Added indicator when a message was edited (#447)

Author: martinmitrevski

CHANGELOG.md

@@ -5,6 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### ✅ Added
 - Link detection in the text views
+- Indicator when a message was edited
 
 # [4.49.0](https://github.com/GetStream/stream-chat-swiftui/releases/tag/4.49.0)
 _February 28, 2024_

Package.swift

@@ -17,7 +17,7 @@ let package = Package(
         )
     ],
     dependencies: [
-        .package(url: "https://github.com/GetStream/stream-chat-swift.git", from: "4.49.0"),
+        .package(url: "https://github.com/GetStream/stream-chat-swift.git", from: "4.50.0"),
     ],
     targets: [
         .target(

Sources/StreamChatSwiftUI/ChatChannel/ChatChannelViewModel.swift

@@ -350,8 +350,11 @@ open class ChatChannelViewModel: ObservableObject, MessagesDataSource {
             }
 
             let delay = previousMessage.createdAt.timeIntervalSince(date)
+            let showMessageEditedLabel = utils.messageListConfig.isMessageEditedLabelEnabled
+                && message.textUpdatedAt != nil
 
-            if delay > utils.messageListConfig.maxTimeIntervalBetweenMessagesInGroup {
+            if delay > utils.messageListConfig.maxTimeIntervalBetweenMessagesInGroup
+                || showMessageEditedLabel {
                 temp[message.id]?.append(firstMessageKey)
                 var prevInfo = temp[previousMessage.id] ?? []
                 prevInfo.append(lastMessageKey)

Sources/StreamChatSwiftUI/ChatChannel/MessageList/MessageIdBuilder.swift

@@ -20,6 +20,9 @@ public class DefaultMessageIdBuilder: MessageIdBuilder {
         if message.localState != nil {
             statesId = message.uploadingStatesId
         }
+        if message.textUpdatedAt != nil {
+            statesId = "edited"
+        }
         return message.baseId + statesId + message.reactionScoresId
             + message.repliesCountId + "\(message.updatedAt)" + message.pinStateId
     }

Sources/StreamChatSwiftUI/ChatChannel/MessageList/MessageListConfig.swift

@@ -28,7 +28,8 @@ public struct MessageListConfig {
         handleTabBarVisibility: Bool = true,
         messageListAlignment: MessageListAlignment = .standard,
         uniqueReactionsEnabled: Bool = false,
-        localLinkDetectionEnabled: Bool = true
+        localLinkDetectionEnabled: Bool = true,
+        isMessageEditedLabelEnabled: Bool = true
     ) {
         self.messageListType = messageListType
         self.typingIndicatorPlacement = typingIndicatorPlacement
@@ -50,6 +51,7 @@ public struct MessageListConfig {
         self.messageListAlignment = messageListAlignment
         self.uniqueReactionsEnabled = uniqueReactionsEnabled
         self.localLinkDetectionEnabled = localLinkDetectionEnabled
+        self.isMessageEditedLabelEnabled = isMessageEditedLabelEnabled
     }
 
     public let messageListType: MessageListType
@@ -72,6 +74,7 @@ public struct MessageListConfig {
     public let messageListAlignment: MessageListAlignment
     public let uniqueReactionsEnabled: Bool
     public let localLinkDetectionEnabled: Bool
+    public let isMessageEditedLabelEnabled: Bool
 }
 
 /// Contains information about the message paddings.

Sources/StreamChatSwiftUI/ChatChannel/MessageList/MessageListHelperViews.swift

@@ -64,8 +64,19 @@ struct MessageDateView: View {
 
     var message: ChatMessage
 
+    var text: String {
+        var text = dateFormatter.string(from: message.createdAt)
+        let showMessageEditedLabel = utils.messageListConfig.isMessageEditedLabelEnabled
+            && message.textUpdatedAt != nil
+            && !message.isDeleted
+        if showMessageEditedLabel {
+            text = text + " • " + L10n.Message.Cell.edited
+        }
+        return text
+    }
+    
     var body: some View {
-        Text(dateFormatter.string(from: message.createdAt))
+        Text(text)
             .font(fonts.footnote)
             .foregroundColor(Color(colors.textLowEmphasis))
             .animation(nil)

Sources/StreamChatSwiftUI/Generated/L10n.swift

@@ -315,6 +315,8 @@ internal enum L10n {
       internal static var title: String { L10n.tr("Localizable", "message.bounce.title") }
     }
     internal enum Cell {
+      /// Edited
+      internal static var edited: String { L10n.tr("Localizable", "message.cell.edited") }
       /// Pinned by
       internal static var pinnedBy: String { L10n.tr("Localizable", "message.cell.pinnedBy") }
       /// unknown

Sources/StreamChatSwiftUI/Resources/en.lproj/Localizable.strings

@@ -47,6 +47,7 @@
 "message.gallery.photos" = "Photos";
 "message.cell.pinnedBy" = "Pinned by";
 "message.cell.unknownPin" = "unknown";
+"message.cell.edited" = "Edited";
 "message.reactions.currentUser" = "You";
 
 "alert.actions.cancel" = "Cancel";

StreamChatSwiftUI-XCFramework.podspec

@@ -19,7 +19,7 @@ Pod::Spec.new do |spec|
 
   spec.framework = "Foundation", "UIKit", "SwiftUI"
 
-  spec.dependency "StreamChat-XCFramework", "~> 4.49.0"
+  spec.dependency "StreamChat-XCFramework", "~> 4.50.0"
 
   spec.cocoapods_version = ">= 1.11.0"
 end

StreamChatSwiftUI.podspec

@@ -19,6 +19,6 @@ Pod::Spec.new do |spec|
 
     spec.framework = "Foundation", "UIKit", "SwiftUI"
 
-    spec.dependency "StreamChat", "~> 4.49.0"
+    spec.dependency "StreamChat", "~> 4.50.0"
   end