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⚡ User channel profile cache

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This commit is contained in:
LittleSheep
2025-03-04 23:35:28 +08:00
parent 5ac657e526
commit d40a6ca1c4
3 changed files with 70 additions and 9 deletions
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59
lib/providers/channel.dart
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@ -8,6 +8,7 @@ import 'package:surface/providers/database.dart';
import 'package:surface/providers/sn_network.dart';
import 'package:surface/providers/sn_realm.dart';
import 'package:surface/providers/user_directory.dart';
import 'package:surface/providers/userinfo.dart';
import 'package:surface/types/chat.dart';
class ChatChannelProvider extends ChangeNotifier {
@ -15,12 +16,14 @@ class ChatChannelProvider extends ChangeNotifier {
late final SnNetworkProvider _sn;
late final UserDirectoryProvider _ud;
late final UserProvider _ua;
late final DatabaseProvider _dt;
late final SnRealmProvider _rels;
ChatChannelProvider(BuildContext context) {
_sn = context.read<SnNetworkProvider>();
_ud = context.read<UserDirectoryProvider>();
_ua = context.read<UserProvider>();
_dt = context.read<DatabaseProvider>();
_rels = context.read<SnRealmProvider>();
}
@ -149,4 +152,60 @@ class ChatChannelProvider extends ChangeNotifier {
await _ud.listAccount(out.map((ele) => ele.sender.accountId).toSet());
return out;
}
Future<void> _saveMemberToLocal(Iterable<SnChannelMember> members) async {
final queries = members.map((ele) {
return _dt.db.snLocalChannelMember.insertOne(
SnLocalChannelMemberCompanion.insert(
id: Value(ele.id),
channelId: ele.channelId,
accountId: ele.accountId,
content: ele,
cacheExpiredAt: DateTime.now().add(const Duration(days: 7)),
),
onConflict: DoUpdate(
(_) => SnLocalChannelMemberCompanion.custom(
content: Constant(jsonEncode(ele.toJson())),
cacheExpiredAt:
Constant(DateTime.now().add(const Duration(days: 7))),
),
),
);
});
await Future.wait(queries);
}
Future<void> removeLocalChannel(SnChannel channel) async {
await _dt.db.transaction(() async {
await (_dt.db.snLocalChannelMember.delete()
..where((e) => e.channelId.equals(channel.id)))
.go();
await (_dt.db.snLocalChatChannel.delete()
..where((e) => e.id.equals(channel.id)))
.go();
await (_dt.db.snLocalChatMessage.delete()
..where((e) => e.channelId.equals(channel.id)))
.go();
});
}
Future<void> updateChannelProfile(SnChannelMember member) {
return _saveMemberToLocal([member]);
}
Future<SnChannelMember> getChannelProfile(SnChannel channel) async {
if (_ua.user == null) throw Exception('User not logged in');
final local = await (_dt.db.snLocalChannelMember.select()
..where((e) => e.channelId.equals(channel.id))
..where((e) => e.accountId.equals(_ua.user!.id)))
.getSingleOrNull();
if (local != null) {
return local.content;
}
final resp = await _sn.client.get('/cgi/im/channels/${channel.keyPath}/me');
final out = SnChannelMember.fromJson(resp.data);
_saveMemberToLocal([out]);
return out;
}
}