package com.redis.demo;
 
import redis.clients.jedis.Jedis;
 
import java.util.Random;
 
public class PhoneCode {
    public static void main(String[] args) {
      // 模擬驗證碼傳送
        verifyCode("13899996666");
    }
 
    // 3.驗證碼校驗
    public static void getRedisCode(String phone, String code) {
        
 
// 連線redis www.dianjilingqu.com
        Jedis jedis = new Jedis("127.0.0.1", 6379);
        // 驗證碼key
        String codeKey = "VerifyCode" + phone + ":code";
        // Redis中驗證碼
        String redisCode = jedis.get(codeKey);
        // 判斷
        if (redisCode.equals(code)) {
            System.out.println("
 
成功");
        } else {
            System.out.println("失敗");
        }
        jedis.close();
    }
 
    // 2.每個手機每天只能傳送3次，驗證碼放到redis中，設定過期時間
    public static void verifyCode(String phone) {
        // 連線redis
        Jedis jedis = new Jedis("127.0.0.1", 6379);
 
        // 手機發送次數key
        String countKey = "
 
VerifyCode" + phone + ":count";
 
        // 驗證碼key
        String codeKey = "VerifyCode" + phone + ":code";
        String count = jedis.get(countKey);
        System.out.println(count);
        if (count == null) {
            // 第一次傳送，設定傳送次數為1
            jedis.setex(countKey, 24*60*60, "1");
        } else if(Integer.parseInt(count) <= 2) {
            // 傳送次數加1
            jedis.incr(countKey);
        } else if(Integer.parseInt(count) > 3){
            System.out.println("今天的傳送次數已經超過3次");
            jedis.close();
        }
 
        // 1.傳送驗證碼放到redis www.dianjilingqu.com
        String vcode = getCode();
        jedis.setex(codeKey, 120, vcode);
        String s = jedis.get(codeKey);
        System.out.println(s);
        jedis.close();
    }
 
    // 生成6位數字驗證碼
    public static String getCode() {
        Random random = new Random();
        String code = "";
        for (int i = 0; i < 6; i++) {
            int rand = random.nextInt(10);
            code += rand;
        }
        return code;
    }
}