ios: UI to moderate messages of other members (#1980)

* ios: UI to moderate messages of other members

* split moderate action

* do not show moderate button on moderated, show alert

apps/ios/Shared/Views/Chat/ChatView.swift

@@ -492,8 +492,13 @@ struct ChatView: View {
                 if !live || !ci.meta.isLive {
                     menu.append(deleteUIAction())
                 }
+                if let (groupInfo, _) = ci.memberToModerate(chat.chatInfo) {
+                    menu.append(moderateUIAction(groupInfo))
+                }
             } else if ci.meta.itemDeleted != nil {
-                menu.append(revealUIAction())
+                if !ci.isDeletedContent {
+                    menu.append(revealUIAction())
+                }
                 menu.append(deleteUIAction())
             } else if ci.isDeletedContent {
                 menu.append(deleteUIAction())
@@ -595,7 +600,29 @@ struct ChatView: View {
                 deletingItem = ci
             }
         }
-        
+
+        private func moderateUIAction(_ groupInfo: GroupInfo) -> UIAction {
+            UIAction(
+                title: NSLocalizedString("Moderate", comment: "chat item action"),
+                image: UIImage(systemName: "flag"),
+                attributes: [.destructive]
+            ) { _ in
+                AlertManager.shared.showAlert(Alert(
+                    title: Text("Delete member message?"),
+                    message: Text(
+                                groupInfo.fullGroupPreferences.fullDelete.on
+                                ? "The message will be deleted for all members."
+                                : "The message will be marked as moderated for all members."
+                            ),
+                    primaryButton: .destructive(Text("Delete")) {
+                        deletingItem = ci
+                        deleteMessage(.cidmBroadcast)
+                    },
+                    secondaryButton: .cancel()
+                ))
+            }
+        }
+
         private func revealUIAction() -> UIAction {
             UIAction(
                 title: NSLocalizedString("Reveal", comment: "chat item action"),
@@ -638,12 +665,22 @@ struct ChatView: View {
             logger.debug("ChatView deleteMessage: in Task")
             do {
                 if let di = deletingItem {
-                    let (deletedItem, toItem) = try await apiDeleteChatItem(
-                        type: chat.chatInfo.chatType,
-                        id: chat.chatInfo.apiId,
-                        itemId: di.id,
-                        mode: mode
-                    )
+                    var deletedItem: ChatItem
+                    var toItem: ChatItem?
+                    if let (groupInfo, groupMember) = di.memberToModerate(chat.chatInfo) {
+                        (deletedItem, toItem) = try await apiDeleteMemberChatItem(
+                            groupId: groupInfo.apiId,
+                            groupMemberId: groupMember.groupMemberId,
+                            itemId: di.id
+                        )
+                    } else {
+                        (deletedItem, toItem) = try await apiDeleteChatItem(
+                            type: chat.chatInfo.chatType,
+                            id: chat.chatInfo.apiId,
+                            itemId: di.id,
+                            mode: mode
+                        )
+                    }
                     DispatchQueue.main.async {
                         deletingItem = nil
                         if let toItem = toItem {