package com.jyxt.getdatabyview;

import java.time.LocalDate;
import java.time.YearMonth;
import java.time.format.DateTimeFormatter;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class DateRangeUtil {

    public static String getDateRange(String input) {
        // 定义正则表达式匹配模式和对应的处理逻辑
        Matcher monthMatcher = Pattern.compile("^(\\d{4})年(\\d{1,2})月份$").matcher(input);
        Matcher quarterMatcher = Pattern.compile("^(\\d{4})年第([1-4])季度$").matcher(input);
        Matcher halfYearMatcher = Pattern.compile("^(\\d{4})年(上|下)半年$").matcher(input);
        Matcher yearMatcher = Pattern.compile("^(\\d{4})年度$").matcher(input);

        try {
            if (monthMatcher.matches()) {
                int year = Integer.parseInt(monthMatcher.group(1));
                int month = Integer.parseInt(monthMatcher.group(2));
                YearMonth ym = YearMonth.of(year, month);
                return formatDate(ym.atDay(1), ym.atEndOfMonth());
            } else if (quarterMatcher.matches()) {
                int year = Integer.parseInt(quarterMatcher.group(1));
                int quarter = Integer.parseInt(quarterMatcher.group(2));
                YearMonth startYm = YearMonth.of(year, (quarter - 1) * 3 + 1);
                YearMonth endYm = YearMonth.of(year, quarter * 3);
                return formatDate(startYm.atDay(1), endYm.atEndOfMonth());
            } else if (halfYearMatcher.matches()) {
                int year = Integer.parseInt(halfYearMatcher.group(1));
                String half = halfYearMatcher.group(2);
                YearMonth startYm = YearMonth.of(year, "上".equals(half) ? 1 : 7);
                YearMonth endYm = YearMonth.of(year, "上".equals(half) ? 6 : 12);
                return formatDate(startYm.atDay(1), endYm.atEndOfMonth());
            } else if (yearMatcher.matches()) {
                int year = Integer.parseInt(yearMatcher.group(1));
                return formatDate(YearMonth.of(year, 1).atDay(1), YearMonth.of(year, 12).atEndOfMonth());
            } else {
                throw new IllegalArgumentException("无效的日期格式");
            }
        } catch (Exception e) {
            throw new IllegalArgumentException("无效的日期参数", e);
        }
    }


    private static String formatDate(LocalDate start, LocalDate end) {
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
        return start.format(formatter) + "|" + end.format(formatter);
    }

    public static void Test(){
        String [] firstName = {"张","李","王","孙","赵"};
        String [] lastName = {"一","二","三","四","五","六"};
        Random rand = new Random();
        int randomIntFirstName = rand.nextInt(5);
        int randomIntLastName = rand.nextInt(6);
        String UserName = firstName[randomIntFirstName] + lastName[randomIntLastName];
        String [] firstWord = {"吃","穿","用","打"};
        String [] lastWord = {"衣服","汽车","电话","电脑","杯子"};
        int randomIntFirstWord = rand.nextInt(4);
        int randomIntLastWord = rand.nextInt(5);
        String Role = firstWord[randomIntFirstWord] + lastWord[randomIntLastWord];
        Map<String, Object> params = new HashMap<>();
        params.put("user_name", UserName);
        params.put("role", Role);
        List<Map<String, Object>> list1 = new ArrayList<>();
        list1.add(params);
        System.out.println(list1);
    }

    public static void main(String[] args) {
        // 测试用例
//        System.out.println(getDateRange("2024年5月份"));
//        System.out.println(getDateRange("2024年11月份"));
//        System.out.println(getDateRange("2024年7月份"));
//        System.out.println(getDateRange("2020年上半年"));
//        System.out.println(getDateRange("2020年2月份"));
//        System.out.println(getDateRange("2021年2月份"));
//        System.out.println(getDateRange("2022年2月份"));
//        System.out.println(getDateRange("2023年2月份"));
//        System.out.println(getDateRange("2023年度"));
//        System.out.println(getDateRange("2023年第3季度"));
//        System.out.println(getDateRange("2025年第1季度"));
        Test();
        Test();
        Test();
        Test();
        Test();
        Test();
        Test();
        Test();
        Test();
        Test();
    }
}