public void AddGroup(string name, int userId)
{
var chatGroupEntity = _db.DbAccess.AddChatGroup(name);
var chatGroupViewModel = new ChatGroupViewModel(chatGroupEntity);
ChatGroups.Add(chatGroupViewModel);
AddUserToGroup(chatGroupEntity.ChatGroupId, userId);
}
public ChatService()
{
_db = IoC.Resolve <DbEntities>();
ChatGroups = new ObservableCollection <ChatGroupViewModel>();
CollectionViews = new ConcurrentDictionary <int, ICollectionView>();
var users = _db.DbAccess.GetUsers();
foreach (var chatGroupEntity in _db.DbAccess.GetChatGroups())
{
var chatGroupViewModel = new ChatGroupViewModel(chatGroupEntity);
ChatGroups.Add(chatGroupViewModel);
foreach (var dbAccessChatMessage in _db.DbAccess.GetChatMessages(chatGroupViewModel.Entity.ChatGroupId))
{
chatGroupViewModel.Messages.Add(new ChatMessageEntityViewModel()
{
Entity = dbAccessChatMessage,
User = users.FirstOrDefault(e => e.AppUserId == dbAccessChatMessage.IdUser)
});
}
}
}