private void SubscribeChatsChanged()
{
_chatModels.CollectionChanged += ((sender, e) =>
{
if (e.OldItems != null)
{
foreach (ChatModel it in e.OldItems)
{
Chats.RemoveAt(Chats.FindIndex(x => x.ChatModel == it));
}
}
if (e.NewItems != null)
{
foreach (ChatModel it in e.NewItems)
{
int i = 0;
for (; i < Chats.Count; i++)
{
if (Chats[i].ChatModel.Id > it.Id)
{
break;
}
}
var mb = new ChatLineViewModel(_manager)
{
ChatModel = it
};
Chats.Insert(i, mb);
}
}
});
}
private void InitChats()
{
foreach (var model in _chatModels)
{
var view = new ChatLineViewModel(_manager)
{
ChatModel = model
};
Chats.Add(view);
}
}