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Fix inline bot results loading

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This commit is contained in:
Ali 2019-12-13 16:27:10 +04:00
parent 491128688d
commit 29b7b3c559
2 changed files with 64 additions and 9 deletions
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2
submodules/TelegramUI/TelegramUI/HorizontalListContextResultsChatInputContextPanelNode.swift
View File

@ -112,7 +112,7 @@ final class HorizontalListContextResultsChatInputContextPanelNode: ChatInputCont
self.listView.displayedItemRangeChanged = { [weak self] displayedRange, opaqueTransactionState in
if let strongSelf = self, let state = opaqueTransactionState as? HorizontalListContextResultsOpaqueState {
if let visible = displayedRange.visibleRange {
if state.hasMore && visible.lastIndex <= state.entryCount - 10 {
if state.hasMore && visible.lastIndex >= state.entryCount - 10 {
strongSelf.loadMore()
}
}

71
submodules/TelegramUI/TelegramUI/VerticalListContextResultsChatInputContextPanelNode.swift
View File

@ -9,6 +9,7 @@ import TelegramPresentationData
import TelegramUIPreferences
import MergeLists
import AccountContext
import SwiftSignalKit
private enum VerticalChatContextResultsEntryStableId: Hashable {
case action
@ -122,12 +123,16 @@ private func preparedTransition(from fromEntries: [VerticalListContextResultsCha
final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContextPanelNode {
private let listView: ListView
private var currentResults: ChatContextResultCollection?
private var currentExternalResults: ChatContextResultCollection?
private var currentProcessedResults: ChatContextResultCollection?
private var currentEntries: [VerticalListContextResultsChatInputContextPanelEntry]?
private var enqueuedTransitions: [(VerticalListContextResultsChatInputContextPanelTransition, Bool)] = []
private var validLayout: (CGSize, CGFloat, CGFloat, CGFloat)?
private let loadMoreDisposable = MetaDisposable()
private var isLoadingMore: Bool = false
override init(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings, fontSize: PresentationFontSize) {
self.listView = ListView()
self.listView.isOpaque = false
@ -143,10 +148,33 @@ final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContex
self.clipsToBounds = true
self.addSubnode(self.listView)
self.listView.visibleBottomContentOffsetChanged = { [weak self] offset in
guard let strongSelf = self, !strongSelf.isLoadingMore, case let .known(value) = offset, value < 40.0 else {
return
}
strongSelf.loadMore()
}
}
deinit {
self.loadMoreDisposable.dispose()
}
func updateResults(_ results: ChatContextResultCollection) {
self.currentResults = results
if self.currentExternalResults == results {
return
}
self.currentExternalResults = results
self.currentProcessedResults = results
self.isLoadingMore = false
self.loadMoreDisposable.set(nil)
self.updateInternalResults(results)
}
private func updateInternalResults(_ results: ChatContextResultCollection) {
var entries: [VerticalListContextResultsChatInputContextPanelEntry] = []
var index = 0
var resultIds = Set<VerticalChatContextResultsEntryStableId>()
@ -203,15 +231,13 @@ final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContex
var options = ListViewDeleteAndInsertOptions()
if firstTime {
//options.insert(.Synchronous)
//options.insert(.LowLatency)
} else {
options.insert(.AnimateTopItemPosition)
options.insert(.AnimateCrossfade)
}
var insets = UIEdgeInsets()
insets.top = topInsetForLayout(size: validLayout.0, hasSwitchPeer: self.currentResults?.switchPeer != nil)
insets.top = topInsetForLayout(size: validLayout.0, hasSwitchPeer: self.currentExternalResults?.switchPeer != nil)
insets.left = validLayout.1
insets.right = validLayout.2
@ -251,7 +277,7 @@ final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContex
self.validLayout = (size, leftInset, rightInset, bottomInset)
var insets = UIEdgeInsets()
insets.top = self.topInsetForLayout(size: size, hasSwitchPeer: self.currentResults?.switchPeer != nil)
insets.top = self.topInsetForLayout(size: size, hasSwitchPeer: self.currentExternalResults?.switchPeer != nil)
insets.left = leftInset
insets.right = rightInset
@ -268,12 +294,12 @@ final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContex
}
}
if self.theme !== interfaceState.theme, let currentResults = currentResults {
if self.theme !== interfaceState.theme, let currentProcessedResults = self.currentProcessedResults {
self.theme = interfaceState.theme
self.listView.keepBottomItemOverscrollBackground = self.theme.list.plainBackgroundColor
let new = self.currentEntries?.map({$0.withUpdatedTheme(interfaceState.theme)}) ?? []
prepareTransition(from: self.currentEntries, to: new, results: currentResults)
prepareTransition(from: self.currentEntries, to: new, results: currentProcessedResults)
}
}
@ -299,4 +325,33 @@ final class VerticalListContextResultsChatInputContextPanelNode: ChatInputContex
let listViewFrame = self.listView.frame
return self.listView.hitTest(CGPoint(x: point.x - listViewFrame.minX, y: point.y - listViewFrame.minY), with: event)
}
private func loadMore() {
guard !self.isLoadingMore, let currentProcessedResults = self.currentProcessedResults, let nextOffset = currentProcessedResults.nextOffset else {
return
}
self.isLoadingMore = true
self.loadMoreDisposable.set((requestChatContextResults(account: self.context.account, botId: currentProcessedResults.botId, peerId: currentProcessedResults.peerId, query: currentProcessedResults.query, location: .single(currentProcessedResults.geoPoint), offset: nextOffset)
|> deliverOnMainQueue).start(next: { [weak self] nextResults in
guard let strongSelf = self, let nextResults = nextResults else {
return
}
strongSelf.isLoadingMore = false
var results: [ChatContextResult] = []
var existingIds = Set<String>()
for result in currentProcessedResults.results {
results.append(result)
existingIds.insert(result.id)
}
for result in nextResults.results {
if !existingIds.contains(result.id) {
results.append(result)
existingIds.insert(result.id)
}
}
let mergedResults = ChatContextResultCollection(botId: currentProcessedResults.botId, peerId: currentProcessedResults.peerId, query: currentProcessedResults.query, geoPoint: currentProcessedResults.geoPoint, queryId: nextResults.queryId, nextOffset: nextResults.nextOffset, presentation: currentProcessedResults.presentation, switchPeer: currentProcessedResults.switchPeer, results: results, cacheTimeout: currentProcessedResults.cacheTimeout)
strongSelf.currentProcessedResults = mergedResults
strongSelf.updateInternalResults(mergedResults)
}))
}
}