import Foundation
import UIKit
import Display
import AsyncDisplayKit
import SwiftSignalKit
import TelegramPresentationData
import AccountContext
import ContextUI
import TelegramCore
import Postbox
import TextFormat
import ReactionSelectionNode
import ViewControllerComponent
import ComponentFlow
import ComponentDisplayAdapters
import WallpaperBackgroundNode
import ReactionSelectionNode
import EntityKeyboard
import LottieMetal
import TelegramAnimatedStickerNode
import AnimatedStickerNode
import ChatInputTextNode
import UndoUI

func convertFrame(_ frame: CGRect, from fromView: UIView, to toView: UIView) -> CGRect {
    let sourceWindowFrame = fromView.convert(frame, to: nil)
    var targetWindowFrame = toView.convert(sourceWindowFrame, from: nil)
    
    if let fromWindow = fromView.window, let toWindow = toView.window {
        targetWindowFrame.origin.x += toWindow.bounds.width - fromWindow.bounds.width
    }
    return targetWindowFrame
}

public enum ChatSendMessageContextScreenMediaPreviewLayoutType {
    case message
    case media
    case videoMessage
}

public protocol ChatSendMessageContextScreenMediaPreview: AnyObject {
    var isReady: Signal<Bool, NoError> { get }
    var view: UIView { get }
    var globalClippingRect: CGRect? { get }
    var layoutType: ChatSendMessageContextScreenMediaPreviewLayoutType { get }
    
    func animateIn(transition: ComponentTransition)
    func animateOut(transition: ComponentTransition)
    func animateOutOnSend(transition: ComponentTransition)
    func update(containerSize: CGSize, transition: ComponentTransition) -> CGSize
}

final class ChatSendMessageContextScreenComponent: Component {
    typealias EnvironmentType = ViewControllerComponentContainer.Environment
    
    let initialData: ChatSendMessageContextScreen.InitialData
    let context: AccountContext
    let updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?
    let peerId: EnginePeer.Id?
    let params: SendMessageActionSheetControllerParams
    let hasEntityKeyboard: Bool
    let gesture: ContextGesture
    let sourceSendButton: ASDisplayNode
    let textInputView: UITextView
    let emojiViewProvider: ((ChatTextInputTextCustomEmojiAttribute) -> UIView)?
    let wallpaperBackgroundNode: WallpaperBackgroundNode?
    let completion: () -> Void
    let sendMessage: (ChatSendMessageActionSheetController.SendMode, ChatSendMessageActionSheetController.SendParameters?) -> Void
    let schedule: (ChatSendMessageActionSheetController.SendParameters?) -> Void
    let editPrice: (Int64) -> Void
    let openPremiumPaywall: (ViewController) -> Void
    let reactionItems: [ReactionItem]?
    let availableMessageEffects: AvailableMessageEffects?
    let isPremium: Bool

    init(
        initialData: ChatSendMessageContextScreen.InitialData,
        context: AccountContext,
        updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?,
        peerId: EnginePeer.Id?,
        params: SendMessageActionSheetControllerParams,
        hasEntityKeyboard: Bool,
        gesture: ContextGesture,
        sourceSendButton: ASDisplayNode,
        textInputView: UITextView,
        emojiViewProvider: ((ChatTextInputTextCustomEmojiAttribute) -> UIView)?,
        wallpaperBackgroundNode: WallpaperBackgroundNode?,
        completion: @escaping () -> Void,
        sendMessage: @escaping (ChatSendMessageActionSheetController.SendMode, ChatSendMessageActionSheetController.SendParameters?) -> Void,
        schedule: @escaping (ChatSendMessageActionSheetController.SendParameters?) -> Void,
        editPrice: @escaping (Int64) -> Void,
        openPremiumPaywall: @escaping (ViewController) -> Void,
        reactionItems: [ReactionItem]?,
        availableMessageEffects: AvailableMessageEffects?,
        isPremium: Bool
    ) {
        self.initialData = initialData
        self.context = context
        self.updatedPresentationData = updatedPresentationData
        self.peerId = peerId
        self.params = params
        self.hasEntityKeyboard = hasEntityKeyboard
        self.gesture = gesture
        self.sourceSendButton = sourceSendButton
        self.textInputView = textInputView
        self.emojiViewProvider = emojiViewProvider
        self.wallpaperBackgroundNode = wallpaperBackgroundNode
        self.completion = completion
        self.sendMessage = sendMessage
        self.schedule = schedule
        self.editPrice = editPrice
        self.openPremiumPaywall = openPremiumPaywall
        self.reactionItems = reactionItems
        self.availableMessageEffects = availableMessageEffects
        self.isPremium = isPremium
    }

    static func ==(lhs: ChatSendMessageContextScreenComponent, rhs: ChatSendMessageContextScreenComponent) -> Bool {
        return true
    }
    
    enum PresentationAnimationState {
        enum Key {
            case initial
            case animatedIn
            case animatedOut
        }
        
        case initial
        case animatedIn
        case animatedOut(completion: () -> Void)
        
        var key: Key {
            switch self {
            case .initial:
                return .initial
            case .animatedIn:
                return .animatedIn
            case .animatedOut:
                return .animatedOut
            }
        }
    }
    
    final class View: UIView {
        private let backgroundView: BlurredBackgroundView
        
        private var sendButton: SendButton?
        private var messageItemView: MessageItemView?
        private var internalWallpaperBackgroundNode: WallpaperBackgroundNode?
        private var actionsStackNode: ContextControllerActionsStackNode?
        private var reactionContextNode: ReactionContextNode?
        
        private let scrollView: UIScrollView
        
        private var component: ChatSendMessageContextScreenComponent?
        private var environment: EnvironmentType?
        private weak var state: EmptyComponentState?
        private var isUpdating: Bool = false
        
        private var mediaCaptionIsAbove: Bool = false
        
        private let messageEffectDisposable = MetaDisposable()
        private var selectedMessageEffect: AvailableMessageEffects.MessageEffect?
        private var standaloneReactionAnimation: AnimatedStickerNode?
        
        private var isLoadingEffectAnimation: Bool = false
        private var isLoadingEffectAnimationTimerDisposable: Disposable?
        private var loadEffectAnimationDisposable: Disposable?
        
        private var animateInTimestamp: Double?
        private var performedActionsOnAnimateOut: Bool = false
        private var presentationAnimationState: PresentationAnimationState = .initial
        private var appliedAnimationState: PresentationAnimationState = .initial
        private var animateOutToEmpty: Bool = false
        
        private var initializationDisplayLink: SharedDisplayLinkDriver.Link?
        private var updateSourcePositionsDisplayLink: SharedDisplayLinkDriver.Link?
        
        private var stableSourceSendButtonFrame: CGRect?
        
        override init(frame: CGRect) {
            self.backgroundView = BlurredBackgroundView(color: .clear, enableBlur: true)
            
            self.scrollView = UIScrollView()
            self.scrollView.showsVerticalScrollIndicator = true
            self.scrollView.showsHorizontalScrollIndicator = false
            self.scrollView.scrollsToTop = false
            self.scrollView.delaysContentTouches = false
            self.scrollView.canCancelContentTouches = true
            self.scrollView.contentInsetAdjustmentBehavior = .never
            self.scrollView.alwaysBounceVertical = true
            
            super.init(frame: frame)
            
            self.addSubview(self.backgroundView)
            
            self.addSubview(self.scrollView)
            
            self.backgroundView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(self.onBackgroundTap(_:))))
        }
        
        required init?(coder: NSCoder) {
            fatalError("init(coder:) has not been implemented")
        }
        
        deinit {
            self.messageEffectDisposable.dispose()
            self.loadEffectAnimationDisposable?.dispose()
            self.isLoadingEffectAnimationTimerDisposable?.dispose()
        }
        
        @objc private func onBackgroundTap(_ recognizer: UITapGestureRecognizer) {
            if case .ended = recognizer.state {
                self.environment?.controller()?.dismiss()
            }
        }
        
        @objc private func onSendButtonPressed() {
            guard let component = self.component else {
                return
            }
            self.animateOutToEmpty = true
            
            self.environment?.controller()?.dismiss()
            
            let sendParameters = ChatSendMessageActionSheetController.SendParameters(
                effect: self.selectedMessageEffect.flatMap({ ChatSendMessageActionSheetController.SendParameters.Effect(id: $0.id) }),
                textIsAboveMedia: self.mediaCaptionIsAbove
            )
            component.sendMessage(.generic, sendParameters)
        }
        
        func animateIn() {
            if case .initial = self.presentationAnimationState {
                HapticFeedback().impact()
                
                self.animateInTimestamp = CFAbsoluteTimeGetCurrent()
                
                self.presentationAnimationState = .animatedIn
                self.state?.updated(transition: .spring(duration: 0.42))
            }
        }
        
        func animateOut(completion: @escaping () -> Void) {
            if let controller = self.environment?.controller() {
                controller.forEachController { c in
                    if let c = c as? UndoOverlayController {
                        c.dismiss()
                    }
                    return true
                }
            }
            
            if case .animatedOut = self.presentationAnimationState {
            } else {
                self.presentationAnimationState = .animatedOut(completion: completion)
                self.state?.updated(transition: .spring(duration: 0.4))
            }
        }
        
        private func requestUpdateOverlayWantsToBeBelowKeyboard(transition: ContainedViewLayoutTransition) {
            guard let controller = self.environment?.controller() as? ChatSendMessageContextScreen else {
                return
            }
            controller.overlayWantsToBeBelowKeyboardUpdated(transition: transition)
        }
        
        func wantsToBeBelowKeyboard() -> Bool {
            if let reactionContextNode = self.reactionContextNode {
                return reactionContextNode.wantsDisplayBelowKeyboard()
            }
            return false
        }

        func update(component: ChatSendMessageContextScreenComponent, availableSize: CGSize, state: EmptyComponentState, environment: Environment<EnvironmentType>, transition: ComponentTransition) -> CGSize {
            self.isUpdating = true
            defer {
                self.isUpdating = false
            }
            
            let environment = environment[EnvironmentType.self].value
            
            if let previousEnvironment = self.environment, previousEnvironment.inputHeight != 0.0, environment.inputHeight == 0.0 {
                DispatchQueue.main.async { [weak self] in
                    guard let self, let component = self.component else {
                        return
                    }
                    let stableSourceSendButtonFrame = convertFrame(component.sourceSendButton.bounds, from: component.sourceSendButton.view, to: self)
                    if self.stableSourceSendButtonFrame != stableSourceSendButtonFrame {
                        self.stableSourceSendButtonFrame = stableSourceSendButtonFrame
                        if !self.isUpdating {
                            self.state?.updated(transition: .spring(duration: 0.35))
                        }
                    }
                }
            }
            
            var transition = transition
            
            var transitionIsImmediate = transition.animation.isImmediate
            if case let .curve(duration, _) = transition.animation, duration == 0.0 {
                transitionIsImmediate = true
            }
            if transitionIsImmediate, let previousEnvironment = self.environment, previousEnvironment.inputHeight != 0.0, environment.inputHeight != 0.0, previousEnvironment.inputHeight != environment.inputHeight {
                transition = .spring(duration: 0.4)
            }
            
            let previousAnimationState = self.appliedAnimationState
            self.appliedAnimationState = self.presentationAnimationState
            
            let messageActionsSpacing: CGFloat = 7.0
            
            let alphaTransition: ComponentTransition
            if transition.animation.isImmediate {
                alphaTransition = .immediate
            } else {
                alphaTransition = .easeInOut(duration: 0.25)
            }
            let _ = alphaTransition
            
            let themeUpdated = environment.theme !== self.environment?.theme
            
            if self.component == nil {
                switch component.params {
                case let .sendMessage(sendMessage):
                    self.mediaCaptionIsAbove = sendMessage.mediaCaptionIsAbove?.0 ?? false
                    
                    self.selectedMessageEffect = component.initialData.messageEffect
                case let .editMessage(editMessage):
                    self.mediaCaptionIsAbove = editMessage.mediaCaptionIsAbove?.0 ?? false
                }
                
                component.gesture.externalUpdated = { [weak self] view, location in
                    guard let self, let actionsStackNode = self.actionsStackNode else {
                        return
                    }
                    guard let animateInTimestamp = self.animateInTimestamp, animateInTimestamp < CFAbsoluteTimeGetCurrent() - 0.35 else {
                        return
                    }
                    
                    actionsStackNode.highlightGestureMoved(location: actionsStackNode.view.convert(location, from: view))
                }
                component.gesture.externalEnded = { [weak self] viewAndLocation in
                    guard let self, let actionsStackNode = self.actionsStackNode else {
                        return
                    }
                    guard let animateInTimestamp = self.animateInTimestamp, animateInTimestamp < CFAbsoluteTimeGetCurrent() - 0.35 else {
                        actionsStackNode.highlightGestureFinished(performAction: false)
                        return
                    }
                    if let (view, location) = viewAndLocation {
                        actionsStackNode.highlightGestureMoved(location: actionsStackNode.view.convert(location, from: view))
                        actionsStackNode.highlightGestureFinished(performAction: true)
                    } else {
                        actionsStackNode.highlightGestureFinished(performAction: false)
                    }
                }
            }
            
            self.component = component
            self.environment = environment
            self.state = state
            
            let presentationData = component.updatedPresentationData?.initial ?? component.context.sharedContext.currentPresentationData.with({ $0 })
            
            if themeUpdated {
                self.backgroundView.updateColor(
                    color: environment.theme.contextMenu.dimColor,
                    enableBlur: true,
                    forceKeepBlur: true,
                    transition: .immediate
                )
            }
            
            var mediaPreview: ChatSendMessageContextScreenMediaPreview?
            switch component.params {
            case let .sendMessage(sendMessage):
                mediaPreview = sendMessage.mediaPreview
            case let .editMessage(editMessage):
                mediaPreview = editMessage.mediaPreview
            }
            
            var isMessageVisible: Bool = mediaPreview != nil
            
            let textString: NSAttributedString
            if let attributedText = component.textInputView.attributedText {
                textString = attributedText
                if textString.length != 0 {
                    isMessageVisible = true
                }
            } else {
                textString = NSAttributedString(string: " ", font: Font.regular(17.0), textColor: .black)
            }
            
            let sendButton: SendButton
            if let current = self.sendButton {
                sendButton = current
            } else {
                let sendButtonKind: SendButton.Kind
                switch component.params {
                case .sendMessage:
                    sendButtonKind = .send
                case .editMessage:
                    sendButtonKind = .edit
                }
                sendButton = SendButton(kind: sendButtonKind)
                sendButton.accessibilityLabel = environment.strings.MediaPicker_Send
                sendButton.addTarget(self, action: #selector(self.onSendButtonPressed), for: .touchUpInside)
                /*if let snapshotView = component.sourceSendButton.view.snapshotView(afterScreenUpdates: false) {
                    snapshotView.isUserInteractionEnabled = false
                    sendButton.addSubview(snapshotView)
                }*/
                self.sendButton = sendButton
                self.addSubview(sendButton)
            }
            
            let sourceSendButtonFrame: CGRect
            switch self.presentationAnimationState {
            case .animatedOut:
                sourceSendButtonFrame = convertFrame(component.sourceSendButton.bounds, from: component.sourceSendButton.view, to: self)
                self.stableSourceSendButtonFrame = sourceSendButtonFrame
            default:
                if let stableSourceSendButtonFrame = self.stableSourceSendButtonFrame {
                    sourceSendButtonFrame = stableSourceSendButtonFrame
                } else {
                    sourceSendButtonFrame = convertFrame(component.sourceSendButton.bounds, from: component.sourceSendButton.view, to: self)
                    self.stableSourceSendButtonFrame = sourceSendButtonFrame
                }
            }
            
            let sendButtonScale: CGFloat
            switch self.presentationAnimationState {
            case .initial:
                sendButtonScale = 0.75
            default:
                sendButtonScale = 1.0
            }
            
            var reminders = false
            var isSecret = false
            var canSchedule = false
            var canMakePaidContent = false
            var currentPrice: Int64?
            switch component.params {
            case let .sendMessage(sendMessage):
                if let peerId = component.peerId {
                    reminders = peerId == component.context.account.peerId
                    isSecret = peerId.namespace == Namespaces.Peer.SecretChat
                    canSchedule = !isSecret
                }
                if sendMessage.isScheduledMessages {
                    canSchedule = false
                }
                if sendMessage.hasTimers {
                    canSchedule = false
                }
                canMakePaidContent = sendMessage.canMakePaidContent
                currentPrice = sendMessage.currentPrice
            case .editMessage:
                break
            }
            
            var items: [ContextMenuItem] = []
            
            let canAdjustMediaCaptionPosition: Bool
            switch component.params {
            case let .sendMessage(sendMessage):
                if case .media = mediaPreview?.layoutType {
                    canAdjustMediaCaptionPosition = sendMessage.mediaCaptionIsAbove != nil
                } else {
                    canAdjustMediaCaptionPosition = false
                }
            case .editMessage:
                if case .media = mediaPreview?.layoutType {
                    canAdjustMediaCaptionPosition = textString.length != 0
                } else {
                    canAdjustMediaCaptionPosition = false
                }
            }
            
            if canAdjustMediaCaptionPosition, textString.length != 0 {
                let mediaCaptionIsAbove = self.mediaCaptionIsAbove
                items.append(.action(ContextMenuActionItem(
                    id: AnyHashable("captionPosition"),
                    text: mediaCaptionIsAbove ? presentationData.strings.Chat_SendMessageMenu_MoveCaptionDown : presentationData.strings.Chat_SendMessageMenu_MoveCaptionUp,
                    icon: { _ in
                        return nil
                    }, iconAnimation: ContextMenuActionItem.IconAnimation(
                        name: !mediaCaptionIsAbove ? "message_preview_sort_above" : "message_preview_sort_below"
                    ), action: { [weak self] _, _ in
                        guard let self, let component = self.component else {
                            return
                        }
                        self.mediaCaptionIsAbove = !self.mediaCaptionIsAbove
                        switch component.params {
                        case let .sendMessage(sendMessage):
                            sendMessage.mediaCaptionIsAbove?.1(self.mediaCaptionIsAbove)
                        case let .editMessage(editMessage):
                            editMessage.mediaCaptionIsAbove?.1(self.mediaCaptionIsAbove)
                        }
                        if !self.isUpdating {
                            self.state?.updated(transition: .spring(duration: 0.35))
                        }
                    }
                )))
                
                items.append(.separator)
            }
            switch component.params {
            case let.sendMessage(sendMessage):
                if !reminders {
                    items.append(.action(ContextMenuActionItem(
                        id: AnyHashable("silent"),
                        text: environment.strings.Conversation_SendMessage_SendSilently,
                        icon: { theme in
                            return generateTintedImage(image: UIImage(bundleImageName: "Chat/Input/Menu/SilentIcon"), color: theme.contextMenu.primaryColor)
                        }, action: { [weak self] _, _ in
                            guard let self, let component = self.component else {
                                return
                            }
                            self.animateOutToEmpty = true
                            
                            let sendParameters = ChatSendMessageActionSheetController.SendParameters(
                                effect: self.selectedMessageEffect.flatMap({ ChatSendMessageActionSheetController.SendParameters.Effect(id: $0.id) }),
                                textIsAboveMedia: self.mediaCaptionIsAbove
                            )
                            
                            component.sendMessage(.silently, sendParameters)
                            self.environment?.controller()?.dismiss()
                        }
                    )))
                    
                    if sendMessage.canSendWhenOnline && canSchedule {
                        items.append(.action(ContextMenuActionItem(
                            id: AnyHashable("whenOnline"),
                            text: environment.strings.Conversation_SendMessage_SendWhenOnline,
                            icon: { theme in
                                return generateTintedImage(image: UIImage(bundleImageName: "Chat/Input/Menu/WhenOnlineIcon"), color: theme.contextMenu.primaryColor)
                            }, action: { [weak self] _, _ in
                                guard let self, let component = self.component else {
                                    return
                                }
                                self.animateOutToEmpty = true
                                
                                let sendParameters = ChatSendMessageActionSheetController.SendParameters(
                                    effect: self.selectedMessageEffect.flatMap({ ChatSendMessageActionSheetController.SendParameters.Effect(id: $0.id) }),
                                    textIsAboveMedia: self.mediaCaptionIsAbove
                                )
                                
                                component.sendMessage(.whenOnline, sendParameters)
                                self.environment?.controller()?.dismiss()
                            }
                        )))
                    }
                }
                if canSchedule {
                    items.append(.action(ContextMenuActionItem(
                        id: AnyHashable("schedule"),
                        text: reminders ? environment.strings.Conversation_SendMessage_SetReminder: environment.strings.Conversation_SendMessage_ScheduleMessage,
                        icon: { theme in
                            return generateTintedImage(image: UIImage(bundleImageName: "Chat/Input/Menu/ScheduleIcon"), color: theme.contextMenu.primaryColor)
                        }, action: { [weak self] _, _ in
                            guard let self, let component = self.component else {
                                return
                            }
                            self.animateOutToEmpty = true
                            
                            let sendParameters = ChatSendMessageActionSheetController.SendParameters(
                                effect: self.selectedMessageEffect.flatMap({ ChatSendMessageActionSheetController.SendParameters.Effect(id: $0.id) }),
                                textIsAboveMedia: self.mediaCaptionIsAbove
                            )
                            
                            component.schedule(sendParameters)
                            self.environment?.controller()?.dismiss()
                        }
                    )))
                }
                if canMakePaidContent {
                    let title: String
                    let titleLayout: ContextMenuActionItemTextLayout
                    if let currentPrice {
                        title = environment.strings.Attachment_Paid_EditPrice
                        titleLayout = .secondLineWithValue(environment.strings.Attachment_Paid_EditPrice_Stars(Int32(currentPrice)))
                    } else {
                        title = environment.strings.Attachment_Paid_Create
                        titleLayout = .twoLinesMax
                    }
                    items.append(.action(ContextMenuActionItem(
                        id: AnyHashable("paid"),
                        text: title,
                        textLayout: titleLayout,
                        icon: { theme in
                            return generateTintedImage(image: UIImage(bundleImageName: "Media Grid/Paid"), color: theme.contextMenu.primaryColor)
                        }, action: { [weak self] _, _ in
                            guard let self, let component = self.component, case let .sendMessage(params) = component.params else {
                                return
                            }
                            
                            let editPrice = component.editPrice
                            let controller = component.context.sharedContext.makeStarsAmountScreen(context: component.context, initialValue: params.currentPrice, completion: { amount in
                                editPrice(amount)
                            })
                            self.environment?.controller()?.dismiss()
                            Queue.mainQueue().after(0.45) {
                                component.openPremiumPaywall(controller)
                            }
                        }
                    )))
                }
            case .editMessage:
                items.append(.action(ContextMenuActionItem(
                    id: AnyHashable("silent"),
                    text: environment.strings.Chat_SendMessageMenu_EditMessage,
                    icon: { theme in
                        return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Check"), color: theme.contextMenu.primaryColor)
                    }, action: { [weak self] _, _ in
                        guard let self, let component = self.component else {
                            return
                        }
                        self.animateOutToEmpty = true
                        
                        let sendParameters = ChatSendMessageActionSheetController.SendParameters(
                            effect: nil,
                            textIsAboveMedia: self.mediaCaptionIsAbove
                        )
                        
                        component.sendMessage(.generic, sendParameters)
                        self.environment?.controller()?.dismiss()
                    }
                )))
            }
            
            if case .separator = items.last {
                items.removeLast()
            }
            
            let actionsStackNode: ContextControllerActionsStackNode
            if let current = self.actionsStackNode {
                actionsStackNode = current
                
                actionsStackNode.replace(item: ContextControllerActionsListStackItem(
                    id: AnyHashable("items"),
                    items: items,
                    reactionItems: nil,
                    previewReaction: nil,
                    tip: nil,
                    tipSignal: .single(nil),
                    dismissed: nil
                ), animated: !transition.animation.isImmediate)
            } else {
                actionsStackNode = ContextControllerActionsStackNode(
                    context: component.context,
                    getController: {
                        return nil
                    },
                    requestDismiss: { _ in
                    },
                    requestUpdate: { [weak self] transition in
                        guard let self else {
                            return
                        }
                        if !self.isUpdating {
                            self.state?.updated(transition: ComponentTransition(transition))
                        }
                    }
                )
                if isMessageVisible {
                    actionsStackNode.layer.anchorPoint = CGPoint(x: 1.0, y: 0.0)
                }
                
                actionsStackNode.push(
                    item: ContextControllerActionsListStackItem(
                        id: AnyHashable("items"),
                        items: items,
                        reactionItems: nil,
                        previewReaction: nil,
                        tip: nil,
                        tipSignal: .single(nil),
                        dismissed: nil
                    ),
                    currentScrollingState: nil,
                    positionLock: nil,
                    animated: false
                )
                self.actionsStackNode = actionsStackNode
                self.addSubview(actionsStackNode.view)
            }
            let actionsStackSize = actionsStackNode.update(
                presentationData: presentationData,
                constrainedSize: availableSize,
                presentation: .modal,
                transition: transition.containedViewLayoutTransition
            )
            
            let messageItemView: MessageItemView
            if let current = self.messageItemView {
                messageItemView = current
            } else {
                messageItemView = MessageItemView(frame: CGRect())
                self.messageItemView = messageItemView
                self.addSubview(messageItemView)
            }
            
            let wallpaperBackgroundNode: WallpaperBackgroundNode
            if let externalWallpaperBackgroundNode = component.wallpaperBackgroundNode {
                wallpaperBackgroundNode = externalWallpaperBackgroundNode
            } else if let current = self.internalWallpaperBackgroundNode {
                wallpaperBackgroundNode = current
                wallpaperBackgroundNode.frame = CGRect(origin: CGPoint(), size: availableSize)
                wallpaperBackgroundNode.updateLayout(size: availableSize, displayMode: .aspectFill, transition: .immediate)
            } else {
                wallpaperBackgroundNode = createWallpaperBackgroundNode(context: component.context, forChatDisplay: true, useSharedAnimationPhase: false)
                wallpaperBackgroundNode.frame = CGRect(origin: CGPoint(), size: availableSize)
                wallpaperBackgroundNode.updateLayout(size: availableSize, displayMode: .aspectFill, transition: .immediate)
                wallpaperBackgroundNode.updateBubbleTheme(bubbleTheme: presentationData.theme, bubbleCorners: presentationData.chatBubbleCorners)
                wallpaperBackgroundNode.update(wallpaper: presentationData.chatWallpaper, animated: false)
                self.internalWallpaperBackgroundNode = wallpaperBackgroundNode
                self.insertSubview(wallpaperBackgroundNode.view, at: 0)
                wallpaperBackgroundNode.alpha = 0.0
            }
            
            let localSourceTextInputViewFrame = convertFrame(component.textInputView.bounds, from: component.textInputView, to: self)
            
            let sourceMessageTextInsets = UIEdgeInsets(top: 7.0, left: 12.0, bottom: 6.0, right: 20.0)
            let sourceBackgroundSize = CGSize(width: localSourceTextInputViewFrame.width + 32.0, height: localSourceTextInputViewFrame.height + 4.0)
            let explicitMessageBackgroundSize: CGSize?
            switch self.presentationAnimationState {
            case .initial:
                explicitMessageBackgroundSize = sourceBackgroundSize
            case .animatedOut:
                if self.animateOutToEmpty {
                    explicitMessageBackgroundSize = nil
                } else {
                    explicitMessageBackgroundSize = sourceBackgroundSize
                }
            case .animatedIn:
                explicitMessageBackgroundSize = nil
            }
            
            let messageTextInsets = sourceMessageTextInsets
            
            let messageItemViewContainerSize: CGSize
            if let mediaPreview {
                switch mediaPreview.layoutType {
                case .message, .media:
                    messageItemViewContainerSize = CGSize(width: availableSize.width - 16.0 - 40.0, height: availableSize.height)
                case .videoMessage:
                    messageItemViewContainerSize = CGSize(width: availableSize.width, height: availableSize.height)
                }
            } else {
                messageItemViewContainerSize = CGSize(width: availableSize.width - 16.0 - 40.0, height: availableSize.height)
            }
            
            var isEditMessage = false
            if case .editMessage = component.params {
                isEditMessage = true
            }
            
            let messageItemSize = messageItemView.update(
                context: component.context,
                presentationData: presentationData,
                backgroundNode: wallpaperBackgroundNode,
                textString: textString,
                sourceTextInputView: component.textInputView as? ChatInputTextView,
                emojiViewProvider: component.emojiViewProvider,
                sourceMediaPreview: mediaPreview,
                mediaCaptionIsAbove: self.mediaCaptionIsAbove,
                textInsets: messageTextInsets,
                explicitBackgroundSize: explicitMessageBackgroundSize,
                maxTextWidth: localSourceTextInputViewFrame.width,
                maxTextHeight: 20000.0,
                containerSize: messageItemViewContainerSize,
                effect: self.presentationAnimationState.key == .animatedIn ? self.selectedMessageEffect : nil,
                isEditMessage: isEditMessage,
                transition: transition
            )
            let sourceMessageItemFrame = CGRect(origin: CGPoint(x: localSourceTextInputViewFrame.minX - sourceMessageTextInsets.left, y: localSourceTextInputViewFrame.minY - 2.0), size: messageItemSize)
            
            if let reactionItems = component.reactionItems, !reactionItems.isEmpty {
                let reactionContextNode: ReactionContextNode
                if let current = self.reactionContextNode {
                    reactionContextNode = current
                } else {
                    reactionContextNode = ReactionContextNode(
                        context: component.context,
                        animationCache: component.context.animationCache,
                        presentationData: presentationData,
                        items: reactionItems.map { item in
                            var icon: EmojiPagerContentComponent.Item.Icon = .none
                            if !component.isPremium, case let .custom(sourceEffectId) = item.reaction.rawValue, let availableMessageEffects = component.availableMessageEffects {
                                for messageEffect in availableMessageEffects.messageEffects {
                                    if messageEffect.id == sourceEffectId || messageEffect.effectSticker.fileId.id == sourceEffectId {
                                        if messageEffect.isPremium {
                                            icon = .locked
                                        }
                                        break
                                    }
                                }
                            }
                            
                            return ReactionContextItem.reaction(item: item, icon: icon)
                        },
                        selectedItems: Set(),
                        title: presentationData.strings.Chat_MessageEffectMenu_TitleAddEffect,
                        reactionsLocked: false,
                        alwaysAllowPremiumReactions: false,
                        allPresetReactionsAreAvailable: true,
                        getEmojiContent: { animationCache, animationRenderer in
                            return EmojiPagerContentComponent.messageEffectsInputData(
                                context: component.context,
                                animationCache: animationCache,
                                animationRenderer: animationRenderer,
                                hasSearch: true,
                                hideBackground: false
                            )
                        },
                        isExpandedUpdated: { [weak self] transition in
                            guard let self else {
                                return
                            }
                            if !self.isUpdating {
                                self.state?.updated(transition: ComponentTransition(transition))
                            }
                        },
                        requestLayout: { [weak self] transition in
                            guard let self else {
                                return
                            }
                            if !self.isUpdating {
                                self.state?.updated(transition: ComponentTransition(transition))
                            }
                        },
                        requestUpdateOverlayWantsToBeBelowKeyboard: { [weak self] transition in
                            guard let self else {
                                return
                            }
                            self.requestUpdateOverlayWantsToBeBelowKeyboard(transition: transition)
                        }
                    )
                    reactionContextNode.reactionSelected = { [weak self] updateReaction, _ in
                        guard let self, let component = self.component, let reactionContextNode = self.reactionContextNode else {
                            return
                        }
                        
                        guard case let .custom(sourceEffectId, _) = updateReaction else {
                            return
                        }
                        
                        let messageEffect: Signal<AvailableMessageEffects.MessageEffect?, NoError>
                        messageEffect = component.context.engine.stickers.availableMessageEffects()
                        |> take(1)
                        |> map { availableMessageEffects -> AvailableMessageEffects.MessageEffect? in
                            guard let availableMessageEffects else {
                                return nil
                            }
                            for messageEffect in availableMessageEffects.messageEffects {
                                if messageEffect.id == sourceEffectId || messageEffect.effectSticker.fileId.id == sourceEffectId {
                                    return messageEffect
                                }
                            }
                            return nil
                        }
                        
                        self.messageEffectDisposable.set((messageEffect
                        |> deliverOnMainQueue).startStrict(next: { [weak self] messageEffect in
                            guard let self, let component = self.component else {
                                return
                            }
                            guard let messageEffect else {
                                return
                            }
                            let effectId = messageEffect.id
                            
                            if let selectedMessageEffect = self.selectedMessageEffect {
                                if selectedMessageEffect.id == effectId {
                                    self.selectedMessageEffect = nil
                                    reactionContextNode.selectedItems = Set([])
                                    self.loadEffectAnimationDisposable?.dispose()
                                    self.isLoadingEffectAnimationTimerDisposable?.dispose()
                                    self.isLoadingEffectAnimationTimerDisposable = nil
                                    self.isLoadingEffectAnimation = false
                                    
                                    if let standaloneReactionAnimation = self.standaloneReactionAnimation {
                                        self.standaloneReactionAnimation = nil
                                        standaloneReactionAnimation.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.12, removeOnCompletion: false, completion: { [weak standaloneReactionAnimation] _ in
                                            standaloneReactionAnimation?.removeFromSupernode()
                                        })
                                    }
                                    
                                    if !self.isUpdating {
                                        self.state?.updated(transition: .easeInOut(duration: 0.2))
                                    }
                                    if case let .sendMessage(sendMessage) = component.params {
                                        let mappedEffect = self.selectedMessageEffect.flatMap {
                                            return ChatSendMessageActionSheetControllerSendParameters.Effect(id: $0.id)
                                        }
                                        sendMessage.messageEffect?.1(mappedEffect)
                                    }
                                    return
                                } else {
                                    self.selectedMessageEffect = messageEffect
                                    reactionContextNode.selectedItems = Set([AnyHashable(updateReaction.reaction)])
                                    if !self.isUpdating {
                                        self.state?.updated(transition: .easeInOut(duration: 0.2))
                                    }
                                    
                                    if case let .sendMessage(sendMessage) = component.params {
                                        let mappedEffect = self.selectedMessageEffect.flatMap {
                                            return ChatSendMessageActionSheetControllerSendParameters.Effect(id: $0.id)
                                        }
                                        sendMessage.messageEffect?.1(mappedEffect)
                                    }
                                    
                                    HapticFeedback().tap()
                                }
                            } else {
                                self.selectedMessageEffect = messageEffect
                                reactionContextNode.selectedItems = Set([AnyHashable(updateReaction.reaction)])
                                if !self.isUpdating {
                                    self.state?.updated(transition: .easeInOut(duration: 0.2))
                                }
                                
                                if case let .sendMessage(sendMessage) = component.params {
                                    let mappedEffect = self.selectedMessageEffect.flatMap {
                                        return ChatSendMessageActionSheetControllerSendParameters.Effect(id: $0.id)
                                    }
                                    sendMessage.messageEffect?.1(mappedEffect)
                                }
                                
                                HapticFeedback().tap()
                            }
                            
                            self.loadEffectAnimationDisposable?.dispose()
                            self.isLoadingEffectAnimationTimerDisposable?.dispose()
                            self.isLoadingEffectAnimationTimerDisposable = (Signal<Never, NoError>.complete() |> delay(0.2, queue: .mainQueue()) |> deliverOnMainQueue).startStrict(completed: { [weak self] in
                                guard let self else {
                                    return
                                }
                                self.isLoadingEffectAnimation = true
                                if !self.isUpdating {
                                    self.state?.updated(transition: .easeInOut(duration: 0.2))
                                }
                            })
                            
                            if let standaloneReactionAnimation = self.standaloneReactionAnimation {
                                self.standaloneReactionAnimation = nil
                                standaloneReactionAnimation.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.12, removeOnCompletion: false, completion: { [weak standaloneReactionAnimation] _ in
                                    standaloneReactionAnimation?.removeFromSupernode()
                                })
                            }
                            
                            var customEffectResource: (FileMediaReference, MediaResource)?
                            if let effectAnimation = messageEffect.effectAnimation {
                                customEffectResource = (FileMediaReference.standalone(media: effectAnimation), effectAnimation.resource)
                            } else {
                                let effectSticker = messageEffect.effectSticker
                                if let effectFile = effectSticker.videoThumbnails.first {
                                    customEffectResource = (FileMediaReference.standalone(media: effectSticker), effectFile.resource)
                                }
                            }
                            guard let (customEffectResourceFileReference, customEffectResource) = customEffectResource else {
                                return
                            }
                            
                            let context = component.context
                            var loadEffectAnimationSignal: Signal<Never, NoError>
                            loadEffectAnimationSignal = Signal { subscriber in
                                let fetchDisposable = freeMediaFileResourceInteractiveFetched(account: context.account, userLocation: .other, fileReference: customEffectResourceFileReference, resource: customEffectResource).start()
                                
                                let dataDisposabke = (context.account.postbox.mediaBox.resourceStatus(customEffectResource)
                                |> filter { status in
                                    if status == .Local {
                                        return true
                                    } else {
                                        return false
                                    }
                                }
                                |> take(1)).start(next: { _ in
                                    subscriber.putCompletion()
                                })
                                
                                return ActionDisposable {
                                    fetchDisposable.dispose()
                                    dataDisposabke.dispose()
                                }
                            }
                            /*#if DEBUG
                            loadEffectAnimationSignal = loadEffectAnimationSignal |> delay(1.0, queue: .mainQueue())
                            #endif*/
                            
                            self.loadEffectAnimationDisposable = (loadEffectAnimationSignal
                            |> deliverOnMainQueue).start(completed: { [weak self] in
                                guard let self, let component = self.component else {
                                    return
                                }
                                
                                self.isLoadingEffectAnimationTimerDisposable?.dispose()
                                self.isLoadingEffectAnimationTimerDisposable = nil
                                self.isLoadingEffectAnimation = false
                                
                                guard let targetView = self.messageItemView?.effectIconView else {
                                    if !self.isUpdating {
                                        self.state?.updated(transition: .easeInOut(duration: 0.2))
                                    }
                                    return
                                }
                                
                                let standaloneReactionAnimation: AnimatedStickerNode
                                var effectiveScale: CGFloat = 1.0
                                #if targetEnvironment(simulator)
                                standaloneReactionAnimation = DirectAnimatedStickerNode()
                                effectiveScale = 1.4
                                #else
                                standaloneReactionAnimation = DirectAnimatedStickerNode()
                                effectiveScale = 1.4
                                /*if "".isEmpty {
                                    standaloneReactionAnimation = DirectAnimatedStickerNode()
                                    effectiveScale = 1.4
                                } else {
                                    standaloneReactionAnimation = LottieMetalAnimatedStickerNode()
                                }*/
                                #endif
                                
                                standaloneReactionAnimation.isUserInteractionEnabled = false
                                let effectSize = CGSize(width: 380.0, height: 380.0)
                                var effectFrame = effectSize.centered(around: targetView.convert(targetView.bounds.center, to: self))
                                effectFrame.origin.x -= effectFrame.width * 0.3
                                self.standaloneReactionAnimation = standaloneReactionAnimation
                                standaloneReactionAnimation.frame = effectFrame
                                standaloneReactionAnimation.updateLayout(size: effectFrame.size)
                                self.addSubnode(standaloneReactionAnimation)
                                
                                let pathPrefix = component.context.account.postbox.mediaBox.shortLivedResourceCachePathPrefix(customEffectResource.id)
                                let source = AnimatedStickerResourceSource(account: component.context.account, resource: customEffectResource, fitzModifier: nil)
                                standaloneReactionAnimation.setup(source: source, width: Int(effectSize.width * effectiveScale), height: Int(effectSize.height * effectiveScale), playbackMode: .once, mode: .direct(cachePathPrefix: pathPrefix))
                                standaloneReactionAnimation.completed = { [weak self, weak standaloneReactionAnimation] _ in
                                    guard let self else {
                                        return
                                    }
                                    if let standaloneReactionAnimation {
                                        standaloneReactionAnimation.removeFromSupernode()
                                        if self.standaloneReactionAnimation === standaloneReactionAnimation {
                                            self.standaloneReactionAnimation = nil
                                        }
                                    }
                                }
                                standaloneReactionAnimation.visibility = true
                                
                                if !self.isUpdating {
                                    self.state?.updated(transition: .easeInOut(duration: 0.2))
                                }
                                
                                self.endEditing(true)
                            })
                        }))
                    }
                    reactionContextNode.premiumReactionsSelected = { [weak self] _ in
                        guard let self, let component = self.component else {
                            return
                        }
                        
                        if let controller = self.environment?.controller() {
                            controller.forEachController { c in
                                if let c = c as? UndoOverlayController {
                                    c.dismiss()
                                }
                                return true
                            }
                        }
                        
                        let presentationData = component.updatedPresentationData?.initial ?? component.context.sharedContext.currentPresentationData.with({ $0 })
                        self.environment?.controller()?.present(UndoOverlayController(
                            presentationData: presentationData,
                            content: .premiumPaywall(
                                title: nil,
                                text: presentationData.strings.Chat_SendMessageMenu_ToastPremiumRequired_Text,
                                customUndoText: nil,
                                timeout: nil,
                                linkAction: nil
                            ),
                            elevatedLayout: false,
                            action: { [weak self] action in
                                guard let self, let component = self.component else {
                                    return false
                                }
                                if case .info = action {
                                    self.window?.endEditing(true)
                                    self.animateOutToEmpty = true
                                    self.environment?.controller()?.dismiss()
                                    
                                    let premiumController = component.context.sharedContext.makePremiumIntroController(context: component.context, source: .messageEffects, forceDark: false, dismissed: nil)
                                    component.openPremiumPaywall(premiumController)
                                }
                                return false
                            }
                        ), in: .current)
                    }
                    reactionContextNode.displayTail = true
                    reactionContextNode.forceTailToRight = false
                    reactionContextNode.forceDark = false
                    reactionContextNode.isMessageEffects = true
                    self.reactionContextNode = reactionContextNode
                    self.addSubview(reactionContextNode.view)
                }
            }
            
            let sendButtonSize = CGSize(width: min(sourceSendButtonFrame.width, 44.0), height: sourceSendButtonFrame.height)
            var readySendButtonFrame = CGRect(origin: CGPoint(x: sourceSendButtonFrame.maxX - sendButtonSize.width, y: sourceSendButtonFrame.minY), size: sendButtonSize)
            
            var sourceActionsStackFrame = CGRect(origin: CGPoint(x: readySendButtonFrame.minX + 1.0 - actionsStackSize.width, y: sourceMessageItemFrame.maxY + messageActionsSpacing), size: actionsStackSize)
            if !isMessageVisible {
                sourceActionsStackFrame.origin.y = sourceSendButtonFrame.maxY - sourceActionsStackFrame.height - 5.0
            }
            
            var readyMessageItemFrame = CGRect(origin: CGPoint(x: readySendButtonFrame.minX + 8.0 - messageItemSize.width, y: readySendButtonFrame.maxY - 6.0 - messageItemSize.height), size: messageItemSize)
            if let mediaPreview {
                switch mediaPreview.layoutType {
                case .message, .media:
                    break
                case .videoMessage:
                    readyMessageItemFrame = CGRect(origin: CGPoint(x: floor((availableSize.width - messageItemSize.width) * 0.5), y: readySendButtonFrame.maxY - 6.0 - messageItemSize.height), size: messageItemSize)
                }
            }
            
            var readyActionsStackFrame = CGRect(origin: CGPoint(x: readySendButtonFrame.minX + 1.0 - actionsStackSize.width, y: readyMessageItemFrame.maxY + messageActionsSpacing), size: actionsStackSize)
            if !isMessageVisible {
                readyActionsStackFrame.origin.y = readySendButtonFrame.maxY - readyActionsStackFrame.height - 5.0
            }
            
            let bottomOverflow = readyActionsStackFrame.maxY - (availableSize.height - environment.safeInsets.bottom)
            if bottomOverflow > 0.0 {
                readyMessageItemFrame.origin.y -= bottomOverflow
                readyActionsStackFrame.origin.y -= bottomOverflow
                readySendButtonFrame.origin.y -= bottomOverflow
            }
            
            let inputCoverOverflow = readyMessageItemFrame.maxY + 7.0 - (availableSize.height - environment.inputHeight)
            if inputCoverOverflow > 0.0 {
                readyMessageItemFrame.origin.y -= inputCoverOverflow
                readyActionsStackFrame.origin.y -= inputCoverOverflow
                readySendButtonFrame.origin.y -= inputCoverOverflow
            }
            
            if let mediaPreview {
                switch mediaPreview.layoutType {
                case .message, .media:
                    break
                case .videoMessage:
                    let buttonActionsOffset: CGFloat = 5.0
                    
                    let actionsStackAdjustmentY = sourceSendButtonFrame.maxY - buttonActionsOffset - readyActionsStackFrame.maxY
                    if abs(actionsStackAdjustmentY) < 10.0 {
                        readyActionsStackFrame.origin.y += actionsStackAdjustmentY
                        readyMessageItemFrame.origin.y += actionsStackAdjustmentY
                    }
                    
                    readySendButtonFrame.origin.y = readyActionsStackFrame.maxY + buttonActionsOffset - readySendButtonFrame.height
                }
            }
            
            let messageItemFrame: CGRect
            let actionsStackFrame: CGRect
            let sendButtonFrame: CGRect
            switch self.presentationAnimationState {
            case .initial:
                if mediaPreview != nil {
                    messageItemFrame = readyMessageItemFrame
                    actionsStackFrame = readyActionsStackFrame
                } else {
                    messageItemFrame = sourceMessageItemFrame
                    actionsStackFrame = sourceActionsStackFrame
                }
                sendButtonFrame = sourceSendButtonFrame
            case .animatedOut:
                if self.animateOutToEmpty {
                    messageItemFrame = readyMessageItemFrame
                    actionsStackFrame = readyActionsStackFrame
                    sendButtonFrame = readySendButtonFrame
                } else {
                    if mediaPreview != nil {
                        messageItemFrame = readyMessageItemFrame
                        actionsStackFrame = readyActionsStackFrame
                    } else {
                        messageItemFrame = sourceMessageItemFrame
                        actionsStackFrame = sourceActionsStackFrame
                    }
                    sendButtonFrame = sourceSendButtonFrame
                }
            case .animatedIn:
                messageItemFrame = readyMessageItemFrame
                actionsStackFrame = readyActionsStackFrame
                sendButtonFrame = readySendButtonFrame
            }
            
            transition.setFrame(view: messageItemView, frame: messageItemFrame)
            transition.setAlpha(view: messageItemView, alpha: isMessageVisible ? 1.0 : 0.0)
            messageItemView.updateClippingRect(
                sourceMediaPreview: mediaPreview,
                isAnimatedIn: self.presentationAnimationState.key == .animatedIn,
                localFrame: messageItemFrame,
                containerSize: availableSize,
                transition: transition
            )
            
            transition.setPosition(view: actionsStackNode.view, position: CGPoint(x: actionsStackFrame.minX + actionsStackNode.layer.anchorPoint.x * actionsStackFrame.width, y: actionsStackFrame.minY + actionsStackNode.layer.anchorPoint.y * actionsStackFrame.height))
            transition.setBounds(view: actionsStackNode.view, bounds: CGRect(origin: CGPoint(), size: actionsStackFrame.size))
            if !transition.animation.isImmediate && previousAnimationState.key != self.presentationAnimationState.key {
                switch self.presentationAnimationState {
                case .initial:
                    break
                case .animatedIn:
                    transition.setAlpha(view: actionsStackNode.view, alpha: 1.0)
                    ComponentTransition.immediate.setScale(view: actionsStackNode.view, scale: 1.0)
                    actionsStackNode.layer.animateSpring(from: 0.001 as NSNumber, to: 1.0 as NSNumber, keyPath: "transform.scale", duration: 0.42, damping: 104.0)
                    
                    messageItemView.animateIn(
                        sourceTextInputView: component.textInputView as? ChatInputTextView,
                        isEditMessage: isEditMessage,
                        transition: transition
                    )
                case .animatedOut:
                    transition.setAlpha(view: actionsStackNode.view, alpha: 0.0)
                    transition.setScale(view: actionsStackNode.view, scale: 0.001)
                    
                    messageItemView.animateOut(
                        sourceTextInputView: component.textInputView as? ChatInputTextView,
                        toEmpty: self.animateOutToEmpty,
                        isEditMessage: isEditMessage,
                        transition: transition
                    )
                }
            } else {
                switch self.presentationAnimationState {
                case .animatedIn:
                    transition.setAlpha(view: actionsStackNode.view, alpha: 1.0)
                    transition.setScale(view: actionsStackNode.view, scale: 1.0)
                case .animatedOut, .initial:
                    transition.setAlpha(view: actionsStackNode.view, alpha: 0.0)
                    transition.setScale(view: actionsStackNode.view, scale: 0.001)
                }
            }
            
            if let standaloneReactionAnimation, let targetView = messageItemView.effectIconView {
                let effectSize = CGSize(width: 380.0, height: 380.0)
                var effectFrame = effectSize.centered(around: targetView.convert(targetView.bounds.center, to: self))
                effectFrame.origin.x -= effectFrame.width * 0.3
                transition.setFrame(view: standaloneReactionAnimation.view, frame: effectFrame)
            }
            
            if let reactionContextNode = self.reactionContextNode {
                let reactionContextY = environment.statusBarHeight
                let size = availableSize
                var reactionsAnchorRect = messageItemFrame
                if let mediaPreview {
                    switch mediaPreview.layoutType {
                    case .message, .media:
                        reactionsAnchorRect.size.width += 100.0
                        reactionsAnchorRect.origin.x -= 4.0
                    case .videoMessage:
                        reactionsAnchorRect.size.width += 100.0
                        reactionsAnchorRect.origin.x = reactionsAnchorRect.midX - 130.0
                    }
                }
                reactionsAnchorRect.origin.y -= reactionContextY
                var isIntersectingContent = false
                if reactionContextNode.isExpanded {
                    if messageItemFrame.minY <= reactionContextY + 50.0 + 4.0 {
                        isIntersectingContent = true
                    }
                } else {
                    if messageItemFrame.minY <= reactionContextY + 300.0 + 4.0 {
                        isIntersectingContent = true
                    }
                }
                transition.setFrame(view: reactionContextNode.view, frame: CGRect(origin: CGPoint(x: 0.0, y: reactionContextY), size: CGSize(width: availableSize.width, height: availableSize.height - reactionContextY)))
                reactionContextNode.updateLayout(size: size, insets: UIEdgeInsets(), anchorRect: reactionsAnchorRect, centerAligned: false, isCoveredByInput: false, isAnimatingOut: false, transition: transition.containedViewLayoutTransition)
                reactionContextNode.updateIsIntersectingContent(isIntersectingContent: isIntersectingContent, transition: transition.containedViewLayoutTransition)
                if self.presentationAnimationState.key == .animatedIn && previousAnimationState.key == .initial {
                    reactionContextNode.animateIn(from: reactionsAnchorRect)
                } else if self.presentationAnimationState.key == .animatedOut && previousAnimationState.key == .animatedIn {
                    reactionContextNode.animateOut(to: nil, animatingOutToReaction: false)
                }
            }
            if case .animatedOut = self.presentationAnimationState {
                if let standaloneReactionAnimation = self.standaloneReactionAnimation {
                    self.standaloneReactionAnimation = nil
                    standaloneReactionAnimation.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.12, removeOnCompletion: false, completion: { [weak standaloneReactionAnimation] _ in
                        standaloneReactionAnimation?.removeFromSupernode()
                    })
                }
            }
            
            sendButton.update(
                context: component.context,
                presentationData: presentationData,
                backgroundNode: component.wallpaperBackgroundNode,
                sourceSendButton: component.sourceSendButton,
                isAnimatedIn: self.presentationAnimationState.key == .animatedIn,
                isLoadingEffectAnimation: self.isLoadingEffectAnimation,
                size: sendButtonFrame.size,
                transition: transition
            )
            transition.setPosition(view: sendButton, position: sendButtonFrame.center)
            transition.setBounds(view: sendButton, bounds: CGRect(origin: CGPoint(), size: sendButtonFrame.size))
            transition.setScale(view: sendButton, scale: sendButtonScale)
            sendButton.updateGlobalRect(rect: sendButtonFrame, within: availableSize, transition: transition)
            
            transition.setFrame(view: self.backgroundView, frame: CGRect(origin: CGPoint(), size: availableSize))
            self.backgroundView.update(size: availableSize, transition: transition.containedViewLayoutTransition)
            let backgroundAlpha: CGFloat
            switch self.presentationAnimationState {
            case .animatedIn:
                if previousAnimationState.key == .initial {
                    if environment.inputHeight != 0.0 {
                        if self.initializationDisplayLink == nil {
                            self.initializationDisplayLink = SharedDisplayLinkDriver.shared.add({ [weak self] _ in
                                guard let self else {
                                    return
                                }
                                
                                self.initializationDisplayLink?.invalidate()
                                self.initializationDisplayLink = nil
                                
                                guard let component = self.component else {
                                    return
                                }
                                if mediaPreview == nil {
                                    component.textInputView.isHidden = true
                                }
                                component.sourceSendButton.isHidden = true
                            })
                        }
                    } else {
                        if mediaPreview == nil {
                            component.textInputView.isHidden = true
                        }
                        component.sourceSendButton.isHidden = true
                    }
                }
                
                backgroundAlpha = 1.0
            case .animatedOut:
                backgroundAlpha = 0.0
                
                if self.animateOutToEmpty {
                    if mediaPreview == nil {
                        component.textInputView.isHidden = false
                    }
                    component.sourceSendButton.isHidden = false
                    
                    transition.setAlpha(view: sendButton, alpha: 0.0)
                    if let messageItemView = self.messageItemView, isMessageVisible {
                        transition.setAlpha(view: messageItemView, alpha: 0.0)
                    }
                }
            default:
                backgroundAlpha = 0.0
            }
            
            transition.setAlpha(view: self.backgroundView, alpha: backgroundAlpha, completion: { [weak self] _ in
                guard let self else {
                    return
                }
                if case let .animatedOut(completion) = self.presentationAnimationState {
                    if !self.performedActionsOnAnimateOut {
                        self.performedActionsOnAnimateOut = true
                        if let component = self.component, !self.animateOutToEmpty {
                            if mediaPreview == nil {
                                component.textInputView.isHidden = false
                            }
                            component.sourceSendButton.isHidden = false
                        }
                        completion()
                    }
                }
            })
            
            return availableSize
        }
    }
    
    func makeView() -> View {
        return View()
    }
    
    func update(view: View, availableSize: CGSize, state: EmptyComponentState, environment: Environment<EnvironmentType>, transition: ComponentTransition) -> CGSize {
        return view.update(component: self, availableSize: availableSize, state: state, environment: environment, transition: transition)
    }
}

public class ChatSendMessageContextScreen: ViewControllerComponentContainer, ChatSendMessageActionSheetController {
    public final class InitialData {
        fileprivate let messageEffect: AvailableMessageEffects.MessageEffect?
        
        init(messageEffect: AvailableMessageEffects.MessageEffect?) {
            self.messageEffect = messageEffect
        }
    }
    
    private let context: AccountContext
    
    private var processedDidAppear: Bool = false
    private var processedDidDisappear: Bool = false
    
    private var isActiveDisposable: Disposable?
    
    override public var overlayWantsToBeBelowKeyboard: Bool {
        if let componentView = self.node.hostView.componentView as? ChatSendMessageContextScreenComponent.View {
            return componentView.wantsToBeBelowKeyboard()
        } else {
            return false
        }
    }
    
    public init(
        initialData: InitialData,
        context: AccountContext,
        updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?,
        peerId: EnginePeer.Id?,
        params: SendMessageActionSheetControllerParams,
        hasEntityKeyboard: Bool,
        gesture: ContextGesture,
        sourceSendButton: ASDisplayNode,
        textInputView: UITextView,
        emojiViewProvider: ((ChatTextInputTextCustomEmojiAttribute) -> UIView)?,
        wallpaperBackgroundNode: WallpaperBackgroundNode?,
        completion: @escaping () -> Void,
        sendMessage: @escaping (ChatSendMessageActionSheetController.SendMode, ChatSendMessageActionSheetController.SendParameters?) -> Void,
        schedule: @escaping (ChatSendMessageActionSheetController.SendParameters?) -> Void,
        editPrice: @escaping (Int64) -> Void,
        openPremiumPaywall: @escaping (ViewController) -> Void,
        reactionItems: [ReactionItem]?,
        availableMessageEffects: AvailableMessageEffects?,
        isPremium: Bool
    ) {
        self.context = context
        
        super.init(
            context: context,
            component: ChatSendMessageContextScreenComponent(
                initialData: initialData,
                context: context,
                updatedPresentationData: updatedPresentationData,
                peerId: peerId,
                params: params,
                hasEntityKeyboard: hasEntityKeyboard,
                gesture: gesture,
                sourceSendButton: sourceSendButton,
                textInputView: textInputView,
                emojiViewProvider: emojiViewProvider,
                wallpaperBackgroundNode: wallpaperBackgroundNode,
                completion: completion,
                sendMessage: sendMessage,
                schedule: schedule,
                editPrice: editPrice,
                openPremiumPaywall: openPremiumPaywall,
                reactionItems: reactionItems,
                availableMessageEffects: availableMessageEffects,
                isPremium: isPremium
            ),
            navigationBarAppearance: .none,
            statusBarStyle: .none,
            presentationMode: .default,
            updatedPresentationData: updatedPresentationData
        )
        
        self.lockOrientation = true
        self.blocksBackgroundWhenInOverlay = true
        
        self.isActiveDisposable = (context.sharedContext.applicationBindings.applicationInForeground
        |> filter { !$0 }
        |> take(1)
        |> deliverOnMainQueue).startStrict(next: { [weak self] _ in
            guard let self else {
                return
            }
            self.dismiss()
        })
    }
    
    required public init(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    deinit {
        self.isActiveDisposable?.dispose()
    }
    
    override public func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
        super.containerLayoutUpdated(layout, transition: transition)
    }
    
    override public func viewDidAppear(_ animated: Bool) {
        super.viewDidAppear(animated)
        
        if !self.processedDidAppear {
            self.processedDidAppear = true
            if let componentView = self.node.hostView.componentView as? ChatSendMessageContextScreenComponent.View {
                componentView.animateIn()
            }
        }
    }
    
    private func superDismiss() {
        super.dismiss()
    }
    
    override public func dismiss(completion: (() -> Void)? = nil) {
        if !self.processedDidDisappear {
            self.processedDidDisappear = true
            
            if let componentView = self.node.hostView.componentView as? ChatSendMessageContextScreenComponent.View {
                componentView.animateOut(completion: { [weak self] in
                    if let self {
                        self.superDismiss()
                    }
                    completion?()
                })
            } else {
                super.dismiss(completion: completion)
            }
        }
    }
    
    public static func initialData(context: AccountContext, currentMessageEffectId: Int64?) -> Signal<InitialData, NoError> {
        let messageEffect: Signal<AvailableMessageEffects.MessageEffect?, NoError>
        if let currentMessageEffectId {
            messageEffect = context.engine.stickers.availableMessageEffects()
            |> take(1)
            |> map { availableMessageEffects -> AvailableMessageEffects.MessageEffect? in
                guard let availableMessageEffects else {
                    return nil
                }
                for messageEffect in availableMessageEffects.messageEffects {
                    if messageEffect.id == currentMessageEffectId || messageEffect.effectSticker.fileId.id == currentMessageEffectId {
                        return messageEffect
                    }
                }
                return nil
            }
        } else {
            messageEffect = .single(nil)
        }
        
        return messageEffect
        |> map { messageEffect -> InitialData in
            return InitialData(messageEffect: messageEffect)
        }
    }
}