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[WIP] Pinned messages

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This commit is contained in:
Ali
2020-10-06 15:04:01 +01:00
parent 4ed47db191
commit de039d7303
21 changed files with 1477 additions and 1281 deletions
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10
submodules/TelegramUI/Sources/ChatHistoryListNode.swift
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@@ -24,6 +24,11 @@ extension ChatReplyThreadMessage {
}
}
struct ChatTopVisibleMessage: Equatable {
var id: MessageId
var isLast: Bool
}
private class ChatHistoryListSelectionRecognizer: UIPanGestureRecognizer {
private let selectionGestureActivationThreshold: CGFloat = 5.0
@@ -557,6 +562,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
private var loadedMessagesFromCachedDataDisposable: Disposable?
let isTopReplyThreadMessageShown = ValuePromise<Bool>(false, ignoreRepeated: true)
let topVisibleMessage = ValuePromise<ChatTopVisibleMessage?>(nil, ignoreRepeated: true)
private let clientId: Atomic<Int32>
@@ -1151,6 +1157,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
private func processDisplayedItemRangeChanged(displayedRange: ListViewDisplayedItemRange, transactionState: ChatHistoryTransactionOpaqueState) {
let historyView = transactionState.historyView
var isTopReplyThreadMessageShownValue = false
var topVisibleMessage: ChatTopVisibleMessage?
if let visible = displayedRange.visibleRange {
let indexRange = (historyView.filteredEntries.count - 1 - visible.lastIndex, historyView.filteredEntries.count - 1 - visible.firstIndex)
if indexRange.0 > indexRange.1 {
@@ -1225,6 +1232,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
if case let .replyThread(replyThreadMessage) = self.chatLocation, replyThreadMessage.effectiveTopId == message.id {
isTopReplyThreadMessageShownValue = true
}
topVisibleMessage = ChatTopVisibleMessage(id: message.id, isLast: i == historyView.filteredEntries.count - 1)
case let .MessageGroupEntry(_, messages, _):
for (message, _, _, _) in messages {
var hasUnconsumedMention = false
@@ -1255,6 +1263,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
if case let .replyThread(replyThreadMessage) = self.chatLocation, replyThreadMessage.effectiveTopId == message.id {
isTopReplyThreadMessageShownValue = true
}
topVisibleMessage = ChatTopVisibleMessage(id: message.id, isLast: i == historyView.filteredEntries.count - 1)
}
default:
break
@@ -1371,6 +1380,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
}
}
self.isTopReplyThreadMessageShown.set(isTopReplyThreadMessageShownValue)
self.topVisibleMessage.set(topVisibleMessage)
if let loaded = displayedRange.loadedRange, let firstEntry = historyView.filteredEntries.first, let lastEntry = historyView.filteredEntries.last {
if loaded.firstIndex < 5 && historyView.originalView.laterId != nil {