fix: improve logic for when to request missing activity summary (#3714)

lib/pangea/activity_sessions/activity_status_message.dart

@@ -5,6 +5,7 @@ import 'package:matrix/matrix.dart';
 import 'package:fluffychat/config/themes.dart';
 import 'package:fluffychat/pangea/activity_sessions/activity_room_extension.dart';
 import 'package:fluffychat/pangea/activity_sessions/activity_unfinished_status_message.dart';
+import 'package:fluffychat/pangea/activity_sessions/load_activity_summary_widget.dart';
 
 class ActivityStatusMessage extends StatelessWidget {
   final Room room;
@@ -16,10 +17,14 @@ class ActivityStatusMessage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    if (!room.showActivityChatUI || room.activityIsFinished) {
+    if (!room.showActivityChatUI) {
       return const SizedBox.shrink();
     }
 
+    if (room.activityIsFinished) {
+      return LoadActivitySummaryWidget(room: room);
+    }
+
     final role = room.ownRole;
     if (role != null && !role.isFinished) {
       return const SizedBox.shrink();

lib/pangea/activity_sessions/load_activity_summary_widget.dart

@@ -0,0 +1,66 @@
+import 'package:flutter/material.dart';
+
+import 'package:matrix/matrix.dart';
+
+import 'package:fluffychat/pangea/activity_sessions/activity_room_extension.dart';
+import 'package:fluffychat/pangea/activity_summary/activity_summary_model.dart';
+import 'package:fluffychat/pangea/activity_summary/activity_summary_response_model.dart';
+
+class LoadActivitySummaryWidget extends StatefulWidget {
+  final Room room;
+  const LoadActivitySummaryWidget({super.key, required this.room});
+
+  @override
+  State<LoadActivitySummaryWidget> createState() =>
+      LoadActivitySummaryWidgetState();
+}
+
+class LoadActivitySummaryWidgetState extends State<LoadActivitySummaryWidget> {
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _loadActivitySummary();
+    });
+  }
+
+  ActivitySummaryModel? get _summaryEvent => widget.room.activitySummary;
+  ActivitySummaryResponseModel? get _summary => _summaryEvent?.summary;
+
+  Future<void> _loadActivitySummary() async {
+    if (_summary != null) return;
+
+    // The summary state event is null
+    // Wait for 5 seconds. If still null (or not loading), run request.
+    if (_summaryEvent == null) {
+      await Future.delayed(const Duration(seconds: 5));
+
+      if (_summaryEvent == null || !_summaryEvent!.isLoading) {
+        await widget.room.fetchSummaries();
+      }
+      return;
+    }
+
+    // The summary state event is waiting (<= 10 seconds since request)
+    // Wait for 10 seconds (or time remaining until not waiting). If summary still not there, run request.
+    if (_summaryEvent!.isLoading) {
+      final remainingTime =
+          DateTime.now().difference(_summaryEvent!.requestedAt!).inSeconds;
+
+      await Future.delayed(
+        Duration(seconds: remainingTime < 10 ? 10 - remainingTime : 0),
+        () async {
+          if (_summary == null) await widget.room.fetchSummaries();
+        },
+      );
+      return;
+    }
+
+    // The summary state event has an error (or > 10 seconds since request)
+    // Re-run immediately
+    await widget.room.fetchSummaries();
+  }
+
+  @override
+  Widget build(BuildContext context) => const SizedBox();
+}

lib/pangea/activity_summary/activity_summary_model.dart

@@ -36,7 +36,7 @@ class ActivitySummaryModel {
       summary == null &&
       requestedAt != null &&
       requestedAt!.isBefore(
-        DateTime.now().subtract(const Duration(seconds: 30)),
+        DateTime.now().subtract(const Duration(seconds: 10)),
       );
 
   bool get hasError => errorAt != null || _hasTimeout;