import java.util.Arrays;
import java.util.List;

/**
 * 數(shù)據(jù)脫敏工具
 */
public class DesensitizedUtil {

    /**
     * 復(fù)姓
     */
    public static final List<String> compoundSurnames= Arrays.asList(new String[]{"歐陽","太史","端木","上官","司馬","東方","獨孤","南宮","萬俟","聞人","夏侯","諸葛","尉遲","公羊","赫連","澹臺","皇甫","宗政","濮陽","公冶","太叔","申屠","公孫","慕容","仲孫","鐘離","長孫","宇文","司徒","鮮于","司空","閭丘","子車","亓官","司寇","巫馬","公西","顓孫","壤駟","公良","漆雕","樂正","宰父","谷梁","拓跋","夾谷","軒轅","令狐","段干","百里","呼延","東郭","南門","羊舌","微生","公戶","公玉","公儀","梁丘","公仲","公上","公門","公山","公堅","左丘","公伯","西門","公祖","第五","公乘","貫丘","公皙","南榮","東里","東宮","仲長","子書","子桑","即墨","達(dá)奚","褚?guī)?});

    /**
     * 電話號碼脫敏 保留前3后四 如 184****6270
     *
     * @param phoneNumber
     * @return
     */
    public static String formatPhoneNumber(String phoneNumber) {
        if (StringUtils.isNotEmpty(phoneNumber)) {
            return phoneNumber.replaceAll("(?<=\\w{3})\\w(?=\\w{4})", "*");
        }

        return phoneNumber;
    }

    /**
     * 身份證號脫敏 保留前三后四, 適用于15位和18位身份證號 如 539***********171x
     *
     * @param idNumber
     * @return
     */
    public static String formatIdNumber(String idNumber) {
        if (StringUtils.isNotEmpty(idNumber)) {
            return idNumber.replaceAll("(?<=\\w{3})\\w(?=\\w{4})", "*");
        }
        return idNumber;
    }

    /**
     * 姓名脫敏
     * 兩字：保留前一位，后一位脫敏 井联，如 李明 -> 李*
     * 三字：保留前一前竿拆，后一位，中間脫敏 缠犀，如 李世民 -> 李*民,歐陽鋒 -> 歐陽*
     * 四字：保留前兩位 ，后兩位脫敏 ，如 歐陽平平 -> 歐陽**
     * 大于四字： 前2后2，其他脫敏
     * @param name
     * @return
     */
    public static String formatName(String name) {
        if (StringUtils.isNotEmpty(name)) {
            Integer len = name.length();
            switch (len) {
                case 2:
                    // todo 保留前一位钓简，后一位脫敏 ，如 李明 -> 李*
                    return name.replaceAll("(?<=\\S{1})\\S", "*");
                case 3:
                    // todo 保留前一前汹想，后一位外邓，中間脫敏 ，如 李世民 -> 李*民
                    // todo 但是如果是 復(fù)姓 + 一個字 的話 古掏，如 歐陽鋒 —> 歐*鋒 损话，正確的應(yīng)該處理成 歐陽*
                    return compoundSurnames.contains(name.substring(0,2))?name.replaceAll("(?<=\\S{2})\\S", "*"):name.replaceAll("(?<=\\S{1})\\S(?=\\S{1})", "*");
                case 4:
                    // todo 保留前兩位 ，后兩位脫敏 槽唾，如 歐陽平平 -> 歐陽**
                    return name.replaceAll("(?<=\\S{2})\\S", "*");
                default:
                    // todo 其他的默認(rèn)保留前2后2丧枪，其他脫敏
                    return name.replaceAll("(?<=\\S{2})\\S(?=\\S{2})", "*");
            }
        }
        return name;
    }
}