using SKMC.Api.Common.Monitor;
using System;

namespace SKMC.Api.Machine.Monitor
{
    /// <summary>
    /// 状态锁存管理器, 用于低频的状态判断并锁定
    /// 例如总线连接状态、设备物料状态、是否长时间无人操作等
    /// </summary>
    public abstract class MachineStateLatchMonitor : BaseMonitor
    {
        /// <summary>
        /// 添加任务，支持返回 bool 或可转换为 int 的数值类型
        /// </summary>
        public abstract void AddTask<T>(string key, Func<T> task, Action callback = null, LatchMode mode = LatchMode.OpenMode);

        /// <summary>
        /// 获取任务信息
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public abstract MachineLatchTask GetTask(string key);

        /// <summary>
        /// 获取累计结果
        /// </summary>
        public abstract int GetResult(string key);

        /// <summary>
        /// 重置任务结果
        /// </summary>
        public abstract void ResetResult(string key);
    }

    public enum LatchMode
    {
        /// <summary>
        /// 适用常闭模式：11101/11001返回-1，11111返回1
        /// </summary>
        CloseMode,

        /// <summary>
        /// 适用常开模式：00010/00110返回-1，00000返回1
        /// </summary>
        OpenMode
    }

}