ui(chat): don't repeat user info for the same user

Closes #129

src/app/chat/views/message_list.nim

@@ -8,6 +8,7 @@ type
     Timestamp = UserRole + 3
     Identicon = UserRole + 4
     IsCurrentUser = UserRole + 5
+    RepeatMessageInfo = UserRole + 6
 
 QtObject:
   type
@@ -37,6 +38,7 @@ QtObject:
     if index.row < 0 or index.row >= self.messages.len:
       return
     let message = self.messages[index.row]
+    let repeatMessageInfo = (index.row == 0) or message.fromAuthor != self.messages[index.row - 1].fromAuthor
     let chatMessageRole = role.ChatMessageRoles
     case chatMessageRole:
       of ChatMessageRoles.UserName: result = newQVariant(message.userName)
@@ -44,6 +46,7 @@ QtObject:
       of ChatMessageRoles.Timestamp: result = newQVariant(message.timestamp)
       of ChatMessageRoles.Identicon: result = newQVariant(message.identicon)
       of ChatMessageRoles.IsCurrentUser: result = newQVariant(message.isCurrentUser)
+      of ChatMessageRoles.RepeatMessageInfo: result = newQVariant(repeatMessageInfo)
 
   method roleNames(self: ChatMessageList): Table[int, string] =
     {
@@ -51,10 +54,12 @@ QtObject:
       ChatMessageRoles.Message.int:"message",
       ChatMessageRoles.Timestamp.int:"timestamp",
       ChatMessageRoles.Identicon.int:"identicon",
-      ChatMessageRoles.IsCurrentUser.int:"isCurrentUser"
+      ChatMessageRoles.IsCurrentUser.int:"isCurrentUser",
+      ChatMessageRoles.RepeatMessageInfo.int:"repeatMessageInfo"
     }.toTable
 
   proc add*(self: ChatMessageList, message: ChatMessage) =
     self.beginInsertRows(newQModelIndex(), self.messages.len, self.messages.len)
     self.messages.add(message)
     self.endInsertRows()
+

src/models/chat/chat_message.nim

@@ -4,6 +4,7 @@ import ../../signals/types
 type ChatMessage* = ref object
   userName*: string
   message*: string
+  fromAuthor*: string
   timestamp*: string
   identicon*: string
   isCurrentUser*: bool
@@ -15,6 +16,7 @@ proc newChatMessage*(): ChatMessage =
   result = ChatMessage()
   result.userName = ""
   result.message = ""
+  result.fromAuthor = ""
   result.timestamp = "0"
   result.identicon = ""
   result.isCurrentUser = false
@@ -31,6 +33,7 @@ proc toChatMessage*(payload: JsonNode): ChatMessage =
 proc toChatMessage*(message: Message): ChatMessage =
   result = ChatMessage(
     userName: message.alias,
+    fromAuthor: message.fromAuthor,
     message: message.text,
     timestamp: message.timestamp,
     identicon: message.identicon,

ui/app/AppLayouts/Chat/ChatColumn/Message.qml

@@ -8,7 +8,7 @@ import "../../../../imports"
 
 Rectangle {
     id: chatBox
-    height: 60 + chatText.height
+    height: repeatMessageInfo ? 60 + chatText.height : 5 + chatText.height
     color: "#00000000"
     border.color: "#00000000"
     Layout.alignment: Qt.AlignLeft | Qt.AlignTop
@@ -27,6 +27,7 @@ Rectangle {
         anchors.topMargin: Theme.padding
         fillMode: Image.PreserveAspectFit
         source: identicon
+        visible: repeatMessageInfo
     }
 
     TextEdit {
@@ -43,6 +44,7 @@ Rectangle {
         readOnly: true
         wrapMode: Text.WordWrap
         selectByMouse: true
+                        visible: repeatMessageInfo
     }
 
     TextEdit {
@@ -55,7 +57,7 @@ Rectangle {
         anchors.rightMargin: !isCurrentUser ? 60 : 0
         anchors.left: !isCurrentUser ? chatName.left : parent.left
         anchors.leftMargin: !isCurrentUser ? 0 : 60
-        anchors.top: chatName.bottom
+        anchors.top: repeatMessageInfo ? chatName.bottom : parent.top
         anchors.topMargin: Theme.padding
         font.pixelSize: 14
         readOnly: true
@@ -77,5 +79,6 @@ Rectangle {
         font.pixelSize: 10
         readOnly: true
         selectByMouse: true
+        visible: repeatMessageInfo
     }
 }