public void BanUserToChat(UserChat userChatBanned, double time)
{
using (ChatAppContext db = new ChatAppContext())
{
User userBanned = db.Users.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userChatBanned.User.Name);
Chat chat = db.Chats.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userChatBanned.Chat.Name);
UserChat userChat = userBanned.UserChats.Where(uc => uc.ChatId == chat.Id && uc.UserId == userBanned.Id).FirstOrDefault();
userChat.BanEndDate = DateTime.Now.AddMinutes(time);
db.SaveChanges();
}
}
public void RemoveUserFromChat(string chatName, string userName)
{
using (ChatAppContext db = new ChatAppContext())
{
User user = db.Users.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userName);
Chat chat = db.Chats.Include(s => s.UserChats).FirstOrDefault(s => s.Name == chatName);
UserChat userChat = user.UserChats.Where(uc => uc.ChatId == chat.Id && uc.UserId == user.Id).FirstOrDefault();
chat.UserChats.Remove(userChat);
user.UserChats.Remove(userChat);
db.SaveChanges();
}
}
public bool IsUserBanned(string chatName, string userName)
{
using (ChatAppContext db = new ChatAppContext())
{
Chat chat = db.Chats.Include(u => u.UserChats).FirstOrDefault(c => c.Name == chatName);
User user = db.Users.Include(u => u.UserChats).FirstOrDefault(c => c.Name == userName);
UserChat userChat = chat.UserChats.Where(uc => uc.ChatId == chat.Id && uc.UserId == user.Id).FirstOrDefault();
if (userChat != null && userChat.BanEndDate > DateTime.Now)
{
return(true);
}
return(false);
}
}
public string GetStatusUser(string chatName, string userName)
{
using (ChatAppContext db = new ChatAppContext())
{
User user = db.Users.Include(u => u.UserChats).FirstOrDefault(u => u.Name == userName);
Chat chat = db.Chats.Include(c => c.UserChats).FirstOrDefault(c => c.Name == chatName);
UserChat userChats = chat.UserChats.Where(c => c.Chat.Name == chatName && c.User.Name == userName).FirstOrDefault();
if (chat.Creator == userName)
{
return("creator");
}
return(user.Role);
}
}
public void AddUserToChat(UserChat userChat)
{
using (ChatAppContext db = new ChatAppContext())
{
Chat chat = db.Chats.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userChat.Chat.Name);
User user = db.Users.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userChat.User.Name);
UserChat newUserChat = new UserChat {
ChatId = chat.Id, UserId = user.Id, BanEndDate = new DateTime()
};
if (user.UserChats.Select(uc => uc.ChatId).FirstOrDefault() != newUserChat.ChatId)
{
chat.UserChats.Add(newUserChat);
user.UserChats.Add(newUserChat);
db.SaveChanges();
}
}
}
public void Delete(string chatName, string userName)
{
using (ChatAppContext db = new ChatAppContext())
{
User user = db.Users.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userName);
Chat chat = db.Chats.Include(s => s.UserChats).FirstOrDefault(s => s.Name == chatName);
List <Message> messages = db.Messages.Where(m => m.ChatId == chat.Id).ToList();
UserChat newUserChat = new UserChat {
ChatId = chat.Id, UserId = user.Id
};
chat.UserChats.Remove(newUserChat);
user.UserChats.Remove(newUserChat);
Messages.RemoveRange(messages);
db.Remove(chat);
db.SaveChanges();
}
}
public List <Chat> GetChats(string userName)
{
using (ChatAppContext db = new ChatAppContext())
{
List <Chat> chats = db.Chats.ToList();
User user = db.Users.Include(s => s.UserChats).FirstOrDefault(s => s.Name == userName);
List <Chat> userChats = new List <Chat>();
foreach (Chat chat in chats)
{
UserChat userChat = user.UserChats.Where(uc => uc.ChatId == chat.Id && uc.UserId == user.Id).FirstOrDefault();
if (userChat != null)
{
userChats.Add(new Chat {
Name = chat.Name
});
}
}
return(userChats);
}
}
