vector-im/element-ios/issues/5298 - Implemented location sharing from the input toolbar action menu.

Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSource.h

@@ -591,6 +591,25 @@ extern NSString *const kMXKRoomDataSourceTimelineErrorErrorKey;
                        success:(void (^)(NSString *eventId))success
                        failure:(void (^)(NSError *error))failure;
 
+/**
+ Send a location message to a room.
+ 
+ While sending, a fake event will be echoed in the messages list.
+ Once complete, this local echo will be replaced by the event saved by the homeserver.
+ 
+ @param latitude the location's latitude
+ @param longitude the location's longitude
+ @param description an optional description
+ @param success A block object called when the operation succeeds. It returns
+                the event id of the event generated on the homeserver
+ @param failure A block object called when the operation fails.
+ */
+- (void)sendLocationWithLatitude:(double)latitude
+                       longitude:(double)longitude
+                     description:(NSString *)description
+                         success:(void (^)(NSString *))success
+                         failure:(void (^)(NSError *))failure;
+
 /**
  Send a generic non state event to a room.
 

Riot/Modules/MatrixKit/Models/Room/MXKRoomDataSource.m

@@ -1914,6 +1914,29 @@ typedef NS_ENUM (NSUInteger, MXKRoomDataSourceError) {
     }
 }
 
+- (void)sendLocationWithLatitude:(double)latitude
+                       longitude:(double)longitude
+                     description:(NSString *)description
+                         success:(void (^)(NSString *))success
+                         failure:(void (^)(NSError *))failure
+{
+    __block MXEvent *localEchoEvent = nil;
+    
+    // Make the request to the homeserver
+    [_room sendLocationWithLatitude:latitude
+                          longitude:longitude
+                        description:description
+                          localEcho:&localEchoEvent
+                            success:success failure:failure];
+    
+    if (localEchoEvent)
+    {
+        // Make the data source digest this fake local echo message
+        [self queueEventForProcessing:localEchoEvent withRoomState:self.roomState direction:MXTimelineDirectionForwards];
+        [self processQueuedEvents:nil];
+    }
+}
+
 - (void)sendEventOfType:(MXEventTypeString)eventTypeString content:(NSDictionary<NSString*, id>*)msgContent success:(void (^)(NSString *eventId))success failure:(void (^)(NSError *error))failure
 {
     __block MXEvent *localEchoEvent = nil;