public RoomViewModel(MainViewModel mainViewModel, Room room, IList<User> users)
: base(true)
{
Description = room;
MainViewModel = mainViewModel;
Messages = new ObservableCollection<MessageViewModel>();
allInRoom = new UserViewModel(new User("Все в комнате", Color.Black), this);
messageIds = new HashSet<long>();
Users = new ObservableCollection<UserViewModel>(users == null
? Enumerable.Empty<UserViewModel>()
: room.Users.Select(user => new UserViewModel(users.Single(u => u.Equals(user)), this)));
SendMessageCommand = new Command(SendMessage, Obj => ClientModel.Client != null);
PastReturnCommand = new Command(PastReturn);
AddFileCommand = new Command(AddFile, Obj => ClientModel.Client != null);
InviteInRoomCommand = new Command(InviteInRoom, Obj => ClientModel.Client != null);
KickFromRoomCommand = new Command(KickFromRoom, Obj => ClientModel.Client != null);
ClearSelectedMessageCommand = new Command(ClearSelectedMessage, Obj => ClientModel.Client != null);
MainViewModel.AllUsers.CollectionChanged += AllUsersCollectionChanged;
NotifierContext.ReceiveMessage += ClientReceiveMessage;
NotifierContext.RoomRefreshed += ClientRoomRefreshed;
}
public MessageViewModel(DateTime messageTime, string senderNick, FileId fileId, RoomViewModel roomVm)
: this(Room.SpecificMessageId, roomVm, true)
{
this.fileId = fileId;
Sender = new UserViewModel(senderNick, parentRoom);
Progress = 0;
var localMessageTime = messageTime.ToLocalTime();
Title = Localizer.Instance.Localize(FromKey, localMessageTime.ToString(TimeFormat));
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);
NotifierContext.DownloadProgress += CreateSubscriber<FileDownloadEventArgs>(ClientDownloadProgress);
NotifierContext.PostedFileDeleted += CreateSubscriber<FileDownloadEventArgs>(ClientPostedFileDeleted);
}
public MessageViewModel(UserViewModel sender, string fileName, FileDescription fileDescription, RoomViewModel room)
: this(Room.SpecificMessageId, room, true)
{
NotifierContext.DownloadProgress += ClientDownloadProgress;
NotifierContext.PostedFileDeleted += ClientPostedFileDeleted;
Sender = sender;
File = fileDescription;
Progress = 0;
Title = string.Format(From, DateTime.Now.ToString(TimeFormat));
string sizeDim = string.Empty;
float size = 0;
if (fileDescription.Size < 1024)
{
sizeDim = ByteStr;
size = fileDescription.Size;
}
if (fileDescription.Size >= 1024 && fileDescription.Size < 1024 * 1024)
{
sizeDim = KByteStr;
size = fileDescription.Size / 1024.0f;
}
if (fileDescription.Size >= 1024 * 1024)
{
sizeDim = MByteStr;
size = fileDescription.Size / (1024.0f * 1024.0f);
}
Text = fileName + string.Format(SizeFormat, size, sizeDim);
Type = MessageType.File;
DownloadFileCommand = new Command(DownloadFile, Obj => ClientModel.Client != null);
}
public MessageViewModel(long messageId, UserViewModel sender, UserViewModel receiver, string message, bool isPrivate, RoomViewModel room)
: this(messageId, room, false)
{
Text = message;
Sender = sender;
Receiver = receiver;
Type = isPrivate ? MessageType.Private : MessageType.Common;
EditMessageCommand = new Command(EditMessage, Obj => ClientModel.Client != null);
Title = string.Format(isPrivate ? PMForm : From, DateTime.Now.ToString(TimeFormat));
}
public UserListItem(UserViewModel user)
{
User = user;
Invite = false;
}
public void AddPrivateMessage(UserViewModel sender, UserViewModel receiver, string message)
{
AddMessage(new MessageViewModel(Room.SpecificMessageId, sender, receiver, message, true, this));
}
public void AddMessage(long messageId, UserViewModel sender, string message)
{
AddMessage(new MessageViewModel(messageId, sender, null, message, false, this));
}
public void AddFileMessage(UserViewModel sender, FileDescription file)
{
AddMessage(new MessageViewModel(sender, file.Name, file, this));
}
public MessageViewModel(long messageId, DateTime messageTime, string senderNick, string receiverNick, string message, bool isPrivate, RoomViewModel room)
: this(messageId, room, false)
{
Text = message;
Sender = new UserViewModel(senderNick, room);
Receiver = new UserViewModel(receiverNick, room);
Type = isPrivate ? MessageType.Private : MessageType.Common;
EditMessageCommand = new Command(EditMessage, _ => ClientModel.Client != null);
var localMessageTime = messageTime.ToLocalTime();
Title = Localizer.Instance.Localize(isPrivate ? PMFormKey : FromKey, localMessageTime.ToString(TimeFormat));
}
private void RefreshReceivers(ClientGuard client)
{
recivers.Clear();
var selectedReceiverNick = selectedReceiver == allInRoom
? null
: selectedReceiver.Nick;
var newReciver = (UserViewModel) null;
foreach (var user in client.Users.Values)
{
if (user.Nick == client.User.Nick)
continue;
var receiver = new UserViewModel(user.Nick, this);
recivers.Add(receiver);
if (user.Nick == selectedReceiverNick)
newReciver = receiver;
}
OnPropertyChanged("Receivers");
selectedReceiver = newReciver == null
? allInRoom
: newReciver;
OnPropertyChanged("SelectedReceiver");
}
private void Init(MainViewModel main, IList<string> usersNicks)
{
mainViewModel = main;
Messages = new ObservableCollection<MessageViewModel>();
SelectedReceiver = allInRoom = new UserViewModel(AllInRoomKey, null, this);
recivers = new List<UserViewModel>();
messageIds = new HashSet<long>();
var userViewModels = usersNicks == null
? Enumerable.Empty<UserViewModel>()
: usersNicks.Select(user => new UserViewModel(user, 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);
NotifierContext.ReceiveMessage += CreateSubscriber<ReceiveMessageEventArgs>(ClientReceiveMessage);
NotifierContext.RoomOpened += CreateSubscriber<RoomEventArgs>(ClientRoomOpened);
NotifierContext.RoomRefreshed += CreateSubscriber<RoomEventArgs>(ClientRoomRefreshed);
}
public void AddMessage(long messageId, UserViewModel sender, string message)
{
AddMessage(new MessageViewModel(messageId, sender, null, message, false, this));
}
public bool Equals(UserViewModel viewModel)
{
if (viewModel == null)
return false;
if (ReferenceEquals(viewModel, this))
return true;
if (viewModel.Info == null)
return Info == null;
return viewModel.Info.Equals(Info);
}