namespace Milimoe.FunGame.Core.Library.Common.Architecture
{
    /// <summary>
    /// 继承这个类可以获得异步等待的功能
    /// <para>参考实现 <see cref="Controller.SocketHandlerController"/></para>
    /// </summary>
    public abstract class AsyncAwaiter<T>
    {
        /// <summary>
        /// 接收到的实例
        /// </summary>
        protected abstract T? ReceivedObject { get; set; }

        /// <summary>
        /// 是否处于等待的状态
        /// </summary>
        protected bool Working { get; set; } = false;

        /// <summary>
        /// 异步操作前，请设置为等待状态
        /// </summary>
        protected virtual void SetWorking()
        {
            Working = true;
            ReceivedObject = default;
        }

        /// <summary>
        /// 等待任务完成（需要自己异步）
        /// </summary>
        protected virtual void WaitForWorkDone()
        {
            for (int i = 0; i < 10; i++)
            {
                if (!Working) break;
                Thread.Sleep(50);
            }

            while (true)
            {
                if (!Working) break;
                Thread.Sleep(20);
            }
        }

        /// <summary>
        /// 异步等待任务完成
        /// </summary>
        protected async virtual Task WaitForWorkDoneAsync()
        {
            for (int i = 0; i < 10; i++)
            {
                if (!Working) break;
                await Task.Delay(50);
            }

            while (Working)
            {
                await Task.Delay(20);
            }
        }
    }
}