package com.bobfintech.module_base.util;

import android.text.TextUtils;

/**
 * @author let
 * @description 数据脱敏工具类
 * @date 2021/4/7
 */

public final class SensitiveInfoUtils {

    /**
     * [中文姓名] 如果长度为2，后一位隐藏为星号<例子：李*>，如果长度>2，中间隐藏为星号<例子：李*星>
     *
     * @param fullName 姓名
     * @return
     */
    public static String chineseName(String fullName) {
        if (TextUtils.isEmpty(fullName)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        sb.append(fullName.subSequence(0, 1));
        for (int i = 0; i < fullName.length() - 2; i++) {
            sb.append("*");
        }
        if (fullName.length() > 2) {
            sb.append(fullName.substring(fullName.length() - 1));
        } else {
            sb.append("*");
        }
        return sb.toString();
    }

    /**
     * [身份证号] 显示最后四位，其他隐藏。共计18位或者15位。<例子：*************5762>
     *
     * @param id
     * @return
     */
    public static String idCardNum(String id) {
        if (TextUtils.isEmpty(id)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < id.length() - 4; i++) {
            sb.append("*");
        }
        sb.append(id.substring(id.length() - 4));
        return sb.toString();
    }


    /**
     * [身份证号] 前六位，后四位，其他用星号隐藏每位1个星号<例子:451002********1647>
     *
     * @param cardId
     * @return
     */
    public static String idCard(String cardId) {
        if (TextUtils.isEmpty(cardId)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        sb.append(cardId.subSequence(0, 6));
        for (int i = 0; i < cardId.length() - 10; i++) {
            sb.append("*");
        }
        sb.append(cardId.substring(cardId.length() - 4));
        return sb.toString();
    }

    /**
     * [固定电话] 后四位，其他隐藏<例子：****1234>
     *
     * @param num
     * @return
     */
    public static String fixedPhone(String num) {
        if (TextUtils.isEmpty(num)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < num.length() - 4; i++) {
            sb.append("*");
        }
        sb.append(num.substring(num.length() - 4));
        return sb.toString();
    }

    /**
     * [手机号码] 前三位，后两位，其他隐藏<例子:138********34>
     *
     * @param num
     * @return
     */
    public static String mobilePhone(String num) {
        if (TextUtils.isEmpty(num)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        sb.append(num.subSequence(0, 3));
        for (int i = 0; i < num.length() - 5; i++) {
            sb.append("*");
        }
        sb.append(num.substring(num.length() - 2));
        return sb.toString();
    }

    /**
     * [地址] 只显示到地区，不显示详细地址；我们要对个人信息增强保护<例子：北京市海淀区****>
     *
     * @param address
     * @param sensitiveSize 敏感信息长度
     * @return
     */
    public static String address(String address, int sensitiveSize) {
        if (TextUtils.isEmpty(address)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < address.length() - sensitiveSize; i++) {
            sb.append("*");
        }
        sb.append(address.substring(address.length() - sensitiveSize));
        return sb.toString();
    }

    /**
     * [电子邮箱] 邮箱前缀仅显示第一个字母，前缀其他隐藏，用星号代替，@及后面的地址显示<例子:g**@163.com>
     *
     * @param email
     * @return
     */
    public static String email(String email) {
        if (TextUtils.isEmpty(email)) {
            return "";
        }
        int index = email.indexOf("@");
        String end = email.substring(index);
        StringBuilder sb = new StringBuilder();
        sb.append(email.subSequence(0, 1));
        for (int i = 0; i < email.length() - end.length() -1; i++) {
            sb.append("*");
        }
        sb.append(end);
        return sb.toString();

    }

    /**
     * [银行卡号] 前六位，后四位，其他用星号隐藏每位1个星号<例子:6222600**********1234>
     *
     * @param cardNum
     * @return
     */
    public static String bankCard(String cardNum) {
        if (TextUtils.isEmpty(cardNum)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        sb.append(cardNum.subSequence(0, 6));
        for (int i = 0; i < cardNum.length() - 10; i++) {
            sb.append("*");
        }
        sb.append(cardNum.substring(cardNum.length() - 4));
        return sb.toString();
    }

    /**
     * [公司开户银行联号] 公司开户银行联行号,显示前两位，其他用星号隐藏，每位1个星号<例子:12********>
     *
     * @param code
     * @return
     */
    public static String cnapsCode(String code) {
        if (TextUtils.isEmpty(code)) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        sb.append(code.subSequence(0, 2));
        for (int i = 0; i < code.length() - 2; i++) {
            sb.append("*");
        }
        return sb.toString();
    }
}