Matrix/fluffychat
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refactor: Improve performance of chat list

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krille-chan 2024-05-10 16:32:14 +02:00
parent 3d362df80a
commit 3c85786c10
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2 changed files with 24 additions and 31 deletions
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49
lib/pages/chat_list/chat_list_body.dart
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@ -14,7 +14,6 @@ import 'package:fluffychat/pages/chat_list/status_msg_list.dart';
import 'package:fluffychat/pages/chat_list/utils/on_chat_tap.dart';
import 'package:fluffychat/pages/user_bottom_sheet/user_bottom_sheet.dart';
import 'package:fluffychat/utils/adaptive_bottom_sheet.dart';
import 'package:fluffychat/utils/matrix_sdk_extensions/matrix_locals.dart';
import 'package:fluffychat/utils/stream_extension.dart';
import 'package:fluffychat/widgets/avatar.dart';
import 'package:fluffychat/widgets/public_room_bottom_sheet.dart';
@ -43,7 +42,7 @@ class ChatListViewBody extends StatelessWidget {
Theme.of(context).textTheme.bodyLarge!.color!.withAlpha(100);
final subtitleColor =
Theme.of(context).textTheme.bodyLarge!.color!.withAlpha(50);
final filter = controller.searchController.text.toLowerCase();
return PageTransitionSwitcher(
transitionBuilder: (
Widget child,
@ -239,35 +238,23 @@ class ChatListViewBody extends StatelessWidget {
),
),
if (client.prevBatch != null)
SliverList(
delegate: SliverChildBuilderDelegate(
(BuildContext context, int i) {
if (!rooms[i]
.getLocalizedDisplayname(
MatrixLocals(L10n.of(context)!),
)
.toLowerCase()
.contains(
controller.searchController.text.toLowerCase(),
)) {
return const SizedBox.shrink();
}
final activeChat = controller.activeChat == rooms[i].id;
return ChatListItem(
rooms[i],
key: Key('chat_list_item_${rooms[i].id}'),
selected:
controller.selectedRoomIds.contains(rooms[i].id),
onTap: controller.selectMode == SelectMode.select
? () => controller.toggleSelection(rooms[i].id)
: () => onChatTap(rooms[i], context),
onLongPress: () =>
controller.toggleSelection(rooms[i].id),
activeChat: activeChat,
);
},
childCount: rooms.length,
),
SliverList.builder(
itemCount: rooms.length,
itemBuilder: (BuildContext context, int i) {
return ChatListItem(
rooms[i],
key: Key('chat_list_item_${rooms[i].id}'),
filter: filter,
selected:
controller.selectedRoomIds.contains(rooms[i].id),
onTap: controller.selectMode == SelectMode.select
? () => controller.toggleSelection(rooms[i].id)
: () => onChatTap(rooms[i], context),
onLongPress: () =>
controller.toggleSelection(rooms[i].id),
activeChat: controller.activeChat == rooms[i].id,
);
},
),
],
),

6
lib/pages/chat_list/chat_list_item.dart
View file

@ -22,6 +22,7 @@ class ChatListItem extends StatelessWidget {
final void Function()? onLongPress;
final void Function()? onForget;
final void Function() onTap;
final String? filter;
const ChatListItem(
this.room, {
@ -30,6 +31,7 @@ class ChatListItem extends StatelessWidget {
required this.onTap,
this.onLongPress,
this.onForget,
this.filter,
super.key,
});
@ -83,6 +85,10 @@ class ChatListItem extends StatelessWidget {
final displayname = room.getLocalizedDisplayname(
MatrixLocals(L10n.of(context)!),
);
final filter = this.filter;
if (filter != null && !displayname.toLowerCase().contains(filter)) {
return const SizedBox.shrink();
}
return Padding(
padding: const EdgeInsets.symmetric(
horizontal: 8,