package com.fdkankan.common.validation;

import org.springframework.util.StringUtils;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class ValidationUtils {

    /** Email */
    public static final String EMAIL_PATTERN = "^([a-z0-9A-Z]+[-|_|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z0-9]{2,40}$" ;

    /** Age 1-120  */
    public static final String AGE_PATTERN="^(?:[1-9][0-9]?|1[01][0-9]|120)$";

    /** URL、http、www、ftp */
    public static final String URL_PATTERN = "http(s)?://([\\w-]+\\.)+[\\w-]+(/[\\w- ./?%&=]*)?" ;

    /** No. */
    public static final String INTEGER_PATTERN = "^([+-]?)\\d*\\.?\\d+$" ;

    /** String. */
    public static final String STRING_PATTERN = "^[\\u4E00-\\u9FFF\\sA-za-z]+$";
//    public static final String STRING_PATTERN = "^[\\u4E00-\\u9FFF\\sA-za-z\\d*]+$";

    /** Chinese. */
    public static final String CHINESE_NAME = "^[\\u4E00-\\u9FFF\\W]+$";

    /** PhoenNo. */
    public static final String PHONE_NO = "^[0-9 ]{1,20}$";

    /** PhoneCountry. */
    public static final String PHONE_COUNTRY = "^[0-9\\ \\+\\-\\(\\)]{1,22}$";

    /** HkID. */
    public static final String HK_ID = "[a-zA-Z]{1}[0-9a-zA-Z]{6}\\([0-9]{1}\\)";

    /** Only String and space */
    public static final String ONLY_STRING_SPACE="^[A-Za-z\\s\\u4E00-\\u9FFF\\W]+$";



    /** RecStatus */
    public static boolean validateRecStatus(String str){
        if(StringUtils.isEmpty(str)){
            return Boolean.FALSE ;
        }
        if ("A".equals(str) || "I".equals(str)){
            return Boolean.TRUE;
        }
        return Boolean.FALSE;
    }



    /**
     * plan、marital
     */
    public static boolean validateInteger(int i){
        if(i == 1 || i == 2 || i == 3 || i == 4 || i == 5){
            return Boolean.TRUE ;
        }
        return Boolean.FALSE;
    }

    public static boolean validateString(String i){
        if("1".equals(i) || "2".equals(i)){
            return Boolean.TRUE ;
        }
        return Boolean.FALSE;
    }




    /**  Email */
    public static boolean validateEamil(final String email){
        if(StringUtils.isEmpty(email)){
            return Boolean.FALSE ;
        }
        return email.matches(EMAIL_PATTERN) ;
    }


    /**  URL */
    public static boolean validateUrl(final String url){
        if(StringUtils.isEmpty(url)){
            return Boolean.FALSE ;
        }
        return url.matches(URL_PATTERN) ;
    }

    /**
     * Date
     * str to Date check
     */
    public static boolean validateDate(String date){
        if(StringUtils.isEmpty(date)){
            return Boolean.FALSE ;
        }
        try {
            SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
            dateFormat.parse(date);
        }   catch (ParseException e) {
            return Boolean.FALSE;
        }
        return Boolean.TRUE;
    }

    /**
     * Date
     * date check
     */
    public static boolean validateDate(Date date){
        try {
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
            formatter.format(date);
            if(date.after(new Date())){
                return Boolean.FALSE;
            }
        }   catch (Exception e) {
            return Boolean.FALSE;
        }
        return Boolean.TRUE;
    }




    /**  Message */
    public static boolean validateMsg(String name, int start , int end){
        if(StringUtils.isEmpty(name)){
            return Boolean.FALSE ;
        }
        if (name.length() >= start && name.length() <= end){
            return Boolean.TRUE ;
        }
        return Boolean.FALSE;
    }


    /**  PhoenNo */
    public static boolean validatePhoenNo(String str){
        if(StringUtils.isEmpty(str)){
            return Boolean.FALSE ;
        }
        return str.matches(PHONE_NO) ;
    }


    /**  PhoneCountry */
    public static boolean validatePhoneCountry(String str){
        if(StringUtils.isEmpty(str)){
            return Boolean.FALSE ;
        }
        return str.matches(PHONE_COUNTRY) ;
    }





    /**  check Float */
    public static boolean validateFloat(String str){
        if(StringUtils.isEmpty(str)){
            return Boolean.FALSE ;
        }
        String key = "[+]?[0-9]*\\.?[0-9]{2}+";
        return str.matches(key) ;
    }



    /**  compareDate */
    public static boolean compareDate(String str){
        if(StringUtils.isEmpty(str)){
            return Boolean.FALSE ;
        }
        try {
            SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
            Date date = dateFormat.parse(str);
            Calendar calendar = Calendar.getInstance();
            calendar.setTime(new Date());
            calendar.add(Calendar.DAY_OF_MONTH, -15);
            Date nowDate = dateFormat.parse(dateFormat.format(calendar.getTime()));
            if (date.before(nowDate)){
                return Boolean.TRUE;
            } else {
                return Boolean.FALSE;
            }
        }   catch (ParseException e) {
            return Boolean.FALSE;
        }
    }




    public static boolean validateState(int i){
        if(i == 0 || i == 1 ){
            return Boolean.TRUE ;
        }
        return Boolean.FALSE;
    }

}