mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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282 lines
14 KiB
Swift
282 lines
14 KiB
Swift
import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import SwiftSignalKit
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import TelegramPresentationData
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import ItemListUI
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import PresentationDataUtils
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class SettingsSearchResultItem: ListViewItem, ItemListItem {
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let theme: PresentationTheme
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let strings: PresentationStrings
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let item: SettingsSearchableItem
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let icon: UIImage?
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let interaction: SettingsSearchInteraction
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let sectionId: ItemListSectionId
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init(theme: PresentationTheme, strings: PresentationStrings, item: SettingsSearchableItem, icon: UIImage?, interaction: SettingsSearchInteraction, sectionId: ItemListSectionId) {
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self.theme = theme
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self.strings = strings
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self.item = item
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self.icon = icon
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self.interaction = interaction
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self.sectionId = sectionId
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}
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func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
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async {
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let node = SettingsSearchResultItemNode()
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var neighbors = itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem)
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if previousItem == nil || self.isAlwaysPlain {
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neighbors.top = .sameSection(alwaysPlain: false)
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}
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let (layout, apply) = node.asyncLayout()(self, params, neighbors)
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node.contentSize = layout.contentSize
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node.insets = layout.insets
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Queue.mainQueue().async {
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completion(node, {
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return (nil, { _ in apply(false) })
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})
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}
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}
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}
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func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: @escaping () -> ListViewItemNode, params: ListViewItemLayoutParams, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping (ListViewItemApply) -> Void) -> Void) {
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Queue.mainQueue().async {
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if let nodeValue = node() as? SettingsSearchResultItemNode {
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let makeLayout = nodeValue.asyncLayout()
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async {
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var neighbors = itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem)
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if previousItem == nil || self.isAlwaysPlain {
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neighbors.top = .sameSection(alwaysPlain: false)
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}
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let (layout, apply) = makeLayout(self, params, neighbors)
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Queue.mainQueue().async {
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completion(layout, { _ in
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apply(animation.isAnimated)
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})
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}
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}
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}
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}
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}
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var selectable: Bool = true
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func selected(listView: ListView){
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listView.clearHighlightAnimated(true)
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self.interaction.openItem(self.item)
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}
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}
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private let titleFont = Font.regular(17.0)
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private let subtitleFont = Font.regular(13.0)
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class SettingsSearchResultItemNode: ListViewItemNode {
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private let backgroundNode: ASDisplayNode
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private let topStripeNode: ASDisplayNode
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private let bottomStripeNode: ASDisplayNode
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private let highlightedBackgroundNode: ASDisplayNode
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private let iconNode: ASImageNode
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private let titleNode: TextNode
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private let subtitleNode: TextNode
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private var item: SettingsSearchResultItem?
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private var layoutParams: (ListViewItemLayoutParams, ItemListNeighbors)?
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init() {
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self.backgroundNode = ASDisplayNode()
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self.backgroundNode.isLayerBacked = true
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self.topStripeNode = ASDisplayNode()
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self.topStripeNode.isLayerBacked = true
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self.bottomStripeNode = ASDisplayNode()
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self.bottomStripeNode.isLayerBacked = true
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self.iconNode = ASImageNode()
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self.iconNode.isLayerBacked = true
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self.iconNode.displayWithoutProcessing = true
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self.iconNode.displaysAsynchronously = false
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self.titleNode = TextNode()
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self.titleNode.isUserInteractionEnabled = false
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self.titleNode.contentMode = .left
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self.titleNode.contentsScale = UIScreenScale
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self.subtitleNode = TextNode()
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self.subtitleNode.isUserInteractionEnabled = false
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self.subtitleNode.contentMode = .left
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self.subtitleNode.contentsScale = UIScreenScale
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self.highlightedBackgroundNode = ASDisplayNode()
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self.highlightedBackgroundNode.isLayerBacked = true
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super.init(layerBacked: false, dynamicBounce: false, rotated: false, seeThrough: false)
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self.addSubnode(self.iconNode)
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self.addSubnode(self.titleNode)
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self.addSubnode(self.subtitleNode)
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}
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func asyncLayout() -> (_ item: SettingsSearchResultItem, _ params: ListViewItemLayoutParams, _ neighbors: ItemListNeighbors) -> (ListViewItemNodeLayout, (Bool) -> Void) {
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let makeTitleLayout = TextNode.asyncLayout(self.titleNode)
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let makeSubtitleLayout = TextNode.asyncLayout(self.subtitleNode)
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let currentItem = self.item
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return { item, params, neighbors in
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var leftInset: CGFloat = params.leftInset
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let contentInset: CGFloat = 58.0
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let insets = itemListNeighborsGroupedInsets(neighbors, params)
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leftInset += contentInset
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let (titleLayout, titleApply) = makeTitleLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: item.item.title, font: titleFont, textColor: item.theme.list.itemPrimaryTextColor), backgroundColor: nil, maximumNumberOfLines: 2, truncationType: .end, constrainedSize: CGSize(width: params.width - leftInset - 16.0, height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
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let subtitle = item.item.breadcrumbs.joined(separator: " → ")
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let (subtitleLayout, subtitleApply) = makeSubtitleLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: subtitle, font: subtitleFont, textColor: item.theme.list.itemPrimaryTextColor), backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: params.width - leftInset - 16.0, height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
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let separatorHeight = UIScreenPixel
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var updateIconImage: UIImage?
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var updatedTheme: PresentationTheme?
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if currentItem?.theme !== item.theme {
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updatedTheme = item.theme
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}
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if currentItem?.icon !== item.icon {
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updateIconImage = item.icon
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}
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var height = titleLayout.size.height
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if subtitle.isEmpty {
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height += 22.0
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} else {
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height += 39.0
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}
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let contentSize = CGSize(width: params.width, height: height)
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let layout = ListViewItemNodeLayout(contentSize: contentSize, insets: insets)
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return (layout, { [weak self] animated in
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if let strongSelf = self {
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strongSelf.item = item
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strongSelf.layoutParams = (params, neighbors)
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let transition: ContainedViewLayoutTransition
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if animated {
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transition = .animated(duration: 0.4, curve: .spring)
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} else {
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transition = .immediate
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}
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if let updateIconImage = updateIconImage {
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strongSelf.iconNode.image = updateIconImage
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} else if item.icon == nil {
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strongSelf.iconNode.image = nil
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}
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if let _ = updatedTheme {
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strongSelf.topStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
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strongSelf.bottomStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
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strongSelf.backgroundNode.backgroundColor = item.theme.list.itemBlocksBackgroundColor
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strongSelf.highlightedBackgroundNode.backgroundColor = item.theme.list.itemHighlightedBackgroundColor
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}
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let _ = titleApply()
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let _ = subtitleApply()
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if let image = strongSelf.iconNode.image {
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transition.updateFrame(node: strongSelf.iconNode, frame: CGRect(origin: CGPoint(x: params.leftInset + floor((contentInset - image.size.width) / 2.0), y: floor((contentSize.height - image.size.height) / 2.0)), size: image.size))
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}
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if strongSelf.backgroundNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.backgroundNode, at: 0)
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}
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if strongSelf.topStripeNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.topStripeNode, at: 1)
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}
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if strongSelf.bottomStripeNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.bottomStripeNode, at: 2)
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}
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switch neighbors.top {
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case .sameSection(false):
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strongSelf.topStripeNode.isHidden = true
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default:
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strongSelf.topStripeNode.isHidden = false
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}
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let bottomStripeInset: CGFloat
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switch neighbors.bottom {
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case .sameSection(false):
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bottomStripeInset = leftInset
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default:
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bottomStripeInset = 0.0
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}
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strongSelf.backgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: params.width, height: contentSize.height + min(insets.top, separatorHeight) + min(insets.bottom, separatorHeight)))
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strongSelf.topStripeNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: params.width, height: separatorHeight))
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strongSelf.bottomStripeNode.frame = CGRect(origin: CGPoint(x: bottomStripeInset, y: contentSize.height - separatorHeight), size: CGSize(width: params.width - bottomStripeInset, height: separatorHeight))
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let titleY: CGFloat = subtitle.isEmpty ? 11.0 : 11.0
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transition.updateFrame(node: strongSelf.titleNode, frame: CGRect(origin: CGPoint(x: leftInset, y: titleY), size: titleLayout.size))
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transition.updateFrame(node: strongSelf.subtitleNode, frame: CGRect(origin: CGPoint(x: leftInset, y: titleY + titleLayout.size.height + 1.0), size: subtitleLayout.size))
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strongSelf.highlightedBackgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -UIScreenPixel), size: CGSize(width: params.width, height: contentSize.height + UIScreenPixel + UIScreenPixel))
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}
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})
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}
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}
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override func setHighlighted(_ highlighted: Bool, at point: CGPoint, animated: Bool) {
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super.setHighlighted(highlighted, at: point, animated: animated)
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if highlighted {
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self.highlightedBackgroundNode.alpha = 1.0
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if self.highlightedBackgroundNode.supernode == nil {
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var anchorNode: ASDisplayNode?
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if self.bottomStripeNode.supernode != nil {
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anchorNode = self.bottomStripeNode
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} else if self.topStripeNode.supernode != nil {
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anchorNode = self.topStripeNode
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} else if self.backgroundNode.supernode != nil {
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anchorNode = self.backgroundNode
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}
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if let anchorNode = anchorNode {
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self.insertSubnode(self.highlightedBackgroundNode, aboveSubnode: anchorNode)
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} else {
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self.addSubnode(self.highlightedBackgroundNode)
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}
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}
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} else {
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if self.highlightedBackgroundNode.supernode != nil {
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if animated {
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self.highlightedBackgroundNode.layer.animateAlpha(from: self.highlightedBackgroundNode.alpha, to: 0.0, duration: 0.4, completion: { [weak self] completed in
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if let strongSelf = self {
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if completed {
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strongSelf.highlightedBackgroundNode.removeFromSupernode()
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}
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}
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})
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self.highlightedBackgroundNode.alpha = 0.0
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} else {
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self.highlightedBackgroundNode.removeFromSupernode()
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}
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}
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}
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}
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override func animateInsertion(_ currentTimestamp: Double, duration: Double, options: ListViewItemAnimationOptions) {
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self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.4)
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}
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override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
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self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false)
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}
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}
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