From 133f981fa8cb4b1efd55c4263e70e9995c3f6c39 Mon Sep 17 00:00:00 2001
From: Travis Ralston <travpc@gmail.com>
Date: Mon, 31 Aug 2020 10:22:29 -0600
Subject: [PATCH] Run the tag selection behaviour through the prototype store
 too

---
 src/stores/CommunityPrototypeStore.ts | 10 ++++++++++
 src/stores/TagOrderStore.js           | 20 --------------------
 2 files changed, 10 insertions(+), 20 deletions(-)

diff --git a/src/stores/CommunityPrototypeStore.ts b/src/stores/CommunityPrototypeStore.ts
index 1bc0a46376..501ebfde17 100644
--- a/src/stores/CommunityPrototypeStore.ts
+++ b/src/stores/CommunityPrototypeStore.ts
@@ -26,6 +26,7 @@ import FlairStore from "./FlairStore";
 import TagOrderStore from "./TagOrderStore";
 import { MatrixClientPeg } from "../MatrixClientPeg";
 import GroupStore from "./GroupStore";
+import dis from "../dispatcher/dispatcher";
 
 interface IState {
     // nothing of value - we use account data
@@ -111,6 +112,15 @@ export class CommunityPrototypeStore extends AsyncStoreWithClient<IState> {
             if (payload.event_type.startsWith("im.vector.group_info.")) {
                 this.emit(UPDATE_EVENT, payload.event_type.substring("im.vector.group_info.".length));
             }
+        } else if (payload.action === "select_tag") {
+            // Automatically select the general chat when switching communities
+            const chat = this.getGeneralChat(payload.tag);
+            if (chat) {
+                dis.dispatch({
+                    action: 'view_room',
+                    room_id: chat.roomId,
+                });
+            }
         }
     }
 
diff --git a/src/stores/TagOrderStore.js b/src/stores/TagOrderStore.js
index 3dfdc5feaf..2b72a963b0 100644
--- a/src/stores/TagOrderStore.js
+++ b/src/stores/TagOrderStore.js
@@ -166,26 +166,6 @@ class TagOrderStore extends Store {
                     selectedTags: newTags,
                 });
 
-                if (!allowMultiple && newTags.length === 1) {
-                    // We're in prototype behaviour: select the general chat for the community
-                    // XXX: This is duplicated with the CommunityPrototypeStore as a cyclical reference
-                    const rooms = GroupStore.getGroupRooms(newTags[0])
-                        .map(r => MatrixClientPeg.get().getRoom(r.roomId))
-                        .filter(r => !!r);
-                    let chat = rooms.find(r => {
-                        const idState = r.currentState.getStateEvents("im.vector.general_chat", "");
-                        if (!idState || idState.getContent()['groupId'] !== newTags[0]) return false;
-                        return true;
-                    });
-                    if (!chat) chat = rooms[0];
-                    if (chat) {
-                        dis.dispatch({
-                            action: 'view_room',
-                            room_id: chat.roomId,
-                        });
-                    }
-                }
-
                 Analytics.trackEvent('FilterStore', 'select_tag');
             }
             break;