ios: auto-open support chat for invitee in pending status (#5871)

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

@@ -25,6 +25,7 @@ struct ChatView: View {
     @ObservedObject var im: ItemsModel
     @State var mergedItems: BoxedValue<MergedItems>
     @State var floatingButtonModel: FloatingButtonModel
+    var onSheet: Bool
     @State private var showChatInfoSheet: Bool = false
     @State private var showAddMembersSheet: Bool = false
     @State private var composeState = ComposeState()
@@ -56,11 +57,14 @@ struct ChatView: View {
     @State private var allowLoadMoreItems: Bool = false
     @State private var ignoreLoadingRequests: Int64? = nil
     @State private var animatedScrollingInProgress: Bool = false
+    @State private var showUserSupportChatSheet = false
 
     @State private var scrollView: EndlessScrollView<MergedItem> = EndlessScrollView(frame: .zero)
 
     @AppStorage(DEFAULT_TOOLBAR_MATERIAL) private var toolbarMaterial = ToolbarMaterial.defaultMaterial
 
+    let userSupportScopeInfo: GroupChatScopeInfo = .memberSupport(groupMember_: nil)
+
     var body: some View {
         if #available(iOS 16.0, *) {
             viewBody
@@ -86,6 +90,9 @@ struct ChatView: View {
                     )
             }
             VStack(spacing: 0) {
+                if onSheet {
+                    customUserSupportChatNavigationBar()
+                }
                 ZStack(alignment: .bottomTrailing) {
                     chatItemsList()
                     if let groupInfo = chat.chatInfo.groupInfo, !composeState.message.isEmpty {
@@ -223,6 +230,13 @@ struct ChatView: View {
                     }
                 }
             }
+            if case let .group(groupInfo, nil) = chat.chatInfo,
+               groupInfo.membership.memberPending {
+                let secIM = ItemsModel(secondaryIMFilter: .groupChatScopeContext(groupScopeInfo: userSupportScopeInfo))
+                secIM.loadOpenChat(chat.id) {
+                    showUserSupportChatSheet = true
+                }
+            }
         }
         .onChange(of: chatModel.chatId) { cId in
             showChatInfoSheet = false
@@ -336,6 +350,16 @@ struct ChatView: View {
                                 localAlias: groupInfo.localAlias
                             )
                         }
+                        .appSheet(
+                            isPresented: $showUserSupportChatSheet,
+                            onDismiss: {
+                                if groupInfo.membership.memberPending {
+                                    chatModel.chatId = nil
+                                }
+                            }
+                        ) {
+                            userSupportChat(groupInfo)
+                        }
                     } else if case .local = cInfo {
                         ChatInfoToolbar(chat: chat)
                     }
@@ -457,6 +481,33 @@ struct ChatView: View {
         }
     }
 
+    @ViewBuilder private func userSupportChat(_ groupInfo: GroupInfo) -> some View {
+        if let secondaryIM = chatModel.secondaryIM {
+            SecondaryChatView(
+                chat: Chat(chatInfo: .group(groupInfo: groupInfo, groupChatScope: userSupportScopeInfo), chatItems: [], chatStats: ChatStats()),
+                im: secondaryIM,
+                onSheet: true
+            )
+        } else {
+            EmptyView()
+        }
+    }
+
+    private func customUserSupportChatNavigationBar() -> some View {
+        VStack(spacing: 0) {
+            HStack {
+                Text("Support")
+                    .font(.headline)
+                    .foregroundColor(theme.colors.onBackground)
+            }
+            .padding(.horizontal)
+            .padding(.vertical, 12)
+            .frame(maxWidth: .infinity)
+            .background(.thinMaterial)
+            Divider()
+        }
+    }
+
     func textChatToolbar(_ text: LocalizedStringKey) -> some View {
         HStack {
             Text(text).font(.headline)
@@ -2605,7 +2656,8 @@ struct ChatView_Previews: PreviewProvider {
             chat: Chat(chatInfo: ChatInfo.sampleData.direct, chatItems: []),
             im: im,
             mergedItems: BoxedValue(MergedItems.create(im, [])),
-            floatingButtonModel: FloatingButtonModel(im: im)
+            floatingButtonModel: FloatingButtonModel(im: im),
+            onSheet: false
         )
         .environmentObject(chatModel)
     }

apps/ios/Shared/Views/Chat/Group/GroupChatInfoView.swift

@@ -557,7 +557,8 @@ struct GroupChatInfoView: View {
                     if let secondaryIM = chatModel.secondaryIM {
                         SecondaryChatView(
                             chat: chat,
-                            im: secondaryIM
+                            im: secondaryIM,
+                            onSheet: false
                         )
                     }
                 } label: {
@@ -600,7 +601,8 @@ struct GroupChatInfoView: View {
                     if let secondaryIM = chatModel.secondaryIM {
                         SecondaryChatView(
                             chat: chat,
-                            im: secondaryIM
+                            im: secondaryIM,
+                            onSheet: false
                         )
                     }
                 } label: {

apps/ios/Shared/Views/Chat/Group/MemberSupportView.swift

@@ -86,7 +86,8 @@ struct MemberSupportView: View {
                     if let secondaryIM = chatModel.secondaryIM {
                         SecondaryChatView(
                             chat: chat,
-                            im: secondaryIM
+                            im: secondaryIM,
+                            onSheet: false
                         )
                     }
                 } label: {

apps/ios/Shared/Views/Chat/Group/SecondaryChatView.swift

@@ -13,13 +13,15 @@ struct SecondaryChatView: View {
     @EnvironmentObject var chatModel: ChatModel
     @ObservedObject var chat: Chat
     @ObservedObject var im: ItemsModel
+    var onSheet: Bool
 
     var body: some View {
         ChatView(
             chat: chat,
             im: im,
             mergedItems: BoxedValue(MergedItems.create(im, [])),
-            floatingButtonModel: FloatingButtonModel(im: im)
+            floatingButtonModel: FloatingButtonModel(im: im),
+            onSheet: onSheet
         )
         .onDisappear {
             chatModel.secondaryIM = nil
@@ -34,6 +36,7 @@ struct SecondaryChatView: View {
             chatItems: [],
             chatStats: ChatStats()
         ),
-        im: ItemsModel.shared
+        im: ItemsModel.shared,
+        onSheet: false
     )
 }

apps/ios/Shared/Views/ChatList/ChatListView.swift

@@ -457,7 +457,8 @@ struct ChatListView: View {
                 chat: chat,
                 im: im,
                 mergedItems: BoxedValue(MergedItems.create(im, [])),
-                floatingButtonModel: FloatingButtonModel(im: im)
+                floatingButtonModel: FloatingButtonModel(im: im),
+                onSheet: false
             )
         }
     }