package com.oying.modules.pc.utils;

import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.Month;
import java.time.format.DateTimeFormatter;

public class BusinessHoursUtils {

    // 时间格式
    private static final DateTimeFormatter DEFAULT_FORMATTER = DateTimeFormatter.ofPattern("HH:mm");

    /**
     * 拼接营业时间，如果时间为 null，则返回 "Closed"
     *
     * @param openTime  开始时间
     * @param closeTime 结束时间
     * @return 格式化的营业时间字符串，如 "8:00-22:00"
     */
    public static String formatBusinessHours(LocalTime openTime, LocalTime closeTime) {
        if (openTime == null || closeTime == null) {
            return "Closed";
        }
        return openTime.format(DEFAULT_FORMATTER) + "-" + closeTime.format(DEFAULT_FORMATTER);
    }

    // 示例调用
    public static void main(String[] args) {

        // LocalDateTime localDateTime = LocalDateTime.of(2025, Month.MAY, 10, 8, 0, 0);
        // LocalDateTime localDateTime2 = LocalDateTime.of(2025, Month.MAY, 10, 22, 0, 0);

        LocalTime openTime = LocalTime.of(8, 0);
        LocalTime closeTime =  LocalTime.of(22, 0);

        // 正常情况 → "8:00-22:00"
        System.out.println(formatBusinessHours(openTime, closeTime));

        // 如果时间为 null → "Closed"
        System.out.println(formatBusinessHours(null, null));
    }
}