refactor(chat-communities): items and model for users list added

src/app/modules/main/chat_section/chat_content/users/item.nim

@@ -1,21 +1,39 @@
-import NimQml
-
-QtObject:
 type
-    Item* = ref object of QObject
+  OnlineStatus* {.pure.} = enum
+    Online = 0
+    Idle
+    DoNotDisturb
+    Invisible
+    Offline
 
-  proc setup(self: Item) = 
-    self.QObject.setup
+type 
+  Item* = ref object
+    id: string
+    name: string
+    onlineStatus: OnlineStatus
+    identicon: string
 
-  proc delete*(self: Item) =
-    self.QObject.delete
+proc initItem*(id: string, name: string, onlineStatus: OnlineStatus, identicon: string): Item =
+  result = Item()
+  result.id = id
+  result.name = name
+  result.onlineStatus = onlineStatus
+  result.identicon = identicon
 
-  proc newItem*(): Item =
-    new(result, delete)
-    result.setup()
-
-  proc id*(self: Item): string {.slot.} = 
+proc id*(self: Item): string {.inline.} = 
   self.id
 
-  QtProperty[string] id:
-    read = id
+proc name*(self: Item): string {.inline.} = 
+  self.name
+
+proc `name=`*(self: Item, value: string) {.inline.} = 
+  self.name = value
+
+proc onlineStatus*(self: Item): OnlineStatus {.inline.} = 
+  self.onlineStatus
+
+proc `onlineStatus=`*(self: Item, value: OnlineStatus) {.inline.} = 
+  self.onlineStatus = value
+
+proc identicon*(self: Item): string {.inline.} = 
+  self.identicon

src/app/modules/main/chat_section/chat_content/users/model.nim

@@ -1,17 +1,89 @@
-import NimQml
+import NimQml, Tables
+
 import item
 
+type
+  ModelRole {.pure.} = enum
+    Id = UserRole + 1
+    Name
+    OnlineStatus
+    Identicon
+
 QtObject:
   type
     Model* = ref object of QAbstractListModel
-      sections: seq[Item]
+      items: seq[Item]
+
+  proc delete(self: Model) =
+    self.items = @[]
+    self.QAbstractListModel.delete
 
   proc setup(self: Model) =
     self.QAbstractListModel.setup
 
-  proc delete*(self: Model) =
-    self.QAbstractListModel.delete
-
   proc newModel*(): Model =
     new(result, delete)
     result.setup
+
+  method rowCount(self: Model, index: QModelIndex = nil): int =
+    return self.items.len
+
+  method roleNames(self: Model): Table[int, string] =
+    {
+      ModelRole.Id.int:"id",
+      ModelRole.Name.int:"name",
+      ModelRole.OnlineStatus.int:"onlineStatus",
+      ModelRole.Identicon.int:"identicon",
+    }.toTable
+
+  method data(self: Model, index: QModelIndex, role: int): QVariant =
+    if (not index.isValid):
+      return
+
+    if (index.row < 0 or index.row >= self.items.len):
+      return
+
+    let item = self.items[index.row]
+    let enumRole = role.ModelRole
+
+    case enumRole:
+    of ModelRole.Id: 
+      result = newQVariant(item.id)
+    of ModelRole.Name: 
+      result = newQVariant(item.name)
+    of ModelRole.OnlineStatus: 
+      result = newQVariant(item.onlineStatus.int)
+    of ModelRole.Identicon: 
+      result = newQVariant(item.identicon)
+
+  proc setItems*(self: Model, items: seq[Item]) =
+    self.beginResetModel()
+    self.items = items
+    self.endResetModel()
+
+  proc findIndexForMessageId(self: Model, id: string): int = 
+    for i in 0 ..< self.items.len:
+      if(self.items[i].id == id):
+        return i
+
+    return -1
+
+  proc setName*(self: Model, id: string, name: string) = 
+    let ind = self.findIndexForMessageId(id)
+    if(ind == -1):
+      return
+
+    self.items[ind].name = name
+    
+    let index = self.createIndex(ind, 0, nil)
+    self.dataChanged(index, index, @[ModelRole.Name.int])
+
+  proc setOnlineStatus*(self: Model, id: string, onlineStatus: OnlineStatus) = 
+    let ind = self.findIndexForMessageId(id)
+    if(ind == -1):
+      return
+
+    self.items[ind].onlineStatus = onlineStatus
+    
+    let index = self.createIndex(ind, 0, nil)
+    self.dataChanged(index, index, @[ModelRole.OnlineStatus.int])