Binance.TradeRobot.API/Binance.TradeRobot.Business/Extensions/KIDExtension.cs

using Binance.TradeRobot.Common.Extensions;
using Binance.TradeRobot.Model.Base;
using System;

namespace Binance.TradeRobot.Business.Extensions
{
    public static class KIDExtension
    {
        public static long GetKID(this DateTime datetime, Enums.SignalPeriod kLinePeriodic, bool isPrevious)
        {
            DateTime dt = datetime.AddSeconds(datetime.Second * -1).AddMilliseconds(datetime.Millisecond * -1);
            if (kLinePeriodic == Enums.SignalPeriod._1m)
            {
                if (isPrevious)
                    dt = dt.AddMinutes(-1);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._5m)
            {
                var fiveMinCount = dt.Minute / 5;  //5分钟的次数
                dt = dt.AddMinutes(dt.Minute * -1).AddMinutes(fiveMinCount * 5);
                if (isPrevious)
                    dt = dt.AddMinutes(-5);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._15m)
            {
                var fifteenMinCount = dt.Minute / 15; //15分钟次数
                dt = dt.AddMinutes(dt.Minute * -1).AddMinutes(fifteenMinCount * 15);
                if (isPrevious)
                    dt = dt.AddMinutes(-15);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._30m)
            {
                var fifteenMinCount = dt.Minute / 30; //30分钟次数
                dt = dt.AddMinutes(dt.Minute * -1).AddMinutes(fifteenMinCount * 30);
                if (isPrevious)
                    dt = dt.AddMinutes(-30);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._1h)
            {
                dt = dt.AddMinutes(dt.Minute * -1);
                if (isPrevious)
                    dt = dt.AddHours(-1);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._4h)
            {
                var hCount = dt.Hour / 4;  //4小时的次数
                dt = dt.AddMinutes(dt.Minute * -1).AddHours(dt.Hour * -1).AddHours(hCount * 4);
                if (isPrevious)
                    dt = dt.AddHours(-4);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._1d)
            {
                dt = dt.AddMinutes(dt.Minute * -1).AddHours(dt.Hour * -1);
                if (isPrevious)
                    dt = dt.AddDays(-1);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._1w)
            {
                var week = dt.DayOfWeek;
                dt = dt.AddMinutes(dt.Minute * -1).AddHours(dt.Hour * -1).AddDays((int)week * -1);
                if (isPrevious)
                    dt = dt.AddDays(-7);
            }
            else if (kLinePeriodic == Enums.SignalPeriod._1M)
            {
                dt = dt.AddMinutes(dt.Minute * -1).AddHours(dt.Hour * -1).AddDays((dt.Day - 1) * -1);
                if (isPrevious)
                    dt = dt.AddMonths(-1);
            }
            Console.WriteLine(dt);
            return dt.DateTimeToStamp(len13: false);
        }
    }
}