Merge pull request #1944 from vector-im/riot_1911

Replies: Implement sending

CHANGES.rst

@@ -4,6 +4,7 @@ Changes in 0.6.21 ()
 Improvements:
 * Update project structure. Organize UI related files by feature (PR#1932).
 * Move image files to xcassets (PR#1932).
+* Replies: Implement sending (#1911).
 
 Changes in 0.6.20 (2018-07-13)
 ===============================================

Riot/Assets/en.lproj/Vector.strings

@@ -233,9 +233,12 @@
 "room_two_users_are_typing" = "%@ & %@ are typing…";
 "room_many_users_are_typing" = "%@, %@ & others are typing…";
 "room_message_placeholder" = "Send a message (unencrypted)…";
+"room_message_reply_to_placeholder" = "Send a reply (unencrypted)…";
 "room_do_not_have_permission_to_post" = "You do not have permission to post to this room";
 "encrypted_room_message_placeholder" = "Send an encrypted message…";
+"encrypted_room_message_reply_to_placeholder" = "Send an encrypted reply…";
 "room_message_short_placeholder" = "Send a message…";
+"room_message_reply_to_short_placeholder" = "Send a reply…";
 "room_offline_notification" = "Connectivity to the server has been lost.";
 "room_unsent_messages_notification" = "Messages not sent. %@ or %@ now?";
 "room_unsent_messages_unknown_devices_notification" = "Message not sent due to unknown devices being present. %@ or %@ now?";

Riot/Modules/Room/RoomViewController.m

@@ -118,6 +118,7 @@
 #import "StickerPickerViewController.h"
 
 #import "EventFormatter.h"
+#import <MatrixKit/MXKSlashCommands.h>
 
 #import "Riot-Swift.h"
 
@@ -200,6 +201,9 @@
 
     // Observe kRiotDesignValuesDidChangeThemeNotification to handle user interface theme change.
     id kRiotDesignValuesDidChangeThemeNotificationObserver;
+    
+    // Tell whether the input text field is in send reply mode. If true typed message will be sent to highlighted event.
+    BOOL isInReplyMode;
 }
 
 @end
@@ -984,15 +988,15 @@
 {
     // Override the default behavior for `/join` command in order to open automatically the joined room
     
-    if ([string hasPrefix:kCmdJoinRoom])
+    if ([string hasPrefix:kMXKSlashCmdJoinRoom])
     {
         // Join a room
         NSString *roomAlias;
         
         // Sanity check
-        if (string.length > kCmdJoinRoom.length)
+        if (string.length > kMXKSlashCmdJoinRoom.length)
         {
-            roomAlias = [string substringFromIndex:kCmdJoinRoom.length + 1];
+            roomAlias = [string substringFromIndex:kMXKSlashCmdJoinRoom.length + 1];
             
             // Remove white space from both ends
             roomAlias = [roomAlias stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
@@ -1074,6 +1078,28 @@
     }
 }
 
+- (void)sendTextMessage:(NSString*)msgTxt
+{
+    if (isInReplyMode && customizedRoomDataSource.selectedEventId)
+    {
+        [self.roomDataSource sendReplyToEventWithId:customizedRoomDataSource.selectedEventId withTextMessage:msgTxt success:nil failure:^(NSError *error) {
+            // Just log the error. The message will be displayed in red in the room history
+            NSLog(@"[MXKRoomViewController] sendTextMessage failed.");
+        }];
+    }
+    else
+    {
+        // Let the datasource send it and manage the local echo
+        [self.roomDataSource sendTextMessage:msgTxt success:nil failure:^(NSError *error)
+         {
+             // Just log the error. The message will be displayed in red in the room history
+             NSLog(@"[MXKRoomViewController] sendTextMessage failed.");
+         }];
+    }
+    
+    [self cancelEventSelection];
+}
+
 - (void)destroy
 {
     rightBarButtonItems = nil;
@@ -1391,6 +1417,13 @@
     }
 }
 
+- (void)enableReplyMode:(BOOL)enable
+{
+    isInReplyMode = enable;
+    RoomInputToolbarView *roomInputToolbarView = (RoomInputToolbarView*)self.inputToolbarView;
+    roomInputToolbarView.replyToEnabled = enable;
+}
+
 - (void)onSwipeGesture:(UISwipeGestureRecognizer*)swipeGestureRecognizer
 {
     UIView *view = swipeGestureRecognizer.view;
@@ -1922,7 +1955,7 @@
             else if (tappedEvent)
             {
                 // Highlight this event in displayed message
-                customizedRoomDataSource.selectedEventId = tappedEvent.eventId;
+                [self selectEventWithId:tappedEvent.eventId];
             }
             
             // Force table refresh
@@ -1965,7 +1998,7 @@
                 else
                 {
                     // Highlight this event in displayed message
-                    customizedRoomDataSource.selectedEventId = ((MXKRoomBubbleTableViewCell*)cell).bubbleData.attachment.eventId;
+                    [self selectEventWithId:((MXKRoomBubbleTableViewCell*)cell).bubbleData.attachment.eventId];
                 }
                 
                 // Force table refresh
@@ -2717,8 +2750,19 @@
     return shouldDoAction;
 }
 
+- (void)selectEventWithId:(NSString*)eventId
+{
+    BOOL shouldEnableReplyMode = [self.roomDataSource canReplyToEventWithId:eventId];;
+    
+    [self enableReplyMode:shouldEnableReplyMode];
+    
+    customizedRoomDataSource.selectedEventId = eventId;
+}
+
 - (void)cancelEventSelection
 {
+    [self enableReplyMode:NO];
+    
     if (currentAlert)
     {
         [currentAlert dismissViewControllerAnimated:NO completion:nil];
@@ -2968,7 +3012,8 @@
     [super roomInputToolbarView:toolbarView isTyping:typing];
 
     // Cancel potential selected event (to leave edition mode)
-    if (typing && customizedRoomDataSource.selectedEventId)
+    NSString *selectedEventId = customizedRoomDataSource.selectedEventId;
+    if (typing && selectedEventId && ![self.roomDataSource canReplyToEventWithId:selectedEventId])
     {
         [self cancelEventSelection];
     }

Riot/Modules/Room/Views/InputToolbar/RoomInputToolbarView.h

@@ -69,6 +69,11 @@
  */
 @property (nonatomic) BOOL isEncryptionEnabled;
 
+/**
+ Tell whether the input text will be a reply to a message.
+ */
+@property (nonatomic, getter=isReplyToEnabled) BOOL replyToEnabled;
+
 /**
  Tell whether a call is active.
  */

Riot/Modules/Room/Views/InputToolbar/RoomInputToolbarView.m

@@ -153,6 +153,41 @@
     self.placeholder = placeholder;
 }
 
+- (void)setReplyToEnabled:(BOOL)isReplyToEnabled
+{
+    _replyToEnabled = isReplyToEnabled;
+    
+    [self updatePlaceholder];
+}
+
+- (void)updatePlaceholder
+{
+    // Consider the default placeholder
+    
+    NSString *placeholder;
+    
+    // Check the device screen size before using large placeholder
+    BOOL shouldDisplayLargePlaceholder = [GBDeviceInfo deviceInfo].family == GBDeviceFamilyiPad || [GBDeviceInfo deviceInfo].displayInfo.display >= GBDeviceDisplay4p7Inch;
+    
+    if (!shouldDisplayLargePlaceholder)
+    {
+        placeholder = _replyToEnabled ? NSLocalizedStringFromTable(@"room_message_reply_to_short_placeholder", @"Vector", nil) : NSLocalizedStringFromTable(@"room_message_short_placeholder", @"Vector", nil);
+    }
+    else
+    {
+        if (_isEncryptionEnabled)
+        {
+            placeholder = _replyToEnabled ? NSLocalizedStringFromTable(@"encrypted_room_message_reply_to_placeholder", @"Vector", nil) : NSLocalizedStringFromTable(@"encrypted_room_message_placeholder", @"Vector", nil);
+        }
+        else
+        {
+            placeholder = _replyToEnabled ? NSLocalizedStringFromTable(@"room_message_reply_to_placeholder", @"Vector", nil) : NSLocalizedStringFromTable(@"room_message_placeholder", @"Vector", nil);
+        }
+    }
+    
+    self.placeholder = placeholder;
+}
+
 - (void)setActiveCall:(BOOL)activeCall
 {
     if (_activeCall != activeCall)