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Code Issues Releases Wiki Activity

Track real latest message in the folder.

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This commit is contained in:
John Preston
2019-04-22 19:09:03 +04:00
parent 8fd811517b
commit ceec71d3e6
4 changed files with 75 additions and 16 deletions
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57
Telegram/SourceFiles/data/data_folder.cpp
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@@ -90,12 +90,55 @@ void Folder::registerOne(not_null<History*> history) {
if (_chatsList.indexed()->size() == 1) {
updateChatListSortPosition();
}
applyChatListMessage(history->chatListMessage());
}
void Folder::unregisterOne(not_null<History*> history) {
if (_chatsList.empty()) {
updateChatListExistence();
}
if (_chatListMessage && _chatListMessage->history() == history) {
computeChatListMessage();
}
}
void Folder::oneListMessageChanged(HistoryItem *from, HistoryItem *to) {
if (!applyChatListMessage(to) && _chatListMessage == from) {
computeChatListMessage();
}
}
bool Folder::applyChatListMessage(HistoryItem *item) {
if (!item) {
return false;
} else if (_chatListMessage
&& _chatListMessage->date() >= item->date()) {
return false;
}
_chatListMessage = item;
updateChatListEntry();
return true;
}
void Folder::computeChatListMessage() {
auto &&items = ranges::view::all(
*_chatsList.indexed()
) | ranges::view::filter([](not_null<Dialogs::Row*> row) {
return row->entry()->chatListMessage() != nullptr;
});
const auto chatListDate = [](not_null<Dialogs::Row*> row) {
return row->entry()->chatListMessage()->date();
};
const auto top = ranges::max_element(
items,
ranges::less(),
chatListDate);
if (top == items.end()) {
_chatListMessage = nullptr;
} else {
_chatListMessage = (*top)->entry()->chatListMessage();
}
updateChatListEntry();
}
not_null<Dialogs::MainList*> Folder::chatsList() {
@@ -158,10 +201,7 @@ void Folder::requestChatListMessage() {
}
TimeId Folder::adjustedChatListTimeId() const {
const auto list = _chatsList.indexed();
return list->empty()
? TimeId(0)
: (*list->begin())->entry()->adjustedChatListTimeId();
return _chatListMessage ? _chatListMessage->date() : chatListTimeId();
}
void Folder::applyDialog(const MTPDdialogFolder &data) {
@@ -291,16 +331,11 @@ bool Folder::chatListMutedBadge() const {
}
HistoryItem *Folder::chatListMessage() const {
const auto list = _chatsList.indexed();
return list->empty()
? nullptr
: (*list->begin())->key().entry()->chatListMessage();
return _chatListMessage;
}
bool Folder::chatListMessageKnown() const {
const auto list = _chatsList.indexed();
return list->empty()
|| (*list->begin())->key().entry()->chatListMessageKnown();
return true;
}
const QString &Folder::chatListName() const {