using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using yunneiWCS.EnumDefine;
using yunneiWCS.ORM;

namespace yunneiWCS
{
    /// <summary>
    /// 业务帮助类
    /// </summary>
    public class TaskNoHelper
    {
        private readonly static object lock_Srm = new object();

        private readonly static object lock_Agv = new object();

        ///// <summary>
        ///// 随机生成1-10000的PLC任务号
        ///// </summary>
        ///// <returns></returns>
        //public static string CreatePlcTaskId()
        //{
        //    int iSeed = 10000;
        //    return new Random(Guid.NewGuid().GetHashCode()).Next(1, iSeed).ToString();
        //}
        ///// <summary>
        ///// 创建输送线任务号，随机生成(1, 3000)的PLC任务号
        ///// </summary>
        ///// <returns></returns>
        //public static string CreatePlcTaskIdForConveyorTask()
        //{
        //    int iSeed = 3000;
        //    return new Random(Guid.NewGuid().GetHashCode()).Next(1, iSeed).ToString();
        //}

        /// <summary>
        /// 创建堆垛机任务号，随机生成 （1-999999）的PLC任务号
        /// </summary>
        /// <returns></returns>
        public static string CreatePlcTaskIdForSrmTaskPublic(int index)
        {
            var plcTaskNo = CreatePlcTaskIdForSrmTask();
            var queryTaskStatus = (int)taskStatus.作废;
            var queryTaskStatus2 = (int)taskStatus.完成;
            int count = 0;
            using (dbmodel mod = new dbmodel())
            {
                count = mod.task.Where(x => x.PlcTaskNo == plcTaskNo && (x.taskStatus != queryTaskStatus && x.taskStatus != queryTaskStatus2)).Count();
            }

            //count = 5;//测试代码
            //if (index == 3) count = 0;//测试代码
            if (count > 0)
            {
                if (index >= 3)
                {
                    throw new Exception("尝试三次生成的任务号" + plcTaskNo + "，与当前未结束的堆垛机任务号一致");
                }
                index++;
                plcTaskNo = CreatePlcTaskIdForSrmTaskPublic(index);
                return plcTaskNo;
            }
            else
            {
                return plcTaskNo;
            }
        }


        /// <summary>
        /// 创建堆垛机任务号，随机生成 （1-999999）的PLC任务号
        /// </summary>
        /// <returns></returns>
        private static string CreatePlcTaskIdForSrmTask()
        {
            lock (lock_Srm)
            {
                int iSeed = 999999;
                return new Random(Guid.NewGuid().GetHashCode()).Next(1, iSeed).ToString();
            }
        }

        /// <summary>
        /// 创建Agv任务号
        /// </summary>
        /// <returns></returns>
        public static string CreateTaskIdForAgvTask(string plcTaskNo)
        {
            lock (lock_Agv)
            {
                //年月日时分秒-plc任务号，如 20220325190023-1234
                return DateTime.Now.ToString("yyyyMMddHHmmss") + "-" + plcTaskNo;
            }
        }
        /// <summary>
        /// 手动创建Agv任务号
        /// </summary>
        /// <returns></returns>
        public static string CreateTaskIdForAgvTaskByHand()
        {
            lock (lock_Agv)
            {
                //年月日时分秒-plc任务号，如 20220325190023-1234
                return DateTime.Now.ToString("yyyyMMddHHmmss") + "-" + "000000";
            }
        }
    }
}