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refactor: More reliable request history/future timeline mechanism

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This commit is contained in:
Krille 2023-06-13 08:41:49 +02:00
parent a1468c92c8
commit f19bbcd010
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2 changed files with 26 additions and 16 deletions
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8
lib/pages/chat/chat.dart
View File

@ -204,6 +204,7 @@ class ChatController extends State<ChatPageWithRoom> {
void requestHistory() async {
if (!timeline!.canRequestHistory) return;
Logs().v('Requesting history...');
try {
await timeline!.requestHistory(historyCount: _loadHistoryCount);
} catch (err) {
@ -222,6 +223,7 @@ class ChatController extends State<ChatPageWithRoom> {
final timeline = this.timeline;
if (timeline == null) return;
if (!timeline.canRequestFuture) return;
Logs().v('Requesting future...');
try {
final mostRecentEventId = timeline.events.first.eventId;
await timeline.requestFuture(historyCount: _loadHistoryCount);
@ -244,12 +246,6 @@ class ChatController extends State<ChatPageWithRoom> {
}
setReadMarker();
if (!scrollController.hasClients) return;
if (scrollController.position.pixels ==
scrollController.position.maxScrollExtent) {
requestHistory();
} else if (scrollController.position.pixels == 0) {
requestFuture();
}
if (timeline?.allowNewEvent == false ||
scrollController.position.pixels > 0 && _scrolledUp == false) {
setState(() => _scrolledUp = true);

14
lib/pages/chat/chat_event_list.dart
View File

@ -53,12 +53,19 @@ class ChatEventList extends StatelessWidget {
);
}
if (controller.timeline!.canRequestFuture) {
return Builder(
builder: (context) {
WidgetsBinding.instance.addPostFrameCallback(
(_) => controller.requestFuture(),
);
return Center(
child: IconButton(
onPressed: controller.requestFuture,
icon: const Icon(Icons.refresh_outlined),
),
);
},
);
}
return Column(
mainAxisSize: MainAxisSize.min,
@ -77,12 +84,19 @@ class ChatEventList extends StatelessWidget {
);
}
if (controller.timeline!.canRequestHistory) {
return Builder(
builder: (context) {
WidgetsBinding.instance.addPostFrameCallback(
(_) => controller.requestHistory(),
);
return Center(
child: IconButton(
onPressed: controller.requestHistory,
icon: const Icon(Icons.refresh_outlined),
),
);
},
);
}
return const SizedBox.shrink();
}