package platform.common.util;

import com.aliyuncs.exceptions.ClientException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.stereotype.Service;
import platform.common.Constant;
import platform.common.exception.BaseException;

import java.util.Date;
import java.util.Objects;

@Service
public class VerificationCodeUtil {

    private static String VerificationCode = "SND_VerificationCode_";

    private static String LatestVerificationTime = "SND_LatestVerificationTime_";

    @Autowired
    private RedisUtil redisUtil;

    //加入验证码 有效期五分钟
    public void setVerificationCode(String phone) {
        int code = (int) ((Math.random() * 9 + 1) * 100000);
        String templateParam = "{\"validate_code\":\"" + code + "\"}";
        try {
            AlibabaSMSUtil.sendSMS(phone, Constant.SMS_TemplateCode.VALIDATE_CODE, Constant.SINGNAMW, templateParam);
        } catch (ClientException e) {
            e.printStackTrace();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        redisUtil.set(VerificationCode + phone, code, 300L);
        redisUtil.set(LatestVerificationTime + phone, new Date(), 60L);
    }

    //验证 验证码
    public boolean validateVerificationCode(String phone, String code) {
        String verificationCode = redisUtil.get(VerificationCode + phone) + "";
        //验证成功 销毁原来的验证码
        if (Objects.equals(code, verificationCode)) {
            redisUtil.remove(VerificationCode + phone);
            return true;
        }
        return false;
    }

    //验证 距离上次发送是否大于一分钟
    public Integer validateVerificationTime(String phone, Long time) {
        Date verificationTime = (Date) redisUtil.get(LatestVerificationTime + phone);
        Date now = new Date();
        Long t = 0L;
        if (null == verificationTime) {
            t = now.getTime() - 0;
        } else {
            t = now.getTime() - verificationTime.getTime();
        }
        if (t >= 1000 * time) {
            return 0;
        }
        return (int) (time - t / 1000);
    }

}