package com.engine.web.aixinaction;

import com.alibaba.fastjson.JSON;
import com.api.aixinchina.utils.HttpUtils;
import com.api.aixinchina.utils.R;
import org.apache.http.HttpResponse;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import weaver.general.BaseBean;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.core.Context;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author:CL
 * @date:2023/1/29 8:34
 */
public class AixinAction {

    private static final Logger LOGGER = LoggerFactory.getLogger("爱信中国");

    @POST
    @Path("/rate")
    public R<String> getRate(@Context HttpServletRequest request, @Context HttpServletResponse response) throws ParseException {

        LOGGER.info("com.engine.web.aixinaction.AixinAction 已进入 rate接口");

//        读取AppCode
        BaseBean bb=new BaseBean();
        String AppCode = bb.getPropValue("aixinChina", "AppCode");

        if(AppCode==""){
            return R.error("请填写正确的AppCode");
        }

//        获取币种名称
        String codeName = request.getParameter("code");

        if ("RMB".equals(codeName)) {
            return R.success("100.00");
        }
//        或许要查询汇率的日期
        String date = request.getParameter("date");

//        因为阿里云只能按月查询且格式必须yyyyMM 对日期进行格式转换

        Date date1 = new SimpleDateFormat("yyyy-MM-dd").parse(date);

        String result = new SimpleDateFormat("yyyyMM").format(date1);

//        访问第三方阿里云接口
        String host = "http://ali-waihui.showapi.com";
        String path = "/bankhis";
        String method = "GET";
        String appcode = AppCode;
        Map<String, String> headers = new HashMap<String, String>();
        //最后在header中的格式(中间是英文空格)为Authorization:APPCODE 83359fd73fe94948385f570e3c139105
        headers.put("Authorization", "APPCODE " + appcode);
        Map<String, String> querys = new HashMap<String, String>();
//        货币编号
        querys.put("code", codeName);
        querys.put("month", result);

        try {
            HttpResponse rageResponse = HttpUtils.doGet(host, path, method, headers, querys);
//            获取查询的结果 转为map
            String mes = EntityUtils.toString(rageResponse.getEntity());
//            第一次结果的map
            HashMap resultMap = JSON.parseObject(mes, HashMap.class);

            LOGGER.info("com.engine.web.aixinaction.AixinAction 阿里云调用结果[{}]",resultMap);

            // 筛选第一次结果获取body
            HashMap bodyMap = JSON.parseObject(resultMap.get("showapi_res_body").toString(), HashMap.class);
//            获取返回的状态码 code
            Integer retCode = (Integer) bodyMap.get("ret_code");
            //判断阿里云api是否访问成功 ret_code为0查询成功 否则 查询失败 不扣费
            if (retCode == 0) {
//            获取到最终需要的list
                List<Map<String, String>> rateList = (List<Map<String, String>>) bodyMap.get("list");

                for (Map<String, String> map : rateList) {
//                    发布日期
                    String publish_time = map.get("publish_time");
//                    判断日期是否为需要的日期 返回对应的中行折算价
                    if ( date.equals(publish_time)) {
                        //中行折算价
                        String middle_rate = map.get("middle_rate");
                        return R.success(middle_rate);
                    }
                }
                return R.error("该天未查询到汇率,请您重新输入");
            } else {
//                阿里云code调用失败的return 返回他的提示信息
                String remark = (String) bodyMap.get("remark");
                return R.error(remark);
            }


        } catch (Exception e) {
            LOGGER.info("com.engine.web.aixinaction.AixinAction catch捕获",e);

            return R.error("出现异常,请联系管理员");
        }

    }
}