public void Unsubscribe(User user)
{
lock (_subscribers)
{
_subscribers.Remove(user);
}
}
public void Subscribe(User user, Action<string> onReceivedMessage)
{
lock (_subscribers)
{
_subscribers[user] = onReceivedMessage;
}
}
public ChatView(User myUser, User contactedUser)
: base(new RootElement(contactedUser.Name), true)
{
_contactedUser = contactedUser;
_myUser = myUser;
_messageStorage = MessageStorage.Instanse;
Root.Add(_section = new Section());
}
private StyledStringElement CreateStringElement(User user)
{
var element = new StyledStringElement(user.Name, user.UserInfo) {Accessory = UITableViewCellAccessory.DisclosureIndicator};
element.Tapped += () => OnUserSelected(user);
user.UserInfoUpdated += (sender, args) =>
{
element.Value = user.UserInfo;
element.Caption = user.Name;
Root.TableView.ReloadData();
};
return element;
}
public void Add(CBPeripheral peripheral, string localNameKey)
{
if (_userList.Any(u => u.DeviceUuid.IsUuidEqual(peripheral.Identifier)))
{
return;
}
StoreInList(peripheral);
var user = new User(localNameKey, peripheral.Identifier);
_userList.Add(user);
OnFoundUser(user);
}
public List<MessageItem> GetMessages(User user)
{
return _storage.ContainsKey(user) ? _storage[user] : new List<MessageItem>();
}
private void OnFoundUser(User user)
{
var handler = FoundUser;
if (handler != null) handler(user);
}
private UserStorage()
{
_userList = new List<User>();
MyUser = new User("Me", UIDevice.CurrentDevice.IdentifierForVendor);
}
private async void OnUserSelected(User user)
{
try
{
if (!user.IsConnected)
{
AlertDialog.ShowAlertProgress("Bluetooth", "Connecting User...");
await _connectionManager.Connect(user.DeviceUuid);
AlertDialog.CloseDialog();
}
user.NewMessagesCount = 0;
ShowChatView(user);
}
catch (Exception)
{
AlertDialog.ShowAlertDialog("Failed to connect to user");
}
}
private void AddUser(Section section, User user)
{
section.Add(CreateStringElement(user));
}
private void ShowChatView(User user)
{
var chatController = new ChatRoomController(new ChatView(_userStorage.MyUser, user));
chatController.Title = user.Name;
var barButtonItem = new UIBarButtonItem(user.Status.ToString(), UIBarButtonItemStyle.Plain, null);
chatController.NavigationItem.SetRightBarButtonItem(barButtonItem, true);
NavigationController.PushViewController(chatController, true);
}
public MessageItem(string message, User user, DateTime time)
{
Message = message;
User = user;
Time = time;
}
public PeripheralHandler GetPeripheralHandler(User user)
{
return _peripheralHandlerList.FirstOrDefault(handler => handler.Uuid.IsUuidEqual(user.DeviceUuid));
}