Sort rooms by last activity.

Signed-off-by: Ivan Sein <ivan@nextcloud.com>

VideoCalls/NCAPIController.m

@@ -132,8 +132,9 @@ NSString * const kNCSpreedAPIVersion    = @"/apps/spreed/api/v1";
             [rooms addObject:ncRoom];
         }
 
-        // Sort by lastPing
-        NSSortDescriptor *valueDescriptor = [[NSSortDescriptor alloc] initWithKey:@"lastPing" ascending:NO];
+        // Sort by lastPing or lastActivity
+        NSString *sortKey = ([[NCSettingsController sharedInstance] serverHasTalkCapability:kCapabilityLastRoomActivity]) ? @"lastActivity" : @"lastPing";
+        NSSortDescriptor *valueDescriptor = [[NSSortDescriptor alloc] initWithKey:sortKey ascending:NO];
         NSArray *descriptors = [NSArray arrayWithObject:valueDescriptor];
         [rooms sortUsingDescriptors:descriptors];
         

VideoCalls/NCRoom.h

@@ -31,6 +31,7 @@ typedef enum NCRoomType {
 @property (nonatomic, assign) NSInteger unreadMessages;
 @property (nonatomic, copy) NSString *guestList;
 @property (nonatomic, copy) NSDictionary *participants;
+@property (nonatomic, assign) NSInteger lastActivity;
 
 + (instancetype)roomWithDictionary:(NSDictionary *)roomDict;
 

VideoCalls/NCRoom.m

@@ -28,6 +28,7 @@
     room.unreadMessages = [[roomDict objectForKey:@"unreadMessages"] integerValue];
     room.guestList = [roomDict objectForKey:@"guestList"];
     room.participants = [roomDict objectForKey:@"participants"];
+    room.lastActivity = [[roomDict objectForKey:@"lastActivity"] integerValue];
     
     id name = [roomDict objectForKey:@"name"];
     if ([name isKindOfClass:[NSString class]]) {