fluffychat/lib/utils/matrix_sdk_extensions.dart/client_stories_extension.dart

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2021-12-24 14:18:09 +01:00
//@dart=2.12
import 'package:flutter/cupertino.dart';
import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:matrix/matrix.dart';
extension ClientStoriesExtension on Client {
static const String _storiesRoomType = 'msc3588.stories.stories-room';
static const String _storiesBlockListType = 'msc3588.stories.block-list';
static const int lifeTimeInHours = 24;
static const int maxPostsPerStory = 20;
List<User> get contacts => rooms
.where((room) => room.isDirectChat)
.map((room) => room.getUserByMXIDSync(room.directChatMatrixID!))
.toList();
List<Room> get storiesRooms => rooms
.where((room) =>
room
.getState(EventTypes.RoomCreate)
?.content
.tryGet<String>('type') ==
_storiesRoomType)
.toList();
Future<List<User>> getUndecidedContactsForStories(Room? storiesRoom) async {
if (storiesRoom == null) return contacts;
final invitedContacts =
(await storiesRoom.requestParticipants()).map((user) => user.id);
final decidedContacts = storiesBlockList.toSet()..addAll(invitedContacts);
return contacts
.where((contact) => !decidedContacts.contains(contact.id))
.toList();
}
List<String> get storiesBlockList =>
accountData[_storiesBlockListType]?.content.tryGetList<String>('users') ??
[];
Future<void> setStoriesBlockList(List<String> users) => setAccountData(
userID!,
_storiesBlockListType,
{'users': users},
);
Future<void> createStoriesRoom([List<String>? invite]) async {
final roomId = await createRoom(
creationContent: {"type": "msc3588.stories.stories-room"},
preset: CreateRoomPreset.privateChat,
powerLevelContentOverride: {"events_default": 100},
name: 'Stories from ${userID!.localpart}',
initialState: [
StateEvent(
type: EventTypes.Encryption,
stateKey: '',
content: {
'algorithm': 'm.megolm.v1.aes-sha2',
},
),
],
invite: invite,
);
if (getRoomById(roomId) == null) {
// Wait for room actually appears in sync
await onSync.stream
.firstWhere((sync) => sync.rooms?.join?.containsKey(roomId) ?? false);
}
}
Future<Room?> getStoriesRoom(BuildContext context) async {
final candidates = rooms.where((room) =>
room.getState(EventTypes.RoomCreate)?.content.tryGet<String>('type') ==
_storiesRoomType &&
room.ownPowerLevel >= 100);
if (candidates.isEmpty) return null;
if (candidates.length == 1) return candidates.single;
return await showModalActionSheet<Room>(
context: context,
actions: candidates
.map(
(room) => SheetAction(label: room.displayname, key: room),
)
.toList());
}
}