using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using TEAMModelOS.SDK.Models.Cosmos.BI;

namespace TEAMModelOS.SDK.Models.Service.BI
{
    public static class TimeHelper
    {
        /// <summary>
        /// 平年
        /// </summary>
        public static List<int> flatY = new() { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };

        /// <summary>
        /// 闰年
        /// </summary>
        public static List<int> leapY = new() { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };


        /// <summary>
        /// 将时间戳转换成时间
        /// </summary>
        /// <param name="dateS"></param>
        /// <param name="dateE"></param>
        /// <returns></returns>
        public static (DateTimeOffset timeS, DateTimeOffset timeE) GetLongToTime(long dateS,long dateE)
        {
            DateTimeOffset timeS = new(), timeE = new();
            if (dateS > 1000000000000)
                timeS = DateTimeOffset.FromUnixTimeMilliseconds(dateS);
            else
                timeS = DateTimeOffset.FromUnixTimeSeconds(dateS);

            if (dateE > 1000000000000)
                timeE = DateTimeOffset.FromUnixTimeMilliseconds(dateE);
            else
                timeE = DateTimeOffset.FromUnixTimeSeconds(dateE);

            return (timeS, timeE);
        }

        /// <summary>
        /// 通过时间戳转换为时间
        /// </summary>
        /// <param name="timeStamp"></param>
        /// <returns></returns>
        public static DateTimeOffset GetDateTime(long timeStamp)
        {
            long begtime = timeStamp * 10000;
            DateTimeOffset dt_1970 = new(1970, 1, 1, 0, 0, 0, TimeSpan.Zero);
            long tricks_1970 = dt_1970.Ticks;//1970年1月1日刻度
            long time_tricks = tricks_1970 + begtime;//日志日期刻度
            DateTimeOffset dt = new DateTime(time_tricks);//转化为DateTime
            return dt;
        }

        /// <summary>
        ///  通过string装换为时间并获取时间的年、月、日、一年第几天、小时
        /// </summary>
        /// <param name="time">时间，例如：2022060706</param>
        /// <param name="timeStrType">时间类型: 例如：yyyyMMddHH </param>
        /// <returns></returns>
        public static (int year, int month, int day, int days, int hour) GetDateTime(string time, string timeStrType = null)
        {
            string type = "yyyyMMddHH";
            if (!string.IsNullOrEmpty(timeStrType))
            {
                type = timeStrType;
            }

            int year = 0, month = 0, day = 0, days = 0, hour = 0;
            DateTimeOffset dateTime = new();
            dateTime = DateTime.ParseExact(time, type, System.Globalization.CultureInfo.CurrentCulture);
            year = dateTime.Year;
            month = dateTime.Month;
            day = dateTime.Day;
            DateTimeOffset dt1 = new DateTime(year, 1, 1);

            days = (dateTime.Date - dt1.Date).Days + 1;
            hour = dateTime.Hour;

            return (year, month, day, days, hour);
        }

        /// <summary>
        /// 获取月份的开始和结束时间戳   13位
        /// </summary>
        /// <param name="year"></param>
        /// <param name="month"></param>
        /// <returns></returns>
        public static (long start, long end) GetMonthStartEnd(int year, int month, bool dateLenth = true)
        {
            DateTimeOffset dtNew = new(year, month, 1, 0, 0, 0, TimeSpan.Zero);
            long start = DateTimeOffset.Parse($"{dtNew}").ToUnixTimeMilliseconds();
            if (dateLenth == false) start = DateTimeOffset.Parse($"{dtNew}").ToUnixTimeSeconds();
            var ste = dtNew.AddMonths(1).AddDays(-1).Day;
            long end = new DateTimeOffset(dtNew.Year, dtNew.Month, ste, 23, 59, 59, TimeSpan.Zero).ToUnixTimeMilliseconds();
            // DateTimeOffset.Parse($"{dt.Year}-{dt.Month}-{ste} 23:59:59").ToUnixTimeMilliseconds();
            if (dateLenth == false) end = new DateTimeOffset(dtNew.Year, dtNew.Month, dtNew.Day, 23, 59, 59, TimeSpan.Zero).ToUnixTimeSeconds();
            //DateTimeOffset.Parse($"{dt.Year}-{dt.Month}-{ste} 23:59:59").ToUnixTimeSeconds();

            return (start, end);
        }

        /// <summary>
        /// 通过时间获取当前年开始月份到现在月的开始时间到结束时间  现在月是当前天的结束时间
        /// </summary>
        /// <param name="date"></param>
        /// <param name="dateLenth"></param>
        /// <returns></returns>
        public static async Task<List<StartEndTime>> GetYearSataMthCtMth(DateTimeOffset date, bool dateLenth = true)
        {
            int year = date.Year;
            int mth = date.Month;
            int day = date.Day;

            List<StartEndTime> monthStartEnds = new();
            for (int i = 1; i <= mth; i++)
            {
                StartEndTime monthStartEnd = new() { date = $"{year}-{i}" };
                //DateTime dt = DateTime.Parse($"{year}-{i}");
                DateTimeOffset dtNew = new(year, i, 1, 0, 0, 0, TimeSpan.Zero);
                long start = dtNew.ToUnixTimeMilliseconds();
                if (dateLenth == false)
                    start = DateTimeOffset.Parse($"{dtNew}").ToUnixTimeSeconds();
                monthStartEnd.start = start;
                long end = 0;
                if (i == mth)
                {
                    end = DateTimeOffset.Parse($"{year}-{mth}-{day} 23:59:59").ToUnixTimeMilliseconds();
                    if (dateLenth == false)
                        end = DateTimeOffset.Parse($"{year}-{mth}-{day} 23:59:59").ToUnixTimeSeconds();
                }
                else
                {
                    var ste = dtNew.AddMonths(1).AddDays(-1).Day;
                    end = DateTimeOffset.Parse($"{dtNew.Year}-{dtNew.Month}-{ste} 23:59:59").ToUnixTimeMilliseconds();
                    if (dateLenth == false)
                        end = DateTimeOffset.Parse($"{dtNew.Year}-{dtNew.Month}-{ste} 23:59:59").ToUnixTimeSeconds();
                }
                monthStartEnd.end = end;
                monthStartEnds.Add(monthStartEnd);
            }

            return monthStartEnds;
        }

        /// <summary>
        /// 获取今年12个月的月份开始和结束时间戳 13位 10位  
        /// </summary>
        /// <param name="year">年份</param>
        /// <param name="dateLenth">true ：13位时间戳  false:10位时间戳</param>
        /// <returns></returns>
        public static List<StartEndTime> GetYearMonthlyStartEnd(int year, bool dateLenth = true)
        {
            List<StartEndTime> monthStartEnds = new();
            for (int i = 1; i <= 12; i++)
            {
                StartEndTime monthStartEnd = new() { date = $"{year}-{i}" };
                //DateTime dt = DateTime.Parse($"{year}-{i}");
                DateTimeOffset dtNew = new(year, i, 1, 0, 0, 0, TimeSpan.Zero);
                long start = dtNew.ToUnixTimeMilliseconds();
                if (dateLenth == false)
                    start = dtNew.ToUnixTimeSeconds();
                monthStartEnd.start = start;
                var ste = dtNew.AddMonths(1).AddDays(-1).Day;
                long end = DateTimeOffset.Parse($"{dtNew.Year}-{dtNew.Month}-{ste} 23:59:59").ToUnixTimeMilliseconds();
                if (dateLenth == false)
                    end = DateTimeOffset.Parse($"{dtNew.Year}-{dtNew.Month}-{ste} 23:59:59").ToUnixTimeSeconds();
                monthStartEnd.end = end;
                monthStartEnds.Add(monthStartEnd);
            }

            return monthStartEnds;
        }

        /// <summary>
        /// 获取过去12个月的每月开始和结束的时间戳
        /// </summary>
        /// <param name="yearMonth">日期</param>
        /// <param name="dateLenth">true ：13位时间戳  false:10位时间戳</param>
        /// <returns></returns>
        public static List<StartEndTime> monthsOfYear(string yearMonth, bool dateLenth = true)
        {
            List<StartEndTime> monthStartEnds = new();
            DateTime dateTime = DateTime.Parse(yearMonth);

            int year = dateTime.Year;
            int month = dateTime.Month;
            List<string> months = new();
            while (year > dateTime.Year - 1 || month > dateTime.Month)
            {
                StartEndTime monthStartEnd = new() { date = $"{year}-{month}" };

                DateTimeOffset dtNew = new(year, month, 1, 0, 0, 0, TimeSpan.Zero);
                long start = dateLenth ? dtNew.ToUnixTimeMilliseconds() : dtNew.ToUnixTimeSeconds();
                monthStartEnd.start = start;
                var ste = dtNew.AddMonths(1).AddDays(-1).Day;
                long end = dateLenth ? DateTimeOffset.Parse($"{dateTime.Year}-{dateTime.Month}-{ste} 23:59:59").ToUnixTimeMilliseconds() : DateTimeOffset.Parse($"{dateTime.Year}-{dateTime.Month}-{ste} 23:59:59").ToUnixTimeSeconds();
                monthStartEnd.end = end;

                monthStartEnds.Add(monthStartEnd);

                months.Add($"{year}-{(month < 10 ? "0" : "") + month}");
                month -= 1;
                if (month <= 0)
                {
                    year -= 1;
                    month = 12;
                }
            }

            return monthStartEnds;
        }

        /// <summary>
        /// 获取传过来的时间学期的开始时间戳和结束时间  
        /// </summary>
        /// <param name="dateTime">日期</param>
        /// <param name="dateLenth">true ：13位时间戳  false:10位时间戳 </param>
        /// <returns></returns>
        public static (long start, long end) GetTermStartOrEnd(DateTimeOffset dateTime, bool dateLenth = true)
        {
            long start = 0;
            long end = 0;
            //DateTime dateTime = tempDateTime;
            int year = dateTime.Year;
            int month = dateTime.Month;
            if (month <= 8 && month >= 3)
            {
                DateTimeOffset newStart = new(year, 3, 1, 0, 0, 0, TimeSpan.Zero);
                start = dateLenth ? DateTimeOffset.Parse($"{newStart}").ToUnixTimeMilliseconds() : DateTimeOffset.Parse($"{newStart}").ToUnixTimeSeconds();

                DateTimeOffset newEnd = new(year, 8, 31, 23, 59, 59, TimeSpan.Zero);
                end = dateLenth ? DateTimeOffset.Parse($"{newEnd}").ToUnixTimeMilliseconds() : DateTimeOffset.Parse($"{newEnd}").ToUnixTimeSeconds();
            }
            else
            {
                //计算当前月份
                int days = 0;
                if (month >= 9)
                {
                    DateTimeOffset newStart = new(dateTime.Year, 9, 1, 0, 0, 0, TimeSpan.Zero);
                    start = dateLenth ? newStart.ToUnixTimeMilliseconds() : newStart.ToUnixTimeSeconds();

                    DateTimeOffset newEnd = new(dateTime.Year + 1, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                    end = dateLenth ? newEnd.ToUnixTimeMilliseconds() : newEnd.ToUnixTimeSeconds();
                }
                else
                {
                    DateTimeOffset newStart = new(dateTime.Year - 1, 9, 1, 0, 0, 0, TimeSpan.Zero);
                    start = dateLenth ? newStart.ToUnixTimeMilliseconds() : newStart.ToUnixTimeSeconds();

                    DateTimeOffset newEnd = new(dateTime.Year, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                    end = dateLenth ? newEnd.ToUnixTimeMilliseconds() : newEnd.ToUnixTimeSeconds();
                }
            }

            return (start, end);
        }

        /// <summary>
        /// 开始时间和结束时间戳
        /// </summary>
        /// <param name="dateTime"></param>
        /// <param name="type"></param>
        /// <param name="dateLenth"></param>
        /// <returns></returns>
        public static (long start, long end) GetStartOrEnd(DateTimeOffset dateTime, string type = "", bool dateLenth = true)
        {
            try
            {
                long start = 0;
                long end = 0;
                int year = dateTime.Year;
                int month = dateTime.Month;
                int day = dateTime.Day;
                int hour = dateTime.Hour;
                DateTimeOffset tempStrart = new();
                DateTimeOffset tempEnd = new();
                switch (type)
                {
                    //今年开始、结束
                    case "yearMonth":
                        tempStrart = new DateTimeOffset(year, 1, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, DateTime.DaysInMonth(year, month), 23, 59, 59, TimeSpan.Zero);
                        break;
                    //今年开始、结束
                    case "year":
                        tempStrart = new DateTimeOffset(year, 1, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, 12, DateTime.DaysInMonth(year, 12), 23, 59, 59, TimeSpan.Zero);
                        break;
                    //去年开始、结束
                    case "lastYear":
                        tempStrart = new DateTimeOffset(year - 1, 1, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year - 1, 12, DateTime.DaysInMonth(year, 12), 23, 59, 59, TimeSpan.Zero);
                        break;
                    //本学期
                    case "term":
                        if (month <= 8 && month >= 3)
                        {
                            tempStrart = new DateTimeOffset(year, 3, 1, 0, 0, 0, TimeSpan.Zero);
                            tempEnd = new DateTimeOffset(year, 8, 31, 23, 59, 59, TimeSpan.Zero);
                        }
                        else
                        {
                            //计算当前月份
                            int days = 0;
                            if (month >= 9)
                            {
                                tempStrart = new DateTimeOffset(year, 9, 1, 0, 0, 0, TimeSpan.Zero);
                                tempEnd = new DateTimeOffset(year + 1, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                            }
                            else
                            {
                                tempStrart = new DateTimeOffset(year - 1, 9, 1, 0, 0, 0, TimeSpan.Zero);
                                tempEnd = new DateTimeOffset(year, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                            }
                        }
                        break;
                    //上学期
                    case "lastterm":
                        DateTimeOffset tempDate = new();
                        if (dateTime.Month > 9)
                            tempDate = new DateTimeOffset(year, dateTime.Month - 4, 1, 0, 0, 0, TimeSpan.Zero);
                        else
                        {
                            if (dateTime.Month < 3)
                            {
                                tempDate = new DateTimeOffset(year - 1, 3, 1, 0, 0, 0, TimeSpan.Zero);
                            }
                            else
                            {
                                tempDate = new DateTimeOffset(year - 1, 9, 1, 0, 0, 0, TimeSpan.Zero);
                            }
                        }
                        if (!string.IsNullOrEmpty($"{tempDate}"))
                        {
                            year = tempDate.Year;
                            month = tempDate.Month;
                            if (month <= 8 && month >= 3)
                            {
                                tempStrart = new DateTimeOffset(year, 3, 1, 0, 0, 0, TimeSpan.Zero);
                                tempEnd = new DateTimeOffset(year, 8, 31, 23, 59, 59, TimeSpan.Zero);
                            }
                            else
                            {
                                //计算当前月份
                                int days = 0;
                                if (month >= 9)
                                {
                                    tempStrart = new DateTimeOffset(year, 9, 1, 0, 0, 0, TimeSpan.Zero);
                                    tempEnd = new DateTimeOffset(year + 1, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                                }
                                else
                                {
                                    tempStrart = new DateTimeOffset(year - 1, 9, 1, 0, 0, 0, TimeSpan.Zero);
                                    tempEnd = new DateTimeOffset(year, 2, (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? days = 29 : days = 28, 23, 59, 59, TimeSpan.Zero);
                                }
                            }
                        }
                        break;
                    //上个月
                    case "lastMonth":
                        if (month == 1) 
                        {
                            year--;
                            month = 12;
                        }
                        else
                        {
                            month--;
                        }

                        tempStrart = new DateTimeOffset(year, month, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, DateTime.DaysInMonth(year, month), 23, 59, 59, TimeSpan.Zero);
                        break;
                    //本月1号至当天
                    case "monthDay":
                        tempStrart = new DateTimeOffset(year, month, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, day, 23, 59, 59, TimeSpan.Zero);
                        break;
                    //本月
                    case "month":
                        tempStrart = new DateTimeOffset(year, month, 1, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, DateTime.DaysInMonth(year, month), 23, 59, 59, TimeSpan.Zero);
                        break;
                    //上周
                    case "week":
                        DateTimeOffset weekStrart = dateTime.AddDays(-(int)(dateTime.DayOfWeek) + 1);
                        DateTimeOffset weekEnd = dateTime.AddDays(7 - (int)(dateTime.DayOfWeek));
                        tempStrart = new DateTimeOffset(weekStrart.Year, weekStrart.Month, weekStrart.Day, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(weekEnd.Year, weekEnd.Month, weekEnd.Day, 23, 59, 59, TimeSpan.Zero);
                        break;
                    //上周
                    case "lastweek":
                        var m = (dateTime.DayOfWeek == DayOfWeek.Sunday ? (DayOfWeek)7 : dateTime.DayOfWeek) - DayOfWeek.Monday;
                        var s = (dateTime.DayOfWeek == DayOfWeek.Sunday ? (DayOfWeek)7 : dateTime.DayOfWeek) - (DayOfWeek)7;
                        var Mon = dateTime.AddDays((-7 - m));//星期一
                        var Sun = dateTime.AddDays((-7 - s));  //星期日
                        tempStrart = new DateTimeOffset(Mon.Year, Mon.Month, Mon.Day, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(Sun.Year, Sun.Month, Sun.Day, 23, 59, 59, TimeSpan.Zero);
                        break;
                    //当前小时
                    case "hour":
                        tempStrart = new DateTimeOffset(year, month, day, hour, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, day, hour, 59, 59, TimeSpan.Zero);

                        break;
                    //当天
                    default:
                        tempStrart = new DateTimeOffset(year, month, day, 0, 0, 0, TimeSpan.Zero);
                        tempEnd = new DateTimeOffset(year, month, day, 23, 59, 59, TimeSpan.Zero);
                        //start = dateLenth ? DateTimeOffset.Parse($"{dayStart}").ToUnixTimeMilliseconds() : DateTimeOffset.Parse($"{dayStart}").ToUnixTimeSeconds();
                        //end = dateLenth ? DateTimeOffset.Parse($"{dayEnd}").ToUnixTimeMilliseconds() : DateTimeOffset.Parse($"{dayEnd}").ToUnixTimeSeconds();
                        break;
                }

                start = dateLenth ? tempStrart.ToUnixTimeMilliseconds() : tempStrart.ToUnixTimeSeconds();
                end = dateLenth ? tempEnd.ToUnixTimeMilliseconds() : tempEnd.ToUnixTimeSeconds();

                return (start, end);
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 计算每年获取开始时间
        /// </summary>
        /// <param name="dateTime"></param>
        /// <param name="dateLenth"></param>
        /// <returns></returns>
        public static List<StartEndTime> GetYearEveryDay(DateTimeOffset dateTime, bool dateLenth = true,bool isCurrDay = false) 
        {
            List<StartEndTime> dayStartEen = new();
            int year = dateTime.Year;
            int curry = dateTime.DayOfYear;
            List<int> isLeapYear = (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? isLeapYear = leapY : isLeapYear = flatY;
            for (int m = 1; m <= 12; m++)
            {
                for (int d = 1; d <= isLeapYear[m - 1]; d++)
                {
                    if (isCurrDay == true && (curry <= dayStartEen.Count))
                        break;
                    DateTimeOffset tempStrart = new(year, m, d, 0, 0, 0, TimeSpan.Zero);
                    DateTimeOffset tempEnd = new(year, m, d, 23, 59, 59, TimeSpan.Zero);

                    long longStart = dateLenth ? tempStrart.ToUnixTimeMilliseconds() : tempStrart.ToUnixTimeSeconds();
                    long longEnd = dateLenth ? tempEnd.ToUnixTimeMilliseconds() : tempEnd.ToUnixTimeSeconds();

                    dayStartEen.Add(new StartEndTime() { date = $"{year}-{m}-{d}", start = longStart, end = longEnd });
                }

                ////DateTime 有方法
                //DateTime monthStart = new DateTime(year, i, 01);
                //DateTime monthEnd = dateTime.AddMonths(1);

                //DateTimeOffset tempStrart = new DateTimeOffset(year, i, days, 0, 0, 0, TimeSpan.Zero);
                //DateTimeOffset tempEnd = new DateTimeOffset(year, i, days, 23, 59, 59, TimeSpan.Zero);
            }

            return dayStartEen;
        }

        /// <summary>
        /// 将时间戳格式 转换成string类型
        /// 例：yyyyMMdd，等string类型
        /// </summary>
        /// <param name="unixTime"></param>
        /// <returns></returns>
        public static (string timeStart, string timeEnd) GetUnixToDate(long start, long end = 0, string types = "yyyyMMdd")
        {
            string tStart = "";
            string tEnd = "";
            DateTimeOffset time = System.TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1, 0, 0, 0, 0));
            tStart = time.AddMilliseconds(start).ToString($"{types}");
            if (end > 0)
            {
                tEnd = time.AddMilliseconds(end).ToString($"{types}");
            }

            return (tStart, tEnd);
        }

        /// <summary>
        /// 获取每天的时间
        /// </summary>
        /// <param name="dateTime">时间</param>
        /// <param name="dayNumber">最近几天</param>
        /// <returns></returns>
        public static List<string> GetNearDay(DateTimeOffset dateTime, int dayNumber)
        {
            List<string> days = new();

            days = Enumerable.Range(1, dayNumber).Select(i => dateTime.Date.AddDays(-i).ToString("yyyyMMdd")).ToList();

            return days;
        }

        /// <summary>
        /// 12个月 单个list<double>
        /// </summary>
        /// <param name="doubles"></param>
        /// <param name="year"></param>
        /// <param name="month"></param>
        /// <returns></returns>
        public static List<YearMonth> GetYearMonth(List<double> doubles, int year = 0, int month = 0)
        {
            List<YearMonth> months = new();
            if (doubles.Count > 0)
            {
                DateTimeOffset dateTime = DateTimeOffset.Now;
                if (year == 0)
                    year = dateTime.Year;
                if (month == 0)
                    month = dateTime.Month;

                List<int> isLeapYear = (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? isLeapYear = leapY : isLeapYear = flatY;
                double[] array = doubles.ToArray();
                double ser = doubles.Sum();
                int moth = 1;
                int primaryD = 0;
                for (int i = 0; i < isLeapYear.Count; i++)
                {
                    if (month < moth)
                        break;
                    double[] temp = new double[isLeapYear[i]];
                    Array.ConstrainedCopy(array, primaryD, temp, 0, isLeapYear[i]);
                    months.Add(new YearMonth() { id = $"{year}-{moth}", cnt = temp.Sum() });
                    moth += 1;
                    primaryD += isLeapYear[i];
                }
            }
            return months;
        }

        /// <summary>
        /// 12个月 多个list<double>
        /// </summary>
        /// <param name="listDoubles"></param>
        /// <param name="year"></param>
        /// <param name="month"></param>
        /// <returns></returns>
        public static List<YearMonth> GetYearMonths(List<List<double>> listDoubles, int year = 0, int month = 0)
        {
            List<YearMonth> months = new();
            foreach (var doubles in listDoubles)
            {
                if (doubles.Count > 0)
                {
                    DateTimeOffset dateTime = DateTimeOffset.Now;
                    if (year == 0)
                        year = dateTime.Year;
                    if (month == 0)
                        month = dateTime.Month;

                    List<int> isLeapYear = (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? isLeapYear = leapY : isLeapYear = flatY;
                    double[] array = doubles.ToArray();
                    double ser = doubles.Sum();
                    int moth = 1;
                    int primaryD = 0;
                    for (int i = 0; i < isLeapYear.Count; i++)
                    {
                        if (month < moth)
                            break;
                        double[] temp = new double[isLeapYear[i]];
                        Array.ConstrainedCopy(array, primaryD, temp, 0, isLeapYear[i]);
                        months.Add(new YearMonth() { id = $"{year}-{moth}", cnt = temp.Sum() });
                        moth += 1;
                        primaryD += isLeapYear[i];
                    }
                }
            }
            return months;
        }

        /// <summary>
        /// 依据时间判定当月多少天
        /// </summary>
        /// <param name="dateTime"></param>
        /// <returns></returns>
        public static int GetDateDay(DateTimeOffset dateTime) 
        {
            int day = 0;
            int month = dateTime.Month;
            int year = dateTime.Year;
            switch (month)
            {
                case 1:
                case 3:
                case 5:
                case 7:
                case 8:
                case 10:
                case 12:
                    day = 31;
                    break;
                case 4:
                case 6:
                case 9:
                case 11:
                    day = 30;
                    break;
                case 2:
                    if (year % 400 == 0 || (year % 100 != 0 && year % 4 == 0))
                        day = 29;
                    else
                        day = 28;
                    break;
            }
            return day;
        }
    }
}