From d405e92104bd83fef98c134fe3e9e46a51742335 Mon Sep 17 00:00:00 2001
From: ismailgulek <ismailg@matrix.org>
Date: Fri, 26 Aug 2022 16:54:11 +0300
Subject: [PATCH] Add a sync method to check a room data source existence

---
 .../MatrixKit/Models/Room/MXKRoomDataSourceManager.h       | 7 +++++++
 .../MatrixKit/Models/Room/MXKRoomDataSourceManager.m       | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.h b/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.h
index 46f6709da..28a62e80e 100644
--- a/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.h
+++ b/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.h
@@ -78,6 +78,13 @@ typedef enum : NSUInteger {
  */
 - (void)reset;
 
+/**
+ Flag indicating the manager has a room data source for a given room id.
+
+ @param roomId the room id to check.
+ */
+- (BOOL)hasRoomDataSourceForRoom:(NSString*)roomId;
+
 /**
  Get a room data source corresponding to a room id.
  
diff --git a/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.m b/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.m
index c028768eb..181552e53 100644
--- a/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.m
+++ b/Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSourceManager.m
@@ -191,6 +191,11 @@ static Class _roomDataSourceClass;
     }
 }
 
+- (BOOL)hasRoomDataSourceForRoom:(NSString *)roomId
+{
+    return roomDataSources[roomId] != nil;
+}
+
 - (void)roomDataSourceForRoom:(NSString *)roomId create:(BOOL)create onComplete:(void (^)(MXKRoomDataSource *roomDataSource))onComplete
 {
     NSParameterAssert(roomId);