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

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//@dart=2.12
import 'package:flutter/cupertino.dart';
import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:matrix/matrix.dart';
extension ClientStoriesExtension on Client {
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static const String storiesRoomType = 'msc3588.stories.stories-room';
static const String storiesBlockListType = 'msc3588.stories.block-list';
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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') ==
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storiesRoomType)
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.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 =>
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accountData[storiesBlockListType]?.content.tryGetList<String>('users') ??
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[];
Future<void> setStoriesBlockList(List<String> users) => setAccountData(
userID!,
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storiesBlockListType,
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{'users': users},
);
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Future<Room> createStoriesRoom([List<String>? invite]) async {
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final roomId = await createRoom(
creationContent: {"type": "msc3588.stories.stories-room"},
preset: CreateRoomPreset.privateChat,
powerLevelContentOverride: {"events_default": 100},
name: 'Stories from ${userID!.localpart}',
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topic:
'This is a room for stories sharing, not unlike the similarly named features in other messaging networks. For best experience please use FluffyChat or minesTrix. Feature development can be followed on: https://github.com/matrix-org/matrix-doc/pull/3588',
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initialState: [
StateEvent(
type: EventTypes.Encryption,
stateKey: '',
content: {
'algorithm': 'm.megolm.v1.aes-sha2',
},
),
StateEvent(
type: 'm.room.retention',
stateKey: '',
content: {
'min_lifetime': 86400000,
'max_lifetime': 86400000,
},
),
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],
invite: invite,
);
if (getRoomById(roomId) == null) {
// Wait for room actually appears in sync
await onSync.stream
.firstWhere((sync) => sync.rooms?.join?.containsKey(roomId) ?? false);
}
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return getRoomById(roomId)!;
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}
Future<Room?> getStoriesRoom(BuildContext context) async {
final candidates = rooms.where((room) =>
room.getState(EventTypes.RoomCreate)?.content.tryGet<String>('type') ==
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storiesRoomType &&
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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());
}
}