change the way getTimeline is used, bump matrix sdk version

lib/pangea/controllers/my_analytics_controller.dart

@@ -277,7 +277,11 @@ class MyAnalyticsController {
     // get the timelines for each chat
     final List<Future<Timeline>> timelineFutures = [];
     for (final chat in chats) {
-      timelineFutures.add(chat.getTimeline());
+      timelineFutures.add(
+        chat.timeline == null
+            ? chat.getTimeline()
+            : Future.value(chat.timeline),
+      );
     }
     final List<Timeline> timelines = await Future.wait(timelineFutures);
     final Map<String, Timeline> timelineMap =

lib/pangea/extensions/client_extension/general_info_extension.dart

@@ -3,7 +3,7 @@ part of "client_extension.dart";
 extension GeneralInfoClientExtension on Client {
   Future<List<String>> get _teacherRoomIds async {
     final List<String> adminRoomIds = [];
-    for (final Room adminSpace in (await _spacesImTeaching)) {
+    for (final Room adminSpace in (_spacesImTeaching)) {
       adminRoomIds.add(adminSpace.id);
       final List<String> adminSpaceRooms = adminSpace.allSpaceChildRoomIds;
       adminRoomIds.addAll(adminSpaceRooms);
@@ -59,7 +59,7 @@ extension GeneralInfoClientExtension on Client {
     final Event? originalEvent = await room!.getEventById(edittedEventId);
     if (originalEvent == null) return [];
 
-    final Timeline timeline = await room.getTimeline();
+    final Timeline timeline = room.timeline ?? await room.getTimeline();
     final List<Event> editEvents = originalEvent
         .aggregatedEvents(
           timeline,

lib/pangea/extensions/pangea_room_extension/events_extension.dart

@@ -320,7 +320,7 @@ extension EventsRoomExtension on Room {
           "In messageListForChat with room that is not a chat",
         );
       }
-      final Timeline timeline = await getTimeline();
+      final Timeline timeline = this.timeline ?? await getTimeline();
 
       while (timeline.canRequestHistory && numberOfSearches < 50) {
         await timeline.requestHistory(historyCount: 100);
@@ -433,7 +433,7 @@ extension EventsRoomExtension on Room {
   }) async {
     try {
       int numberOfSearches = 0;
-      final Timeline timeline = await getTimeline();
+      final Timeline timeline = this.timeline ?? await getTimeline();
 
       List<Event> relevantEvents() => timeline.events
           .where((event) => event.senderId == sender && event.type == type)

lib/pangea/pages/analytics/construct_list.dart

@@ -166,7 +166,7 @@ class ConstructListViewState extends State<ConstructListView> {
     if (_timelinesCache.containsKey(use.chatId)) {
       timeline = _timelinesCache[use.chatId];
     } else {
-      timeline = await msgRoom.getTimeline();
+      timeline = msgRoom.timeline ?? await msgRoom.getTimeline();
       _timelinesCache[use.chatId] = timeline;
     }
 

lib/pangea/utils/get_chat_list_item_subtitle.dart

@@ -36,9 +36,11 @@ class GetChatListItemSubtitle {
         eventContextId = null;
       }
 
-      final Timeline timeline = await event.room.getTimeline(
-        eventContextId: eventContextId,
-      );
+      final Timeline timeline = event.room.timeline != null &&
+              event.room.timeline!.events
+                  .any((event) => event.eventId == eventContextId)
+          ? event.room.timeline!
+          : await event.room.getTimeline(eventContextId: eventContextId);
 
       if (moveBackInTimeline(event)) {
         event = timeline.events.firstWhereOrNull((e) => !moveBackInTimeline(e));

pubspec.lock

@@ -105,14 +105,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.4.0"
-  base58check:
-    dependency: transitive
-    description:
-      name: base58check
-      sha256: "6c300dfc33e598d2fe26319e13f6243fea81eaf8204cb4c6b69ef20a625319a5"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.0"
   blurhash_dart:
     dependency: "direct main"
     description:
@@ -145,14 +137,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.3.3"
-  canonical_json:
-    dependency: transitive
-    description:
-      name: canonical_json
-      sha256: d6be1dd66b420c6ac9f42e3693e09edf4ff6edfee26cb4c28c1c019fdb8c0c15
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.2"
   characters:
     dependency: transitive
     description:
@@ -369,14 +353,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.9.9"
-  enhanced_enum:
-    dependency: transitive
-    description:
-      name: enhanced_enum
-      sha256: "074c5a8b9664799ca91e1e8b68003b8694cb19998671cbafd9c7779c13fcdecf"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.2.4"
   equatable:
     dependency: transitive
     description:
@@ -1039,14 +1015,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.15.4"
-  html_unescape:
-    dependency: transitive
-    description:
-      name: html_unescape
-      sha256: "15362d7a18f19d7b742ef8dcb811f5fd2a2df98db9f80ea393c075189e0b61e3"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.0"
   http:
     dependency: "direct main"
     description:
@@ -1434,7 +1402,7 @@ packages:
     description:
       path: "."
       ref: main
-      resolved-ref: "0e27bd767a7f0faa7c25ea5f68292fb0b4f59a97"
+      resolved-ref: "40b095825f2cefeac548009e96376110e72c76ff"
       url: "https://github.com/pangeachat/matrix-dart-sdk.git"
     source: git
     version: "0.30.0"
@@ -1494,14 +1462,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.2"
-  olm:
-    dependency: transitive
-    description:
-      name: olm
-      sha256: "37948a6576949256f3ee1d0063d5b408634ff7e452b9a5c2f6410f9d7ced1c20"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.3"
   open_file:
     dependency: "direct main"
     description:
@@ -1846,14 +1806,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.2.1"
-  random_string:
-    dependency: transitive
-    description:
-      name: random_string
-      sha256: "03b52435aae8cbdd1056cf91bfc5bf845e9706724dd35ae2e99fa14a1ef79d02"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.3.1"
   receive_sharing_intent:
     dependency: "direct main"
     description:
@@ -1974,14 +1926,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.0.1"
-  sdp_transform:
-    dependency: transitive
-    description:
-      name: sdp_transform
-      sha256: "73e412a5279a5c2de74001535208e20fff88f225c9a4571af0f7146202755e45"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.3.2"
   sentiment_dart:
     dependency: transitive
     description:
@@ -2459,14 +2403,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.2.2"
-  unorm_dart:
-    dependency: transitive
-    description:
-      name: unorm_dart
-      sha256: "5b35bff83fce4d76467641438f9e867dc9bcfdb8c1694854f230579d68cd8f4b"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.2.0"
   url_launcher:
     dependency: "direct main"
     description: