fix: context menu losing data and group info being empty sometimes

src/app/chat/views/channel.nim

@@ -305,12 +305,6 @@ QtObject:
     if (selectedChannel == nil): return false
     result = selectedChannel.muted  
 
-  proc getChatItemById*(self: ChannelView, id: string): QObject {.slot.} =
-    let chat = self.getChannelById(id)
-    let chatItemView = newChatItemView(self.status)
-    chatItemView.setChatItem(chat)
-    return chatItemView
-
   proc removeChat*(self: ChannelView, chatId: string) =
     discard self.chats.removeChatItemFromList(chatId)
     self.setActiveChannel(backToFirstChat)

ui/app/AppLayouts/Chat/views/CommunityColumnView.qml

@@ -228,9 +228,12 @@ Item {
             }
 
             chatListPopupMenu: ChatContextMenuView {
+                id: chatContextMenuView
                 store: root.store
                 openHandler: function (id) {
-                    chatItem = root.store.chatsModelInst.channelView.getChatItemById(id)
+                    root.store.chatsModelInst.channelView.setContextChannel(id)
+                    chatContextMenuView.chatItem = root.store.chatsModelInst.channelView.contextChannel
+                
                 }
             }
         }

ui/app/AppLayouts/Chat/views/ContactsColumnView.qml

@@ -259,9 +259,11 @@ Item {
             onChatItemUnmuted: root.store.chatsModelInst.channelView.unmuteChatItem(id)
 
             popupMenu: ChatContextMenuView {
+                id: chatContextMenuView
                 store: root.store
                 openHandler: function (id) {
-                    chatItem = root.store.chatsModelInst.channelView.getChatItemById(id)
+                    root.store.chatsModelInst.channelView.setContextChannel(id)
+                    chatContextMenuView.chatItem = root.store.chatsModelInst.channelView.contextChannel
                 }
             }
         }