From 41dd96e9c94dd0ebe98527dc26f5becc3f2530dd Mon Sep 17 00:00:00 2001
From: Iuri Matias <iuri.matias@gmail.com>
Date: Fri, 8 May 2020 18:04:53 -0400
Subject: [PATCH] display values from a list, and support changing that list
 from nim

---
 main.qml                  | 15 +++++++++++++--
 src/applicationLogic.nim  | 13 +++++--------
 src/chats.nim             | 38 ++++++++++++++++++++++++++++++++++++++
 src/nim_status_client.nim | 10 +++++++++-
 src/state.nim             |  1 -
 5 files changed, 65 insertions(+), 12 deletions(-)
 create mode 100644 src/chats.nim

diff --git a/main.qml b/main.qml
index bae8731011..2e7bccec8e 100644
--- a/main.qml
+++ b/main.qml
@@ -7,7 +7,7 @@ ApplicationWindow {
     id: applicationWindow
     width: 1024
     height: 768
-    title: "JSON RPC Caller"
+    title: "Nim Status Client"
     visible: true
 
     RowLayout {
@@ -237,6 +237,17 @@ ApplicationWindow {
                             font.pixelSize: 28
                         }
                     }
+                     Component {
+                         id: chatViewDelegate
+                         Label { text: "Name:" + name }
+                     }
+
+                     ListView {
+                         id: listView
+                         anchors.fill: parent
+                         model: chatsModel
+                         delegate: chatViewDelegate
+                    }
                 }
 
                 Item {
@@ -292,6 +303,6 @@ ApplicationWindow {
 
 /*##^##
 Designer {
-    D{i:9;anchors_height:40;anchors_width:40}D{i:19;anchors_y:0}D{i:23;anchors_height:100;anchors_width:100}
+    D{i:9;anchors_height:40;anchors_width:40}
 }
 ##^##*/
diff --git a/src/applicationLogic.nim b/src/applicationLogic.nim
index 7b075e6242..e6cb0fcde0 100644
--- a/src/applicationLogic.nim
+++ b/src/applicationLogic.nim
@@ -20,6 +20,7 @@ QtObject:
     app: QApplication
     callResult: string
     accountResult: string
+    # chats: seq[ChatView]
 
   # Constructor
   proc newApplicationLogic*(app: QApplication): ApplicationLogic =
@@ -41,17 +42,13 @@ QtObject:
     echo appState.title
     appState.subscribe(proc () =
       echo "1nd subscriber got a new update!"
+      for channel in appState.channels:
+        echo channel.name
     )
 
     appState.addChannel("test")
-
-    appState.subscribe(proc () =
-      echo "2nd subscriber got a new update!"
-    )
-
     appState.addChannel("test2")
-    for channel in appState.channels:
-      echo channel.name
+    # result.chats.add(ChatView(name: "test"))
 
   # ¯\_(ツ)_/¯ dunno what is this
   proc setup(self: ApplicationLogic) =
@@ -112,4 +109,4 @@ QtObject:
     notify = callResultChanged
 
   # This class has the metaObject property available which lets 
-  # access all the QProperties which are stored as QVariants
\ No newline at end of file
+  # access all the QProperties which are stored as QVariants
diff --git a/src/chats.nim b/src/chats.nim
new file mode 100644
index 0000000000..e039735e86
--- /dev/null
+++ b/src/chats.nim
@@ -0,0 +1,38 @@
+import NimQml
+import Tables
+
+type
+  RoleNames {.pure.} = enum
+    Name = UserRole + 1,
+
+QtObject:
+  type
+    ChatsModel* = ref object of QAbstractListModel
+      names*: seq[string]
+
+  proc delete(self: ChatsModel) =
+    self.QAbstractListModel.delete
+
+  proc setup(self: ChatsModel) =
+    self.QAbstractListModel.setup
+
+  proc newChatsModel*(): ChatsModel =
+    new(result, delete)
+    result.names = @["test", "test2"]
+    result.setup
+
+  proc addNameTolist*(self: ChatsModel, name: string) =
+      self.names.add(name)
+
+  method rowCount(self: ChatsModel, index: QModelIndex = nil): int =
+    return self.names.len
+
+  method data(self: ChatsModel, index: QModelIndex, role: int): QVariant =
+    if not index.isValid:
+      return
+    if index.row < 0 or index.row >= self.names.len:
+      return
+    return newQVariant(self.names[index.row])
+
+  method roleNames(self: ChatsModel): Table[int, string] =
+    { RoleNames.Name.int:"name"}.toTable
diff --git a/src/nim_status_client.nim b/src/nim_status_client.nim
index bbc5214c65..59c2d3b735 100644
--- a/src/nim_status_client.nim
+++ b/src/nim_status_client.nim
@@ -1,5 +1,6 @@
 import NimQml
 import applicationLogic
+import chats
 
 proc mainProc() =
 
@@ -11,7 +12,9 @@ proc mainProc() =
   var app = newQApplication()
   defer: app.delete()       # Defer will run this just before mainProc() function ends
 
-  
+  var chatsModel = newChatsModel();
+  defer: chatsModel.delete
+
   var engine = newQQmlApplicationEngine()
   defer: engine.delete()
 
@@ -22,7 +25,12 @@ proc mainProc() =
   let logicVariant = newQVariant(logic)
   defer: logicVariant.delete
 
+  let chatsVariant = newQVariant(chatsModel)
+  defer: chatsVariant.delete
+  chatsModel.addNameTolist("hello")
+
   engine.setRootContextProperty("logic", logicVariant)
+  engine.setRootContextProperty("chatsModel", chatsVariant)
   engine.load("main.qml")
   
   # Qt main event loop is entered here
diff --git a/src/state.nim b/src/state.nim
index 0d28eb88e7..5ecbc5550b 100644
--- a/src/state.nim
+++ b/src/state.nim
@@ -1,5 +1,4 @@
 
-
 type Channel = object
     name*: string
 type