package com.newyetai.sdk.chuanglan.util;

import com.newyetai.common.util.JsonUtils;
import com.newyetai.sdk.chuanglan.constant.ChuangLanConstants;
import com.newyetai.sdk.chuanglan.dto.ChuangLanResponseDTO;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Component;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.util.StopWatch;
import org.springframework.web.client.RestClientException;
import org.springframework.web.client.RestTemplate;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Objects;

@Slf4j
@Component
public class HttpUtilCl<T, R> {

    private static RestTemplate restTemplate;

    @Autowired
    public HttpUtilCl() {
        this.restTemplate = new RestTemplate();
    }

    /**
     * Http 通用请求封装
     *
     * @param url           请求地址
     * @param requestDto    请求实体
     * @param <T>
     * @param <R>
     * @return
     */
    public static <T, R extends ChuangLanResponseDTO> ChuangLanResponseDTO execute(String url, T requestDto) {
        ChuangLanResponseDTO result;

        StopWatch stopWatch = new StopWatch();
        stopWatch.start();
        try {
            String reqJson = JsonUtils.toJsonString(requestDto);
            log.info("chuanglan request url :{}", url);
            log.info("chuanglan request requestDto :{}", reqJson);

            MultiValueMap requestBody = new LinkedMultiValueMap();
            Map paramMap = JsonUtils.toMap(reqJson);
            paramMap.forEach((k,v) -> {
                if(Objects.nonNull(v)){
                    requestBody.add(k,v);
                }
            });

            // 设置请求头
            HttpHeaders headers = new HttpHeaders();
            headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
            HttpEntity request = new HttpEntity(requestBody, headers);
            String response = restTemplate.postForObject(url, request, String.class);
            log.info("chuanglan 响应结果 :{}", response);

            result = formatDto(response);

        } catch (Exception e) {
            log.error("chuanglan {} invoke error:{}", requestDto.getClass().getName(), e);
            stopWatch.stop();
            return ChuangLanResponseDTO.buildCommonError();
        }
        stopWatch.stop();
        log.info("chuanglan consuming {} s", stopWatch.getTotalTimeSeconds());

        return result;
    }

    private static ChuangLanResponseDTO formatDto(String json){
        if(StringUtils.isBlank(json)){
            return ChuangLanResponseDTO.buildCommonError();
        }
        ChuangLanResponseDTO result = JsonUtils.toObject(json,ChuangLanResponseDTO.class);
        Map<String,Object> map = JsonUtils.toMap(json);
        if(map.get("data") != null){
            LinkedHashMap data = (LinkedHashMap) map.get("data");
            // 创蓝接口验证失败
            if(!ChuangLanConstants.IMPL_CODE.equals(data.get("result"))){
                result.setMsg(data.get("remark") + "");
                result.setMessage(data.get("remark") + "");
//                result.setCode(data.get("result") + "");
            }
        }
        return  result;
    }

}