Add 'Reply Privately' functionality

Signed-off-by: Marcel Müller <marcel-mueller@gmx.de>

NextcloudTalk/NCChatViewController.h

@@ -24,6 +24,8 @@
 
 #import "NCRoom.h"
 
+extern NSString * const NCChatViewControllerJoinChatAndReplyPrivately;
+
 @interface NCChatViewController : SLKTextViewController
 
 @property (nonatomic, strong) NCRoom *room;

NextcloudTalk/NCChatViewController.m

@@ -60,7 +60,8 @@ typedef enum NCChatMessageAction {
     kNCChatMessageActionReply = 1,
     kNCChatMessageActionCopy,
     kNCChatMessageActionResend,
-    kNCChatMessageActionDelete
+    kNCChatMessageActionDelete,
+    kNCChatMessageActionReplyPrivately
 } NCChatMessageAction;
 
 @interface NCChatViewController () <UIGestureRecognizerDelegate, UINavigationControllerDelegate, UIImagePickerControllerDelegate, UIDocumentPickerDelegate, ShareConfirmationViewControllerDelegate>
@@ -99,6 +100,8 @@ typedef enum NCChatMessageAction {
 
 @implementation NCChatViewController
 
+NSString * const NCChatViewControllerJoinChatAndReplyPrivately = @"NCChatViewControllerJoinChatAndReplyPrivately";
+
 - (instancetype)initForRoom:(NCRoom *)room
 {
     self = [super initWithTableViewStyle:UITableViewStylePlain];
@@ -904,6 +907,12 @@ typedef enum NCChatMessageAction {
                 FTPopOverMenuModel *replyModel = [[FTPopOverMenuModel alloc] initWithTitle:NSLocalizedString(@"Reply", nil) image:[UIImage imageNamed:@"reply"] userInfo:replyInfo];
                 [menuArray addObject:replyModel];
             }
+            // Reply-privately option (only to users and only if group- or public-room)
+            if (message.isReplyable && [message.actorType isEqualToString:@"users"] && (_room.type == kNCRoomTypeGroup || _room.type == kNCRoomTypePublic)) {
+                NSDictionary *replyPrivatInfo = [NSDictionary dictionaryWithObject:@(kNCChatMessageActionReplyPrivately) forKey:@"action"];
+                FTPopOverMenuModel *replyPrivatModel = [[FTPopOverMenuModel alloc] initWithTitle:NSLocalizedString(@"Reply Privately", nil) image:[UIImage imageNamed:@"reply"] userInfo:replyPrivatInfo];
+                [menuArray addObject:replyPrivatModel];
+            }
             // Re-send option
             if (message.sendingFailed) {
                 NSDictionary *replyInfo = [NSDictionary dictionaryWithObject:@(kNCChatMessageActionResend) forKey:@"action"];
@@ -939,6 +948,15 @@ typedef enum NCChatMessageAction {
                         [weakSelf presentKeyboard:YES];
                     }
                         break;
+                    case kNCChatMessageActionReplyPrivately:
+                    {
+                        NSMutableDictionary *userInfo = [[NSMutableDictionary alloc] init];
+                        [userInfo setObject:message.actorId forKey:@"actorId"];
+                        [[NSNotificationCenter defaultCenter] postNotificationName:NCChatViewControllerJoinChatAndReplyPrivately
+                                                                            object:self
+                                                                          userInfo:userInfo];
+                    }
+                        break;
                     case kNCChatMessageActionCopy:
                     {
                         UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];

NextcloudTalk/NCRoomsManager.m

@@ -86,6 +86,7 @@ NSString * const NCRoomsManagerDidReceiveChatMessagesNotification   = @"ChatMess
         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(acceptCallForRoom:) name:CallKitManagerDidAnswerCallNotification object:nil];
         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(startCallForRoom:) name:CallKitManagerDidStartCallNotification object:nil];
         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(checkForCallUpgrades:) name:CallKitManagerDidEndCallNotification object:nil];
+        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(joinOrCreateChat:) name:NCChatViewControllerJoinChatAndReplyPrivately object:nil];
     }
     
     return self;
@@ -611,6 +612,39 @@ NSString * const NCRoomsManagerDidReceiveChatMessagesNotification   = @"ChatMess
     [self startChatWithRoomToken:pushNotification.roomToken];
 }
 
+- (void)joinOrCreateChat:(NSNotification *)notification
+{
+    NSString *actorId = [notification.userInfo objectForKey:@"actorId"];
+    
+    TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
+    NSArray *accountRooms = [[NCRoomsManager sharedInstance] roomsForAccountId:activeAccount.accountId witRealm:nil];
+    
+    for (NCRoom *room in accountRooms) {
+        NSArray *participantsInRoom = [room.participants valueForKey:@"self"];
+        
+        if (room.type == kNCRoomTypeOneToOne && [participantsInRoom containsObject:actorId]) {
+            // Room already exists -> join the room
+            [self startChatWithRoomToken:room.token];
+            
+            return;
+        }
+    }
+    
+    // Did not find a one-to-one room for this user -> create a new one
+    [[NCAPIController sharedInstance] createRoomForAccount:[[NCDatabaseManager sharedInstance] activeAccount] with:actorId
+                                                    ofType:kNCRoomTypeOneToOne
+                                                   andName:nil
+                    withCompletionBlock:^(NSString *token, NSError *error) {
+                        if (!error) {
+                            [self startChatWithRoomToken:token];
+                             NSLog(@"Room %@ with %@ created", token, actorId);
+                         } else {
+                             NSLog(@"Failed creating a room with %@", actorId);
+                         }
+                    }];
+    
+}
+
 - (void)joinChatWithLocalNotification:(NSNotification *)notification
 {
     NSString *roomToken = [notification.userInfo objectForKey:@"roomToken"];