package com.zhgd.xmgl.util;

import cn.hutool.http.HttpRequest;
import cn.hutool.json.JSONUtil;
import com.alibaba.fastjson.JSONObject;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

import java.util.*;
import java.util.regex.Pattern;

/**
 * @program: wisdomSite
 * @description: 身份证工具类
 * @author: Mr.Peng
 * @create: 2021-03-10 10:04
 **/
@Component
@Slf4j
public class IdCardUtils {

    /**
     * 大陆地区地域编码最大值
     **/
    public static final int MAX_MAINLAND_AREACODE = 659004;
    /**
     * 大陆地区地域编码最小值
     **/
    public static final int MIN_MAINLAND_AREACODE = 110000;
    /**
     * 香港地域编码值
     **/
    public static final int HONGKONG_AREACODE = 810000; // 香港地域编码值
    /**
     * 台湾地域编码值
     **/
    public static final int TAIWAN_AREACODE = 710000;
    /**
     * 澳门地域编码值
     **/
    public static final int MACAO_AREACODE = 820000;
    /**
     * 数字正则
     **/
    public static final String regexNum = "^[0-9]*$";
    /**
     * 闰年生日正则
     **/
    public static final String regexBirthdayInLeapYear = "^((19[0-9]{2})|(200[0-9])|(201[0-5]))((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))$";
    /**
     * 平年生日正则
     **/
    public static final String regexBirthdayInCommonYear = "^((19[0-9]{2})|(200[0-9])|(201[0-5]))((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))$";
    private static final HashSet<String> BLACK_SET = new HashSet<String>() {

        private static final long serialVersionUID = 48136604486603324L;

        {
            add("111111111111111");
        }
    };
    private static String tokenurl = "https://iam.cn-east-3.myhuaweicloud.com/v3/auth/tokens";
    private static String username;
    private static String domainname;
    private static String password;
    private static String projectid;
    private static String endpoint;
    /**
     * 是否启用华为云账号功能
     */
    private static Boolean enable;

    /**
     * 识别身份证信息
     *
     * @param imageurl 图片地址
     * @param side     true 正面（头像面）    false 反面（国徽面）
     *                 <p>
     *                 注意事项：此处申请华为云必须在华为云上海一区开通身份证识别功能，然后拷贝项目ID到此处进行识别
     */
    public static String getIdCardInfo(String imageurl, boolean side) {
        if (enable) {
//        String JSONSTR = "{ \n \"auth\": { \n \"identity\": { \n \"methods\": [ \n \"password\" \n  ], \n  \"password\": { \n \"user\": { \n\"name\": \"" + username + "\", \n \"password\": \"" + password + "\", \n \"domain\": { \n \"name\": \"" + domainname + "\" \n } \n } \n} \n}, \n\"scope\": { \n \"project\": { \n\"name\": \"cn-east-3\" \n} \n} \n} \n}";
//        String token = HttpRequest.postJson(tokenurl).body(String.valueOf(JSONUtil.parse(JSONSTR))).execute().header("X-Subject-Token");
//        String url = "https://ocr.cn-east-3.myhuaweicloud.com/v2/" + projectid + "/ocr/id-card";
//        Map<String, Object> param = new HashMap<>(16);
//        param.put("url", imageurl);
//        param.put("side", side ? "front" : "back");
//        String result = HttpRequest.postJson(url).header("X-Auth-Token", token).body(String.valueOf(JSONUtil.parse(param))).execute().body();
//        log.info(result);
//        return result;


//        String tokenurl = "https://iam.cn-east-3.myhuaweicloud.com/v3/auth/tokens";
//        String JSONSTR = "{ \n \"auth\": { \n \"identity\": { \n \"methods\": [ \n \"password\" \n  ], \n  \"password\": { \n \"user\": { \n\"name\": \"" + username + "\", \n \"password\": \"" + password + "\", \n \"domain\": { \n \"name\": \"" + username + "\" \n } \n } \n} \n}, \n\"scope\": { \n \"project\": { \n\"name\": \"cn-east-3\" \n} \n} \n} \n}";
            //获取token
            String tokenUrl = "https://iam." + endpoint + ".myhuaweicloud.com/v3/auth/tokens";
            String JSONSTR = getTokenStr(domainname, username, password, endpoint);
            String tokenBody = JSONUtil.toJsonStr(JSONSTR);
            log.info("token_url：{}，body：{}", tokenUrl, tokenBody);
            String token = HttpRequest.post(tokenUrl).body(tokenBody).execute().header("x-subject-token");
            log.info("response-token：{}", token);

            //获取身份证信息
            String cardUrl = "https://ocr." + endpoint + ".myhuaweicloud.com/v2/" + projectid + "/ocr/id-card";
            Map<String, Object> param = new HashMap<>(16);
            param.put("url", imageurl);
            param.put("side", side ? "front" : "back");
            String cardBoday = JSONUtil.toJsonStr(param);
            log.info("token_url：{}，body：{}", cardUrl, cardBoday);
            String result = HttpRequest.post(cardUrl).header("x-auth-token", token).body(cardBoday).execute().body();
            log.info(result);
            return result;
        }
        return null;
    }

    public static String getTokenStr(String domainname, String username, String passwrd, String endpoint) {
        JSONObject domain = new JSONObject();
        domain.put("name", domainname);
        JSONObject user = new JSONObject();
        user.put("name", username);
        user.put("password", passwrd);
        user.put("domain", domain);
        JSONObject password = new JSONObject();
        password.put("user", user);
        List<String> methods = new ArrayList();
        methods.add("password");
        JSONObject identity = new JSONObject();
        identity.put("methods", methods);
        identity.put("password", password);

        JSONObject project = new JSONObject();
        project.put("name", endpoint);
        JSONObject scope = new JSONObject();
        scope.put("project", project);

        JSONObject json = new JSONObject();
        json.put("identity", identity);
        json.put("scope", scope);

        JSONObject data = new JSONObject();
        data.put("auth", json);
        return data.toJSONString();
    }

    /**
     * 通过身份证号码获取出生日期(birthday)、年龄(age)、性别(sex)
     *
     * @param idCardNo 身份证号码
     * @return 返回的出生日期格式：1993-05-07   性别格式：1男，2女
     */
    public static Map<String, String> getBirthdayAgeSex(String idCardNo) {
        String birthday = "";
        String age = "";
        String sexCode = "";

        int year = Calendar.getInstance().get(Calendar.YEAR);
        char[] number = idCardNo.toCharArray();
        boolean flag = true;
        if (number.length == 15) {
            for (int x = 0; x < number.length; x++) {
                if (!flag) {
                    return new HashMap<String, String>();
                }
                flag = Character.isDigit(number[x]);
            }
        } else if (number.length == 18) {
            for (int x = 0; x < number.length - 1; x++) {
                if (!flag) {
                    return new HashMap<String, String>();
                }
                flag = Character.isDigit(number[x]);
            }
        }
        if (flag && idCardNo.length() == 15) {
            birthday = "19" + idCardNo.substring(6, 8) + "-"
                    + idCardNo.substring(8, 10) + "-"
                    + idCardNo.substring(10, 12);
            sexCode = Integer.parseInt(idCardNo.substring(idCardNo.length() - 3, idCardNo.length())) % 2 == 0 ? "2" : "1";
            age = (year - Integer.parseInt("19" + idCardNo.substring(6, 8))) + "";
        } else if (flag && idCardNo.length() == 18) {
            birthday = idCardNo.substring(6, 10) + "-"
                    + idCardNo.substring(10, 12) + "-"
                    + idCardNo.substring(12, 14);
            sexCode = Integer.parseInt(idCardNo.substring(idCardNo.length() - 4, idCardNo.length() - 1)) % 2 == 0 ? "2" : "1";
            age = (year - Integer.parseInt(idCardNo.substring(6, 10))) + "";
        }
        Map<String, String> map = new HashMap<String, String>();
        map.put("birthday", birthday);
        map.put("age", age);
        map.put("sex", sexCode);
        return map;
    }

    /**
     * <p>
     * 身份证格式强校验
     * </p>
     * <p>
     * 1、号码的结构 公民身份号码是特征组合码，由十七位数字本体码和一位校验码组成。排列顺序从左至右依次为：六位数字地址码，
     * 八位数字出生日期码，三位数字顺序码和一位数字校验码。
     * </p>
     * <p>
     * 2、地址码(前六位数）表示编码对象常住户口所在县(市、旗、区)的行政区划代码，按GB/T2260的规定执行。
     * </p>
     * <p>
     * 3、出生日期码（第七位至十四位）表示编码对象出生的年、月、日，按GB/T7408的规定执行，年、月、日代码之间不用分隔符。
     * </p>
     * <p>
     * 4、顺序码（第十五位至十七位）表示在同一地址码所标识的区域范围内，对同年、同月、同日出生的人编定的顺序号， 顺序码的奇数分配给男性，偶数分配给女性。
     * </p>
     * <p>
     * 5、校验码（第十八位数）
     * （1）十七位数字本体码加权求和公式 S = Sum(Ai * Wi), i = 0, ... , 16 ，先对前17位数字的权求和
     * Ai:表示第i位置上的身份证号码数字值 Wi:表示第i位置上的加权因子 Wi: 7 9 10 5 8 4 2 1 6 3 7 9 10 5 8 4
     * 2 （2）计算模 Y = mod(S, 11) （3）通过模得到对应的校验码 Y: 0 1 2 3 4 5 6 7 8 9 10 校验码: 1 0
     * X 9 8 7 6 5 4 3 2
     * </p>
     */
    public static final boolean strongVerifyIdNumber(String idNumber) {
        if (StringUtils.isBlank(idNumber)) {
            return false;
        }
        idNumber = idNumber.trim();

        if (BLACK_SET.contains(idNumber)) {
            return false;
        }
        if (!checkIdNumberRegex(idNumber)) {
            return false;
        }
        if (!checkIdNumberArea(idNumber.substring(0, 6))) {
            return false;
        }
        idNumber = convertFifteenToEighteen(idNumber);
        if (!checkBirthday(idNumber.substring(6, 14))) {
            return false;
        }
        if (!checkIdNumberVerifyCode(idNumber)) {
            return false;
        }
        return true;
    }

    /**
     * 身份证正则校验
     */
    private static boolean checkIdNumberRegex(String idNumber) {
        return Pattern.matches("^([0-9]{17}[0-9Xx])|([0-9]{15})$", idNumber);
    }

    /**
     * 身份证地区码检查
     */
    private static boolean checkIdNumberArea(String idNumberArea) {
        int areaCode = Integer.parseInt(idNumberArea);
        if (areaCode == HONGKONG_AREACODE || areaCode == MACAO_AREACODE || areaCode == TAIWAN_AREACODE) {
            return true;
        }
        if (areaCode <= MAX_MAINLAND_AREACODE && areaCode >= MIN_MAINLAND_AREACODE) {
            return true;
        }
        return false;
    }

    /**
     * 将15位身份证转换为18位
     */
    private static String convertFifteenToEighteen(String idNumber) {
        if (15 != idNumber.length()) {
            return idNumber;
        }
        idNumber = idNumber.substring(0, 6) + "19" + idNumber.substring(6, 15);
        idNumber = idNumber + getVerifyCode(idNumber);
        return idNumber;
    }

    /**
     * 根据身份证前17位计算身份证校验码
     */
    private static String getVerifyCode(String idNumber) {
        if (!Pattern.matches(regexNum, idNumber.substring(0, 17))) {
            return null;
        }
        String[] ValCodeArr = {"1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"};
        String[] Wi = {"7", "9", "10", "5", "8", "4", "2", "1", "6", "3", "7", "9", "10", "5", "8", "4", "2"};

        int sum = 0;
        for (int i = 0; i < 17; i++) {
            sum = sum + Integer.parseInt(String.valueOf(idNumber.charAt(i))) * Integer.parseInt(Wi[i]);
        }
        return ValCodeArr[sum % 11];
    }

    /**
     * 身份证出生日期嘛检查
     */
    private static boolean checkBirthday(String idNumberBirthdayStr) {
        Integer year = null;
        try {
            year = Integer.valueOf(idNumberBirthdayStr.substring(0, 4));
        } catch (Exception e) {
        }
        if (null == year) {
            return false;
        }
        if (isLeapYear(year)) {
            return Pattern.matches(regexBirthdayInLeapYear, idNumberBirthdayStr);
        } else {
            return Pattern.matches(regexBirthdayInCommonYear, idNumberBirthdayStr);
        }
    }

    /**
     * 判断是否为闰年
     */
    private static boolean isLeapYear(int year) {
        return (year % 400 == 0) || (year % 100 != 0 && year % 4 == 0);
    }

    /**
     * 身份证校验码检查
     */
    private static boolean checkIdNumberVerifyCode(String idNumber) {
        return getVerifyCode(idNumber).equalsIgnoreCase(idNumber.substring(17));
    }

    public static void main(String[] args) {
        System.out.println(strongVerifyIdNumber("121"));
        System.out.println(strongVerifyIdNumber("420101198101019701"));
    }

    @Value("${hw-ocr-enable:false}")
    public void setEnable(Boolean enable) {
        IdCardUtils.enable = enable;
    }

    @Value("${hw-ocr-username}")
    public void setUsername(String hwusername) {
        username = hwusername;
    }

    @Value("${hw-ocr-domainname}")
    public void setDomainname(String hwdomainname) {
        domainname = hwdomainname;
    }

    @Value("${hw-ocr-password}")
    public void setPassword(String hwpassword) {
        password = hwpassword;
    }

    @Value("${hw-ocr-projectid}")
    public void setProjectid(String hwprojectid) {
        projectid = hwprojectid;
    }

    @Value("${hw-ocr-endpoint}")
    public void setEndpoint(String hwendpoint) {
        endpoint = hwendpoint;
    }

}