package com.ydtech.modules.partner.utils;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.temporal.ChronoUnit;
import java.util.Date;

public class PartnerDateUtils {


    public static boolean isWithinDays(Date date, int days) {
        LocalDate targetDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDate();
        return Math.abs(ChronoUnit.DAYS.between(LocalDate.now(), targetDate)) <= days;
    }


    public static Date addDaysToday(Date date, int days) {
        LocalDateTime localDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDateTime();
        LocalDateTime newLocalDate = localDate.plusDays(days);
        LocalDateTime newDateTime = newLocalDate.withHour(0)
                .withMinute(0)
                .withSecond(0)
                .withNano(0);
        return Date.from(newDateTime.atZone(ZoneId.systemDefault()).toInstant());
    }


    public static Date addDays(Date date, int days) {
        LocalDateTime localDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDateTime();
        LocalDateTime newLocalDate = localDate.plusDays(days);
        LocalDateTime endOfDay = newLocalDate.withHour(23)
                .withMinute(59)
                .withSecond(59)
                .withNano(999_999_999);
        return Date.from(endOfDay.atZone(ZoneId.systemDefault()).toInstant());
    }

    /**
     * 目标日期在今天之后
     * @param date
     * @return
     */
    public static boolean isAfter(Date  date){
        LocalDateTime localDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDateTime();
        return localDate.isAfter(LocalDateTime.now());
    }


    /**
     * 目标日期在今天之前
     * @param date
     * @return
     */
    public static boolean isBefore(Date  date){
        LocalDateTime localDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDateTime();
        return localDate.isBefore(LocalDateTime.now());
    }

    /**
     * 描述: 计算两个日期之间的天数
     * @param date
     * @return
     */
    public static Long dateDifference(Date date){
        LocalDate pastLocalDate = date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
        return ChronoUnit.DAYS.between(pastLocalDate, LocalDate.now());
    }


    public static boolean isSameDay(Date date) {
        LocalDate currentDate = LocalDate.now();
        LocalDate compareLocalDate = date.toInstant()
                .atZone(ZoneId.systemDefault())
                .toLocalDate();
        return currentDate.equals(compareLocalDate.plusDays(1));
    }


}