using System;
using System.Collections;
using UnityEngine;

namespace GFGGame
{
    public class DateUtils : SingletonBase<DateUtils>
    {

        public const int TIME_FORMAT_1 = 1;

        public int MONTH_PER_YEAR = 12;//每年的月数
        public int DAYS_PER_MONTH = 30;//每月的天数
        public int HOURS_PER_DAY = 24;//每天的小时数
        public int MUNITE_PER_HOUR = 60;//每小时的分钟数
        public int SECOND_PER_MUNITE = 60;//每分钟的秒数
        public int SECOND_PER_DAY = 86400;//一天的秒数
        public int GetCurTime()
        {
            var utcNow = DateTime.UtcNow;
            var timeSpan = utcNow - new DateTime(1970, 1, 1, 0, 0, 0);

            return (int)timeSpan.TotalSeconds;
        }
        public string getFormatBySecond(int second, int type = 1, int showLength = 2)
        {
            string str  = "";
            int ms = second * 1000;
            switch (type)
            {
                case DateUtils.TIME_FORMAT_1:
                    str = this.format_1(second);
                    break;
            }
            return str;
        }
        //剩余时间大于1天返回天数，小于一天返回小时数，小于一小时返回分钟数，小于1分钟返回秒数
        public string format_1(int second)
        {
            if (second / this.SECOND_PER_DAY >= 1)
            {
                return string.Format ("剩余{0}天", Mathf.Floor(second / this.SECOND_PER_DAY));
            }
            else if(second / this.SECOND_PER_DAY<1&& second/(this.MUNITE_PER_HOUR*this.SECOND_PER_MUNITE) >= 1)
            {
                return string.Format("剩余{0}小时", Mathf.Floor(second /( this.MUNITE_PER_HOUR * this.SECOND_PER_MUNITE)));
            }
            else if (second / this.SECOND_PER_DAY < 1 && second / (this.MUNITE_PER_HOUR * this.SECOND_PER_MUNITE) < 1&& second/this. SECOND_PER_MUNITE>=1)
            {
                return string.Format("剩余{0}分钟", Mathf.Floor(second / this.SECOND_PER_MUNITE));
            }else if (second< this.SECOND_PER_MUNITE)
            {
                return string.Format("剩余{0}秒", second);
            }
            return "";
        }
    }
}