using Rs.Controls;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Rs.MotionPlat.Commom
{
    /// <summary>
    /// 重排
    /// </summary>
    public static class RearrangeManager
    {
        public static List<TurnoverInfo> GeneralRearrangeTask(TurnoverType fromtray, TurnoverType totray, RsTray tray, TraySlot slot,int floor)
        {
            int needTakeNum = 0;
            List<TurnoverInfo> task = new List<TurnoverInfo>();
            //首先判断总列数是奇数还是偶数
            if (tray.ColumnNum % 2 == 0)//偶数
            {
                if (slot.Column+1 > tray.ColumnNum/2)
                {
                    needTakeNum = tray.ColumnNum - slot.Column;
                }
                else
                {
                    needTakeNum = slot.Column;
                }
            }
            //找到要搬运的行的第一个和最后一个
            int last = slot.Index + (tray.ColumnNum - (slot.Column + 1));
            int first = slot.Index - slot.Column;
            for( int i=0;i<needTakeNum;i++)
            {
                TurnoverInfo ti = new TurnoverInfo();
                ti.Instruction = EInstruction.LoadAndUnload;
                ti.FromType = fromtray;
                ti.FromIndex = first-1 + i;
                ti.FromFloor= floor;
                ti.ToType = totray;
                ti.ToIndex = last - 1-i;
                task.Add(ti);
            }
            return task;
        }
    }
}