//新增聊天室+成員
public void NewChatroom(string roomName, string userID)
{
using (TransactionScope scope = new TransactionScope())
{
//更新使用者代號
ChatClient chatClient = repoChatClient.Find(Guid.Parse(Context.ConnectionId));
if (string.IsNullOrEmpty(chatClient.UserID))
{
chatClient.UserID = userID;
repoChatClient.SaveChanges(chatClient);
}
//新增聊天室
Chatroom chatroom = repoChatroom.Find(roomName);
if (chatroom == null)
{
chatroom = new Chatroom();
chatroom.ChatroomName = roomName;
chatroom.ChatroomType = "S";
repoChatroom.SaveChanges(chatroom);
}
//新增聊天室成員
ChatroomDetail chatroomDetail = repoChatroomDetail.Find(chatroom.ChatroomID, Guid.Parse(Context.ConnectionId));
if (chatroomDetail == null)
{
chatroomDetail = new ChatroomDetail();
chatroomDetail.ChatroomID = chatroom.ChatroomID;
chatroomDetail.ConnectionID = Guid.Parse(Context.ConnectionId);
repoChatroomDetail.SaveChanges(chatroomDetail);
}
scope.Complete();
}
}
//移除聊天室成員
public void RemoveClientFromChatroom(string roomName)
{
Chatroom chatroom = repoChatroom.Find(roomName);
ChatroomDetail chatroomDetail = repoChatroomDetail.Find(chatroom.ChatroomID, Guid.Parse(Context.ConnectionId));
if (chatroomDetail != null)
{
chatroomDetail.DisconnectTime = DateTime.Now;
chatroomDetail.IsEnable = false;
repoChatroomDetail.SaveChanges(chatroomDetail);
}
}
//加入聊天室
public void JoinChatroom(ChatRoom chatRoom)
{
Chatroom chatroom = repoChatroom.Find(chatRoom.RoomID);
if (chatroom != null)
{
ChatroomDetail chatroomDetail = repoChatroomDetail.Find(chatroom.ChatroomID, Guid.Parse(Context.ConnectionId));
if (chatroomDetail == null)
{
chatroomDetail = new ChatroomDetail();
chatroomDetail.ChatroomID = chatroom.ChatroomID;
chatroomDetail.ConnectionID = Guid.Parse(Context.ConnectionId);
repoChatroomDetail.SaveChanges(chatroomDetail);
}
}
}
public void AddUserToChatroom(int chatroomId, int userId)
{
using (context)
{
if (CheckIfUserIsMember(chatroomId, userId))
{
throw new ArgumentException("User is already a member of the chatroom.");
}
ChatroomDetail crDetail = new ChatroomDetail()
{
ChatroomID = chatroomId, UserID = userId
};
context.ChatroomDetails.Add(crDetail);
context.SaveChanges();
}
}
