package com.isu.gaswellwatch.vo.command;

import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.math.NumberUtils;

import java.security.InvalidParameterException;
import java.time.LocalTime;
import java.util.Objects;
import java.util.concurrent.TimeUnit;

/**
 * @author <a href="mailto:scwsl@foxmail.com">王仕龙</a>
 * 2024/11/26 21:08
 */
public interface Timing {

    default String timeValidate(String time, String name, int maxHours) {
        if (StringUtils.isBlank(time)) {
            throw new NullPointerException(name + " cannot be empty");
        }
        if (!StringUtils.contains(time, ":")) {
            throw new InvalidParameterException(name + " is invalid. Valid format: [0-" + maxHours + "]:[0-59]:[0-59]");
        }
        String[] times = StringUtils.split(time, ":");
        int hour = 0, minute = 0, second = 0;
        if (times.length == 1) {
            hour = NumberUtils.createInteger(times[0]);
        } else if (times.length == 2) {
            hour = NumberUtils.createInteger(times[0]);
            minute = NumberUtils.createInteger(times[1]);
        } else if (times.length == 3) {
            hour = NumberUtils.createInteger(times[0]);
            minute = NumberUtils.createInteger(times[1]);
            second = NumberUtils.createInteger(times[2]);
        } else {
            throw new InvalidParameterException(name + " is invalid. Valid format: [0-" + maxHours + "]:[0-59]:[0-59]");
        }
        if (!(hour >= 0 && hour <= maxHours && minute >= 0 && minute <= 59 && second >= 0 && second <= 59)) {
            throw new InvalidParameterException(name + " is invalid. Valid format: [0-" + maxHours + "]:[0-59]:[0-59]");
        }
        return StringUtils.joinWith(":", StringUtils.leftPad(String.valueOf(hour), 2, "0"),
                StringUtils.leftPad(String.valueOf(minute), 2, "0"),
                StringUtils.leftPad(String.valueOf(minute), 2, "0"));
    }

    default String timerValidate(String time, String name) {
        return this.timeValidate(time, name, 23);
    }

    default String timingValidate(String time, String name) {
        return this.timeValidate(time, name, 999);
    }

    default String toHexString(LocalTime time) {
        return Objects.equals(LocalTime.MIN, time) ? "000000000000" :
                Objects.equals(LocalTime.MAX, time) ? "0017003B003B" :
                        this.toHexString(time.toString());
    }

    /**
     * 支持：[0-999]:[0-59]:[0-59]
     *
     * @param stringTime
     * @return
     */
    default String toHexString(String stringTime) {
        if (StringUtils.equals(stringTime, "00:00") || StringUtils.equals(stringTime, "00:00:00")) {
            return "000000000000";
        }
        if (StringUtils.equals(stringTime, "23:59:59")) {
            return "0017003B003B";
        }
        if (StringUtils.equals(stringTime, "999:59:59")) {
            return "03E7003B003B";
        }
        String[] items = StringUtils.split(stringTime, ":");
        int hours = Integer.parseInt(items[0]);
        int minutes = items.length < 2 ? 0 : Integer.parseInt(items[1]);
        int seconds = items.length < 3 ? 0 : Integer.parseInt(items[2]);
        return StringUtils.leftPad(Integer.toHexString(hours), 4, "0") +
                StringUtils.leftPad(Integer.toHexString(minutes), 4, "0") +
                StringUtils.leftPad(Integer.toHexString(seconds), 4, "0");
    }

    /**
     * 支持：[0-999]:[0-59]:[0-59]
     *
     * @param stringTime 时间
     * @return 返回秒数
     */
    default long toSeconds(String stringTime) {
        String[] values = StringUtils.split(stringTime, ":");
        int hours = 0, minutes = 0, seconds = 0;
        switch (values.length) {
            case 1 -> {
                seconds = NumberUtils.createInteger(values[0]);
            }
            case 2 -> {
                minutes = NumberUtils.createInteger(values[0]);
                seconds = NumberUtils.createInteger(values[1]);
            }
            case 3 -> {
                hours = NumberUtils.createInteger(values[0]);
                minutes = NumberUtils.createInteger(values[1]);
                seconds = NumberUtils.createInteger(values[2]);
            }
            default -> {
                throw new RuntimeException("格式不合法");
            }
        }
        return TimeUnit.HOURS.toSeconds(hours) + TimeUnit.MINUTES.toSeconds(minutes) + seconds;
    }
}