mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
626 lines
30 KiB
Swift
626 lines
30 KiB
Swift
import Foundation
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import UIKit
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import AsyncDisplayKit
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import Display
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import SwiftSignalKit
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import Postbox
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import TelegramCore
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import TelegramPresentationData
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import PresentationDataUtils
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import LegacyComponents
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import MergeLists
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import AccountContext
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import StickerPackPreviewUI
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import StickerPeekUI
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import Emoji
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import AppBundle
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import OverlayStatusController
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import UndoUI
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import ChatControllerInteraction
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import FeaturedStickersScreen
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import ChatPresentationInterfaceState
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private enum StickerSearchEntryId: Equatable, Hashable {
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case sticker(String?, Int64)
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case global(ItemCollectionId)
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}
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private enum StickerSearchEntry: Identifiable, Comparable {
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case sticker(index: Int, code: String?, stickerItem: FoundStickerItem, theme: PresentationTheme)
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case global(index: Int, info: StickerPackCollectionInfo, topItems: [StickerPackItem], installed: Bool, topSeparator: Bool)
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var stableId: StickerSearchEntryId {
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switch self {
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case let .sticker(_, code, stickerItem, _):
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return .sticker(code, stickerItem.file.fileId.id)
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case let .global(_, info, _, _, _):
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return .global(info.id)
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}
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}
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static func ==(lhs: StickerSearchEntry, rhs: StickerSearchEntry) -> Bool {
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switch lhs {
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case let .sticker(lhsIndex, lhsCode, lhsStickerItem, lhsTheme):
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if case let .sticker(rhsIndex, rhsCode, rhsStickerItem, rhsTheme) = rhs {
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if lhsIndex != rhsIndex {
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return false
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}
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if lhsCode != rhsCode {
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return false
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}
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if lhsStickerItem != rhsStickerItem {
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return false
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}
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if lhsTheme !== rhsTheme {
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return false
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}
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return true
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} else {
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return false
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}
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case let .global(index, info, topItems, installed, topSeparator):
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if case .global(index, info, topItems, installed, topSeparator) = rhs {
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return true
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} else {
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return false
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}
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}
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}
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static func <(lhs: StickerSearchEntry, rhs: StickerSearchEntry) -> Bool {
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switch lhs {
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case let .sticker(lhsIndex, _, _, _):
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switch rhs {
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case let .sticker(rhsIndex, _, _, _):
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return lhsIndex < rhsIndex
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default:
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return true
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}
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case let .global(lhsIndex, _, _, _, _):
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switch rhs {
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case .sticker:
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return false
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case let .global(rhsIndex, _, _, _, _):
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return lhsIndex < rhsIndex
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}
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}
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}
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func item(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings, interaction: StickerPaneSearchInteraction, inputNodeInteraction: ChatMediaInputNodeInteraction) -> GridItem {
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switch self {
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case let .sticker(_, code, stickerItem, theme):
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return StickerPaneSearchStickerItem(context: context, code: code, stickerItem: stickerItem, inputNodeInteraction: inputNodeInteraction, theme: theme, selected: { node, rect in
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interaction.sendSticker(.standalone(media: stickerItem.file), node.view, rect)
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})
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case let .global(_, info, topItems, installed, topSeparator):
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let itemContext = StickerPaneSearchGlobalItemContext()
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itemContext.canPlayMedia = true
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return StickerPaneSearchGlobalItem(context: context, theme: theme, strings: strings, listAppearance: false, info: info, topItems: topItems, topSeparator: topSeparator, regularInsets: false, installed: installed, unread: false, open: {
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interaction.open(info)
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}, install: {
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interaction.install(info, topItems, !installed)
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}, getItemIsPreviewed: { item in
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return interaction.getItemIsPreviewed(item)
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}, itemContext: itemContext)
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}
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}
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}
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private struct StickerPaneSearchGridTransition {
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let deletions: [Int]
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let insertions: [GridNodeInsertItem]
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let updates: [GridNodeUpdateItem]
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let updateFirstIndexInSectionOffset: Int?
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let stationaryItems: GridNodeStationaryItems
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let scrollToItem: GridNodeScrollToItem?
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let animated: Bool
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}
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private func preparedChatMediaInputGridEntryTransition(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings, from fromEntries: [StickerSearchEntry], to toEntries: [StickerSearchEntry], interaction: StickerPaneSearchInteraction, inputNodeInteraction: ChatMediaInputNodeInteraction) -> StickerPaneSearchGridTransition {
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let stationaryItems: GridNodeStationaryItems = .none
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let scrollToItem: GridNodeScrollToItem? = nil
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var animated = false
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animated = true
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let (deleteIndices, indicesAndItems, updateIndices) = mergeListsStableWithUpdates(leftList: fromEntries, rightList: toEntries)
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let deletions = deleteIndices
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let insertions = indicesAndItems.map { GridNodeInsertItem(index: $0.0, item: $0.1.item(context: context, theme: theme, strings: strings, interaction: interaction, inputNodeInteraction: inputNodeInteraction), previousIndex: $0.2) }
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let updates = updateIndices.map { GridNodeUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(context: context, theme: theme, strings: strings, interaction: interaction, inputNodeInteraction: inputNodeInteraction)) }
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let firstIndexInSectionOffset = 0
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return StickerPaneSearchGridTransition(deletions: deletions, insertions: insertions, updates: updates, updateFirstIndexInSectionOffset: firstIndexInSectionOffset, stationaryItems: stationaryItems, scrollToItem: scrollToItem, animated: animated)
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}
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final class StickerPaneSearchContentNode: ASDisplayNode, PaneSearchContentNode {
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private let context: AccountContext
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private let interaction: ChatEntityKeyboardInputNode.Interaction
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private let inputNodeInteraction: ChatMediaInputNodeInteraction
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private var searchInteraction: StickerPaneSearchInteraction?
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private var theme: PresentationTheme
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private var strings: PresentationStrings
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private let trendingPane: ChatMediaInputTrendingPane
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private let gridNode: GridNode
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private let notFoundNode: ASImageNode
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private let notFoundLabel: ImmediateTextNode
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private var validLayout: CGSize?
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private var enqueuedTransitions: [StickerPaneSearchGridTransition] = []
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private let searchDisposable = MetaDisposable()
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private let queue = Queue()
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private let currentEntries = Atomic<[StickerSearchEntry]?>(value: nil)
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private let currentRemotePacks = Atomic<FoundStickerSets?>(value: nil)
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private let _ready = Promise<Void>()
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var ready: Signal<Void, NoError> {
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return self._ready.get()
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}
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var deactivateSearchBar: (() -> Void)?
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var updateActivity: ((Bool) -> Void)?
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private let installDisposable = MetaDisposable()
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init(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings, interaction: ChatEntityKeyboardInputNode.Interaction, inputNodeInteraction: ChatMediaInputNodeInteraction) {
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self.context = context
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self.interaction = interaction
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self.inputNodeInteraction = inputNodeInteraction
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self.theme = theme
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self.strings = strings
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let trendingPaneInteraction = ChatMediaInputTrendingPane.Interaction(
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sendSticker: interaction.sendSticker,
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presentController: interaction.presentController,
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getNavigationController: interaction.getNavigationController
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)
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self.trendingPane = ChatMediaInputTrendingPane(context: context, interaction: trendingPaneInteraction, getItemIsPreviewed: { [weak inputNodeInteraction] item in
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return inputNodeInteraction?.previewedStickerPackItemFile?.id == item.file.id
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}, isPane: false)
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self.gridNode = GridNode()
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self.notFoundNode = ASImageNode()
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self.notFoundNode.displayWithoutProcessing = true
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self.notFoundNode.displaysAsynchronously = false
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self.notFoundNode.clipsToBounds = false
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self.notFoundLabel = ImmediateTextNode()
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self.notFoundLabel.displaysAsynchronously = false
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self.notFoundLabel.isUserInteractionEnabled = false
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self.notFoundNode.addSubnode(self.notFoundLabel)
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self.gridNode.isHidden = true
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self.trendingPane.isHidden = false
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self.notFoundNode.isHidden = true
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super.init()
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self.addSubnode(self.trendingPane)
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self.addSubnode(self.gridNode)
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self.addSubnode(self.notFoundNode)
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self.gridNode.scrollView.alwaysBounceVertical = true
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self.gridNode.scrollingInitiated = { [weak self] in
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self?.deactivateSearchBar?()
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}
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self.trendingPane.scrollingInitiated = { [weak self] in
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self?.deactivateSearchBar?()
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}
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self.searchInteraction = StickerPaneSearchInteraction(open: { [weak self] info in
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if let strongSelf = self {
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strongSelf.view.window?.endEditing(true)
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let packReference: StickerPackReference = .id(id: info.id.id, accessHash: info.accessHash)
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let controller = StickerPackScreen(context: strongSelf.context, mainStickerPack: packReference, stickerPacks: [packReference], parentNavigationController: strongSelf.interaction.getNavigationController(), sendSticker: { [weak self] fileReference, sourceNode, sourceRect in
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if let strongSelf = self {
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return strongSelf.interaction.sendSticker(fileReference, false, false, nil, false, sourceNode, sourceRect, nil, [])
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} else {
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return false
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}
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})
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strongSelf.interaction.presentController(controller, nil)
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}
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}, install: { [weak self] info, items, install in
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guard let strongSelf = self else {
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return
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}
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let context = strongSelf.context
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if install {
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var installSignal = strongSelf.context.engine.stickers.loadedStickerPack(reference: .id(id: info.id.id, accessHash: info.accessHash), forceActualized: false)
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|> mapToSignal { result -> Signal<(StickerPackCollectionInfo, [StickerPackItem]), NoError> in
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switch result {
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case let .result(info, items, installed):
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if installed {
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return .complete()
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} else {
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return preloadedStickerPackThumbnail(account: context.account, info: info, items: items)
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|> filter { $0 }
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|> ignoreValues
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|> then(
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context.engine.stickers.addStickerPackInteractively(info: info, items: items)
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|> ignoreValues
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)
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|> mapToSignal { _ -> Signal<(StickerPackCollectionInfo, [StickerPackItem]), NoError> in
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}
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|> then(.single((info, items)))
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}
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case .fetching:
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break
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case .none:
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break
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}
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return .complete()
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}
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|> deliverOnMainQueue
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let context = strongSelf.context
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var cancelImpl: (() -> Void)?
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let progressSignal = Signal<Never, NoError> { subscriber in
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let presentationData = context.sharedContext.currentPresentationData.with { $0 }.withUpdated(theme: theme)
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let controller = OverlayStatusController(theme: presentationData.theme, type: .loading(cancelled: {
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cancelImpl?()
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}))
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self?.interaction.presentController(controller, nil)
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return ActionDisposable { [weak controller] in
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Queue.mainQueue().async() {
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controller?.dismiss()
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}
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}
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}
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|> runOn(Queue.mainQueue())
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|> delay(0.12, queue: Queue.mainQueue())
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let progressDisposable = progressSignal.start()
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installSignal = installSignal
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|> afterDisposed {
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Queue.mainQueue().async {
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progressDisposable.dispose()
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}
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}
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cancelImpl = {
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self?.installDisposable.set(nil)
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}
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strongSelf.installDisposable.set(installSignal.start(next: { info, items in
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guard let strongSelf = self else {
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return
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}
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var animateInAsReplacement = false
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if let navigationController = strongSelf.interaction.getNavigationController() {
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for controller in navigationController.overlayControllers {
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if let controller = controller as? UndoOverlayController {
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controller.dismissWithCommitActionAndReplacementAnimation()
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animateInAsReplacement = true
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}
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}
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}
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let presentationData = strongSelf.context.sharedContext.currentPresentationData.with { $0 }.withUpdated(theme: theme)
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strongSelf.interaction.getNavigationController()?.presentOverlay(controller: UndoOverlayController(presentationData: presentationData, content: .stickersModified(title: presentationData.strings.StickerPackActionInfo_AddedTitle, text: presentationData.strings.StickerPackActionInfo_AddedText(info.title).string, undo: false, info: info, topItem: items.first, context: strongSelf.context), elevatedLayout: false, animateInAsReplacement: animateInAsReplacement, action: { _ in
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return true
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}))
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}))
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} else {
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let _ = (context.engine.stickers.removeStickerPackInteractively(id: info.id, option: .delete)
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|> deliverOnMainQueue).start(next: { _ in
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})
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}
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}, sendSticker: { [weak self] file, sourceView, sourceRect in
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if let strongSelf = self {
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let _ = strongSelf.interaction.sendSticker(file, false, false, nil, false, sourceView, sourceRect, nil, [])
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}
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}, getItemIsPreviewed: { item in
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return inputNodeInteraction.previewedStickerPackItemFile?.id == item.file.id
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})
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self._ready.set(self.trendingPane.ready)
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self.trendingPane.activate()
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self.updateThemeAndStrings(theme: theme, strings: strings)
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}
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deinit {
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self.searchDisposable.dispose()
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self.installDisposable.dispose()
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}
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func updateText(_ text: String, languageCode: String?) {
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let signal: Signal<([(String?, FoundStickerItem)], FoundStickerSets, Bool, FoundStickerSets?)?, NoError>
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if !text.isEmpty {
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let context = self.context
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let stickers: Signal<[(String?, FoundStickerItem)], NoError> = Signal { subscriber in
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var signals: Signal<[Signal<(String?, [FoundStickerItem]), NoError>], NoError> = .single([])
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let query = text.trimmingCharacters(in: .whitespacesAndNewlines)
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if query.isSingleEmoji {
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signals = .single([context.engine.stickers.searchStickers(query: [text.basicEmoji.0])
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|> map { (nil, $0.items) }])
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} else if query.count > 1, let languageCode = languageCode, !languageCode.isEmpty && languageCode != "emoji" {
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var signal = context.engine.stickers.searchEmojiKeywords(inputLanguageCode: languageCode, query: query.lowercased(), completeMatch: query.count < 3)
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if !languageCode.lowercased().hasPrefix("en") {
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signal = signal
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|> mapToSignal { keywords in
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return .single(keywords)
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|> then(
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context.engine.stickers.searchEmojiKeywords(inputLanguageCode: "en-US", query: query.lowercased(), completeMatch: query.count < 3)
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|> map { englishKeywords in
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return keywords + englishKeywords
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}
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)
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}
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}
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signals = signal
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|> map { keywords -> [Signal<(String?, [FoundStickerItem]), NoError>] in
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var signals: [Signal<(String?, [FoundStickerItem]), NoError>] = []
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let emoticons = keywords.flatMap { $0.emoticons }
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for emoji in emoticons {
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signals.append(context.engine.stickers.searchStickers(query: [emoji.basicEmoji.0])
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// |> take(1)
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|> map { (emoji, $0.items) })
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}
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return signals
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}
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}
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return (signals
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|> mapToSignal { signals in
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return combineLatest(signals)
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}).start(next: { results in
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var result: [(String?, FoundStickerItem)] = []
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for (emoji, stickers) in results {
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for sticker in stickers {
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result.append((emoji, sticker))
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}
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}
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subscriber.putNext(result)
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}, completed: {
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// subscriber.putCompletion()
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})
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}
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let local = context.engine.stickers.searchStickerSets(query: text)
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let remote = context.engine.stickers.searchStickerSetsRemotely(query: text)
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|> delay(0.2, queue: Queue.mainQueue())
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let rawPacks = local
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|> mapToSignal { result -> Signal<(FoundStickerSets, Bool, FoundStickerSets?), NoError> in
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var localResult = result
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if let currentRemote = self.currentRemotePacks.with ({ $0 }) {
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localResult = localResult.merge(with: currentRemote)
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}
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return .single((localResult, false, nil))
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|> then(
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remote
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|> map { remote -> (FoundStickerSets, Bool, FoundStickerSets?) in
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return (result.merge(with: remote), true, remote)
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}
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)
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}
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let installedPackIds = context.account.postbox.combinedView(keys: [.itemCollectionInfos(namespaces: [Namespaces.ItemCollection.CloudStickerPacks])])
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|> map { view -> Set<ItemCollectionId> in
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var installedPacks = Set<ItemCollectionId>()
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if let stickerPacksView = view.views[.itemCollectionInfos(namespaces: [Namespaces.ItemCollection.CloudStickerPacks])] as? ItemCollectionInfosView {
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if let packsEntries = stickerPacksView.entriesByNamespace[Namespaces.ItemCollection.CloudStickerPacks] {
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for entry in packsEntries {
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installedPacks.insert(entry.id)
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}
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}
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}
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return installedPacks
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}
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|> distinctUntilChanged
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let packs = combineLatest(rawPacks, installedPackIds)
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|> map { packs, installedPackIds -> (FoundStickerSets, Bool, FoundStickerSets?) in
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var (localPacks, completed, remotePacks) = packs
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for i in 0 ..< localPacks.infos.count {
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let installed = installedPackIds.contains(localPacks.infos[i].0)
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if installed != localPacks.infos[i].3 {
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localPacks.infos[i].3 = installed
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}
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}
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if remotePacks != nil {
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for i in 0 ..< remotePacks!.infos.count {
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let installed = installedPackIds.contains(remotePacks!.infos[i].0)
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if installed != remotePacks!.infos[i].3 {
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remotePacks!.infos[i].3 = installed
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}
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}
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}
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return (localPacks, completed, remotePacks)
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}
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signal = combineLatest(stickers, packs)
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|> map { stickers, packs -> ([(String?, FoundStickerItem)], FoundStickerSets, Bool, FoundStickerSets?)? in
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return (stickers, packs.0, packs.1, packs.2)
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}
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self.updateActivity?(true)
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} else {
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signal = .single(nil)
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self.updateActivity?(false)
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}
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self.searchDisposable.set((signal
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|> deliverOn(self.queue)).start(next: { [weak self] result in
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Queue.mainQueue().async {
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guard let strongSelf = self, let interaction = strongSelf.searchInteraction else {
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return
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}
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var entries: [StickerSearchEntry] = []
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if let (stickers, packs, final, remote) = result {
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if let remote = remote {
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let _ = strongSelf.currentRemotePacks.swap(remote)
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}
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strongSelf.gridNode.isHidden = false
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strongSelf.trendingPane.isHidden = true
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if final {
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strongSelf.updateActivity?(false)
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}
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var index = 0
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var existingStickerIds = Set<MediaId>()
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var previousCode: String?
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for (code, sticker) in stickers {
|
|
if let id = sticker.file.id, !existingStickerIds.contains(id) {
|
|
entries.append(.sticker(index: index, code: code != previousCode ? code : nil, stickerItem: sticker, theme: strongSelf.theme))
|
|
index += 1
|
|
|
|
previousCode = code
|
|
existingStickerIds.insert(id)
|
|
}
|
|
}
|
|
var isFirstGlobal = true
|
|
for (collectionId, info, _, installed) in packs.infos {
|
|
if let info = info as? StickerPackCollectionInfo {
|
|
var topItems: [StickerPackItem] = []
|
|
for e in packs.entries {
|
|
if let item = e.item as? StickerPackItem {
|
|
if e.index.collectionId == collectionId {
|
|
topItems.append(item)
|
|
}
|
|
}
|
|
}
|
|
entries.append(.global(index: index, info: info, topItems: topItems, installed: installed, topSeparator: !isFirstGlobal))
|
|
isFirstGlobal = false
|
|
index += 1
|
|
}
|
|
}
|
|
|
|
if final || !entries.isEmpty {
|
|
strongSelf.notFoundNode.isHidden = !entries.isEmpty
|
|
}
|
|
} else {
|
|
let _ = strongSelf.currentRemotePacks.swap(nil)
|
|
strongSelf.updateActivity?(false)
|
|
strongSelf.gridNode.isHidden = true
|
|
strongSelf.notFoundNode.isHidden = true
|
|
strongSelf.trendingPane.isHidden = false
|
|
}
|
|
|
|
let previousEntries = strongSelf.currentEntries.swap(entries)
|
|
let transition = preparedChatMediaInputGridEntryTransition(context: strongSelf.context, theme: strongSelf.theme, strings: strongSelf.strings, from: previousEntries ?? [], to: entries, interaction: interaction, inputNodeInteraction: strongSelf.inputNodeInteraction)
|
|
strongSelf.enqueueTransition(transition)
|
|
}
|
|
}))
|
|
}
|
|
|
|
func updateThemeAndStrings(theme: PresentationTheme, strings: PresentationStrings) {
|
|
self.notFoundNode.image = generateTintedImage(image: UIImage(bundleImageName: "Chat/Input/Media/StickersNotFoundIcon"), color: theme.list.freeMonoIconColor)
|
|
self.notFoundLabel.attributedText = NSAttributedString(string: strings.Stickers_NoStickersFound, font: Font.medium(14.0), textColor: theme.list.freeTextColor)
|
|
}
|
|
|
|
private func enqueueTransition(_ transition: StickerPaneSearchGridTransition) {
|
|
self.enqueuedTransitions.append(transition)
|
|
|
|
if self.validLayout != nil {
|
|
while !self.enqueuedTransitions.isEmpty {
|
|
self.dequeueTransition()
|
|
}
|
|
}
|
|
}
|
|
|
|
private func dequeueTransition() {
|
|
if let transition = self.enqueuedTransitions.first {
|
|
self.enqueuedTransitions.remove(at: 0)
|
|
|
|
let itemTransition: ContainedViewLayoutTransition = .immediate
|
|
self.gridNode.transaction(GridNodeTransaction(deleteItems: transition.deletions, insertItems: transition.insertions, updateItems: transition.updates, scrollToItem: transition.scrollToItem, updateLayout: nil, itemTransition: itemTransition, stationaryItems: .none, updateFirstIndexInSectionOffset: transition.updateFirstIndexInSectionOffset), completion: { _ in })
|
|
}
|
|
}
|
|
|
|
func updatePreviewing(animated: Bool) {
|
|
self.gridNode.forEachItemNode { itemNode in
|
|
if let itemNode = itemNode as? StickerPaneSearchStickerItemNode {
|
|
itemNode.updatePreviewing(animated: animated)
|
|
} else if let itemNode = itemNode as? StickerPaneSearchGlobalItemNode {
|
|
itemNode.updatePreviewing(animated: animated)
|
|
}
|
|
}
|
|
self.trendingPane.updatePreviewing(animated: animated)
|
|
}
|
|
|
|
func itemAt(point: CGPoint) -> (ASDisplayNode, Any)? {
|
|
if !self.trendingPane.isHidden {
|
|
if let (itemNode, item) = self.trendingPane.itemAt(point: self.view.convert(point, to: self.trendingPane.view)) {
|
|
return (itemNode, StickerPreviewPeekItem.pack(item.file))
|
|
}
|
|
} else {
|
|
if let itemNode = self.gridNode.itemNodeAtPoint(self.view.convert(point, to: self.gridNode.view)) {
|
|
if let itemNode = itemNode as? StickerPaneSearchStickerItemNode, let stickerItem = itemNode.stickerItem {
|
|
return (itemNode, StickerPreviewPeekItem.found(stickerItem))
|
|
} else if let itemNode = itemNode as? StickerPaneSearchGlobalItemNode {
|
|
if let (node, item) = itemNode.itemAt(point: self.view.convert(point, to: itemNode.view)) {
|
|
return (node, StickerPreviewPeekItem.pack(item.file))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func updateLayout(size: CGSize, leftInset: CGFloat, rightInset: CGFloat, bottomInset: CGFloat, inputHeight: CGFloat, deviceMetrics: DeviceMetrics, transition: ContainedViewLayoutTransition) {
|
|
let firstLayout = self.validLayout == nil
|
|
|
|
self.validLayout = size
|
|
|
|
if let image = self.notFoundNode.image {
|
|
let areaHeight = size.height - inputHeight
|
|
|
|
let labelSize = self.notFoundLabel.updateLayout(CGSize(width: size.width, height: CGFloat.greatestFiniteMagnitude))
|
|
|
|
transition.updateFrame(node: self.notFoundNode, frame: CGRect(origin: CGPoint(x: floor((size.width - image.size.width) / 2.0), y: floor((areaHeight - image.size.height - labelSize.height) / 2.0)), size: image.size))
|
|
transition.updateFrame(node: self.notFoundLabel, frame: CGRect(origin: CGPoint(x: floor((image.size.width - labelSize.width) / 2.0), y: image.size.height + 8.0), size: labelSize))
|
|
}
|
|
|
|
let contentFrame = CGRect(origin: CGPoint(), size: size)
|
|
self.gridNode.transaction(GridNodeTransaction(deleteItems: [], insertItems: [], updateItems: [], scrollToItem: nil, updateLayout: GridNodeUpdateLayout(layout: GridNodeLayout(size: contentFrame.size, insets: UIEdgeInsets(top: 4.0, left: 0.0, bottom: 4.0 + bottomInset, right: 0.0), preloadSize: 300.0, type: .fixed(itemSize: CGSize(width: 75.0, height: 75.0), fillWidth: nil, lineSpacing: 0.0, itemSpacing: nil)), transition: transition), itemTransition: .immediate, stationaryItems: .none, updateFirstIndexInSectionOffset: nil), completion: { _ in })
|
|
|
|
transition.updateFrame(node: self.trendingPane, frame: contentFrame)
|
|
self.trendingPane.updateLayout(size: contentFrame.size, topInset: 0.0, bottomInset: bottomInset, isExpanded: false, isVisible: true, deviceMetrics: deviceMetrics, transition: transition)
|
|
|
|
transition.updateFrame(node: self.gridNode, frame: contentFrame)
|
|
if firstLayout {
|
|
while !self.enqueuedTransitions.isEmpty {
|
|
self.dequeueTransition()
|
|
}
|
|
}
|
|
}
|
|
|
|
func animateIn(additivePosition: CGFloat, transition: ContainedViewLayoutTransition) {
|
|
self.gridNode.alpha = 0.0
|
|
transition.updateAlpha(node: self.gridNode, alpha: 1.0, completion: { _ in
|
|
})
|
|
self.trendingPane.alpha = 0.0
|
|
transition.updateAlpha(node: self.trendingPane, alpha: 1.0, completion: { _ in
|
|
})
|
|
|
|
if case let .animated(duration, curve) = transition {
|
|
self.trendingPane.layer.animatePosition(from: CGPoint(x: 0.0, y: additivePosition), to: CGPoint(), duration: duration, timingFunction: curve.timingFunction, additive: true)
|
|
}
|
|
}
|
|
|
|
func animateOut(transition: ContainedViewLayoutTransition) {
|
|
transition.updateAlpha(node: self.gridNode, alpha: 0.0, completion: { _ in
|
|
})
|
|
transition.updateAlpha(node: self.trendingPane, alpha: 0.0, completion: { _ in
|
|
})
|
|
transition.updateAlpha(node: self.notFoundNode, alpha: 0.0, completion: { _ in
|
|
})
|
|
}
|
|
}
|