GameFramework.RoomManager.GetIdleThread C# (CSharp) Method

        private int GetIdleThread()
        {
            int most_idle_thread_id = 0;
            for (int i = 1; i < thread_amount_; ++i) {
                if (roomthread_list_[most_idle_thread_id].IdleRoomCount() <
                    roomthread_list_[i].IdleRoomCount()) {
                    most_idle_thread_id = i;
                }
            }
            if (roomthread_list_[most_idle_thread_id].IdleRoomCount() < GlobalVariables.c_PreservedRoomCountPerThread) {
                return -1;
            }
            return most_idle_thread_id;
        }