public List <TitanWcfService.DataAccesLayer.Entities.User> GetUsersOfChat(TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
List <int> userIds = context.Rooms.Where(g => g.ChatId == chat.Id).Select(g => g.UserId).ToList();
List <TitanWcfService.DataAccesLayer.Entities.User> users = context.Users.Where(g => userIds.Contains(g.Id)).ToList();
return(users);
}
public void AddUserToChat(TitanWcfService.DataAccesLayer.Entities.User user, TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
TitanWcfService.DataAccesLayer.Entities.Room room = new TitanWcfService.DataAccesLayer.Entities.Room();
room.UserId = user.Id;
room.ChatId = chat.Id;
context.Rooms.Add(room);
}
public void RemoveChat(TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
context.Chats.Remove(chat);
}
public void AddChat(TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
context.Chats.Add(chat);
}
public List <TitanWcfService.DataAccesLayer.Entities.Message> GetMessagesFromChat(TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
List <TitanWcfService.DataAccesLayer.Entities.Message> chatMessages = context.Messages.Where(g => g.ChatId == chat.Id).ToList();
return(chatMessages);
}
public void RemoveUserFromChat(TitanWcfService.DataAccesLayer.Entities.User user, TitanWcfService.DataAccesLayer.Entities.Chat chat)
{
List <TitanWcfService.DataAccesLayer.Entities.User> usersOfChat = GetUsersOfChat(chat);
if (usersOfChat.Count == 1)
{
RemoveChat(chat);
}
else
{
TitanWcfService.DataAccesLayer.Entities.Room room = context.Rooms.FirstOrDefault(g => g.UserId == user.Id && g.ChatId == chat.Id);
context.Rooms.Remove(room);
}
}
