From 67557dfb26ac472b9417d9290aba66c4d660718a Mon Sep 17 00:00:00 2001
From: Gabby Gurdin <ggurdin@gmail.com>
Date: Tue, 5 Mar 2024 11:58:59 -0500
Subject: [PATCH] widened criteria for bot DM rooms and prevent new one from
 being created if one is already present

---
 lib/pangea/controllers/pangea_controller.dart |  7 ++++-
 lib/pangea/extensions/client_extension.dart   | 11 ++++++++
 .../extensions/pangea_room_extension.dart     |  3 ++
 lib/pangea/pages/p_user_age/p_user_age.dart   | 28 ++++++++++---------
 4 files changed, 35 insertions(+), 14 deletions(-)

diff --git a/lib/pangea/controllers/pangea_controller.dart b/lib/pangea/controllers/pangea_controller.dart
index 79006aa9d..86946f314 100644
--- a/lib/pangea/controllers/pangea_controller.dart
+++ b/lib/pangea/controllers/pangea_controller.dart
@@ -14,6 +14,7 @@ import 'package:fluffychat/pangea/controllers/subscription_controller.dart';
 import 'package:fluffychat/pangea/controllers/text_to_speech_controller.dart';
 import 'package:fluffychat/pangea/controllers/user_controller.dart';
 import 'package:fluffychat/pangea/controllers/word_net_controller.dart';
+import 'package:fluffychat/pangea/extensions/client_extension.dart';
 import 'package:fluffychat/pangea/guard/p_vguard.dart';
 import 'package:fluffychat/pangea/utils/bot_name.dart';
 import 'package:fluffychat/pangea/utils/error_handler.dart';
@@ -164,7 +165,11 @@ class PangeaController {
   void startChatWithBotIfNotPresent() {
     Future.delayed(const Duration(milliseconds: 10000), () async {
       // check if user is logged in
-      if (!matrixState.client.isLogged()) return;
+      if (!matrixState.client.isLogged() ||
+          (await matrixState.client.hasBotDM)) {
+        return;
+      }
+
       try {
         await matrixState.client.startDirectChat(
           BotName.byEnvironment,
diff --git a/lib/pangea/extensions/client_extension.dart b/lib/pangea/extensions/client_extension.dart
index 98353d29b..ea0c709d7 100644
--- a/lib/pangea/extensions/client_extension.dart
+++ b/lib/pangea/extensions/client_extension.dart
@@ -168,4 +168,15 @@ extension PangeaClient on Client {
       )
       .firstOrNull
       ?.classSettings;
+
+  Future<bool> get hasBotDM async {
+    final List<Room> chats = rooms
+        .where((room) => !room.isSpace && room.membership == Membership.join)
+        .toList();
+
+    for (final Room chat in chats) {
+      if (await chat.isBotDM) return true;
+    }
+    return false;
+  }
 }
diff --git a/lib/pangea/extensions/pangea_room_extension.dart b/lib/pangea/extensions/pangea_room_extension.dart
index 1b6370ce1..96b5711a3 100644
--- a/lib/pangea/extensions/pangea_room_extension.dart
+++ b/lib/pangea/extensions/pangea_room_extension.dart
@@ -995,6 +995,9 @@ extension PangeaRoom on Room {
     );
   }
 
+  Future<bool> get isBotDM async =>
+      (await isBotRoom) && getParticipants().length == 2;
+
   BotOptionsModel? get botOptions {
     if (isSpace) return null;
     return BotOptionsModel.fromJson(
diff --git a/lib/pangea/pages/p_user_age/p_user_age.dart b/lib/pangea/pages/p_user_age/p_user_age.dart
index 9d59e84b5..3cb1fccc5 100644
--- a/lib/pangea/pages/p_user_age/p_user_age.dart
+++ b/lib/pangea/pages/p_user_age/p_user_age.dart
@@ -2,6 +2,7 @@ import 'dart:developer';
 
 import 'package:fluffychat/pangea/constants/age_limits.dart';
 import 'package:fluffychat/pangea/controllers/pangea_controller.dart';
+import 'package:fluffychat/pangea/extensions/client_extension.dart';
 import 'package:fluffychat/pangea/pages/p_user_age/p_user_age_view.dart';
 import 'package:fluffychat/pangea/utils/p_extension.dart';
 import 'package:fluffychat/widgets/fluffy_chat_app.dart';
@@ -34,19 +35,20 @@ class PUserAgeController extends State<PUserAge> {
   @override
   void initState() {
     super.initState();
-    Future.delayed(
-      Duration.zero,
-      () => Matrix.of(context)
-          .client
-          .startDirectChat(
-            BotName.byEnvironment,
-            enableEncryption: false,
-          )
-          .onError(
-            (error, stackTrace) =>
-                ErrorHandler.logError(e: error, s: stackTrace),
-          ),
-    );
+    Future.delayed(Duration.zero, () async {
+      if (!(await Matrix.of(context).client.hasBotDM)) {
+        Matrix.of(context)
+            .client
+            .startDirectChat(
+              BotName.byEnvironment,
+              enableEncryption: false,
+            )
+            .onError(
+              (error, stackTrace) =>
+                  ErrorHandler.logError(e: error, s: stackTrace),
+            );
+      }
+    });
   }
 
   String? dobValidator() {