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Selected state, cleanup, and profile display

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This commit is contained in:
Travis Ralston 2020-06-05 14:08:20 -06:00
parent ea6b0a60ab
commit 1d8833e9f8
8 changed files with 51 additions and 12 deletions
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14
src/ActiveRoomObserver.js
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@ -27,7 +27,7 @@ import RoomViewStore from './stores/RoomViewStore';
*/
class ActiveRoomObserver {
constructor() {
this._listeners = {};
this._listeners = {}; // key=roomId, value=function(isActive:boolean)
this._activeRoomId = RoomViewStore.getRoomId();
// TODO: We could self-destruct when the last listener goes away, or at least
@ -35,6 +35,10 @@ class ActiveRoomObserver {
this._roomStoreToken = RoomViewStore.addListener(this._onRoomViewStoreUpdate.bind(this));
}
get activeRoomId(): string {
return this._activeRoomId;
}
addListener(roomId, listener) {
if (!this._listeners[roomId]) this._listeners[roomId] = [];
this._listeners[roomId].push(listener);
@ -51,23 +55,23 @@ class ActiveRoomObserver {
}
}
_emit(roomId) {
_emit(roomId, isActive: boolean) {
if (!this._listeners[roomId]) return;
for (const l of this._listeners[roomId]) {
l.call();
l.call(null, isActive);
}
}
_onRoomViewStoreUpdate() {
// emit for the old room ID
if (this._activeRoomId) this._emit(this._activeRoomId);
if (this._activeRoomId) this._emit(this._activeRoomId, false);
// update our cache
this._activeRoomId = RoomViewStore.getRoomId();
// and emit for the new one
if (this._activeRoomId) this._emit(this._activeRoomId);
if (this._activeRoomId) this._emit(this._activeRoomId, true);
}
}