package com.jwl.driver.server.util;

import com.alibaba.fastjson.JSONObject;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.profile.IClientProfile;
import com.jwl.driver.server.constant.Constants;
import com.jwl.driver.server.exception.BusinessException;
import jdk.vm.ci.meta.Constant;
import lombok.Data;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * @author zcx
 * 短信工具
 */
@Data
public class SmsUtil {

    private static Logger logger = LoggerFactory.getLogger(SmsUtil.class);

    /**
     * 基础信息
     */
    private static String  product = "Dysmsapi";
    private static String url = "dysmsapi.aliyuncs.com";
    private static String appkey = "LTAI4GH1CqJtaUVpmD1oYEUZ";
    private static String secret = "DFG848ea8U0QaQcdiHAYznUrCWfJzn";
    private static String smsFreeSignName = "对嘛科技";

    //用于存储短信验证码
    private static Map<String, String> codeMap = new HashMap<>();

    /**
     * 发送验证码
     * @param sendPhone
     * @return
     */
    public static String sendMessage(String sendPhone) {
        String code = getMessageCode(sendPhone);
        Map<String, Object> param = new HashMap<>();
        param.put("code", code);
        //发送短信
        currencySendMessage(sendPhone, Constants.MESSAGE_TEMPLATE, JSONObject.toJSONString(param));
        return code;
    }

    /**
     * 生成短信验证码并存储
     */
    public static String getMessageCode(String phone){
        String code = (int)(Math.random()*999999)+ "";
        if (code.length() == 5){
            code = "0" + code;
        }
        codeMap.put(phone, code);
        return code;
    }

    /**
     * 获取6位验证码
     */
    public static String getCodeByPhone(String phone){
        return codeMap.get(phone);
    }

    /**
     * 通用的发送短信的方法
     *
     * @param sendPhone
     *            要发送的目标号码
     * @param templet
     *            要使用的模板
     * @param jsonText
     *            拼接对应模板的json格式的字符串
     */
    public static String currencySendMessage(String sendPhone, String templet,
                                       String jsonText) {
        IAcsClient aliClient = createClient();

        //组装请求对象
        SendSmsRequest request = new SendSmsRequest();
        //必填:待发送手机号。支持以逗号分隔的形式进行批量调用，批量上限为20个手机号码,批量调用相对于单条调用及时性稍有延迟,验证码类型的短信推荐使用单条调用的方式
        request.setPhoneNumbers(sendPhone);
        //必填:短信签名-可在短信控制台中找到
        request.setSignName(smsFreeSignName);
        //必填:短信模板-可在短信控制台中找到
        request.setTemplateCode(templet);
        //可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
        request.setTemplateParam(jsonText);
        SendSmsResponse sendSmsResponse = null;
        logger.info("发送短信参数内容："+jsonText+"\n手机号码是："+sendPhone+"\n模板编号："+templet);
        try {
            sendSmsResponse = aliClient.getAcsResponse(request);
        } catch (ClientException e) {
            logger.error("发送短信失败："+e.getErrMsg()+"\n"+e.getMessage());
            e.printStackTrace();
            throw new BusinessException("获取验证码失败");
        }
        if (sendSmsResponse!=null){
            logger.info("message:"+sendSmsResponse.getMessage()+"\n"+
                    "code:"+sendSmsResponse.getCode()+"\n");
        }else{
            logger.info("发送短信响应为null");
            throw new BusinessException("获取验证码失败");
        }

        return JSONObject.toJSONString(sendSmsResponse);

    }

    /**
     * 创建客户端
     * @return
     */
    private  static IAcsClient createClient() {
        IClientProfile profile = DefaultProfile.getProfile("cn-hangzhou", appkey,
                secret);
        try {
            DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, url);
        } catch (ClientException e) {
            e.printStackTrace();
        }
        IAcsClient acsClient = new DefaultAcsClient(profile);
        return acsClient;
    }

    public static void main(String[] args) throws IOException {
        Map<String, Object> param = new HashMap<>();
        param.put("code", getMessageCode("18255439337"));
        SmsUtil.currencySendMessage("18255439337", "SMS_198880447", JSONObject.toJSONString(param) );
    }

}