public LiveChatRoom Find(System.Linq.Expressions.Expression <Func <LiveChatRoom, bool> > where)
{
LiveChatRoom rc = null;
try {
if (where != null)
{
rc = db.Queryable <LiveChatRoom>().First(where);
}
}
catch (Exception ex) {
log.Error("Find", ex);
}
return(rc);
}
public long Add(LiveChatRoom model)
{
long rc = 0;
try {
if (model != null)
{
rc = db.Insertable(model).ExecuteReturnBigIdentity();
}
}
catch (Exception ex) {
log.Error("Add", ex);
}
return(rc);
}
//创建聊天的房间
public void JoinRoom(string liveId)
{
try {
//查询出该房间是否开放
LiveChatRoomBLL roomBiz = new LiveChatRoomBLL();
LiveChatRoom room = roomBiz.Find(it => it.LiveID == Convert.ToInt32(liveId) && it.Status == 1);
//如果房间为空，则创建该聊天房间
if (room == null)
{
room = new LiveChatRoom {
LiveID = Convert.ToInt32(liveId), Status = 1
};
room.ID = roomBiz.Add(room);
}
if (room != null && room.ID > 0)
{
//将ConnectionID发送给自己
Clients.Client(Context.ConnectionId).intoRoom(Context.ConnectionId);
}
}
catch (Exception ex) {
}
}
public long Add(LiveChatRoom model)
{
return(dal.Add(model));
}
