExtractedContentContainingNode
    private let mainContainerNode: ContextControllerSourceNode
    private let backgroundWallpaperNode: ChatMessageBubbleBackdrop
    private let backgroundNode: ChatMessageBackground
    private let shadowNode: ChatMessageShadowNode
    private var clippingNode: ChatMessageBubbleClippingNode
    
    override var extractedBackgroundNode: ASDisplayNode? {
        return self.shadowNode
    }
    
    private var selectionNode: ChatMessageSelectionNode?
    private var deliveryFailedNode: ChatMessageDeliveryFailedNode?
    private var swipeToReplyNode: ChatMessageSwipeToReplyNode?
    private var swipeToReplyFeedback: HapticFeedback?
    
    private var nameNode: TextNode?
    private var adminBadgeNode: TextNode?
    private var credibilityIconNode: ASImageNode?
    private var forwardInfoNode: ChatMessageForwardInfoNode?
    var forwardInfoReferenceNode: ASDisplayNode? {
        return self.forwardInfoNode
    }
    private var replyInfoNode: ChatMessageReplyInfoNode?
    
    private var contentContainersWrapperNode: ASDisplayNode
    private var contentContainers: [ContentContainer] = []
    private(set) var contentNodes: [ChatMessageBubbleContentNode] = []
    private var mosaicStatusNode: ChatMessageDateAndStatusNode?
    private var actionButtonsNode: ChatMessageActionButtonsNode?
    
    private var shareButtonNode: ChatMessageShareButton?
    
    private let messageAccessibilityArea: AccessibilityAreaNode

    private var backgroundType: ChatMessageBackgroundType?
    private var highlightedState: Bool = false
    
    private var backgroundFrameTransition: (CGRect, CGRect)?
    
    private var currentSwipeToReplyTranslation: CGFloat = 0.0
    
    private var appliedItem: ChatMessageItem?
    private var appliedForwardInfo: (Peer?, String?)?
    
    private var tapRecognizer: TapLongTapOrDoubleTapGestureRecognizer?
    
    private var currentSwipeAction: ChatControllerInteractionSwipeAction?
    
    override var visibility: ListViewItemNodeVisibility {
        didSet {
            if self.visibility != oldValue {
                for contentNode in self.contentNodes {
                    contentNode.visibility = self.visibility
                }
            }
        }
    }
    
    required init() {
        self.mainContextSourceNode = ContextExtractedContentContainingNode()
        self.mainContainerNode = ContextControllerSourceNode()
        self.backgroundWallpaperNode = ChatMessageBubbleBackdrop()
        self.contentContainersWrapperNode = ASDisplayNode()
        
        self.backgroundNode = ChatMessageBackground()
        self.shadowNode = ChatMessageShadowNode()

        self.clippingNode = ChatMessageBubbleClippingNode()
        self.clippingNode.clipsToBounds = true

        self.messageAccessibilityArea = AccessibilityAreaNode()
        
        super.init(layerBacked: false)
        
        self.mainContainerNode.shouldBegin = { [weak self] location in
            guard let strongSelf = self else {
                return false
            }
            if !strongSelf.backgroundNode.frame.contains(location) {
                return false
            }
            if strongSelf.selectionNode != nil {
                return false
            }
            if let action = strongSelf.gestureRecognized(gesture: .tap, location: location, recognizer: nil) {
                if case .action = action {
                    return false
                }
            }
            if let action = strongSelf.gestureRecognized(gesture: .longTap, location: location, recognizer: nil) {
                switch action {
                case .action, .optionalAction:
                    return false
                case let .openContextMenu(_, selectAll, _):
                    return selectAll || strongSelf.contentContainers.count < 2
                }
            }
            return true
        }
        
        self.mainContainerNode.activated = { [weak self] gesture, location in
            guard let strongSelf = self, let item = strongSelf.item else {
                return
            }
            
            if let action = strongSelf.gestureRecognized(gesture: .longTap, location: location, recognizer: nil) {
                switch action {
                case .action, .optionalAction:
                    break
                case let .openContextMenu(tapMessage, selectAll, subFrame):
                    item.controllerInteraction.openMessageContextMenu(tapMessage, selectAll, strongSelf, subFrame, gesture)
                }
            }
        }
        
        self.mainContainerNode.addSubnode(self.mainContextSourceNode)
        self.mainContainerNode.targetNodeForActivationProgress = self.mainContextSourceNode.contentNode
        self.addSubnode(self.mainContainerNode)
        
        self.mainContextSourceNode.contentNode.addSubnode(self.backgroundWallpaperNode)
        self.mainContextSourceNode.contentNode.addSubnode(self.backgroundNode)
        self.mainContextSourceNode.contentNode.addSubnode(self.clippingNode)
        self.clippingNode.addSubnode(self.contentContainersWrapperNode)
        self.addSubnode(self.messageAccessibilityArea)
        
        self.messageAccessibilityArea.activate = { [weak self] in
            guard let strongSelf = self, let accessibilityData = strongSelf.accessibilityData else {
                return false
            }
            
            for node in strongSelf.contentNodes {
                if node.accessibilityActivate() {
                    return true
                }
            }
            
            if let singleUrl = accessibilityData.singleUrl {
                strongSelf.item?.controllerInteraction.openUrl(singleUrl, false, false, strongSelf.item?.content.firstMessage)
                return true
            }
            
            return false
        }
        
        self.messageAccessibilityArea.focused = { [weak self] in
            self?.accessibilityElementDidBecomeFocused()
        }
        
        self.mainContextSourceNode.willUpdateIsExtractedToContextPreview = { [weak self] isExtractedToContextPreview, _ in
            guard let strongSelf = self, let _ = strongSelf.item else {
                return
            }
            for contentNode in strongSelf.contentNodes {
                contentNode.willUpdateIsExtractedToContextPreview(isExtractedToContextPreview)
            }
        }
        self.mainContextSourceNode.isExtractedToContextPreviewUpdated = { [weak self] isExtractedToContextPreview in
            guard let strongSelf = self, let item = strongSelf.item else {
                return
            }
            strongSelf.backgroundWallpaperNode.setMaskMode(strongSelf.backgroundMaskMode, mediaBox: item.context.account.postbox.mediaBox)
            strongSelf.backgroundNode.setMaskMode(strongSelf.backgroundMaskMode)
            if !isExtractedToContextPreview, let (rect, size) = strongSelf.absoluteRect {
                strongSelf.updateAbsoluteRect(rect, within: size)
            }
            
            for contentNode in strongSelf.contentNodes {
                contentNode.updateIsExtractedToContextPreview(isExtractedToContextPreview)
            }
        }
        
        self.mainContextSourceNode.updateAbsoluteRect = { [weak self] rect, size in
            guard let strongSelf = self, strongSelf.mainContextSourceNode.isExtractedToContextPreview else {
                return
            }
            strongSelf.updateAbsoluteRectInternal(rect, within: size)
        }
        self.mainContextSourceNode.applyAbsoluteOffset = { [weak self] value, animationCurve, duration in
            guard let strongSelf = self, strongSelf.mainContextSourceNode.isExtractedToContextPreview else {
                return
            }
            strongSelf.applyAbsoluteOffsetInternal(value: value, animationCurve: animationCurve, duration: duration)
        }
        self.mainContextSourceNode.applyAbsoluteOffsetSpring = { [weak self] value, duration, damping in
            guard let strongSelf = self, strongSelf.mainContextSourceNode.isExtractedToContextPreview else {
                return
            }
            strongSelf.applyAbsoluteOffsetSpringInternal(value: value, duration: duration, damping: damping)
        }
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func cancelInsertionAnimations() {
        self.shadowNode.layer.removeAllAnimations()

        func process(node: ASDisplayNode) {
            if node === self.accessoryItemNode {
                return
            }

            if node !== self {
                switch node {
                case let node as ContextExtractedContentContainingNode:
                    process(node: node.contentNode)
                    return
                case _ as ContextControllerSourceNode, _ as ContextExtractedContentNode:
                    break
                default:
                    node.layer.removeAllAnimations()
                    node.layer.allowsGroupOpacity = false
                    return
                }
            }

            guard let subnodes = node.subnodes else {
                return
            }

            for subnode in subnodes {
                process(node: subnode)
            }
        }

        process(node: self)
    }
    
    override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
        super.animateInsertion(currentTimestamp, duration: duration, short: short)
        
        self.shadowNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
        
        func process(node: ASDisplayNode) {
            if node === self.accessoryItemNode {
                return
            }
            
            if node !== self {
                switch node {
                case _ as ContextExtractedContentContainingNode, _ as ContextControllerSourceNode, _ as ContextExtractedContentNode:
                    break
                default:
                    node.layer.allowsGroupOpacity = true
                    node.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2, completion: { [weak node] _ in
                        node?.layer.allowsGroupOpacity = false
                    })
                    return
                }
            }
            
            guard let subnodes = node.subnodes else {
                return
            }
            
            for subnode in subnodes {
                process(node: subnode)
            }
        }
        
        process(node: self)
    }
    
    override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
        super.animateRemoved(currentTimestamp, duration: duration)
        
        self.allowsGroupOpacity = true
        self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false, completion: { [weak self] _ in
            self?.allowsGroupOpacity = false
        })
        self.shadowNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false)
        self.layer.animateScale(from: 1.0, to: 0.1, duration: 0.15, removeOnCompletion: false)
        self.layer.animatePosition(from: CGPoint(), to: CGPoint(x: self.bounds.width / 2.0 - self.backgroundNode.frame.midX, y: self.backgroundNode.frame.midY), duration: 0.15, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, additive: true)
    }
    
    override func animateAdded(_ currentTimestamp: Double, duration: Double) {
        super.animateAdded(currentTimestamp, duration: duration)
        
        if let subnodes = self.subnodes {
            for subnode in subnodes {
                let layer = subnode.layer
                layer.allowsGroupOpacity = true
                layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2, completion: { [weak layer] _ in
                    layer?.allowsGroupOpacity = false
                })
            }
        }
    }

    func animateContentFromTextInputField(textInput: ChatMessageTransitionNode.Source.TextInput, transition: CombinedTransition) {
        guard let item = self.item else {
            return
        }
        let widthDifference = self.backgroundNode.frame.width - textInput.backgroundView.frame.width
        let heightDifference = self.backgroundNode.frame.height - textInput.backgroundView.frame.height

        transition.animateFrame(layer: self.clippingNode.layer, from: CGRect(origin: CGPoint(x: self.clippingNode.frame.minX, y: textInput.backgroundView.frame.minY), size: textInput.backgroundView.frame.size))

        transition.vertical.animateOffsetAdditive(layer: self.clippingNode.layer, offset: textInput.backgroundView.frame.minY - self.clippingNode.frame.minY)

        self.backgroundWallpaperNode.animateFrom(sourceView: textInput.backgroundView, mediaBox: item.context.account.postbox.mediaBox, transition: transition)
        self.backgroundNode.animateFrom(sourceView: textInput.backgroundView, transition: transition)

        for contentNode in self.contentNodes {
            if let contentNode = contentNode as? ChatMessageTextBubbleContentNode {
                let localSourceContentFrame = self.mainContextSourceNode.contentNode.view.convert(textInput.contentView.frame.offsetBy(dx: self.mainContextSourceNode.contentRect.minX, dy: self.mainContextSourceNode.contentRect.minY), to: contentNode.view)
                textInput.contentView.frame = localSourceContentFrame
                contentNode.animateFrom(sourceView: textInput.contentView, scrollOffset: textInput.scrollOffset, widthDifference: widthDifference, transition: transition)
            } else if let contentNode = contentNode as? ChatMessageWebpageBubbleContentNode {
                transition.vertical.animatePositionAdditive(node: contentNode, offset: CGPoint(x: 0.0, y: heightDifference))
            }
        }
    }

    func animateReplyPanel(sourceReplyPanel: ChatMessageTransitionNode.ReplyPanel, transition: CombinedTransition) {
        if let replyInfoNode = self.replyInfoNode {
            let localRect = self.mainContextSourceNode.contentNode.view.convert(sourceReplyPanel.relativeSourceRect, to: replyInfoNode.view)
            let _ = replyInfoNode.animateFromInputPanel(sourceReplyPanel: sourceReplyPanel, unclippedTransitionNode: self.mainContextSourceNode.contentNode, localRect: localRect, transition: transition)
        }
    }

    func animateFromMicInput(micInputNode: UIView, transition: CombinedTransition) -> ContextExtractedContentContainingNode? {
        for contentNode in self.contentNodes {
            if let contentNode = contentNode as? ChatMessageFileBubbleContentNode {
                let statusContainerNode = contentNode.interactiveFileNode.statusContainerNode
                let scale = statusContainerNode.contentRect.height / 100.0
                micInputNode.transform = CGAffineTransform(scaleX: scale, y: scale)
                micInputNode.center = CGPoint(x: statusContainerNode.contentRect.midX, y: statusContainerNode.contentRect.midY)
                statusContainerNode.contentNode.view.addSubview(micInputNode)

                transition.horizontal.updateAlpha(layer: micInputNode.layer, alpha: 0.0, completion: { [weak micInputNode] _ in
                    micInputNode?.removeFromSuperview()
                })

                transition.horizontal.animateTransformScale(node: statusContainerNode.contentNode, from: 1.0 / scale)

                return statusContainerNode
            }
        }
        return nil
    }

    func animateContentFromMediaInput(snapshotView: UIView, transition: CombinedTransition) {
        self.mainContextSourceNode.contentNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.1)
    }
    
    override func didLoad() {
        super.didLoad()
        
        let recognizer = TapLongTapOrDoubleTapGestureRecognizer(target: self, action: #selector(self.tapLongTapOrDoubleTapGesture(_:)))
        recognizer.tapActionAtPoint = { [weak self] point in
            if let strongSelf = self {
                if let shareButtonNode = strongSelf.shareButtonNode, shareButtonNode.frame.contains(point) {
                    return .fail
                }
                
                if let avatarNode = strongSelf.accessoryItemNode as? ChatMessageAvatarAccessoryItemNode, avatarNode.frame.contains(point) {
                    return .waitForSingleTap
                }
                
                if let nameNode = strongSelf.nameNode, nameNode.frame.contains(point) {
                    if let item = strongSelf.item {
                        for attribute in item.message.attributes {
                            if let _ = attribute as? InlineBotMessageAttribute {
                                return .waitForSingleTap
                            }
                        }
                    }
                }
                if let replyInfoNode = strongSelf.replyInfoNode, replyInfoNode.frame.contains(point) {
                    return .waitForSingleTap
                }
                if let forwardInfoNode = strongSelf.forwardInfoNode, forwardInfoNode.frame.contains(point) {
                    if forwardInfoNode.hasAction(at: strongSelf.view.convert(point, to: forwardInfoNode.view)) {
                        return .fail
                    } else {
                        return .waitForSingleTap
                    }
                }
                for contentNode in strongSelf.contentNodes {
                    let tapAction = contentNode.tapActionAtPoint(CGPoint(x: point.x - contentNode.frame.minX, y: point.y - contentNode.frame.minY), gesture: .tap, isEstimating: true)
                    switch tapAction {
                        case .none:
                            if let _ = strongSelf.item?.controllerInteraction.tapMessage {
                                return .waitForSingleTap
                            }
                            break
                        case .ignore:
                            return .fail
                        case .url, .peerMention, .textMention, .botCommand, .hashtag, .instantPage, .wallpaper, .theme, .call, .openMessage, .timecode, .bankCard, .tooltip, .openPollResults, .copy:
                            return .waitForSingleTap
                    }
                }
                if !strongSelf.backgroundNode.frame.contains(point) {
                    return .waitForSingleTap
                }
            }
            
            return .waitForDoubleTap
        }
        recognizer.longTap = { [weak self] point, recognizer in
            guard let strongSelf = self else {
                return
            }

            if let action = strongSelf.gestureRecognized(gesture: .longTap, location: point, recognizer: recognizer) {
                switch action {
                case let .action(f):
                    f()
                    recognizer.cancel()
                case let .optionalAction(f):
                    f()
                    recognizer.cancel()
                case .openContextMenu:
                    break
                }
            }
        }
        recognizer.highlight = { [weak self] point in
            if let strongSelf = self {
                for contentNode in strongSelf.contentNodes {
                    var translatedPoint: CGPoint?
                    let convertedNodeFrame = contentNode.view.convert(contentNode.bounds, to: strongSelf.view)
                    if let point = point, convertedNodeFrame.insetBy(dx: -4.0, dy: -4.0).contains(point) {
                        translatedPoint = strongSelf.view.convert(point, to: contentNode.view)
                    }
                    contentNode.updateTouchesAtPoint(translatedPoint)
                }
            }
        }
        self.tapRecognizer = recognizer
        self.view.addGestureRecognizer(recognizer)
        self.view.isExclusiveTouch = true

        let replyRecognizer = ChatSwipeToReplyRecognizer(target: self, action: #selector(self.swipeToReplyGesture(_:)))
        replyRecognizer.shouldBegin = { [weak self] in
            if let strongSelf = self, let item = strongSelf.item {
                if strongSelf.selectionNode != nil {
                    return false
                }
                for media in item.content.firstMessage.media {
                    if let _ = media as? TelegramMediaExpiredContent {
                        return false
                    }
                    else if let media = media as? TelegramMediaAction {
                        if case .phoneCall(_, _, _, _) = media.action {
                        } else {
                            return false
                        }
                    }
                }
                let action = item.controllerInteraction.canSetupReply(item.message)
                strongSelf.currentSwipeAction = action
                if case .none = action {
                    return false
                } else {
                    return true
                }
            }
            return false
        }
        self.view.addGestureRecognizer(replyRecognizer)
    }
    
    override func asyncLayout() -> (_ item: ChatMessageItem, _ params: ListViewItemLayoutParams, _ mergedTop: ChatMessageMerge, _ mergedBottom: ChatMessageMerge, _ dateHeaderAtBottom: Bool) -> (ListViewItemNodeLayout, (ListViewItemUpdateAnimation, ListViewItemApply, Bool) -> Void) {
        var currentContentClassesPropertiesAndLayouts: [(Message, AnyClass, Bool, (_ item: ChatMessageBubbleContentItem, _ layoutConstants: ChatMessageItemLayoutConstants, _ preparePosition: ChatMessageBubblePreparePosition, _ messageSelection: Bool?, _ constrainedSize: CGSize) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void))))] = []
        for contentNode in self.contentNodes {
            if let message = contentNode.item?.message {
                currentContentClassesPropertiesAndLayouts.append((message, type(of: contentNode) as AnyClass, contentNode.supportsMosaic, contentNode.asyncLayoutContent()))
            } else {
                assertionFailure()
            }
        }
        
        let authorNameLayout = TextNode.asyncLayout(self.nameNode)
        let adminBadgeLayout = TextNode.asyncLayout(self.adminBadgeNode)
        let forwardInfoLayout = ChatMessageForwardInfoNode.asyncLayout(self.forwardInfoNode)
        let replyInfoLayout = ChatMessageReplyInfoNode.asyncLayout(self.replyInfoNode)
        let actionButtonsLayout = ChatMessageActionButtonsNode.asyncLayout(self.actionButtonsNode)
        
        let mosaicStatusLayout = ChatMessageDateAndStatusNode.asyncLayout(self.mosaicStatusNode)
        
        let layoutConstants = self.layoutConstants
        
        let currentItem = self.appliedItem
        let currentForwardInfo = self.appliedForwardInfo
        
        let isSelected = self.selectionNode?.selected
        
        let weakSelf = Weak(self)
        
        return { item, params, mergedTop, mergedBottom, dateHeaderAtBottom in
            let layoutConstants = chatMessageItemLayoutConstants(layoutConstants, params: params, presentationData: item.presentationData)
            return ChatMessageBubbleItemNode.beginLayout(selfReference: weakSelf, item, params, mergedTop, mergedBottom, dateHeaderAtBottom,
                currentContentClassesPropertiesAndLayouts: currentContentClassesPropertiesAndLayouts,
                authorNameLayout: authorNameLayout,
                adminBadgeLayout: adminBadgeLayout,
                forwardInfoLayout: forwardInfoLayout,
                replyInfoLayout: replyInfoLayout,
                actionButtonsLayout: actionButtonsLayout,
                mosaicStatusLayout: mosaicStatusLayout,
                layoutConstants: layoutConstants,
                currentItem: currentItem,
                currentForwardInfo: currentForwardInfo,
                isSelected: isSelected
            )
        }
    }
    
    private static func beginLayout(selfReference: Weak<ChatMessageBubbleItemNode>, _ item: ChatMessageItem, _ params: ListViewItemLayoutParams, _ mergedTop: ChatMessageMerge, _ mergedBottom: ChatMessageMerge, _ dateHeaderAtBottom: Bool,
        currentContentClassesPropertiesAndLayouts: [(Message, AnyClass, Bool, (_ item: ChatMessageBubbleContentItem, _ layoutConstants: ChatMessageItemLayoutConstants, _ preparePosition: ChatMessageBubblePreparePosition, _ messageSelection: Bool?, _ constrainedSize: CGSize) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void))))],
        authorNameLayout: (TextNodeLayoutArguments) -> (TextNodeLayout, () -> TextNode),
        adminBadgeLayout: (TextNodeLayoutArguments) -> (TextNodeLayout, () -> TextNode),
        forwardInfoLayout: (ChatPresentationData, PresentationStrings, ChatMessageForwardInfoType, Peer?, String?, String?, CGSize) -> (CGSize, (CGFloat) -> ChatMessageForwardInfoNode),
        replyInfoLayout: (ChatPresentationData, PresentationStrings, AccountContext, ChatMessageReplyInfoType, Message, CGSize) -> (CGSize, () -> ChatMessageReplyInfoNode),
        actionButtonsLayout: (AccountContext, ChatPresentationThemeData, PresentationChatBubbleCorners, PresentationStrings, ReplyMarkupMessageAttribute, Message, CGFloat) -> (minWidth: CGFloat, layout: (CGFloat) -> (CGSize, (Bool) -> ChatMessageActionButtonsNode)),
        mosaicStatusLayout: (AccountContext, ChatPresentationData, Bool, Int?, String, ChatMessageDateAndStatusType, CGSize, Int, Bool, Bool) -> (CGSize, (Bool) -> ChatMessageDateAndStatusNode),
        layoutConstants: ChatMessageItemLayoutConstants,
        currentItem: ChatMessageItem?,
        currentForwardInfo: (Peer?, String?)?,
        isSelected: Bool?
    ) -> (ListViewItemNodeLayout, (ListViewItemUpdateAnimation, ListViewItemApply, Bool) -> Void) {
        let isPreview = item.presentationData.isPreview
        let accessibilityData = ChatMessageAccessibilityData(item: item, isSelected: isSelected)
        
        let fontSize = floor(item.presentationData.fontSize.baseDisplaySize * 14.0 / 17.0)
        let nameFont = Font.medium(fontSize)

        let inlineBotPrefixFont = Font.regular(fontSize)
        
        let baseWidth = params.width - params.leftInset - params.rightInset
        
        let content = item.content
        let firstMessage = content.firstMessage
        let incoming = item.content.effectivelyIncoming(item.context.account.peerId, associatedData: item.associatedData)
        
        let messageTheme = incoming ? item.presentationData.theme.theme.chat.message.incoming : item.presentationData.theme.theme.chat.message.outgoing
        
        var sourceReference: SourceReferenceMessageAttribute?
        for attribute in item.content.firstMessage.attributes {
            if let attribute = attribute as? SourceReferenceMessageAttribute {
                sourceReference = attribute
                break
            }
        }
        
        var isCrosspostFromChannel = false
        if let _ = sourceReference {
            if !firstMessage.id.peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId) {
                isCrosspostFromChannel = true
            }
        }
        
        var effectiveAuthor: Peer?
        var ignoreForward = false
        var displayAuthorInfo: Bool
        
        let avatarInset: CGFloat
        var hasAvatar = false
        
        var allowFullWidth = false
        let chatLocationPeerId: PeerId = item.chatLocation.peerId
        
        do {
            let peerId = chatLocationPeerId
            
            if let subject = item.associatedData.subject, case .forwardedMessages = subject {
                displayAuthorInfo = false
            } else if item.message.id.peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId) {
                if let forwardInfo = item.content.firstMessage.forwardInfo {
                    ignoreForward = true
                    effectiveAuthor = forwardInfo.author
                    if effectiveAuthor == nil, let authorSignature = forwardInfo.authorSignature  {
                        effectiveAuthor = TelegramUser(id: PeerId(namespace: Namespaces.Peer.Empty, id: PeerId.Id._internalFromInt64Value(Int64(authorSignature.persistentHashValue % 32))), accessHash: nil, firstName: authorSignature, lastName: nil, username: nil, phone: nil, photo: [], botInfo: nil, restrictionInfo: nil, flags: UserInfoFlags())
                    }
                }
                displayAuthorInfo = !mergedTop.merged && incoming && effectiveAuthor != nil
            } else if isCrosspostFromChannel, let sourceReference = sourceReference, let source = firstMessage.peers[sourceReference.messageId.peerId] {
                if firstMessage.forwardInfo?.author?.id == source.id {
                    ignoreForward = true
                }
                effectiveAuthor = source
                displayAuthorInfo = !mergedTop.merged && incoming && effectiveAuthor != nil
            } else if let forwardInfo = item.content.firstMessage.forwardInfo, forwardInfo.flags.contains(.isImported), let author = forwardInfo.author {
                ignoreForward = true
                effectiveAuthor = author
                displayAuthorInfo = !mergedTop.merged && incoming
            } else if let forwardInfo = item.content.firstMessage.forwardInfo, forwardInfo.flags.contains(.isImported), let authorSignature = forwardInfo.authorSignature {
                ignoreForward = true
                effectiveAuthor = TelegramUser(id: PeerId(namespace: Namespaces.Peer.Empty, id: PeerId.Id._internalFromInt64Value(Int64(authorSignature.persistentHashValue % 32))), accessHash: nil, firstName: authorSignature, lastName: nil, username: nil, phone: nil, photo: [], botInfo: nil, restrictionInfo: nil, flags: UserInfoFlags())
                displayAuthorInfo = !mergedTop.merged && incoming
            } else if let _ = item.content.firstMessage.adAttribute, let author = item.content.firstMessage.author {
                ignoreForward = true
                effectiveAuthor = author
                displayAuthorInfo = !mergedTop.merged && incoming
            } else {
                effectiveAuthor = firstMessage.author
                
                var allowAuthor = incoming
                
                if let author = firstMessage.author, author is TelegramChannel, author.id == firstMessage.id.peerId, !incoming {
                    allowAuthor = true
                }
                
                displayAuthorInfo = !mergedTop.merged && allowAuthor && peerId.isGroupOrChannel && effectiveAuthor != nil
                if let forwardInfo = firstMessage.forwardInfo, forwardInfo.psaType != nil {
                    displayAuthorInfo = false
                }
            }
        
            if !peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId) {
                if peerId.isGroupOrChannel && effectiveAuthor != nil {
                    var isBroadcastChannel = false
                    if let peer = firstMessage.peers[firstMessage.id.peerId] as? TelegramChannel, case .broadcast = peer.info {
                        isBroadcastChannel = true
                        allowFullWidth = true
                    }
                    
                    if case let .replyThread(replyThreadMessage) = item.chatLocation, replyThreadMessage.isChannelPost, replyThreadMessage.effectiveTopId == firstMessage.id {
                        isBroadcastChannel = true
                    }
                    
                    if !isBroadcastChannel {
                        hasAvatar = item.content.firstMessage.effectivelyIncoming(item.context.account.peerId)
                    }
                }
            } else if incoming {
                hasAvatar = true
            }
        }
        
        if let forwardInfo = item.content.firstMessage.forwardInfo, forwardInfo.source == nil, forwardInfo.author?.id.namespace == Namespaces.Peer.CloudUser {
            for media in item.content.firstMessage.media {
                if let file = media as? TelegramMediaFile, file.isMusic {
                    ignoreForward = true
                    break
                }
            }
        }
        
        avatarInset = hasAvatar ? layoutConstants.avatarDiameter : 0.0
        
        let isFailed = item.content.firstMessage.effectivelyFailed(timestamp: item.context.account.network.getApproximateRemoteTimestamp())
        
        var needsShareButton = false
        if case .pinnedMessages = item.associatedData.subject {
            needsShareButton = true
            for media in item.message.media {
                if let _ = media as? TelegramMediaExpiredContent {
                    needsShareButton = false
                    break
                }
            }
        } else if case let .replyThread(replyThreadMessage) = item.chatLocation, replyThreadMessage.effectiveTopId == item.message.id {
            needsShareButton = false
            allowFullWidth = true
        } else if isFailed || Namespaces.Message.allScheduled.contains(item.message.id.namespace) {
            needsShareButton = false
        } else if item.message.id.peerId == item.context.account.peerId {
            if let _ = sourceReference {
                needsShareButton = true
            }
        } else if item.message.id.peerId.isReplies {
            needsShareButton = false
        } else if item.message.effectivelyIncoming(item.context.account.peerId) {
            if let _ = sourceReference {
                needsShareButton = true
            }
            
            if let peer = item.message.peers[item.message.id.peerId] {
                if let channel = peer as? TelegramChannel {
                    if case .broadcast = channel.info {
                        needsShareButton = true
                    }
                }
            }
            
            if let info = item.message.forwardInfo {
                if let author = info.author as? TelegramUser, let _ = author.botInfo, !item.message.media.isEmpty && !(item.message.media.first is TelegramMediaAction) {
                    needsShareButton = true
                } else if let author = info.author as? TelegramChannel, case .broadcast = author.info {
                    needsShareButton = true
                }
            }
            
            if !needsShareButton, let author = item.message.author as? TelegramUser, let _ = author.botInfo, !item.message.media.isEmpty && !(item.message.media.first is TelegramMediaAction) {
                needsShareButton = true
            }
            if !needsShareButton {
                loop: for media in item.message.media {
                    if media is TelegramMediaGame || media is TelegramMediaInvoice {
                        needsShareButton = true
                        break loop
                    } else if let media = media as? TelegramMediaWebpage, case .Loaded = media.content {
                        needsShareButton = true
                        break loop
                    }
                }
            } else {
                loop: for media in item.message.media {
                    if media is TelegramMediaAction {
                        needsShareButton = false
                        break loop
                    }
                }
            }
            
            if item.message.isCopyProtected() {
                needsShareButton = false
            }
        }
        
        if isPreview {
            needsShareButton = false
        }
        let isAd = item.content.firstMessage.adAttribute != nil
        if isAd {
            needsShareButton = false
        }
        
        var tmpWidth: CGFloat
        if allowFullWidth {
            tmpWidth = baseWidth
            if needsShareButton || isAd {
                tmpWidth -= 38.0
            }
        } else {
            tmpWidth = layoutConstants.bubble.maximumWidthFill.widthFor(baseWidth)
            if (needsShareButton || isAd) && tmpWidth + 32.0 > baseWidth {
                tmpWidth = baseWidth - 32.0
            }
        }
        
        var deliveryFailedInset: CGFloat = 0.0
        if isFailed {
            deliveryFailedInset += 24.0
        }
        
        tmpWidth -= deliveryFailedInset
        
        let maximumContentWidth = floor(tmpWidth - layoutConstants.bubble.edgeInset - layoutConstants.bubble.edgeInset - layoutConstants.bubble.contentInsets.left - layoutConstants.bubble.contentInsets.right - avatarInset)
        
        var contentPropertiesAndPrepareLayouts: [(Message, Bool, ChatMessageEntryAttributes, BubbleItemAttributes, (_ item: ChatMessageBubbleContentItem, _ layoutConstants: ChatMessageItemLayoutConstants, _ preparePosition: ChatMessageBubblePreparePosition, _ messageSelection: Bool?, _ constrainedSize: CGSize) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void))))] = []
        var addedContentNodes: [(Message, Bool, ChatMessageBubbleContentNode)]?
        
        let (contentNodeMessagesAndClasses, needSeparateContainers) = contentNodeMessagesAndClassesForItem(item)
        for contentNodeItemValue in contentNodeMessagesAndClasses {
            let contentNodeItem = contentNodeItemValue as (message: Message, type: AnyClass, attributes: ChatMessageEntryAttributes, bubbleAttributes: BubbleItemAttributes)

            var found = false
            for currentNodeItemValue in currentContentClassesPropertiesAndLayouts {
                let currentNodeItem = currentNodeItemValue as (message: Message, type: AnyClass, supportsMosaic: Bool, currentLayout: (ChatMessageBubbleContentItem, ChatMessageItemLayoutConstants, ChatMessageBubblePreparePosition, Bool?, CGSize) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void))))

                if currentNodeItem.type == contentNodeItem.type && currentNodeItem.message.stableId == contentNodeItem.message.stableId {
                    contentPropertiesAndPrepareLayouts.append((contentNodeItem.message, currentNodeItem.supportsMosaic, contentNodeItem.attributes, contentNodeItem.bubbleAttributes, currentNodeItem.currentLayout))
                    found = true
                    break
                }
            }
            if !found {
                let contentNode = (contentNodeItem.type as! ChatMessageBubbleContentNode.Type).init()
                contentPropertiesAndPrepareLayouts.append((contentNodeItem.message, contentNode.supportsMosaic, contentNodeItem.attributes, contentNodeItem.bubbleAttributes, contentNode.asyncLayoutContent()))
                if addedContentNodes == nil {
                    addedContentNodes = []
                }
                addedContentNodes!.append((contentNodeItem.message, contentNodeItem.bubbleAttributes.isAttachment, contentNode))
            }
        }
        
        var authorNameString: String?
        var authorRank: CachedChannelAdminRank?
        var authorIsChannel: Bool = false
        switch content {
            case let .message(message, _, _, attributes, _):
                if let peer = message.peers[message.id.peerId] as? TelegramChannel {
                    if case .broadcast = peer.info {
                    } else {
                        if isCrosspostFromChannel, let sourceReference = sourceReference, let _ = firstMessage.peers[sourceReference.messageId.peerId] as? TelegramChannel {
                            authorIsChannel = true
                        }
                        authorRank = attributes.rank
                    }
                } else {
                    if isCrosspostFromChannel, let _ = firstMessage.forwardInfo?.source as? TelegramChannel {
                        authorIsChannel = true
                    }
                    authorRank = attributes.rank
                }
            case .group:
                break
        }
        
        var inlineBotNameString: String?
        var replyMessage: Message?
        var replyMarkup: ReplyMarkupMessageAttribute?
        var authorNameColor: UIColor?
        
        for attribute in firstMessage.attributes {
            if let attribute = attribute as? InlineBotMessageAttribute {
                if let peerId = attribute.peerId, let bot = firstMessage.peers[peerId] as? TelegramUser {
                    inlineBotNameString = bot.username
                } else {
                    inlineBotNameString = attribute.title
                }
            } else if let attribute = attribute as? ReplyMessageAttribute {
                if case let .replyThread(replyThreadMessage) = item.chatLocation, replyThreadMessage.messageId == attribute.messageId {
                } else {
                    replyMessage = firstMessage.associatedMessages[attribute.messageId]
                }
            } else if let attribute = attribute as? ReplyMarkupMessageAttribute, attribute.flags.contains(.inline), !attribute.rows.isEmpty && !isPreview {
                replyMarkup = attribute
            } else if let attribute = attribute as? AuthorSignatureMessageAttribute {
                if let chatPeer = firstMessage.peers[firstMessage.id.peerId] as? TelegramChannel, case .group = chatPeer.info, firstMessage.author is TelegramChannel, !attribute.signature.isEmpty {
                    authorRank = .custom(attribute.signature)
                }
            }
        }
        
        if let forwardInfo = firstMessage.forwardInfo, forwardInfo.psaType != nil {
            inlineBotNameString = nil
        }
        
        var contentPropertiesAndLayouts: [(CGSize?, ChatMessageBubbleContentProperties, ChatMessageBubblePreparePosition, BubbleItemAttributes, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void)), UInt32?, Bool?)] = []
        
        let topNodeMergeStatus: ChatMessageBubbleMergeStatus = mergedTop.merged ? (incoming ? .Left : .Right) : .None(incoming ? .Incoming : .Outgoing)
        let bottomNodeMergeStatus: ChatMessageBubbleMergeStatus = mergedBottom.merged ? (incoming ? .Left : .Right) : .None(incoming ? .Incoming : .Outgoing)
        
        var backgroundHiding: ChatMessageBubbleContentBackgroundHiding?
        var hasSolidWallpaper = false
        switch item.presentationData.theme.wallpaper {
        case .color:
            hasSolidWallpaper = true
        case let .gradient(gradient):
            hasSolidWallpaper = gradient.colors.count <= 2
        default:
            break
        }
        var alignment: ChatMessageBubbleContentAlignment = .none
        
        var maximumNodeWidth = maximumContentWidth
        
        let contentNodeCount = contentPropertiesAndPrepareLayouts.count
        
        let read: Bool
        var isItemPinned = false
        var isItemEdited = false
        
        switch item.content {
            case let .message(message, value, _, _, _):
                read = value
                isItemPinned = message.tags.contains(.pinned)
            case let .group(messages):
                read = messages[0].1
                for message in messages {
                    if message.0.tags.contains(.pinned) {
                        isItemPinned = true
                    }
                    for attribute in message.0.attributes {
                        if let attribute = attribute as? EditedMessageAttribute {
                            isItemEdited = !attribute.isHidden
                            break
                        }
                    }
                }
        }
        
        if case .replyThread = item.chatLocation {
            isItemPinned = false
        }
        
        var mosaicStartIndex: Int?
        var mosaicRange: Range<Int>?
        for i in 0 ..< contentPropertiesAndPrepareLayouts.count {
            if contentPropertiesAndPrepareLayouts[i].1 {
                if mosaicStartIndex == nil {
                    mosaicStartIndex = i
                }
            } else if let mosaicStartIndexValue = mosaicStartIndex {
                if mosaicStartIndexValue < i - 1 {
                    mosaicRange = mosaicStartIndexValue ..< i
                }
                mosaicStartIndex = nil
            }
        }
        if let mosaicStartIndex = mosaicStartIndex {
            if mosaicStartIndex < contentPropertiesAndPrepareLayouts.count - 1 {
                mosaicRange = mosaicStartIndex ..< contentPropertiesAndPrepareLayouts.count
            }
        }
        
        var index = 0
        for (message, _, attributes, bubbleAttributes, prepareLayout) in contentPropertiesAndPrepareLayouts {
            let topPosition: ChatMessageBubbleRelativePosition
            let bottomPosition: ChatMessageBubbleRelativePosition
            
            var topBubbleAttributes = BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)
            var bottomBubbleAttributes = BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)
            if index != 0 {
                topBubbleAttributes = contentPropertiesAndPrepareLayouts[index - 1].3
            }
            if index != contentPropertiesAndPrepareLayouts.count - 1 {
                bottomBubbleAttributes = contentPropertiesAndPrepareLayouts[index + 1].3
            }
            
            topPosition = .Neighbour(topBubbleAttributes.isAttachment, topBubbleAttributes.neighborType, topBubbleAttributes.neighborSpacing)
            bottomPosition = .Neighbour(bottomBubbleAttributes.isAttachment, bottomBubbleAttributes.neighborType, bottomBubbleAttributes.neighborSpacing)
            
            let prepareContentPosition: ChatMessageBubblePreparePosition
            if let mosaicRange = mosaicRange, mosaicRange.contains(index) {
                prepareContentPosition = .mosaic(top: .None(.None(.Incoming)), bottom: index == (mosaicRange.upperBound - 1) ? bottomPosition : .None(.None(.Incoming)))
            } else {
                let refinedBottomPosition: ChatMessageBubbleRelativePosition
                if index == contentPropertiesAndPrepareLayouts.count - 1 {
                    refinedBottomPosition = .None(.Left)
                } else if index == contentPropertiesAndPrepareLayouts.count - 2 && contentPropertiesAndPrepareLayouts[contentPropertiesAndPrepareLayouts.count - 1].3.isAttachment {
                    refinedBottomPosition = .None(.Left)
                } else {
                    refinedBottomPosition = bottomPosition
                }
                prepareContentPosition = .linear(top: topPosition, bottom: refinedBottomPosition)
            }
            
            let contentItem = ChatMessageBubbleContentItem(context: item.context, controllerInteraction: item.controllerInteraction, message: message, read: read, chatLocation: item.chatLocation, presentationData: item.presentationData, associatedData: item.associatedData, attributes: attributes, isItemPinned: isItemPinned, isItemEdited: isItemEdited)
            
            var itemSelection: Bool?
            switch content {
                case .message:
                    break
                case let .group(messages):
                    for (m, _, selection, _, _) in messages {
                        if m.id == message.id {
                            switch selection {
                                case .none:
                                    break
                                case let .selectable(selected):
                                    itemSelection = selected
                            }
                            break
                        }
                    }
            }
            
            let (properties, unboundSize, maxNodeWidth, nodeLayout) = prepareLayout(contentItem, layoutConstants, prepareContentPosition, itemSelection, CGSize(width: maximumContentWidth, height: CGFloat.greatestFiniteMagnitude))
            maximumNodeWidth = min(maximumNodeWidth, maxNodeWidth)
            
            contentPropertiesAndLayouts.append((unboundSize, properties, prepareContentPosition, bubbleAttributes, nodeLayout, needSeparateContainers && !bubbleAttributes.isAttachment ? message.stableId : nil, itemSelection))
            
            switch properties.hidesBackground {
                case .never:
                    backgroundHiding = .never
                case .emptyWallpaper:
                    if backgroundHiding == nil {
                        backgroundHiding = properties.hidesBackground
                    }
                case .always:
                    backgroundHiding = .always
            }
            
            switch properties.forceAlignment {
                case .none:
                    break
                case .center:
                    alignment = .center
            }
            
            index += 1
        }
        
        var currentCredibilityIconImage: UIImage?
        
        var initialDisplayHeader = true
        if let backgroundHiding = backgroundHiding, case .always = backgroundHiding {
            initialDisplayHeader = false
        } else {
            if inlineBotNameString == nil && (ignoreForward || firstMessage.forwardInfo == nil) && replyMessage == nil {
                if let first = contentPropertiesAndLayouts.first, first.1.hidesSimpleAuthorHeader {
                    if let author = firstMessage.author as? TelegramChannel, case .group = author.info, author.id == firstMessage.id.peerId, !incoming {
                    } else {
                        initialDisplayHeader = false
                    }
                }
            }
        }
        
        if initialDisplayHeader && displayAuthorInfo {
            if let peer = firstMessage.peers[firstMessage.id.peerId] as? TelegramChannel, case .broadcast = peer.info, item.content.firstMessage.adAttribute == nil {
                authorNameString = EnginePeer(peer).displayTitle(strings: item.presentationData.strings, displayOrder: item.presentationData.nameDisplayOrder)
                authorNameColor = chatMessagePeerIdColors[Int(clamping: peer.id.id._internalGetInt64Value() % 7)]
            } else if let effectiveAuthor = effectiveAuthor {
                authorNameString = EnginePeer(effectiveAuthor).displayTitle(strings: item.presentationData.strings, displayOrder: item.presentationData.nameDisplayOrder)
                
                if incoming {
                    authorNameColor = chatMessagePeerIdColors[Int(clamping: effectiveAuthor.id.id._internalGetInt64Value() % 7)]
                } else {
                    authorNameColor = item.presentationData.theme.theme.chat.message.outgoing.accentTextColor
                }

                if case let .peer(peerId) = item.chatLocation, let authorPeerId = item.message.author?.id, authorPeerId == peerId {
                    
                } else if effectiveAuthor.isScam {
                    currentCredibilityIconImage = PresentationResourcesChatList.scamIcon(item.presentationData.theme.theme, strings: item.presentationData.strings, type: incoming ? .regular : .outgoing)
                } else if effectiveAuthor.isFake {
                    currentCredibilityIconImage = PresentationResourcesChatList.fakeIcon(item.presentationData.theme.theme, strings: item.presentationData.strings, type: incoming ? .regular : .outgoing)
                }
                
            }
            if let rawAuthorNameColor = authorNameColor {
                var dimColors = false
                switch item.presentationData.theme.theme.name {
                    case .builtin(.nightAccent), .builtin(.night):
                        dimColors = true
                    default:
                        break
                }
                if dimColors {
                    var hue: CGFloat = 0.0
                    var saturation: CGFloat = 0.0
                    var brightness: CGFloat = 0.0
                    rawAuthorNameColor.getHue(&hue, saturation: &saturation, brightness: &brightness, alpha: nil)
                    authorNameColor = UIColor(hue: hue, saturation: saturation * 0.7, brightness: min(1.0, brightness * 1.2), alpha: 1.0)
                }
            }
        }
        
        var displayHeader = false
        if initialDisplayHeader {
            if authorNameString != nil {
                displayHeader = true
            }
            if inlineBotNameString != nil {
                displayHeader = true
            }
            if firstMessage.forwardInfo != nil {
                displayHeader = true
            }
            if replyMessage != nil {
                displayHeader = true
            }
        }
        
        let firstNodeTopPosition: ChatMessageBubbleRelativePosition
        if displayHeader {
            firstNodeTopPosition = .Neighbour(false, .freeform, .default)
        } else {
            firstNodeTopPosition = .None(topNodeMergeStatus)
        }
        let lastNodeTopPosition: ChatMessageBubbleRelativePosition = .None(bottomNodeMergeStatus)
        
        var calculatedGroupFramesAndSize: ([(CGRect, MosaicItemPosition)], CGSize)?
        var mosaicStatusSizeAndApply: (CGSize, (Bool) -> ChatMessageDateAndStatusNode)?
        
        if let mosaicRange = mosaicRange {
            let maxSize = layoutConstants.image.maxDimensions.fittedToWidthOrSmaller(maximumContentWidth - layoutConstants.image.bubbleInsets.left - layoutConstants.image.bubbleInsets.right)
            let (innerFramesAndPositions, innerSize) = chatMessageBubbleMosaicLayout(maxSize: maxSize, itemSizes: contentPropertiesAndLayouts[mosaicRange].map { item in
                guard let size = item.0, size.width > 0.0, size.height > 0 else {
                    return CGSize(width: 256.0, height: 256.0)
                }
                return size
            })
            
            let framesAndPositions = innerFramesAndPositions.map { ($0.0.offsetBy(dx: layoutConstants.image.bubbleInsets.left, dy: layoutConstants.image.bubbleInsets.top), $0.1) }
            
            let size = CGSize(width: innerSize.width + layoutConstants.image.bubbleInsets.left + layoutConstants.image.bubbleInsets.right, height: innerSize.height + layoutConstants.image.bubbleInsets.top + layoutConstants.image.bubbleInsets.bottom)
            
            calculatedGroupFramesAndSize = (framesAndPositions, size)
            
            maximumNodeWidth = size.width
            
            if mosaicRange.upperBound == contentPropertiesAndLayouts.count || contentPropertiesAndLayouts[contentPropertiesAndLayouts.count - 1].3.isAttachment {
                let message = item.content.firstMessage
                
                var edited = false
                if item.content.firstMessageAttributes.updatingMedia != nil {
                    edited = true
                }
                var viewCount: Int?
                var dateReplies = 0
                for attribute in message.attributes {
                    if let attribute = attribute as? EditedMessageAttribute {
                        edited = !attribute.isHidden
                    } else if let attribute = attribute as? ViewCountMessageAttribute {
                        viewCount = attribute.count
                    } else if let attribute = attribute as? ReplyThreadMessageAttribute, case .peer = item.chatLocation {
                        if let channel = message.peers[message.id.peerId] as? TelegramChannel, case .group = channel.info {
                            dateReplies = Int(attribute.count)
                        }
                    }
                }
                
                let dateFormat: MessageTimestampStatusFormat
                if let subject = item.associatedData.subject, case .forwardedMessages = subject {
                    dateFormat = .minimal
                } else {
                    dateFormat = .regular
                }
                let dateText = stringForMessageTimestampStatus(accountPeerId: item.context.account.peerId, message: message, dateTimeFormat: item.presentationData.dateTimeFormat, nameDisplayOrder: item.presentationData.nameDisplayOrder, strings: item.presentationData.strings, format: dateFormat)
                
                let statusType: ChatMessageDateAndStatusType
                if message.effectivelyIncoming(item.context.account.peerId) {
                    statusType = .ImageIncoming
                } else {
                    if isFailed {
                        statusType = .ImageOutgoing(.Failed)
                    } else if (message.flags.isSending && !message.isSentOrAcknowledged) || item.content.firstMessageAttributes.updatingMedia != nil {
                        statusType = .ImageOutgoing(.Sending)
                    } else {
                        statusType = .ImageOutgoing(.Sent(read: item.read))
                    }
                }
                
                var isReplyThread = false
                if case .replyThread = item.chatLocation {
                    isReplyThread = true
                }
                
                mosaicStatusSizeAndApply = mosaicStatusLayout(item.context, item.presentationData, edited, viewCount, dateText, statusType, CGSize(width: 200.0, height: CGFloat.greatestFiniteMagnitude), dateReplies, message.tags.contains(.pinned) && !item.associatedData.isInPinnedListMode && !isReplyThread, message.isSelfExpiring)
            }
        }
        
        var headerSize = CGSize()
        
        var nameNodeOriginY: CGFloat = 0.0
        var nameNodeSizeApply: (CGSize, () -> TextNode?) = (CGSize(), { nil })
        var adminNodeSizeApply: (CGSize, () -> TextNode?) = (CGSize(), { nil })
        
        var replyInfoOriginY: CGFloat = 0.0
        var replyInfoSizeApply: (CGSize, () -> ChatMessageReplyInfoNode?) = (CGSize(), { nil })
        
        var forwardInfoOriginY: CGFloat = 0.0
        var forwardInfoSizeApply: (CGSize, (CGFloat) -> ChatMessageForwardInfoNode?) = (CGSize(), { _ in nil })
        
        var forwardSource: Peer?
        var forwardAuthorSignature: String?
        
        if displayHeader {
            if authorNameString != nil || inlineBotNameString != nil {
                if headerSize.height.isZero {
                    headerSize.height += 5.0
                }
                
                let inlineBotNameColor = messageTheme.accentTextColor
                
                let attributedString: NSAttributedString
                var adminBadgeString: NSAttributedString?
                if let authorRank = authorRank {
                    let string: String
                    switch authorRank {
                        case .owner:
                            string = item.presentationData.strings.Conversation_Owner
                        case .admin:
                            string = item.presentationData.strings.Conversation_Admin
                        case let .custom(rank):
                            string = rank.trimmingEmojis
                    }
                    adminBadgeString = NSAttributedString(string: " \(string)", font: inlineBotPrefixFont, textColor: messageTheme.secondaryTextColor)
                } else if authorIsChannel, case .peer = item.chatLocation {
                    adminBadgeString = NSAttributedString(string: " \(item.presentationData.strings.Channel_Status)", font: inlineBotPrefixFont, textColor: messageTheme.secondaryTextColor)
                }
                if let authorNameString = authorNameString, let authorNameColor = authorNameColor, let inlineBotNameString = inlineBotNameString {
                    let mutableString = NSMutableAttributedString(string: "\(authorNameString) ", attributes: [NSAttributedString.Key.font: nameFont, NSAttributedString.Key.foregroundColor: authorNameColor])
                    let bodyAttributes = MarkdownAttributeSet(font: nameFont, textColor: inlineBotNameColor)
                    let boldAttributes = MarkdownAttributeSet(font: inlineBotPrefixFont, textColor: inlineBotNameColor)
                    let botString = addAttributesToStringWithRanges(item.presentationData.strings.Conversation_MessageViaUser("@\(inlineBotNameString)")._tuple, body: bodyAttributes, argumentAttributes: [0: boldAttributes])
                    mutableString.append(botString)
                    attributedString = mutableString
                } else if let authorNameString = authorNameString, let authorNameColor = authorNameColor {
                    attributedString = NSAttributedString(string: authorNameString, font: nameFont, textColor: authorNameColor)
                } else if let inlineBotNameString = inlineBotNameString {
                    let bodyAttributes = MarkdownAttributeSet(font: inlineBotPrefixFont, textColor: inlineBotNameColor)
                    let boldAttributes = MarkdownAttributeSet(font: nameFont, textColor: inlineBotNameColor)
                    attributedString = addAttributesToStringWithRanges(item.presentationData.strings.Conversation_MessageViaUser("@\(inlineBotNameString)")._tuple, body: bodyAttributes, argumentAttributes: [0: boldAttributes])
                } else {
                    attributedString = NSAttributedString(string: "", font: nameFont, textColor: inlineBotNameColor)
                }
                
                var credibilityIconWidth: CGFloat = 0.0
                if let credibilityIconImage = currentCredibilityIconImage {
                    credibilityIconWidth += credibilityIconImage.size.width + 4.0
                }
                let adminBadgeSizeAndApply = adminBadgeLayout(TextNodeLayoutArguments(attributedString: adminBadgeString, backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: max(0, maximumNodeWidth - layoutConstants.text.bubbleInsets.left - layoutConstants.text.bubbleInsets.right), height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
                adminNodeSizeApply = (adminBadgeSizeAndApply.0.size, {
                    return adminBadgeSizeAndApply.1()
                })
                
                let sizeAndApply = authorNameLayout(TextNodeLayoutArguments(attributedString: attributedString, backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: max(0, maximumNodeWidth - layoutConstants.text.bubbleInsets.left - layoutConstants.text.bubbleInsets.right - credibilityIconWidth - adminBadgeSizeAndApply.0.size.width), height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
                nameNodeSizeApply = (sizeAndApply.0.size, {
                    return sizeAndApply.1()
                })

                nameNodeOriginY = headerSize.height
                headerSize.width = max(headerSize.width, nameNodeSizeApply.0.width + adminBadgeSizeAndApply.0.size.width + layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right + credibilityIconWidth)
                headerSize.height += nameNodeSizeApply.0.height
            }

            if !ignoreForward, let forwardInfo = firstMessage.forwardInfo {
                if headerSize.height.isZero {
                    headerSize.height += 5.0
                }
                
                let forwardPsaType: String? = forwardInfo.psaType
                
                if let source = forwardInfo.source {
                    forwardSource = source
                    if let authorSignature = forwardInfo.authorSignature {
                        forwardAuthorSignature = authorSignature
                    } else if let forwardInfoAuthor = forwardInfo.author, forwardInfoAuthor.id != source.id {
                        forwardAuthorSignature = EnginePeer(forwardInfoAuthor).displayTitle(strings: item.presentationData.strings, displayOrder: item.presentationData.nameDisplayOrder)
                    } else {
                        forwardAuthorSignature = nil
                    }
                } else {
                    if let currentForwardInfo = currentForwardInfo, forwardInfo.author == nil && currentForwardInfo.0 != nil {
                        forwardSource = nil
                        forwardAuthorSignature = currentForwardInfo.0.flatMap(EnginePeer.init)?.displayTitle(strings: item.presentationData.strings, displayOrder: item.presentationData.nameDisplayOrder)
                    } else {
                        forwardSource = forwardInfo.author
                        forwardAuthorSignature = forwardInfo.authorSignature
                    }
                }
                let sizeAndApply = forwardInfoLayout(item.presentationData, item.presentationData.strings, .bubble(incoming: incoming), forwardSource, forwardAuthorSignature, forwardPsaType, CGSize(width: maximumNodeWidth - layoutConstants.text.bubbleInsets.left - layoutConstants.text.bubbleInsets.right, height: CGFloat.greatestFiniteMagnitude))
                forwardInfoSizeApply = (sizeAndApply.0, { width in sizeAndApply.1(width) })
                
                forwardInfoOriginY = headerSize.height
                headerSize.width = max(headerSize.width, forwardInfoSizeApply.0.width + layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right)
                headerSize.height += forwardInfoSizeApply.0.height
            }
            
            if let replyMessage = replyMessage {
                if headerSize.height.isZero {
                    headerSize.height += 6.0
                } else {
                    headerSize.height += 2.0
                }
                let sizeAndApply = replyInfoLayout(item.presentationData, item.presentationData.strings, item.context, .bubble(incoming: incoming), replyMessage, CGSize(width: maximumNodeWidth - layoutConstants.text.bubbleInsets.left - layoutConstants.text.bubbleInsets.right, height: CGFloat.greatestFiniteMagnitude))
                replyInfoSizeApply = (sizeAndApply.0, { sizeAndApply.1() })
                
                replyInfoOriginY = headerSize.height
                headerSize.width = max(headerSize.width, replyInfoSizeApply.0.width + layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right)
                headerSize.height += replyInfoSizeApply.0.height + 2.0
            }
            
            if !headerSize.height.isZero {
                headerSize.height -= 5.0
            }
        }
        
        let hideBackground: Bool
        if let backgroundHiding = backgroundHiding {
            switch backgroundHiding {
                case .never:
                    hideBackground = false
                case .emptyWallpaper:
                    hideBackground = hasSolidWallpaper && !displayHeader
                case .always:
                    hideBackground = true
            }
        } else {
            hideBackground = false
        }
        
        var removedContentNodeIndices: [Int]?
        findRemoved: for i in 0 ..< currentContentClassesPropertiesAndLayouts.count {
            let currentMessage = currentContentClassesPropertiesAndLayouts[i].0
            let currentClass: AnyClass = currentContentClassesPropertiesAndLayouts[i].1
            for contentItemValue in contentNodeMessagesAndClasses {
                let contentItem = contentItemValue as (message: Message, type: AnyClass, ChatMessageEntryAttributes, BubbleItemAttributes)

                if currentClass == contentItem.type && currentMessage.stableId == contentItem.message.stableId {
                    continue findRemoved
                }
            }
            if removedContentNodeIndices == nil {
                removedContentNodeIndices = [i]
            } else {
                removedContentNodeIndices!.append(i)
            }
        }
        
        var contentNodePropertiesAndFinalize: [(ChatMessageBubbleContentProperties, ChatMessageBubbleContentPosition?, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void), UInt32?, Bool?)] = []
        
        var maxContentWidth: CGFloat = headerSize.width
        
        var actionButtonsFinalize: ((CGFloat) -> (CGSize, (_ animated: Bool) -> ChatMessageActionButtonsNode))?
        if let replyMarkup = replyMarkup {
            let (minWidth, buttonsLayout) = actionButtonsLayout(item.context, item.presentationData.theme, item.presentationData.chatBubbleCorners, item.presentationData.strings, replyMarkup, item.message, maximumNodeWidth)
            maxContentWidth = max(maxContentWidth, minWidth)
            actionButtonsFinalize = buttonsLayout
        }
        
        for i in 0 ..< contentPropertiesAndLayouts.count {
            let (_, contentNodeProperties, preparePosition, _, contentNodeLayout, contentGroupId, itemSelection) = contentPropertiesAndLayouts[i]
            
            if let mosaicRange = mosaicRange, mosaicRange.contains(i), let (framesAndPositions, size) = calculatedGroupFramesAndSize {
                let mosaicIndex = i - mosaicRange.lowerBound
                
                let position = framesAndPositions[mosaicIndex].1
                
                let topLeft: ChatMessageBubbleContentMosaicNeighbor
                let topRight: ChatMessageBubbleContentMosaicNeighbor
                let bottomLeft: ChatMessageBubbleContentMosaicNeighbor
                let bottomRight: ChatMessageBubbleContentMosaicNeighbor
                
                switch firstNodeTopPosition {
                    case .Neighbour:
                        topLeft = .merged
                        topRight = .merged
                    case .BubbleNeighbour:
                        topLeft = .mergedBubble
                        topRight = .mergedBubble
                    case let .None(status):
                        if position.contains(.top) && position.contains(.left) {
                            switch status {
                            case .Left:
                                topLeft = .mergedBubble
                            case .Right:
                                topLeft = .none(tail: false)
                            case .None:
                                topLeft = .none(tail: false)
                            }
                        } else {
                            topLeft = .merged
                        }
                        
                        if position.contains(.top) && position.contains(.right) {
                            switch status {
                            case .Left:
                                topRight = .none(tail: false)
                            case .Right:
                                topRight = .mergedBubble
                            case .None:
                                topRight = .none(tail: false)
                            }
                        } else {
                            topRight = .merged
                        }
                }
                
                let lastMosaicBottomPosition: ChatMessageBubbleRelativePosition
                if mosaicRange.upperBound - 1 == contentNodeCount - 1 {
                    lastMosaicBottomPosition = lastNodeTopPosition
                } else {
                    lastMosaicBottomPosition = .Neighbour(false, .freeform, .default)
                }
                
                if position.contains(.bottom), case .Neighbour = lastMosaicBottomPosition {
                    bottomLeft = .merged
                    bottomRight = .merged
                } else {
                    var switchValue = lastNodeTopPosition
                    if !"".isEmpty {
                        switchValue = .BubbleNeighbour
                    }

                    switch switchValue {
                        case .Neighbour:
                            bottomLeft = .merged
                            bottomRight = .merged
                        case .BubbleNeighbour:
                            bottomLeft = .mergedBubble
                            bottomRight = .mergedBubble
                        case let .None(status):
                            if position.contains(.bottom) && position.contains(.left) {
                                switch status {
                                case .Left:
                                    bottomLeft = .mergedBubble
                                case .Right:
                                    bottomLeft = .none(tail: false)
                                case let .None(tailStatus):
                                    if case .Incoming = tailStatus {
                                        bottomLeft = .none(tail: true)
                                    } else {
                                        bottomLeft = .none(tail: false)
                                    }
                                }
                            } else {
                                bottomLeft = .merged
                            }
                            
                            if position.contains(.bottom) && position.contains(.right) {
                                switch status {
                                case .Left:
                                    bottomRight = .none(tail: false)
                                case .Right:
                                    bottomRight = .mergedBubble
                                case let .None(tailStatus):
                                    if case .Outgoing = tailStatus {
                                        bottomRight = .none(tail: true)
                                    } else {
                                        bottomRight = .none(tail: false)
                                    }
                                }
                            } else {
                                bottomRight = .merged
                            }
                    }
                }
                
                let (_, contentNodeFinalize) = contentNodeLayout(framesAndPositions[mosaicIndex].0.size, .mosaic(position: ChatMessageBubbleContentMosaicPosition(topLeft: topLeft, topRight: topRight, bottomLeft: bottomLeft, bottomRight: bottomRight), wide: position.isWide))
                
                contentNodePropertiesAndFinalize.append((contentNodeProperties, nil, contentNodeFinalize, contentGroupId, itemSelection))
                
                maxContentWidth = max(maxContentWidth, size.width)
            } else {
                let contentPosition: ChatMessageBubbleContentPosition
                switch preparePosition {
                    case .linear:
                        let topPosition: ChatMessageBubbleRelativePosition
                        let bottomPosition: ChatMessageBubbleRelativePosition
                        
                        var topBubbleAttributes = BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)
                        var bottomBubbleAttributes = BubbleItemAttributes(isAttachment: false, neighborType: .freeform, neighborSpacing: .default)
                        if i != 0 {
                            topBubbleAttributes = contentPropertiesAndLayouts[i - 1].3
                        }
                        if i != contentPropertiesAndLayouts.count - 1 {
                            bottomBubbleAttributes = contentPropertiesAndLayouts[i + 1].3
                        }

                        if i == 0 {
                            topPosition = firstNodeTopPosition
                        } else {
                            topPosition = .Neighbour(topBubbleAttributes.isAttachment, topBubbleAttributes.neighborType, topBubbleAttributes.neighborSpacing)
                        }
                        
                        if i == contentNodeCount - 1 {
                            bottomPosition = lastNodeTopPosition
                        } else {
                            bottomPosition = .Neighbour(bottomBubbleAttributes.isAttachment, bottomBubbleAttributes.neighborType, bottomBubbleAttributes.neighborSpacing)
                        }
                    
                        contentPosition = .linear(top: topPosition, bottom: bottomPosition)
                    case .mosaic:
                        assertionFailure()
                        contentPosition = .linear(top: .Neighbour(false, .freeform, .default), bottom: .Neighbour(false, .freeform, .default))
                }
                let (contentNodeWidth, contentNodeFinalize) = contentNodeLayout(CGSize(width: maximumNodeWidth, height: CGFloat.greatestFiniteMagnitude), contentPosition)
                #if DEBUG
                if contentNodeWidth > maximumNodeWidth {
                    print("contentNodeWidth \(contentNodeWidth) > \(maximumNodeWidth)")
                }
                #endif
                maxContentWidth = max(maxContentWidth, contentNodeWidth)
                
                contentNodePropertiesAndFinalize.append((contentNodeProperties, contentPosition, contentNodeFinalize, contentGroupId, itemSelection))
            }
        }
        
        var contentSize = CGSize(width: maxContentWidth, height: 0.0)
        var contentNodeFramesPropertiesAndApply: [(CGRect, ChatMessageBubbleContentProperties, Bool, (ListViewItemUpdateAnimation, Bool) -> Void)] = []
        var contentContainerNodeFrames: [(UInt32, CGRect, Bool?, CGFloat)] = []
        var currentContainerGroupId: UInt32?
        var currentItemSelection: Bool?
        
        var contentNodesHeight: CGFloat = 0.0
        var totalContentNodesHeight: CGFloat = 0.0
        var currentContainerGroupOverlap: CGFloat = 0.0
        
        var mosaicStatusOrigin: CGPoint?
        for i in 0 ..< contentNodePropertiesAndFinalize.count {
            let (properties, position, finalize, contentGroupId, itemSelection) = contentNodePropertiesAndFinalize[i]
            
            if let position = position, case let .linear(top, bottom) = position {
                if case let .Neighbour(_, _, spacing) = top, case let .overlap(overlap) = spacing {
                    currentContainerGroupOverlap = overlap
                }
                if case let .Neighbour(_, _, spacing) = bottom, case let .overlap(overlap) = spacing {
                    currentContainerGroupOverlap = overlap
                }
            }
            
            if let mosaicRange = mosaicRange, mosaicRange.contains(i), let (framesAndPositions, size) = calculatedGroupFramesAndSize {
                let mosaicIndex = i - mosaicRange.lowerBound
                
                if mosaicIndex == 0 {
                    if !headerSize.height.isZero {
                        contentNodesHeight += 7.0
                        totalContentNodesHeight += 7.0
                    }
                }
                
                let (_, apply) = finalize(maxContentWidth)
                let contentNodeFrame = framesAndPositions[mosaicIndex].0.offsetBy(dx: 0.0, dy: contentNodesHeight)
                contentNodeFramesPropertiesAndApply.append((contentNodeFrame, properties, true, apply))
                
                if mosaicIndex == mosaicRange.upperBound - 1 {
                    contentNodesHeight += size.height
                    totalContentNodesHeight += size.height
                    
                    mosaicStatusOrigin = contentNodeFrame.bottomRight
                }
            } else {
                if i == 0 && !headerSize.height.isZero {
                    if contentGroupId == nil {
                        contentNodesHeight += properties.headerSpacing
                    }
                    totalContentNodesHeight += properties.headerSpacing
                }
                
                if currentContainerGroupId != contentGroupId {
                    if let containerGroupId = currentContainerGroupId {
                        var overlapOffset: CGFloat = 0.0
                        if !contentContainerNodeFrames.isEmpty {
                            overlapOffset = currentContainerGroupOverlap
                        }
                        contentContainerNodeFrames.append((containerGroupId, CGRect(x: 0.0, y: headerSize.height + totalContentNodesHeight - contentNodesHeight - overlapOffset, width: maxContentWidth, height: contentNodesHeight), currentItemSelection, currentContainerGroupOverlap))
                        if !overlapOffset.isZero {
                            totalContentNodesHeight -= currentContainerGroupOverlap
                        }
                        if contentGroupId == nil {
                            totalContentNodesHeight += 3.0
                        }
                    }
                    contentNodesHeight = contentGroupId == nil ? totalContentNodesHeight : 0.0
                    currentContainerGroupId = contentGroupId
                    currentItemSelection = itemSelection
                }
                
                let (size, apply) = finalize(maxContentWidth)
                contentNodeFramesPropertiesAndApply.append((CGRect(origin: CGPoint(x: 0.0, y: contentNodesHeight), size: size), properties, contentGroupId == nil, apply))
                
                contentNodesHeight += size.height
                totalContentNodesHeight += size.height
            }
        }
        
        if let containerGroupId = currentContainerGroupId {
            var overlapOffset: CGFloat = 0.0
            if !contentContainerNodeFrames.isEmpty {
                overlapOffset = currentContainerGroupOverlap
            }
            contentContainerNodeFrames.append((containerGroupId, CGRect(x: 0.0, y: headerSize.height + totalContentNodesHeight - contentNodesHeight - overlapOffset, width: maxContentWidth, height: contentNodesHeight), currentItemSelection, currentContainerGroupOverlap))
            if !overlapOffset.isZero {
                totalContentNodesHeight -= currentContainerGroupOverlap
            }
        }
        
        contentSize.height += totalContentNodesHeight
        
        var actionButtonsSizeAndApply: (CGSize, (Bool) -> ChatMessageActionButtonsNode)?
        if let actionButtonsFinalize = actionButtonsFinalize {
            actionButtonsSizeAndApply = actionButtonsFinalize(maxContentWidth)
        }
        
        let minimalContentSize: CGSize
        if hideBackground {
            minimalContentSize = CGSize(width: 1.0, height: 1.0)
        } else {
            minimalContentSize = layoutConstants.bubble.minimumSize
        }
        let calculatedBubbleHeight = headerSize.height + contentSize.height + layoutConstants.bubble.contentInsets.top + layoutConstants.bubble.contentInsets.bottom
        let layoutBubbleSize = CGSize(width: max(contentSize.width, headerSize.width) + layoutConstants.bubble.contentInsets.left + layoutConstants.bubble.contentInsets.right, height: max(minimalContentSize.height, calculatedBubbleHeight))
        
        var contentVerticalOffset: CGFloat = 0.0
        if minimalContentSize.height > calculatedBubbleHeight + 2.0 {
            contentVerticalOffset = floorToScreenPixels((minimalContentSize.height - calculatedBubbleHeight) / 2.0)
        }
        
        let backgroundFrame: CGRect
        let contentOrigin: CGPoint
        let contentUpperRightCorner: CGPoint
        switch alignment {
            case .none:
                backgroundFrame = CGRect(origin: CGPoint(x: incoming ? (params.leftInset + layoutConstants.bubble.edgeInset + avatarInset) : (params.width - params.rightInset - layoutBubbleSize.width - layoutConstants.bubble.edgeInset - deliveryFailedInset), y: 0.0), size: layoutBubbleSize)
                contentOrigin = CGPoint(x: backgroundFrame.origin.x + (incoming ? layoutConstants.bubble.contentInsets.left : layoutConstants.bubble.contentInsets.right), y: backgroundFrame.origin.y + layoutConstants.bubble.contentInsets.top + headerSize.height + contentVerticalOffset)
                contentUpperRightCorner = CGPoint(x: backgroundFrame.maxX - (incoming ? layoutConstants.bubble.contentInsets.right : layoutConstants.bubble.contentInsets.left), y: backgroundFrame.origin.y + layoutConstants.bubble.contentInsets.top + headerSize.height)
            case .center:
                let availableWidth = params.width - params.leftInset - params.rightInset
                backgroundFrame = CGRect(origin: CGPoint(x: params.leftInset + floor((availableWidth - layoutBubbleSize.width) / 2.0), y: 0.0), size: layoutBubbleSize)
                contentOrigin = CGPoint(x: backgroundFrame.minX + floor(layoutConstants.bubble.contentInsets.right + layoutConstants.bubble.contentInsets.left) / 2.0, y: backgroundFrame.minY + layoutConstants.bubble.contentInsets.top + headerSize.height + contentVerticalOffset)
                contentUpperRightCorner = CGPoint(x: backgroundFrame.maxX - (incoming ? layoutConstants.bubble.contentInsets.right : layoutConstants.bubble.contentInsets.left), y: backgroundFrame.origin.y + layoutConstants.bubble.contentInsets.top + headerSize.height)
        }
        
        let bubbleContentWidth = maxContentWidth - layoutConstants.bubble.edgeInset * 2.0 - (layoutConstants.bubble.contentInsets.right + layoutConstants.bubble.contentInsets.left)

        var layoutSize = CGSize(width: params.width, height: layoutBubbleSize.height)
        if let actionButtonsSizeAndApply = actionButtonsSizeAndApply {
            layoutSize.height += actionButtonsSizeAndApply.0.height
        }
        
        var layoutInsets = UIEdgeInsets(top: mergedTop.merged ? layoutConstants.bubble.mergedSpacing : layoutConstants.bubble.defaultSpacing, left: 0.0, bottom: mergedBottom.merged ? layoutConstants.bubble.mergedSpacing : layoutConstants.bubble.defaultSpacing, right: 0.0)
        if dateHeaderAtBottom {
            layoutInsets.top += layoutConstants.timestampHeaderHeight
        }
        if isAd {
            layoutInsets.top += 4.0
        }
        
        let layout = ListViewItemNodeLayout(contentSize: layoutSize, insets: layoutInsets)
        
        let graphics = PresentationResourcesChat.principalGraphics(theme: item.presentationData.theme.theme, wallpaper: item.presentationData.theme.wallpaper, bubbleCorners: item.presentationData.chatBubbleCorners)
        
        var updatedMergedTop = mergedBottom
        var updatedMergedBottom = mergedTop
        if mosaicRange == nil {
            if contentNodePropertiesAndFinalize.first?.0.forceFullCorners ?? false {
                updatedMergedTop = .semanticallyMerged
            }
            if headerSize.height.isZero && contentNodePropertiesAndFinalize.first?.0.forceFullCorners ?? false {
                updatedMergedBottom = .none
            }
            if actionButtonsSizeAndApply != nil {
                updatedMergedTop = .fullyMerged
            }
        }
        
        return (layout, { animation, applyInfo, synchronousLoads in
            return ChatMessageBubbleItemNode.applyLayout(selfReference: selfReference, animation, synchronousLoads,
                params: params,
                applyInfo: applyInfo,
                layout: layout,
                item: item,
                forwardSource: forwardSource,
                forwardAuthorSignature: forwardAuthorSignature,
                accessibilityData: accessibilityData,
                actionButtonsSizeAndApply: actionButtonsSizeAndApply,
                updatedMergedTop: updatedMergedTop,
                updatedMergedBottom: updatedMergedBottom,
                hideBackground: hideBackground,
                incoming: incoming,
                graphics: graphics,
                presentationContext: item.controllerInteraction.presentationContext,
                bubbleContentWidth: bubbleContentWidth,
                backgroundFrame: backgroundFrame,
                deliveryFailedInset: deliveryFailedInset,
                nameNodeSizeApply: nameNodeSizeApply,
                contentOrigin: contentOrigin,
                nameNodeOriginY: nameNodeOriginY,
                layoutConstants: layoutConstants,
                currentCredibilityIconImage: currentCredibilityIconImage,
                adminNodeSizeApply: adminNodeSizeApply,
                contentUpperRightCorner: contentUpperRightCorner,
                forwardInfoSizeApply: forwardInfoSizeApply,
                forwardInfoOriginY: forwardInfoOriginY,
                replyInfoSizeApply: replyInfoSizeApply,
                replyInfoOriginY: replyInfoOriginY,
                removedContentNodeIndices: removedContentNodeIndices,
                addedContentNodes: addedContentNodes,
                contentNodeMessagesAndClasses: contentNodeMessagesAndClasses,
                contentNodeFramesPropertiesAndApply: contentNodeFramesPropertiesAndApply,
                contentContainerNodeFrames: contentContainerNodeFrames,
                mosaicStatusOrigin: mosaicStatusOrigin,
                mosaicStatusSizeAndApply: mosaicStatusSizeAndApply,
                needsShareButton: needsShareButton
            )
        })
    }
    
    private static func applyLayout(selfReference: Weak<ChatMessageBubbleItemNode>, _ animation: ListViewItemUpdateAnimation, _ synchronousLoads: Bool,
        params: ListViewItemLayoutParams,
        applyInfo: ListViewItemApply,
        layout: ListViewItemNodeLayout,
        item: ChatMessageItem,
        forwardSource: Peer?,
        forwardAuthorSignature: String?,
        accessibilityData: ChatMessageAccessibilityData,
        actionButtonsSizeAndApply: (CGSize, (Bool) -> ChatMessageActionButtonsNode)?,
        updatedMergedTop: ChatMessageMerge,
        updatedMergedBottom: ChatMessageMerge,
        hideBackground: Bool,
        incoming: Bool,
        graphics: PrincipalThemeEssentialGraphics,
        presentationContext: ChatPresentationContext,
        bubbleContentWidth: CGFloat,
        backgroundFrame: CGRect,
        deliveryFailedInset: CGFloat,
        nameNodeSizeApply: (CGSize, () -> TextNode?),
        contentOrigin: CGPoint,
        nameNodeOriginY: CGFloat,
        layoutConstants: ChatMessageItemLayoutConstants,
        currentCredibilityIconImage: UIImage?,
        adminNodeSizeApply: (CGSize, () -> TextNode?),
        contentUpperRightCorner: CGPoint,
        forwardInfoSizeApply: (CGSize, (CGFloat) -> ChatMessageForwardInfoNode?),
        forwardInfoOriginY: CGFloat,
        replyInfoSizeApply: (CGSize, () -> ChatMessageReplyInfoNode?),
        replyInfoOriginY: CGFloat,
        removedContentNodeIndices: [Int]?,
        addedContentNodes: [(Message, Bool, ChatMessageBubbleContentNode)]?,
        contentNodeMessagesAndClasses: [(Message, AnyClass, ChatMessageEntryAttributes, BubbleItemAttributes)],
        contentNodeFramesPropertiesAndApply: [(CGRect, ChatMessageBubbleContentProperties, Bool, (ListViewItemUpdateAnimation, Bool) -> Void)],
        contentContainerNodeFrames: [(UInt32, CGRect, Bool?, CGFloat)],
        mosaicStatusOrigin: CGPoint?,
        mosaicStatusSizeAndApply: (CGSize, (Bool) -> ChatMessageDateAndStatusNode)?,
        needsShareButton: Bool
    ) -> Void {
        guard let strongSelf = selfReference.value else {
            return
        }
        let previousContextFrame = strongSelf.mainContainerNode.frame
        strongSelf.mainContainerNode.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
        strongSelf.mainContextSourceNode.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
        strongSelf.mainContextSourceNode.contentNode.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
        strongSelf.contentContainersWrapperNode.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
        
        strongSelf.appliedItem = item
        strongSelf.appliedForwardInfo = (forwardSource, forwardAuthorSignature)
        strongSelf.updateAccessibilityData(accessibilityData)
        
        var transition: ContainedViewLayoutTransition = .immediate
        var useDisplayLinkAnimations = false
        if case let .System(duration) = animation {
            transition = .animated(duration: duration, curve: .spring)
            
            if let subject = item.associatedData.subject, case .forwardedMessages = subject {
                useDisplayLinkAnimations = true
            }
        }
        
        var forceBackgroundSide = false
        if actionButtonsSizeAndApply != nil {
            forceBackgroundSide = true
        } else if case .semanticallyMerged = updatedMergedTop {
            forceBackgroundSide = true
        }
        let mergeType = ChatMessageBackgroundMergeType(top: updatedMergedTop == .fullyMerged, bottom: updatedMergedBottom == .fullyMerged, side: forceBackgroundSide)
        let backgroundType: ChatMessageBackgroundType
        if hideBackground {
            backgroundType = .none
        } else if !incoming {
            backgroundType = .outgoing(mergeType)
        } else {
            backgroundType = .incoming(mergeType)
        }
        let hasWallpaper = item.presentationData.theme.wallpaper.hasWallpaper
        if item.presentationData.theme.theme.forceSync {
            transition = .immediate
        }
        strongSelf.backgroundNode.setType(type: backgroundType, highlighted: strongSelf.highlightedState, graphics: graphics, maskMode: strongSelf.backgroundMaskMode, hasWallpaper: hasWallpaper, transition: transition, backgroundNode: presentationContext.backgroundNode)
        strongSelf.backgroundWallpaperNode.setType(type: backgroundType, theme: item.presentationData.theme, essentialGraphics: graphics, maskMode: strongSelf.backgroundMaskMode, backgroundNode: presentationContext.backgroundNode)
        strongSelf.shadowNode.setType(type: backgroundType, hasWallpaper: hasWallpaper, graphics: graphics)
        if case .none = backgroundType {
            strongSelf.clippingNode.clipsToBounds = false
        } else {
            strongSelf.clippingNode.clipsToBounds = true
        }
        
        strongSelf.backgroundType = backgroundType
        
        let isFailed = item.content.firstMessage.effectivelyFailed(timestamp: item.context.account.network.getApproximateRemoteTimestamp())
        if isFailed {
            let deliveryFailedNode: ChatMessageDeliveryFailedNode
            var isAppearing = false
            if let current = strongSelf.deliveryFailedNode {
                deliveryFailedNode = current
            } else {
                isAppearing = true
                deliveryFailedNode = ChatMessageDeliveryFailedNode(tapped: { [weak strongSelf] in
                    if let item = strongSelf?.item {
                        item.controllerInteraction.requestRedeliveryOfFailedMessages(item.content.firstMessage.id)
                    }
                })
                strongSelf.deliveryFailedNode = deliveryFailedNode
                strongSelf.insertSubnode(deliveryFailedNode, belowSubnode: strongSelf.messageAccessibilityArea)
            }
            let deliveryFailedSize = deliveryFailedNode.updateLayout(theme: item.presentationData.theme.theme)
            let deliveryFailedFrame = CGRect(origin: CGPoint(x: backgroundFrame.maxX + deliveryFailedInset - deliveryFailedSize.width, y: backgroundFrame.maxY - deliveryFailedSize.height), size: deliveryFailedSize)
            if isAppearing {
                deliveryFailedNode.frame = deliveryFailedFrame
                transition.animatePositionAdditive(node: deliveryFailedNode, offset: CGPoint(x: deliveryFailedInset, y: 0.0))
            } else {
                transition.updateFrame(node: deliveryFailedNode, frame: deliveryFailedFrame)
            }
        } else if let deliveryFailedNode = strongSelf.deliveryFailedNode {
            strongSelf.deliveryFailedNode = nil
            transition.updateAlpha(node: deliveryFailedNode, alpha: 0.0)
            transition.updateFrame(node: deliveryFailedNode, frame: deliveryFailedNode.frame.offsetBy(dx: 24.0, dy: 0.0), completion: { [weak deliveryFailedNode] _ in
                deliveryFailedNode?.removeFromSupernode()
            })
        }
        
        if let nameNode = nameNodeSizeApply.1() {
            strongSelf.nameNode = nameNode
            if nameNode.supernode == nil {
                if !nameNode.isNodeLoaded {
                    nameNode.isUserInteractionEnabled = false
                }
                strongSelf.clippingNode.addSubnode(nameNode)
            }
            nameNode.frame = CGRect(origin: CGPoint(x: contentOrigin.x + layoutConstants.text.bubbleInsets.left, y: layoutConstants.bubble.contentInsets.top + nameNodeOriginY), size: nameNodeSizeApply.0)
            nameNode.displaysAsynchronously = !item.presentationData.isPreview && !item.presentationData.theme.theme.forceSync
            
            if let credibilityIconImage = currentCredibilityIconImage {
                let credibilityIconNode: ASImageNode
                if let node = strongSelf.credibilityIconNode {
                    credibilityIconNode = node
                } else {
                    credibilityIconNode = ASImageNode()
                    strongSelf.credibilityIconNode = credibilityIconNode
                    strongSelf.clippingNode.addSubnode(credibilityIconNode)
                }
                credibilityIconNode.frame = CGRect(origin: CGPoint(x: nameNode.frame.maxX + 4.0, y: nameNode.frame.minY), size: credibilityIconImage.size)
                credibilityIconNode.image = credibilityIconImage
            } else {
                strongSelf.credibilityIconNode?.removeFromSupernode()
                strongSelf.credibilityIconNode = nil
            }
            
            if let adminBadgeNode = adminNodeSizeApply.1() {
                strongSelf.adminBadgeNode = adminBadgeNode
                let adminBadgeFrame = CGRect(origin: CGPoint(x: contentUpperRightCorner.x - layoutConstants.text.bubbleInsets.left - adminNodeSizeApply.0.width, y: layoutConstants.bubble.contentInsets.top + nameNodeOriginY), size: adminNodeSizeApply.0)
                if adminBadgeNode.supernode == nil {
                    if !adminBadgeNode.isNodeLoaded {
                        adminBadgeNode.isUserInteractionEnabled = false
                    }
                    strongSelf.clippingNode.addSubnode(adminBadgeNode)
                    adminBadgeNode.frame = adminBadgeFrame
                } else {
                    let previousAdminBadgeFrame = adminBadgeNode.frame
                    adminBadgeNode.frame = adminBadgeFrame
                    transition.animatePositionAdditive(node: adminBadgeNode, offset: CGPoint(x: previousAdminBadgeFrame.maxX - adminBadgeFrame.maxX, y: 0.0))
                }
            } else {
                strongSelf.adminBadgeNode?.removeFromSupernode()
                strongSelf.adminBadgeNode = nil
            }
        } else {
            strongSelf.nameNode?.removeFromSupernode()
            strongSelf.nameNode = nil
            strongSelf.adminBadgeNode?.removeFromSupernode()
            strongSelf.adminBadgeNode = nil
        }
        
        let beginAt = applyInfo.timestamp ?? CACurrentMediaTime()
    
        let timingFunction = kCAMediaTimingFunctionSpring        
        if let forwardInfoNode = forwardInfoSizeApply.1(bubbleContentWidth) {
            strongSelf.forwardInfoNode = forwardInfoNode
            var animateFrame = true
            if forwardInfoNode.supernode == nil {
                strongSelf.clippingNode.addSubnode(forwardInfoNode)
                animateFrame = false
                forwardInfoNode.openPsa = { [weak strongSelf] type, sourceNode in
                    guard let strongSelf = strongSelf, let item = strongSelf.item else {
                        return
                    }
                    item.controllerInteraction.displayPsa(type, sourceNode)
                }
                
                if animation.isAnimated {
                    forwardInfoNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
                }
            }
            let previousForwardInfoNodeFrame = forwardInfoNode.frame
            let forwardInfoFrame = CGRect(origin: CGPoint(x: contentOrigin.x + layoutConstants.text.bubbleInsets.left, y: layoutConstants.bubble.contentInsets.top + forwardInfoOriginY), size: CGSize(width: bubbleContentWidth, height: forwardInfoSizeApply.0.height))
            if case let .System(duration) = animation {
                if animateFrame {
                    if useDisplayLinkAnimations {
                        let animation = ListViewAnimation(from: previousForwardInfoNodeFrame, to: forwardInfoFrame, duration: duration * UIView.animationDurationFactor(), curve: strongSelf.preferredAnimationCurve, beginAt: beginAt, update: { _, frame in
                            forwardInfoNode.frame = frame
                        })
                        strongSelf.setAnimationForKey("forwardFrame", animation: animation)
                    } else {
                        forwardInfoNode.frame = forwardInfoFrame
                        forwardInfoNode.layer.animateFrame(from: previousForwardInfoNodeFrame, to: forwardInfoFrame, duration: duration, timingFunction: timingFunction)
                    }
                } else {
                    forwardInfoNode.frame = forwardInfoFrame
                }
            } else {
                forwardInfoNode.frame = forwardInfoFrame
            }
        } else {
            if animation.isAnimated {
                if let forwardInfoNode = strongSelf.forwardInfoNode {
                    strongSelf.forwardInfoNode = nil
                    forwardInfoNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.1, removeOnCompletion: false, completion: { [weak forwardInfoNode] _ in
                        forwardInfoNode?.removeFromSupernode()
                    })
                }
            } else {
                strongSelf.forwardInfoNode?.removeFromSupernode()
                strongSelf.forwardInfoNode = nil
            }
        }
        
        if let replyInfoNode = replyInfoSizeApply.1() {
            strongSelf.replyInfoNode = replyInfoNode
            var animateFrame = true
            if replyInfoNode.supernode == nil {
                strongSelf.clippingNode.addSubnode(replyInfoNode)
                animateFrame = false
            }
            let previousReplyInfoNodeFrame = replyInfoNode.frame
            replyInfoNode.frame = CGRect(origin: CGPoint(x: contentOrigin.x + layoutConstants.text.bubbleInsets.left, y: layoutConstants.bubble.contentInsets.top + replyInfoOriginY), size: replyInfoSizeApply.0)
            if case let .System(duration) = animation {
                if animateFrame {
                    replyInfoNode.layer.animateFrame(from: previousReplyInfoNodeFrame, to: replyInfoNode.frame, duration: duration, timingFunction: timingFunction)
                }
            }
        } else {
            strongSelf.replyInfoNode?.removeFromSupernode()
            strongSelf.replyInfoNode = nil
        }
        
        var incomingOffset: CGFloat = 0.0
        switch backgroundType {
        case .incoming:
            incomingOffset = 5.0
        default:
            break
        }
        
        var index = 0
        var hasSelection = false
        for (stableId, relativeFrame, itemSelection, groupOverlap) in contentContainerNodeFrames {
            if let itemSelection = itemSelection, itemSelection {
                hasSelection = true
            }
            var contentContainer: ContentContainer? = strongSelf.contentContainers.first(where: { $0.contentMessageStableId == stableId })
            
            let previousContextFrame = contentContainer?.containerNode.frame
            let previousContextContentFrame = contentContainer?.sourceNode.contentRect
            
            if contentContainer == nil {
                let container = ContentContainer(contentMessageStableId: stableId)
                let contextSourceNode = container.sourceNode
                let containerNode = container.containerNode
                
                container.containerNode.shouldBegin = { [weak strongSelf, weak containerNode] location in
                    guard let strongSelf = strongSelf, let strongContainerNode = containerNode else {
                        return false
                    }
                    
                    if strongSelf.contentContainers.count < 2 {
                        return false
                    }
                    
                    let location = location.offsetBy(dx: 0.0, dy: strongContainerNode.frame.minY)
                    if !strongSelf.backgroundNode.frame.contains(location) {
                        return false
                    }
                    if strongSelf.selectionNode != nil {
                        return false
                    }
                    if let action = strongSelf.gestureRecognized(gesture: .tap, location: location, recognizer: nil) {
                        if case .action = action {
                            return false
                        }
                    }
                    if let action = strongSelf.gestureRecognized(gesture: .longTap, location: location, recognizer: nil) {
                        switch action {
                        case .action, .optionalAction:
                            return false
                        case let .openContextMenu(_, selectAll, _):
                            return !selectAll
                        }
                    }
                    return true
                }
                containerNode.activated = { [weak strongSelf, weak containerNode] gesture, location in
                    guard let strongSelf = strongSelf, let strongContainerNode = containerNode else {
                        return
                    }
                    
                    let location = location.offsetBy(dx: 0.0, dy: strongContainerNode.frame.minY)
                    strongSelf.mainContainerNode.activated?(gesture, location)
                }
            
                containerNode.addSubnode(contextSourceNode)
                containerNode.targetNodeForActivationProgress = contextSourceNode.contentNode
                strongSelf.contentContainersWrapperNode.addSubnode(containerNode)
                
                contextSourceNode.willUpdateIsExtractedToContextPreview = { [weak strongSelf, weak container, weak contextSourceNode] isExtractedToContextPreview, transition in
                    guard let strongSelf = strongSelf, let strongContextSourceNode = contextSourceNode else {
                        return
                    }
                    container?.willUpdateIsExtractedToContextPreview(isExtractedToContextPreview: isExtractedToContextPreview, transition: transition)
                    for contentNode in strongSelf.contentNodes {
                        if contentNode.supernode === strongContextSourceNode.contentNode {
                            contentNode.willUpdateIsExtractedToContextPreview(isExtractedToContextPreview)
                        }
                    }
                }
                contextSourceNode.isExtractedToContextPreviewUpdated = { [weak strongSelf, weak container, weak contextSourceNode] isExtractedToContextPreview in
                    guard let strongSelf = strongSelf, let strongContextSourceNode = contextSourceNode else {
                        return
                    }
                    
                    container?.isExtractedToContextPreviewUpdated(isExtractedToContextPreview)

                    if !isExtractedToContextPreview, let (rect, size) = strongSelf.absoluteRect {
                        container?.updateAbsoluteRect(relativeFrame.offsetBy(dx: rect.minX, dy: rect.minY), within: size)
                    }
                    
                    for contentNode in strongSelf.contentNodes {
                        if contentNode.supernode === strongContextSourceNode.contentNode {
                            contentNode.updateIsExtractedToContextPreview(isExtractedToContextPreview)
                        }
                    }
                }
                
                contextSourceNode.updateAbsoluteRect = { [weak strongSelf, weak container, weak contextSourceNode] rect, size in
                    guard let _ = strongSelf, let strongContextSourceNode = contextSourceNode, strongContextSourceNode.isExtractedToContextPreview else {
                        return
                    }
                    container?.updateAbsoluteRect(relativeFrame.offsetBy(dx: rect.minX, dy: rect.minY), within: size)
                }
                contextSourceNode.applyAbsoluteOffset = { [weak strongSelf, weak container, weak contextSourceNode] value, animationCurve, duration in
                    guard let _ = strongSelf, let strongContextSourceNode = contextSourceNode, strongContextSourceNode.isExtractedToContextPreview else {
                        return
                    }
                    container?.applyAbsoluteOffset(value: value, animationCurve: animationCurve, duration: duration)
                }
                contextSourceNode.applyAbsoluteOffsetSpring = { [weak strongSelf, weak container, weak contextSourceNode] value, duration, damping in
                    guard let _ = strongSelf, let strongContextSourceNode = contextSourceNode, strongContextSourceNode.isExtractedToContextPreview else {
                        return
                    }
                    container?.applyAbsoluteOffsetSpring(value: value, duration: duration, damping: damping)
                }
                
                strongSelf.contentContainers.append(container)
                contentContainer = container
            }
            
            let containerFrame = CGRect(origin: relativeFrame.origin, size: CGSize(width: params.width, height: relativeFrame.size.height))
            contentContainer?.sourceNode.frame = CGRect(origin: CGPoint(), size: containerFrame.size)
            contentContainer?.sourceNode.contentNode.frame = CGRect(origin: CGPoint(), size: containerFrame.size)
            
            contentContainer?.containerNode.frame = containerFrame
            
            contentContainer?.sourceNode.contentRect = CGRect(origin: CGPoint(x: backgroundFrame.minX + incomingOffset, y: 0.0), size: relativeFrame.size)
            contentContainer?.containerNode.targetNodeForActivationProgressContentRect = CGRect(origin: CGPoint(x: backgroundFrame.minX + incomingOffset, y: 0.0), size: relativeFrame.size)
            
            if previousContextFrame?.size != contentContainer?.containerNode.bounds.size || previousContextContentFrame != contentContainer?.sourceNode.contentRect {
                contentContainer?.sourceNode.layoutUpdated?(relativeFrame.size)
            }
            
            var selectionInsets = UIEdgeInsets()
            if index == 0 {
                selectionInsets.bottom = groupOverlap / 2.0
            } else if index == contentContainerNodeFrames.count - 1 {
                selectionInsets.top = groupOverlap / 2.0
            } else {
                selectionInsets.top = groupOverlap / 2.0
                selectionInsets.bottom = groupOverlap / 2.0
            }
            
            contentContainer?.update(size: relativeFrame.size, contentOrigin: contentOrigin, selectionInsets: selectionInsets, index: index, presentationData: item.presentationData, graphics: graphics, backgroundType: backgroundType, presentationContext: item.controllerInteraction.presentationContext, mediaBox: item.context.account.postbox.mediaBox, messageSelection: itemSelection)
                        
            index += 1
        }
        
        if hasSelection {
            var currentMaskView: UIImageView?
            if let maskView = strongSelf.contentContainersWrapperNode.view.mask as? UIImageView {
                currentMaskView = maskView
            } else {
                currentMaskView = UIImageView()
                strongSelf.contentContainersWrapperNode.view.mask = currentMaskView
            }
            
            currentMaskView?.frame = CGRect(origin: CGPoint(x: backgroundFrame.minX, y: 0.0), size: backgroundFrame.size).insetBy(dx: -1.0, dy: -1.0)
            currentMaskView?.image = bubbleMaskForType(backgroundType, graphics: graphics)
        } else {
            strongSelf.contentContainersWrapperNode.view.mask = nil
        }
        
        if removedContentNodeIndices?.count ?? 0 != 0 || addedContentNodes?.count ?? 0 != 0 {
            var updatedContentNodes = strongSelf.contentNodes
            
            if let removedContentNodeIndices = removedContentNodeIndices {
                for index in removedContentNodeIndices.reversed() {
                    if index >= 0 && index < updatedContentNodes.count {
                        let node = updatedContentNodes[index]
                        if animation.isAnimated {
                            node.animateRemovalFromBubble(0.2, completion: { [weak node] in
                                node?.removeFromSupernode()
                            })
                        } else {
                            node.removeFromSupernode()
                        }
                        let _ = updatedContentNodes.remove(at: index)
                    }
                }
            }
            
            if let addedContentNodes = addedContentNodes {
                for (contentNodeMessage, isAttachment, contentNode) in addedContentNodes {
                    updatedContentNodes.append(contentNode)
                    
                    let contextSourceNode: ContextExtractedContentContainingNode
                    let containerSupernode: ASDisplayNode
                    if isAttachment {
                        contextSourceNode = strongSelf.mainContextSourceNode
                        containerSupernode = strongSelf.clippingNode
                    } else {
                        contextSourceNode = strongSelf.contentContainers.first(where: { $0.contentMessageStableId == contentNodeMessage.stableId })?.sourceNode ?? strongSelf.mainContextSourceNode
                        containerSupernode = strongSelf.contentContainers.first(where: { $0.contentMessageStableId == contentNodeMessage.stableId })?.sourceNode.contentNode ?? strongSelf.clippingNode
                    }
                    containerSupernode.addSubnode(contentNode)
                    
                    contentNode.visibility = strongSelf.visibility
                    contentNode.updateIsTextSelectionActive = { [weak contextSourceNode] value in
                        contextSourceNode?.updateDistractionFreeMode?(value)
                    }
                    contentNode.updateIsExtractedToContextPreview(contextSourceNode.isExtractedToContextPreview)
                }
            }
            
            var sortedContentNodes: [ChatMessageBubbleContentNode] = []
            outer: for contentItemValue in contentNodeMessagesAndClasses {
                let contentItem = contentItemValue as (message: Message, type: AnyClass, ChatMessageEntryAttributes, BubbleItemAttributes)

                if let addedContentNodes = addedContentNodes {
                    for (contentNodeMessage, _, contentNode) in addedContentNodes {
                        if type(of: contentNode) == contentItem.type && contentNodeMessage.stableId == contentItem.message.stableId {
                            sortedContentNodes.append(contentNode)
                            continue outer
                        }
                    }
                }
                for contentNode in updatedContentNodes {
                    if type(of: contentNode) == contentItem.type && contentNode.item?.message.stableId == contentItem.message.stableId {
                        sortedContentNodes.append(contentNode)
                        continue outer
                    }
                }
            }
            
            assert(sortedContentNodes.count == updatedContentNodes.count)
            
            strongSelf.contentNodes = sortedContentNodes
        }
        
        var contentNodeIndex = 0
        for (relativeFrame, _, useContentOrigin, apply) in contentNodeFramesPropertiesAndApply {
            apply(animation, synchronousLoads)
            
            if contentNodeIndex >= strongSelf.contentNodes.count {
                break
            }
            
            let contentNode = strongSelf.contentNodes[contentNodeIndex]
            let contentNodeFrame = relativeFrame.offsetBy(dx: contentOrigin.x, dy: useContentOrigin ? contentOrigin.y : 0.0)
            let previousContentNodeFrame = contentNode.frame
                        
            if case let .System(duration) = animation {
                var animateFrame = false
                var animateAlpha = false
                if let addedContentNodes = addedContentNodes {
                    if !addedContentNodes.contains(where: { $0.2 === contentNode }) {
                        animateFrame = true
                    } else {
                        animateAlpha = true
                    }
                } else {
                    animateFrame = true
                }
                
                if animateFrame {
                    if useDisplayLinkAnimations {
                        let animation = ListViewAnimation(from: previousContentNodeFrame, to: contentNodeFrame, duration: duration * UIView.animationDurationFactor(), curve: strongSelf.preferredAnimationCurve, beginAt: beginAt, update: { _, frame in
                            contentNode.frame = frame
                        })
                        strongSelf.setAnimationForKey("contentNode\(contentNodeIndex)Frame", animation: animation)
                    } else {
                        contentNode.frame = contentNodeFrame
                        contentNode.layer.animateFrame(from: previousContentNodeFrame, to: contentNodeFrame, duration: duration, timingFunction: timingFunction)
                    }
                } else if animateAlpha {
                    contentNode.frame = contentNodeFrame
                    contentNode.animateInsertionIntoBubble(duration)
                    var previousAlignedContentNodeFrame = contentNodeFrame
                    previousAlignedContentNodeFrame.origin.x += backgroundFrame.size.width - strongSelf.backgroundNode.frame.size.width
                    contentNode.layer.animateFrame(from: previousAlignedContentNodeFrame, to: contentNodeFrame, duration: duration, timingFunction: timingFunction)
                } else {
                    contentNode.frame = contentNodeFrame
                }
            } else {
                contentNode.frame = contentNodeFrame
            }
            contentNodeIndex += 1
        }
        
        if let mosaicStatusOrigin = mosaicStatusOrigin, let (size, apply) = mosaicStatusSizeAndApply {
            let mosaicStatusNode = apply(transition.isAnimated)
            if mosaicStatusNode !== strongSelf.mosaicStatusNode {
                strongSelf.mosaicStatusNode?.removeFromSupernode()
                strongSelf.mosaicStatusNode = mosaicStatusNode
                strongSelf.clippingNode.addSubnode(mosaicStatusNode)
            }
            let absoluteOrigin = mosaicStatusOrigin.offsetBy(dx: contentOrigin.x, dy: contentOrigin.y)
            mosaicStatusNode.frame = CGRect(origin: CGPoint(x: absoluteOrigin.x - layoutConstants.image.statusInsets.right - size.width, y: absoluteOrigin.y - layoutConstants.image.statusInsets.bottom - size.height), size: size)
        } else if let mosaicStatusNode = strongSelf.mosaicStatusNode {
            strongSelf.mosaicStatusNode = nil
            mosaicStatusNode.removeFromSupernode()
        }

        if needsShareButton {
            if strongSelf.shareButtonNode == nil {
                let shareButtonNode = ChatMessageShareButton()
                strongSelf.shareButtonNode = shareButtonNode
                strongSelf.insertSubnode(shareButtonNode, belowSubnode: strongSelf.messageAccessibilityArea)
                shareButtonNode.addTarget(strongSelf, action: #selector(strongSelf.shareButtonPressed), forControlEvents: .touchUpInside)
            }
        } else if let shareButtonNode = strongSelf.shareButtonNode {
            strongSelf.shareButtonNode = nil
            shareButtonNode.removeFromSupernode()
        }
        
        if case .System = animation, !strongSelf.mainContextSourceNode.isExtractedToContextPreview {
            if !strongSelf.backgroundNode.frame.equalTo(backgroundFrame) {
                strongSelf.backgroundFrameTransition = (strongSelf.backgroundNode.frame, backgroundFrame)
            }
            if let shareButtonNode = strongSelf.shareButtonNode {
                let currentBackgroundFrame = strongSelf.backgroundNode.frame
                let buttonSize = shareButtonNode.update(presentationData: item.presentationData, chatLocation: item.chatLocation, subject: item.associatedData.subject, message: item.message, account: item.context.account, disableComments: true)
                shareButtonNode.frame = CGRect(origin: CGPoint(x: currentBackgroundFrame.maxX + 8.0, y: currentBackgroundFrame.maxY - buttonSize.width - 1.0), size: buttonSize)
            }
        } else {
            if let _ = strongSelf.backgroundFrameTransition {
                strongSelf.animateFrameTransition(1.0, backgroundFrame.size.height)
                strongSelf.backgroundFrameTransition = nil
            }
            strongSelf.messageAccessibilityArea.frame = backgroundFrame
            if let shareButtonNode = strongSelf.shareButtonNode {
                let buttonSize = shareButtonNode.update(presentationData: item.presentationData, chatLocation: item.chatLocation, subject: item.associatedData.subject, message: item.message, account: item.context.account, disableComments: true)
                shareButtonNode.frame = CGRect(origin: CGPoint(x: backgroundFrame.maxX + 8.0, y: backgroundFrame.maxY - buttonSize.width - 1.0), size: buttonSize)
            }
            
            if case .System = animation, strongSelf.mainContextSourceNode.isExtractedToContextPreview {
                transition.updateFrame(node: strongSelf.backgroundNode, frame: backgroundFrame)

                transition.updateFrame(node: strongSelf.clippingNode, frame: backgroundFrame)
                transition.updateBounds(node: strongSelf.clippingNode, bounds: CGRect(origin: CGPoint(x: backgroundFrame.minX, y: backgroundFrame.minY), size: backgroundFrame.size))

                strongSelf.backgroundNode.updateLayout(size: backgroundFrame.size, transition: transition)
                strongSelf.backgroundWallpaperNode.updateFrame(backgroundFrame, transition: transition)
                strongSelf.shadowNode.updateLayout(backgroundFrame: backgroundFrame, transition: transition)
            } else {
                strongSelf.backgroundNode.frame = backgroundFrame
                strongSelf.clippingNode.frame = backgroundFrame
                strongSelf.clippingNode.bounds = CGRect(origin: CGPoint(x: backgroundFrame.minX, y: backgroundFrame.minY), size: backgroundFrame.size)
                strongSelf.backgroundNode.updateLayout(size: backgroundFrame.size, transition: .immediate)
                strongSelf.backgroundWallpaperNode.frame = backgroundFrame
                strongSelf.shadowNode.updateLayout(backgroundFrame: backgroundFrame, transition: .immediate)
            }
            if let (rect, size) = strongSelf.absoluteRect {
                strongSelf.updateAbsoluteRect(rect, within: size)
            }
        }
        let offset: CGFloat = params.leftInset + (incoming ? 42.0 : 0.0)
        let selectionFrame = CGRect(origin: CGPoint(x: -offset, y: 0.0), size: CGSize(width: params.width, height: layout.contentSize.height))
        strongSelf.selectionNode?.frame = selectionFrame
        strongSelf.selectionNode?.updateLayout(size: selectionFrame.size, leftInset: params.leftInset)
        
        if let actionButtonsSizeAndApply = actionButtonsSizeAndApply {
            var animated = false
            if let _ = strongSelf.actionButtonsNode {
                if case .System = animation {
                    animated = true
                }
            }
            let actionButtonsNode = actionButtonsSizeAndApply.1(animated)
            let previousFrame = actionButtonsNode.frame
            let actionButtonsFrame = CGRect(origin: CGPoint(x: backgroundFrame.minX + (incoming ? layoutConstants.bubble.contentInsets.left : layoutConstants.bubble.contentInsets.right), y: backgroundFrame.maxY), size: actionButtonsSizeAndApply.0)
            actionButtonsNode.frame = actionButtonsFrame
            if actionButtonsNode !== strongSelf.actionButtonsNode {
                strongSelf.actionButtonsNode = actionButtonsNode
                actionButtonsNode.buttonPressed = { [weak strongSelf] button in
                    if let strongSelf = strongSelf {
                        strongSelf.performMessageButtonAction(button: button)
                    }
                }
                actionButtonsNode.buttonLongTapped = { [weak strongSelf] button in
                    if let strongSelf = strongSelf {
                        strongSelf.presentMessageButtonContextMenu(button: button)
                    }
                }
                strongSelf.insertSubnode(actionButtonsNode, belowSubnode: strongSelf.messageAccessibilityArea)
            } else {
                if case let .System(duration) = animation {
                    actionButtonsNode.layer.animateFrame(from: previousFrame, to: actionButtonsFrame, duration: duration, timingFunction: timingFunction)
                }
            }
        } else if let actionButtonsNode = strongSelf.actionButtonsNode {
            actionButtonsNode.removeFromSupernode()
            strongSelf.actionButtonsNode = nil
        }
        
        let previousContextContentFrame = strongSelf.mainContextSourceNode.contentRect
        strongSelf.mainContextSourceNode.contentRect = backgroundFrame.offsetBy(dx: incomingOffset, dy: 0.0)
        strongSelf.mainContainerNode.targetNodeForActivationProgressContentRect = strongSelf.mainContextSourceNode.contentRect
        
        if previousContextFrame.size != strongSelf.mainContextSourceNode.bounds.size || previousContextContentFrame != strongSelf.mainContextSourceNode.contentRect {
            strongSelf.mainContextSourceNode.layoutUpdated?(strongSelf.mainContextSourceNode.bounds.size)
        }
        
        strongSelf.updateSearchTextHighlightState()
    }
    
    override func updateAccessibilityData(_ accessibilityData: ChatMessageAccessibilityData) {
        super.updateAccessibilityData(accessibilityData)
        
        self.messageAccessibilityArea.accessibilityLabel = accessibilityData.label
        self.messageAccessibilityArea.accessibilityValue = accessibilityData.value
        self.messageAccessibilityArea.accessibilityHint = accessibilityData.hint
        self.messageAccessibilityArea.accessibilityTraits = accessibilityData.traits
        if let customActions = accessibilityData.customActions {
            self.messageAccessibilityArea.accessibilityCustomActions = customActions.map({ action -> UIAccessibilityCustomAction in
                return ChatMessageAccessibilityCustomAction(name: action.name, target: self, selector: #selector(self.performLocalAccessibilityCustomAction(_:)), action: action.action)
            })
        } else {
            self.messageAccessibilityArea.accessibilityCustomActions = nil
        }
    }
    
    @objc private func performLocalAccessibilityCustomAction(_ action: UIAccessibilityCustomAction) {
        if let action = action as? ChatMessageAccessibilityCustomAction {
            switch action.action {
                case .reply:
                    if let item = self.item {
                        item.controllerInteraction.setupReply(item.message.id)
                    }
                case .options:
                    if let item = self.item {
                        var subFrame = self.backgroundNode.frame
                        if case .group = item.content {
                            for contentNode in self.contentNodes {
                                if contentNode.item?.message.stableId == item.message.stableId {
                                    subFrame = contentNode.frame.insetBy(dx: 0.0, dy: -4.0)
                                    break
                                }
                            }
                        }
                        item.controllerInteraction.openMessageContextMenu(item.message, false, self, subFrame, nil)
                    }
            }
        }
    }
    
    override func shouldAnimateHorizontalFrameTransition() -> Bool {
        if let _ = self.backgroundFrameTransition {
            return true
        } else {
            return false
        }
    }
    
    override func animateFrameTransition(_ progress: CGFloat, _ currentValue: CGFloat) {
        super.animateFrameTransition(progress, currentValue)
        
        if let backgroundFrameTransition = self.backgroundFrameTransition {
            let backgroundFrame = CGRect.interpolator()(backgroundFrameTransition.0, backgroundFrameTransition.1, progress) as! CGRect
            self.backgroundNode.frame = backgroundFrame

            self.clippingNode.frame = backgroundFrame
            self.clippingNode.bounds = CGRect(origin: CGPoint(x: backgroundFrame.minX, y: backgroundFrame.minY), size: backgroundFrame.size)

            self.backgroundNode.updateLayout(size: backgroundFrame.size, transition: .immediate)
            self.backgroundWallpaperNode.frame = backgroundFrame
            self.shadowNode.updateLayout(backgroundFrame: backgroundFrame, transition: .immediate)
            
            if let type = self.backgroundNode.type {
                var incomingOffset: CGFloat = 0.0
                switch type {
                case .incoming:
                    incomingOffset = 5.0
                default:
                    break
                }
                self.mainContextSourceNode.contentRect = backgroundFrame.offsetBy(dx: incomingOffset, dy: 0.0)
                self.mainContainerNode.targetNodeForActivationProgressContentRect = self.mainContextSourceNode.contentRect
                if !self.mainContextSourceNode.isExtractedToContextPreview {
                    if let (rect, size) = self.absoluteRect {
                        self.updateAbsoluteRect(rect, within: size)
                    }
                }
            }
            self.messageAccessibilityArea.frame = backgroundFrame
            
            if let item = self.item, let shareButtonNode = self.shareButtonNode {
                let buttonSize = shareButtonNode.update(presentationData: item.presentationData, chatLocation: item.chatLocation, subject: item.associatedData.subject, message: item.message, account: item.context.account, disableComments: true)
                shareButtonNode.frame = CGRect(origin: CGPoint(x: backgroundFrame.maxX + 8.0, y: backgroundFrame.maxY - buttonSize.width - 1.0), size: buttonSize)
            }
            
            if CGFloat(1.0).isLessThanOrEqualTo(progress) {
                self.backgroundFrameTransition = nil
            }
        }
    }
    
    @objc func tapLongTapOrDoubleTapGesture(_ recognizer: TapLongTapOrDoubleTapGestureRecognizer) {
        switch recognizer.state {
        case .ended:
            if let (gesture, location) = recognizer.lastRecognizedGestureAndLocation {
                if let action = self.gestureRecognized(gesture: gesture, location: location, recognizer: nil) {
                    if case .doubleTap = gesture {
                        self.mainContainerNode.cancelGesture()
                    }
                    switch action {
                    case let .action(f):
                        f()
                    case let .optionalAction(f):
                        f()
                    case let .openContextMenu(tapMessage, selectAll, subFrame):
                        self.item?.controllerInteraction.openMessageContextMenu(tapMessage, selectAll, self, subFrame, nil)
                    }
                } else if case .tap = gesture {
                    self.item?.controllerInteraction.clickThroughMessage()
                }
            }
        default:
            break
        }
    }
    
    private func gestureRecognized(gesture: TapLongTapOrDoubleTapGesture, location: CGPoint, recognizer: TapLongTapOrDoubleTapGestureRecognizer?) -> InternalBubbleTapAction? {
        var mediaMessage: Message?
        var forceOpen = false
        if let item = self.item {
            for media in item.message.media {
                if let file = media as? TelegramMediaFile, file.duration != nil {
                    mediaMessage = item.message
                }
            }
            if mediaMessage == nil {
                for attribute in item.message.attributes {
                    if let attribute = attribute as? ReplyMessageAttribute {
                        if let replyMessage = item.message.associatedMessages[attribute.messageId] {
                            for media in replyMessage.media {
                                if let file = media as? TelegramMediaFile, file.duration != nil {
                                    mediaMessage = replyMessage
                                    forceOpen = true
                                    break
                                }
                                if let webpage = media as? TelegramMediaWebpage, case let .Loaded(content) = webpage.content, webEmbedType(content: content).supportsSeeking {
                                    mediaMessage = replyMessage
                                    forceOpen = true
                                    break
                                }
                            }
                        }
                    }
                }
            }
            if mediaMessage == nil {
                mediaMessage = item.message
            }
        }
        
        switch gesture {
            case .tap:
                if let avatarNode = self.accessoryItemNode as? ChatMessageAvatarAccessoryItemNode, avatarNode.frame.contains(location) {
                    return .action({
                        if let item = self.item, let author = item.content.firstMessage.author {
                            var openPeerId = item.effectiveAuthorId ?? author.id
                            var navigate: ChatControllerInteractionNavigateToPeer
                            
                            if item.content.firstMessage.id.peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId) {
                                navigate = .chat(textInputState: nil, subject: nil, peekData: nil)
                            } else if openPeerId.namespace == Namespaces.Peer.CloudUser {
                                navigate = .info
                            } else {
                                navigate = .chat(textInputState: nil, subject: nil, peekData: nil)
                            }
                            
                            for attribute in item.content.firstMessage.attributes {
                                if let attribute = attribute as? SourceReferenceMessageAttribute {
                                    openPeerId = attribute.messageId.peerId
                                    navigate = .chat(textInputState: nil, subject: .message(id: .id(attribute.messageId), highlight: true, timecode: nil), peekData: nil)
                                }
                            }
                            
                            if item.effectiveAuthorId?.namespace == Namespaces.Peer.Empty {
                                item.controllerInteraction.displayMessageTooltip(item.content.firstMessage.id,  item.presentationData.strings.Conversation_ForwardAuthorHiddenTooltip, self, avatarNode.frame)
                            } else if let forwardInfo = item.content.firstMessage.forwardInfo, forwardInfo.flags.contains(.isImported), forwardInfo.author == nil {
                                item.controllerInteraction.displayImportedMessageTooltip(avatarNode)
                            } else {
                                if item.message.id.peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId), let channel = item.content.firstMessage.forwardInfo?.author as? TelegramChannel, channel.username == nil {
                                    if case let .broadcast(info) = channel.info, info.flags.contains(.hasDiscussionGroup) {
                                    } else if case .member = channel.participationStatus {
                                    } else if !item.message.id.peerId.isReplies {
                                        item.controllerInteraction.displayMessageTooltip(item.message.id, item.presentationData.strings.Conversation_PrivateChannelTooltip, self, avatarNode.frame)
                                        return
                                    }
                                }
                                item.controllerInteraction.openPeer(openPeerId, navigate, item.message)
                            }
                        }
                    })
                }
                
                if let nameNode = self.nameNode, nameNode.frame.contains(location) {
                    if let item = self.item {
                        for attribute in item.message.attributes {
                            if let attribute = attribute as? InlineBotMessageAttribute {
                                var botAddressName: String?
                                if let peerId = attribute.peerId, let botPeer = item.message.peers[peerId], let addressName = botPeer.addressName {
                                    botAddressName = addressName
                                } else {
                                    botAddressName = attribute.title
                                }
                                
                                return .optionalAction({
                                    if let botAddressName = botAddressName {
                                        item.controllerInteraction.updateInputState { textInputState in
                                            return ChatTextInputState(inputText: NSAttributedString(string: "@" + botAddressName + " "))
                                        }
                                        item.controllerInteraction.updateInputMode { _ in
                                            return .text
                                        }
                                    }
                                })
                            }
                        }
                    }
                } else if let replyInfoNode = self.replyInfoNode, self.item?.controllerInteraction.tapMessage == nil, replyInfoNode.frame.contains(location) {
                    if let item = self.item {
                        for attribute in item.message.attributes {
                            if let attribute = attribute as? ReplyMessageAttribute {
                                return .optionalAction({
                                    item.controllerInteraction.navigateToMessage(item.message.id, attribute.messageId)
                                })
                            }
                        }
                    }
                }
                if let forwardInfoNode = self.forwardInfoNode, forwardInfoNode.frame.contains(location) {
                    if let item = self.item, let forwardInfo = item.message.forwardInfo {
                        let performAction: () -> Void = {
                            if let sourceMessageId = forwardInfo.sourceMessageId {
                                if let channel = forwardInfo.author as? TelegramChannel, channel.username == nil {
                                    if case let .broadcast(info) = channel.info, info.flags.contains(.hasDiscussionGroup) {
                                    } else if case .member = channel.participationStatus {
                                    } else if !item.message.id.peerId.isReplies {
                                        item.controllerInteraction.displayMessageTooltip(item.message.id, item.presentationData.strings.Conversation_PrivateChannelTooltip, forwardInfoNode, nil)
                                        return
                                    }
                                }
                                item.controllerInteraction.navigateToMessage(item.message.id, sourceMessageId)
                            } else if let peer = forwardInfo.source ?? forwardInfo.author {
                                item.controllerInteraction.openPeer(peer.id, peer is TelegramUser ? .info : .chat(textInputState: nil, subject: nil, peekData: nil), nil)
                            } else if let _ = forwardInfo.authorSignature {
                                item.controllerInteraction.displayMessageTooltip(item.message.id, item.presentationData.strings.Conversation_ForwardAuthorHiddenTooltip, forwardInfoNode, nil)
                            }
                        }
                        
                        if forwardInfoNode.hasAction(at: self.view.convert(location, to: forwardInfoNode.view)) {
                            return .action({})
                        } else {
                            return .optionalAction(performAction)
                        }
                    }
                }
                loop: for contentNode in self.contentNodes {
                    let convertedLocation = self.view.convert(location, to: contentNode.view)

                    let tapAction = contentNode.tapActionAtPoint(convertedLocation, gesture: gesture, isEstimating: false)
                    switch tapAction {
                    case .none:
                        if let item = self.item, self.backgroundNode.frame.contains(CGPoint(x: self.frame.width - location.x, y: location.y)), let tapMessage = self.item?.controllerInteraction.tapMessage {
                            return .action({
                                tapMessage(item.message)
                            })
                        }
                    case .ignore:
                        if let item = self.item, self.backgroundNode.frame.contains(CGPoint(x: self.frame.width - location.x, y: location.y)), let tapMessage = self.item?.controllerInteraction.tapMessage {
                            return .action({
                                tapMessage(item.message)
                            })
                        } else {
                            return .action({
                            })
                        }
                    case let .url(url, concealed):
                        return .action({
                            self.item?.controllerInteraction.openUrl(url, concealed, nil, self.item?.content.firstMessage)
                        })
                    case let .peerMention(peerId, _):
                        return .action({
                            self.item?.controllerInteraction.openPeer(peerId, .chat(textInputState: nil, subject: nil, peekData: nil), nil)
                        })
                    case let .textMention(name):
                        return .action({
                            self.item?.controllerInteraction.openPeerMention(name)
                        })
                    case let .botCommand(command):
                        if let item = self.item {
                            return .action({
                                item.controllerInteraction.sendBotCommand(item.message.id, command)
                            })
                        }
                    case let .hashtag(peerName, hashtag):
                        return .action({
                            self.item?.controllerInteraction.openHashtag(peerName, hashtag)
                        })
                    case .instantPage:
                        if let item = self.item {
                            return .optionalAction({
                                item.controllerInteraction.openInstantPage(item.message, item.associatedData)
                            })
                        }
                    case .wallpaper:
                        if let item = self.item {
                            return .action({
                                item.controllerInteraction.openWallpaper(item.message)
                            })
                        }
                    case .theme:
                        if let item = self.item {
                            return .action({
                                item.controllerInteraction.openTheme(item.message)
                            })
                        }
                    case let .call(peerId, isVideo):
                        return .optionalAction({
                            self.item?.controllerInteraction.callPeer(peerId, isVideo)
                        })
                    case .openMessage:
                        if let item = self.item {
                            if let type = self.backgroundNode.type, case .none = type {
                                return .optionalAction({
                                    let _ = item.controllerInteraction.openMessage(item.message, .default)
                                })
                            } else {
                                return .action({
                                    let _ = item.controllerInteraction.openMessage(item.message, .default)
                                })
                            }
                        }
                    case let .timecode(timecode, _):
                        if let item = self.item, let mediaMessage = mediaMessage {
                            return .action({
                                item.controllerInteraction.seekToTimecode(mediaMessage, timecode, forceOpen)
                            })
                        }
                    case let .bankCard(number):
                        if let item = self.item {
                            return .action({
                                item.controllerInteraction.longTap(.bankCard(number), item.message)
                            })
                        }
                    case let .tooltip(text, node, rect):
                        if let item = self.item {
                            return .optionalAction({
                                let _ = item.controllerInteraction.displayMessageTooltip(item.message.id, text, node, rect)
                            })
                        }
                    case let .openPollResults(option):
                        if let item = self.item {
                            return .optionalAction({
                                item.controllerInteraction.openMessagePollResults(item.message.id, option)
                            })
                        }
                    case let .copy(text):
                        if let item = self.item {
                            return .optionalAction({
                                item.controllerInteraction.copyText(text)
                            })
                        }
                    }
                }
                return nil
            case .longTap, .doubleTap:
                if let item = self.item, self.backgroundNode.frame.contains(location) {
                    let message = item.message
                    
                    var tapMessage: Message? = item.content.firstMessage
                    var selectAll = true
                    var hasFiles = false
                    loop: for contentNode in self.contentNodes {
                        let convertedLocation = self.view.convert(location, to: contentNode.view)
                        
                        if contentNode is ChatMessageFileBubbleContentNode {
                            hasFiles = true
                        }
                        
                        let convertedNodeFrame = contentNode.view.convert(contentNode.bounds, to: self.view)
                        if !convertedNodeFrame.contains(location) {
                            continue loop
                        } else if contentNode is ChatMessageMediaBubbleContentNode {
                            selectAll = false
                        } else if contentNode is ChatMessageFileBubbleContentNode {
                            selectAll = false
                        } else if contentNode is ChatMessageTextBubbleContentNode, hasFiles {
                            selectAll = false
                        }
                        tapMessage = contentNode.item?.message
                        let tapAction = contentNode.tapActionAtPoint(convertedLocation, gesture: gesture, isEstimating: false)
                        switch tapAction {
                        case .none, .ignore:
                            break
                        case let .url(url, _):
                            return .action({
                                item.controllerInteraction.longTap(.url(url), message)
                            })
                        case let .peerMention(peerId, mention):
                            return .action({
                                item.controllerInteraction.longTap(.peerMention(peerId, mention), message)
                            })
                        case let .textMention(name):
                            return .action({
                                item.controllerInteraction.longTap(.mention(name), message)
                            })
                        case let .botCommand(command):
                            return .action({
                                item.controllerInteraction.longTap(.command(command), message)
                            })
                        case let .hashtag(_, hashtag):
                            return .action({
                                item.controllerInteraction.longTap(.hashtag(hashtag), message)
                            })
                        case .instantPage:
                            break
                        case .wallpaper:
                            break
                        case .theme:
                            break
                        case .call:
                            break
                        case .openMessage:
                            break
                        case let .timecode(timecode, text):
                            if let mediaMessage = mediaMessage {
                                return .action({
                                    item.controllerInteraction.longTap(.timecode(timecode, text), mediaMessage)
                                })
                            }
                        case let .bankCard(number):
                            return .action({
                                item.controllerInteraction.longTap(.bankCard(number), message)
                            })
                        case .tooltip:
                            break
                        case .openPollResults:
                            break
                        case .copy:
                            break
                        }
                    }
                    if let tapMessage = tapMessage {
                        var subFrame = self.backgroundNode.frame
                        if case .group = item.content {
                            for contentNode in self.contentNodes {
                                if contentNode.item?.message.stableId == tapMessage.stableId {
                                    subFrame = contentNode.frame.insetBy(dx: 0.0, dy: -4.0)
                                    break
                                }
                            }
                        }
                        return .openContextMenu(tapMessage: tapMessage, selectAll: selectAll, subFrame: subFrame)
                    }
                }
            default:
                break
        }
        return nil
    }
    
    private func traceSelectionNodes(parent: ASDisplayNode, point: CGPoint) -> ASDisplayNode? {
        if let parent = parent as? FileMessageSelectionNode, parent.bounds.contains(point) {
            return parent
        } else if let parent = parent as? GridMessageSelectionNode, parent.bounds.contains(point) {
            return parent
        } else if let parentSubnodes = parent.subnodes {
            for subnode in parentSubnodes {
                if let result = traceSelectionNodes(parent: subnode, point: point.offsetBy(dx: -subnode.frame.minX + subnode.bounds.minX, dy: -subnode.frame.minY + subnode.bounds.minY)) {
                    return result
                }
            }
        }
        return nil
    }
    
    override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
        if !self.bounds.contains(point) {
            return nil
        }
        
        if self.mainContextSourceNode.isExtractedToContextPreview {
            if let result = super.hitTest(point, with: event) as? TextSelectionNodeView {
                return result
            }
            return nil
        }
        
        if let shareButtonNode = self.shareButtonNode, shareButtonNode.frame.contains(point) {
            return shareButtonNode.view
        }
        
        if let selectionNode = self.selectionNode {
            if let result = self.traceSelectionNodes(parent: self, point: point.offsetBy(dx: -42.0, dy: 0.0)) {
                return result.view
            }
            
            var selectionNodeFrame = selectionNode.frame
            selectionNodeFrame.origin.x -= 42.0
            selectionNodeFrame.size.width += 42.0 * 2.0
            if selectionNodeFrame.contains(point) {
                return selectionNode.view
            } else {
                return nil
            }
        }
        
        if let avatarNode = self.accessoryItemNode as? ChatMessageAvatarAccessoryItemNode, avatarNode.frame.contains(point) {
            return avatarNode.containerNode.view
        }
        
        if !self.backgroundNode.frame.contains(point) {
            if self.actionButtonsNode == nil || !self.actionButtonsNode!.frame.contains(point) {
            }
        }
        
        return super.hitTest(point, with: event)
    }
    
    override func transitionNode(id: MessageId, media: Media) -> (ASDisplayNode, CGRect, () -> (UIView?, UIView?))? {
        for contentNode in self.contentNodes {
            if let result = contentNode.transitionNode(messageId: id, media: media) {
                if self.contentNodes.count == 1 && self.contentNodes.first is ChatMessageMediaBubbleContentNode && self.nameNode == nil && self.adminBadgeNode == nil && self.forwardInfoNode == nil && self.replyInfoNode == nil {
                    return (result.0, result.1, { [weak self] in
                        guard let strongSelf = self, let resultView = result.2().0 else {
                            return (nil, nil)
                        }
                        if strongSelf.backgroundNode.supernode != nil, let backgroundView = strongSelf.backgroundNode.view.snapshotContentTree(unhide: true) {
                            let backgroundContainer = UIView()
                            
                            let backdropView = strongSelf.backgroundWallpaperNode.view.snapshotContentTree(unhide: true)
                            if let backdropView = backdropView {
                                let backdropFrame = strongSelf.backgroundWallpaperNode.layer.convert(strongSelf.backgroundWallpaperNode.bounds, to: strongSelf.backgroundNode.layer)
                                backdropView.frame = backdropFrame
                            }
                            
                            if let backdropView = backdropView {
                                backgroundContainer.addSubview(backdropView)
                            }
                            
                            backgroundContainer.addSubview(backgroundView)
                            
                            let backgroundFrame = strongSelf.backgroundNode.layer.convert(strongSelf.backgroundNode.bounds, to: result.0.layer)
                            backgroundView.frame = CGRect(origin: CGPoint(), size: backgroundFrame.size)
                            backgroundContainer.frame = backgroundFrame
                            let viewWithBackground = UIView()
                            viewWithBackground.addSubview(backgroundContainer)
                            viewWithBackground.frame = resultView.frame
                            resultView.frame = CGRect(origin: CGPoint(), size: resultView.frame.size)
                            viewWithBackground.addSubview(resultView)
                            return (viewWithBackground, backgroundContainer)
                        }
                        return (resultView, nil)
                    })
                }
                return result
            }
        }
        return nil
    }
    
    override func peekPreviewContent(at point: CGPoint) -> (Message, ChatMessagePeekPreviewContent)? {
        for contentNode in self.contentNodes {
            let frame = contentNode.frame
            if let result = contentNode.peekPreviewContent(at: point.offsetBy(dx: -frame.minX, dy: -frame.minY)) {
                return result
            }
        }
        return nil
    }
    
    override func updateHiddenMedia() {
        var hasHiddenMosaicStatus = false
        var hasHiddenBackground = false
        if let item = self.item {
            for contentNode in self.contentNodes {
                if let contentItem = contentNode.item {
                    if contentNode.updateHiddenMedia(item.controllerInteraction.hiddenMedia[contentItem.message.id]) {
                        if self.contentNodes.count == 1 && self.contentNodes.first is ChatMessageMediaBubbleContentNode && self.nameNode == nil && self.adminBadgeNode == nil && self.forwardInfoNode == nil && self.replyInfoNode == nil {
                            hasHiddenBackground = true
                        }
                        if let mosaicStatusNode = self.mosaicStatusNode, mosaicStatusNode.frame.intersects(contentNode.frame) {
                            hasHiddenMosaicStatus = true
                        }
                    }
                }
            }
        }
        
        if let mosaicStatusNode = self.mosaicStatusNode {
            if mosaicStatusNode.alpha.isZero != hasHiddenMosaicStatus {
                if hasHiddenMosaicStatus {
                    mosaicStatusNode.alpha = 0.0
                } else {
                    mosaicStatusNode.alpha = 1.0
                    mosaicStatusNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
                }
            }
        }
        
        self.backgroundNode.isHidden = hasHiddenBackground
        self.backgroundWallpaperNode.isHidden = hasHiddenBackground
    }
    
    override func updateAutomaticMediaDownloadSettings() {
        if let item = self.item {
            for contentNode in self.contentNodes {
                contentNode.updateAutomaticMediaDownloadSettings(item.controllerInteraction.automaticMediaDownloadSettings)
            }
        }
    }
    
    override func playMediaWithSound() -> ((Double?) -> Void, Bool, Bool, Bool, ASDisplayNode?)? {
        for contentNode in self.contentNodes {
            if let playMediaWithSound = contentNode.playMediaWithSound() {
                return playMediaWithSound
            }
        }
        return nil
    }
    
    override func updateSelectionState(animated: Bool) {
        guard let item = self.item else {
            return
        }
        
        let wasSelected = self.selectionNode?.selected
        
        var canHaveSelection = true
        switch item.content {
            case let .message(message, _, _, _, _):
                for media in message.media {
                    if let action = media as? TelegramMediaAction {
                        if case .phoneCall = action.action { } else {
                            canHaveSelection = false
                            break
                        }
                    }
                }
                if message.adAttribute != nil {
                    canHaveSelection = false
                }
            default:
                break
        }
        if case let .replyThread(replyThreadMessage) = item.chatLocation, replyThreadMessage.effectiveTopId == item.message.id {
            canHaveSelection = false
        }
        
        if let selectionState = item.controllerInteraction.selectionState, canHaveSelection {
            var selected = false
            let incoming = item.content.effectivelyIncoming(item.context.account.peerId, associatedData: item.associatedData)
            
            switch item.content {
                case let .message(message, _, _, _, _):
                    selected = selectionState.selectedIds.contains(message.id)
                case let .group(messages: messages):
                    var allSelected = !messages.isEmpty
                    for (message, _, _, _, _) in messages {
                        if !selectionState.selectedIds.contains(message.id) {
                            allSelected = false
                            break
                        }
                    }
                    selected = allSelected
            }
            
            let offset: CGFloat = incoming ? 42.0 : 0.0
            
            if let selectionNode = self.selectionNode {
                selectionNode.updateSelected(selected, animated: animated)
                let selectionFrame = CGRect(origin: CGPoint(x: -offset, y: 0.0), size: CGSize(width: self.contentSize.width, height: self.contentSize.height))
                selectionNode.frame = selectionFrame
                selectionNode.updateLayout(size: selectionFrame.size, leftInset: self.safeInsets.left)
                self.subnodeTransform = CATransform3DMakeTranslation(offset, 0.0, 0.0);
            } else {
                let selectionNode = ChatMessageSelectionNode(wallpaper: item.presentationData.theme.wallpaper, theme: item.presentationData.theme.theme, toggle: { [weak self] value in
                    if let strongSelf = self, let item = strongSelf.item {
                        switch item.content {
                            case let .message(message, _, _, _, _):
                            item.controllerInteraction.toggleMessagesSelection([message.id], value)
                            case let .group(messages):
                                item.controllerInteraction.toggleMessagesSelection(messages.map { $0.0.id }, value)
                        }
                    }
                })
                
                let selectionFrame = CGRect(origin: CGPoint(x: -offset, y: 0.0), size: CGSize(width: self.contentSize.width, height: self.contentSize.height))
                selectionNode.frame = selectionFrame
                selectionNode.updateLayout(size: selectionFrame.size, leftInset: self.safeInsets.left)
                self.insertSubnode(selectionNode, belowSubnode: self.messageAccessibilityArea)
                self.selectionNode = selectionNode
                selectionNode.updateSelected(selected, animated: false)
                let previousSubnodeTransform = self.subnodeTransform
                self.subnodeTransform = CATransform3DMakeTranslation(offset, 0.0, 0.0);
                if animated {
                    selectionNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
                    self.layer.animate(from: NSValue(caTransform3D: previousSubnodeTransform), to: NSValue(caTransform3D: self.subnodeTransform), keyPath: "sublayerTransform", timingFunction: CAMediaTimingFunctionName.easeOut.rawValue, duration: 0.2)
                    
                    if !incoming {
                        let position = selectionNode.layer.position
                        selectionNode.layer.animatePosition(from: CGPoint(x: position.x - 42.0, y: position.y), to: position, duration: 0.2, timingFunction: CAMediaTimingFunctionName.easeOut.rawValue)
                    }
                }
            }
        } else {
            if let selectionNode = self.selectionNode {
                self.selectionNode = nil
                let previousSubnodeTransform = self.subnodeTransform
                self.subnodeTransform = CATransform3DIdentity
                if animated {
                    self.layer.animate(from: NSValue(caTransform3D: previousSubnodeTransform), to: NSValue(caTransform3D: self.subnodeTransform), keyPath: "sublayerTransform", timingFunction: CAMediaTimingFunctionName.easeOut.rawValue, duration: 0.2, completion: { [weak selectionNode]_ in
                        selectionNode?.removeFromSupernode()
                    })
                    selectionNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
                    if CGFloat(0.0).isLessThanOrEqualTo(selectionNode.frame.origin.x) {
                        let position = selectionNode.layer.position
                        selectionNode.layer.animatePosition(from: position, to: CGPoint(x: position.x - 42.0, y: position.y), duration: 0.2, timingFunction: CAMediaTimingFunctionName.easeOut.rawValue, removeOnCompletion: false)
                    }
                } else {
                    selectionNode.removeFromSupernode()
                }
            }
        }
        
        let isSelected = self.selectionNode?.selected
        if wasSelected != isSelected {
            self.updateAccessibilityData(ChatMessageAccessibilityData(item: item, isSelected: isSelected))
        }
    }
    
    override func updateSearchTextHighlightState() {
        for contentNode in self.contentNodes {
            contentNode.updateSearchTextHighlightState(text: self.item?.controllerInteraction.searchTextHighightState?.0, messages: self.item?.controllerInteraction.searchTextHighightState?.1)
        }
    }
    
    override func updateHighlightedState(animated: Bool) {
        super.updateHighlightedState(animated: animated)
        
        guard let item = self.item, let _ = self.backgroundType else {
            return
        }
        
        var highlighted = false
        
        for contentNode in self.contentNodes {
            let _ = contentNode.updateHighlightedState(animated: animated)
        }
        
        if let highlightedState = item.controllerInteraction.highlightedState {
            for (message, _) in item.content {
                if highlightedState.messageStableId == message.stableId {
                    highlighted = true
                    break
                }
            }
        }
        
        if self.highlightedState != highlighted {
            self.highlightedState = highlighted
            if let backgroundType = self.backgroundType {
                let graphics = PresentationResourcesChat.principalGraphics(theme: item.presentationData.theme.theme, wallpaper: item.presentationData.theme.wallpaper, bubbleCorners: item.presentationData.chatBubbleCorners)
                
                let hasWallpaper = item.presentationData.theme.wallpaper.hasWallpaper
                self.backgroundNode.setType(type: backgroundType, highlighted: highlighted, graphics: graphics, maskMode: self.mainContextSourceNode.isExtractedToContextPreview, hasWallpaper: hasWallpaper, transition: animated ? .animated(duration: 0.3, curve: .easeInOut) : .immediate, backgroundNode: item.controllerInteraction.presentationContext.backgroundNode)
            }
        }
    }
    
    @objc func shareButtonPressed() {
        if let item = self.item {
            if case .pinnedMessages = item.associatedData.subject {
                item.controllerInteraction.navigateToMessageStandalone(item.content.firstMessage.id)
            } else if item.content.firstMessage.id.peerId.isRepliesOrSavedMessages(accountPeerId: item.context.account.peerId) {
                for attribute in item.content.firstMessage.attributes {
                    if let attribute = attribute as? SourceReferenceMessageAttribute {
                        item.controllerInteraction.navigateToMessage(item.content.firstMessage.id, attribute.messageId)
                        break
                    }
                }
            } else {
                item.controllerInteraction.openMessageShareMenu(item.message.id)
            }
        }
    }
    
    @objc func swipeToReplyGesture(_ recognizer: ChatSwipeToReplyRecognizer) {
        switch recognizer.state {
            case .began:
                self.currentSwipeToReplyTranslation = 0.0
                if self.swipeToReplyFeedback == nil {
                    self.swipeToReplyFeedback = HapticFeedback()
                    self.swipeToReplyFeedback?.prepareImpact()
                }
                self.item?.controllerInteraction.cancelInteractiveKeyboardGestures()
            case .changed:
                var translation = recognizer.translation(in: self.view)
                translation.x = max(-80.0, min(0.0, translation.x))
                var animateReplyNodeIn = false
                if (translation.x < -45.0) != (self.currentSwipeToReplyTranslation < -45.0) {
                    if translation.x < -45.0, self.swipeToReplyNode == nil, let item = self.item {
                        self.swipeToReplyFeedback?.impact()

                        let swipeToReplyNode = ChatMessageSwipeToReplyNode(fillColor: selectDateFillStaticColor(theme: item.presentationData.theme.theme, wallpaper: item.presentationData.theme.wallpaper), enableBlur: dateFillNeedsBlur(theme: item.presentationData.theme.theme, wallpaper: item.presentationData.theme.wallpaper), foregroundColor: bubbleVariableColor(variableColor: item.presentationData.theme.theme.chat.message.shareButtonForegroundColor, wallpaper: item.presentationData.theme.wallpaper), action: ChatMessageSwipeToReplyNode.Action(self.currentSwipeAction))
                        self.swipeToReplyNode = swipeToReplyNode
                        self.insertSubnode(swipeToReplyNode, belowSubnode: self.messageAccessibilityArea)
                        animateReplyNodeIn = true
                    }
                }
                self.currentSwipeToReplyTranslation = translation.x
                var bounds = self.bounds
                bounds.origin.x = -translation.x
                self.bounds = bounds
                var shadowBounds = self.shadowNode.bounds
                shadowBounds.origin.x = -translation.x
                self.shadowNode.bounds = shadowBounds

                self.updateAttachedAvatarNodeOffset(offset: translation.x, transition: .immediate)
            
                if let swipeToReplyNode = self.swipeToReplyNode {
                    swipeToReplyNode.frame = CGRect(origin: CGPoint(x: bounds.size.width, y: floor((self.contentSize.height - 33.0) / 2.0)), size: CGSize(width: 33.0, height: 33.0))
                    if animateReplyNodeIn {
                        swipeToReplyNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.12)
                        swipeToReplyNode.layer.animateSpring(from: 0.1 as NSNumber, to: 1.0 as NSNumber, keyPath: "transform.scale", duration: 0.4)
                    } else {
                        swipeToReplyNode.alpha = min(1.0, abs(translation.x / 45.0))
                    }
                }
            case .cancelled, .ended:
                self.swipeToReplyFeedback = nil
                
                let translation = recognizer.translation(in: self.view)
                if case .ended = recognizer.state, translation.x < -45.0 {
                    if let item = self.item {
                        if let currentSwipeAction = currentSwipeAction {
                            switch currentSwipeAction {
                            case .none:
                                break
                            case .reply:
                                item.controllerInteraction.setupReply(item.message.id)
                            }
                        }
                    }
                }
                var bounds = self.bounds
                let previousBounds = bounds
                bounds.origin.x = 0.0
                self.bounds = bounds
                var shadowBounds = self.shadowNode.bounds
                let previousShadowBounds = shadowBounds
                shadowBounds.origin.x = 0.0
                self.shadowNode.bounds = shadowBounds
                self.layer.animateBounds(from: previousBounds, to: bounds, duration: 0.3, timingFunction: kCAMediaTimingFunctionSpring)

                self.updateAttachedAvatarNodeOffset(offset: 0.0, transition: .animated(duration: 0.3, curve: .spring))

                self.shadowNode.layer.animateBounds(from: previousShadowBounds, to: shadowBounds, duration: 0.3, timingFunction: kCAMediaTimingFunctionSpring)
                if let swipeToReplyNode = self.swipeToReplyNode {
                    self.swipeToReplyNode = nil
                    swipeToReplyNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.3, removeOnCompletion: false, completion: { [weak swipeToReplyNode] _ in
                        swipeToReplyNode?.removeFromSupernode()
                    })
                    swipeToReplyNode.layer.animateScale(from: 1.0, to: 0.2, duration: 0.3, timingFunction: kCAMediaTimingFunctionSpring, removeOnCompletion: false)
                }
            default:
                break
        }
    }
    
    private var absoluteRect: (CGRect, CGSize)?
    
    override func updateAbsoluteRect(_ rect: CGRect, within containerSize: CGSize) {
        self.absoluteRect = (rect, containerSize)
        if !self.mainContextSourceNode.isExtractedToContextPreview {
            var rect = rect
            rect.origin.y = containerSize.height - rect.maxY + self.insets.top
            self.updateAbsoluteRectInternal(rect, within: containerSize)
        }
    }
    
    private func updateAbsoluteRectInternal(_ rect: CGRect, within containerSize: CGSize) {
        var backgroundWallpaperFrame = self.backgroundWallpaperNode.frame
        backgroundWallpaperFrame.origin.x += rect.minX
        backgroundWallpaperFrame.origin.y += rect.minY
        self.backgroundWallpaperNode.update(rect: backgroundWallpaperFrame, within: containerSize)
        for contentNode in self.contentNodes {
            contentNode.updateAbsoluteRect(CGRect(origin: CGPoint(x: rect.minX + contentNode.frame.minX, y: rect.minY + contentNode.frame.minY), size: rect.size), within: containerSize)
        }
    }
    
    override func applyAbsoluteOffset(value: CGPoint, animationCurve: ContainedViewLayoutTransitionCurve, duration: Double) {
        if !self.mainContextSourceNode.isExtractedToContextPreview {
            self.applyAbsoluteOffsetInternal(value: CGPoint(x: -value.x, y: -value.y), animationCurve: animationCurve, duration: duration)
        }
    }
    
    private func applyAbsoluteOffsetInternal(value: CGPoint, animationCurve: ContainedViewLayoutTransitionCurve, duration: Double) {
        self.backgroundWallpaperNode.offset(value: value, animationCurve: animationCurve, duration: duration)

        for contentNode in self.contentNodes {
            contentNode.applyAbsoluteOffset(value: value, animationCurve: animationCurve, duration: duration)
        }
    }
    
    private func applyAbsoluteOffsetSpringInternal(value: CGFloat, duration: Double, damping: CGFloat) {
        self.backgroundWallpaperNode.offsetSpring(value: value, duration: duration, damping: damping)

        for contentNode in self.contentNodes {
            contentNode.applyAbsoluteOffsetSpring(value: value, duration: duration, damping: damping)
        }
    }
    
    override func getMessageContextSourceNode(stableId: UInt32?) -> ContextExtractedContentContainingNode? {
        if self.contentContainers.count > 1 {
            return self.contentContainers.first(where: { $0.contentMessageStableId == stableId })?.sourceNode ?? self.mainContextSourceNode
        } else {
            return self.mainContextSourceNode
        }
    }
    
    override func addAccessoryItemNode(_ accessoryItemNode: ListViewAccessoryItemNode) {
        self.mainContextSourceNode.contentNode.addSubnode(accessoryItemNode)
    }
    
    private var backgroundMaskMode: Bool {
        let hasWallpaper = self.item?.presentationData.theme.wallpaper.hasWallpaper ?? false
        let isPreview = self.item?.presentationData.isPreview ?? false
        return self.mainContextSourceNode.isExtractedToContextPreview || hasWallpaper || isPreview
    }
    
    func animateQuizInvalidOptionSelected() {
        if let supernode = self.supernode, let subnodes = supernode.subnodes {
            for i in 0 ..< subnodes.count {
                if subnodes[i] === self {
                    break
                }
            }
        }
        
        let duration: Double = 0.5
        let minScale: CGFloat = -0.03
        let scaleAnimation0 = self.layer.makeAnimation(from: 0.0 as NSNumber, to: minScale as NSNumber, keyPath: "transform.scale", timingFunction: CAMediaTimingFunctionName.linear.rawValue, duration: duration / 2.0, removeOnCompletion: false, additive: true, completion: { [weak self] _ in
            guard let strongSelf = self else {
                return
            }
            let scaleAnimation1 = strongSelf.layer.makeAnimation(from: minScale as NSNumber, to: 0.0 as NSNumber, keyPath: "transform.scale", timingFunction: CAMediaTimingFunctionName.linear.rawValue, duration: duration / 2.0, additive: true)
            strongSelf.layer.add(scaleAnimation1, forKey: "quizInvalidScale")
        })
        self.layer.add(scaleAnimation0, forKey: "quizInvalidScale")
        
        let k = Float(UIView.animationDurationFactor())
        var speed: Float = 1.0
        if k != 0 && k != 1 {
            speed = Float(1.0) / k
        }
        
        let count = 4
                
        let animation = CAKeyframeAnimation(keyPath: "transform.rotation.z")
        var values: [CGFloat] = []
        values.append(0.0)
        let rotationAmplitude: CGFloat = CGFloat.pi / 180.0 * 3.0
        for i in 0 ..< count {
            let sign: CGFloat = (i % 2 == 0) ? 1.0 : -1.0
            let amplitude: CGFloat = rotationAmplitude
            values.append(amplitude * sign)
        }
        values.append(0.0)
        animation.values = values.map { ($0 as NSNumber) as AnyObject }
        var keyTimes: [NSNumber] = []
        for i in 0 ..< values.count {
            if i == 0 {
                keyTimes.append(0.0)
            } else if i == values.count - 1 {
                keyTimes.append(1.0)
            } else {
                keyTimes.append((Double(i) / Double(values.count - 1)) as NSNumber)
            }
        }
        animation.keyTimes = keyTimes
        animation.speed = speed
        animation.duration = duration
        animation.isAdditive = true
        
        self.layer.add(animation, forKey: "quizInvalidRotation")
    }
    
    func updatePsaTooltipMessageState(animated: Bool) {
        guard let item = self.item else {
            return
        }
        if let forwardInfoNode = self.forwardInfoNode {
            forwardInfoNode.updatePsaButtonDisplay(isVisible: item.controllerInteraction.currentPsaMessageWithTooltip != item.message.id, animated: animated)
        }
    }
    
    override func getStatusNode() -> ASDisplayNode? {
        for contentNode in self.contentNodes {
            if let statusNode = contentNode.getStatusNode() {
                return statusNode
            }
        }
        if let statusNode = self.mosaicStatusNode {
            return statusNode
        }
        return nil
    }
}