private void RefreshReceivers(ClientGuard client)
{
_recivers.Clear();
LightUserViewModel newReciver = null;
var selectedReceiverId = _selectedReceiver == _allInRoomReceiver
? UserId.Empty
: _selectedReceiver.UserId;
foreach (var user in client.Chat.GetUsers())
{
if (user.Id == client.Chat.User.Id)
{
continue;
}
var receiver = new LightUserViewModel(user.Id, this);
_recivers.Add(receiver);
if (user.Id == selectedReceiverId)
{
newReciver = receiver;
}
}
SelectedReceiver = newReciver == null
? _allInRoomReceiver
: newReciver;
OnPropertyChanged(nameof(Receivers));
}
private void Init(MainViewModel main, IEnumerable <UserId> userIds)
{
_mainViewModel = main;
Messages = new ObservableCollection <MessageViewModel>();
SelectedReceiver = _allInRoomReceiver = new LightUserViewModel(AllInRoomKey, this);
_recivers = new List <LightUserViewModel>();
_messageIds = new HashSet <long>();
var userViewModels = userIds == null
? Enumerable.Empty <UserViewModel>()
: userIds.Select(id => new UserViewModel(id, this));
Users = new ObservableCollection <UserViewModel>(userViewModels);
SendMessageCommand = new Command(SendMessage, _ => ClientModel.Api != null && ClientModel.Client.IsConnected);
PastReturnCommand = new Command(PastReturn);
AddFileCommand = new Command(AddFile, _ => ClientModel.Api != null);
InviteInRoomCommand = new Command(InviteInRoom, _ => ClientModel.Api != null);
KickFromRoomCommand = new Command(KickFromRoom, _ => ClientModel.Api != null);
ClearSelectedMessageCommand = new Command(ClearSelectedMessage);
EnableVoiceCommand = new Command(EnableVoice, _ => Type == RoomType.Voice && !Enabled);
DisableVoiceCommand = new Command(DisableVoice, _ => Type == RoomType.Voice && Enabled);
Events.ReceiveMessage += CreateSubscriber <ReceiveMessageEventArgs>(ClientReceiveMessage);
Events.RoomOpened += CreateSubscriber <RoomOpenedEventArgs>(ClientRoomOpened);
Events.RoomRefreshed += CreateSubscriber <RoomRefreshedEventArgs>(ClientRoomRefreshed);
}
public MessageViewModel(long messageId, DateTime messageTime, UserId senderId, UserId receiverId, string message, bool isPrivate, RoomViewModel room)
: this(messageId, room, false)
{
Text = message;
Title = Localizer.Instance.Localize(isPrivate ? PMFormKey : FromKey, GetTimeStr(messageTime));
Sender = new LightUserViewModel(senderId, room);
Receiver = new LightUserViewModel(receiverId, room);
Type = isPrivate ? MessageType.Private : MessageType.Common;
EditMessageCommand = new Command(EditMessage, _ => ClientModel.Client != null);
}
public MessageViewModel(DateTime messageTime, UserId senderId, FileId fileId, RoomViewModel roomVm)
: this(Room.SpecificMessageId, roomVm, true)
{
this._fileId = fileId;
Sender = new LightUserViewModel(senderId, _parentRoom);
Progress = 0;
Title = Localizer.Instance.Localize(FromKey, GetTimeStr(messageTime));
var sizeDim = string.Empty;
var size = 0L;
using (var client = ClientModel.Get())
{
var file = GetFile(client, fileId);
if (file.Size < 1024)
{
sizeDim = Localizer.Instance.Localize(ByteStrKey);
size = file.Size;
}
if (file.Size >= 1024 && file.Size < 1024 * 1024)
{
sizeDim = Localizer.Instance.Localize(KByteStrKey);
size = file.Size / 1024;
}
if (file.Size >= 1024 * 1024)
{
sizeDim = Localizer.Instance.Localize(MByteStrKey);
size = file.Size / (1024 * 1024);
}
Text = file.Name + string.Format(SizeFormat, size, sizeDim);
}
Type = MessageType.File;
DownloadFileCommand = new Command(DownloadFile, _ => ClientModel.Api != null);
Events.DownloadProgress += CreateSubscriber <FileDownloadEventArgs>(ClientDownloadProgress);
Events.PostedFileDeleted += CreateSubscriber <FileDownloadEventArgs>(ClientPostedFileDeleted);
}