API接入说明

{
  "goodsType": "3",
  "lat": "31.82057",
  "lon": "117.22901",
  "pagePvId": "1",
  "searchWord": "烧烤",
  "sign": "fae0b27c451c728867a567e8c1bb4e53",
  "sortType": "0",
  "telephone": "15555555555",
  "timeStamp": 1713590904
}

PHP签名示例:
public function sign_create($data, $secret = '')
{
    ksort($data);
    $stringToBeSigned = '';
    foreach ($data as $k => $v) {
        if($v === "" || $v === null) continue;
        if (!is_array($v) && "@" != substr($v, 0, 1)) {
            if(is_bool($v)){
                $stringToBeSigned .= "$k" . ($v==true ? "true":"false");
            }else{
                $stringToBeSigned .= "$k$v";
            }

        }
    }
    return strtolower(md5($secret.$stringToBeSigned . $secret));
}

        <!--hutool工具-->
        <dependency>
            <groupId>cn.hutool</groupId>
            <artifactId>hutool-all</artifactId>
            <version>5.3.2</version>
        </dependency>

import cn.hutool.crypto.digest.DigestUtil;  
import cn.hutool.http.HttpRequest;  
import cn.hutool.json.JSONObject;  
import cn.hutool.json.JSONUtil;  
  
import java.util.LinkedHashMap;  
import java.util.Map;  
  
public class XiGuaZhuApiCaller {  
  
    private static final String APP_KEY = "你的appKey";  
    private static final String APP_SECRET = "你的appSecret";  
    private static final String API_URL = "你的API接口URL";  
  
    public static void main(String[] args) {  
        // 准备业务参数  
        Map<String, Object> params = new LinkedHashMap<>();  
        params.put("goodsType", "3");  
        params.put("lat", "31.82057");  
        params.put("lon", "117.22901");  
        params.put("pagePvId", "1");  
        params.put("searchWord", "烧烤");  
        params.put("sortType", "0");  
        params.put("telephone", "15555555555");  
        params.put("timeStamp", System.currentTimeMillis() / 1000); // 使用当前时间戳（秒为单位）  
  
        // 生成签名  
        String sign = generateSign(params, APP_SECRET);  
  
        // 合并签名到请求参数中  
        params.put("sign", sign);  
  
        // 发送请求  
        String response = callApi(params);  
  
        // 处理响应  
        System.out.println(response);  
    }  
  
    /**  
     * 生成签名  
     *  
     * @param params   请求参数  
     * @param appSecret 应用密钥  
     * @return 签名  
     */  
    private static String generateSign(Map<String, Object> params, String appSecret) {  
        // 1. 移除sign参数（如果存在）  
        params.remove("sign");  
  
        // 2. 将Map转换为List<Map.Entry<String, Object>>  
        List<Map.Entry<String, Object>> list = new ArrayList<>(params.entrySet());  
  
        // 3. 按照参数名进行排序  
        Collections.sort(list, new Comparator<Map.Entry<String, Object>>() {  
            @Override  
            public int compare(Map.Entry<String, Object> o1, Map.Entry<String, Object> o2) {  
                return o1.getKey().compareTo(o2.getKey());  
            }  
        });  
  
        // 4. 拼接参数名和参数值  
        StringBuilder sb = new StringBuilder();  
        for (Map.Entry<String, Object> entry : list) {  
            sb.append(entry.getKey()).append(entry.getValue());  
        }  
  
        // 5. 添加app_secret  
        sb.insert(0, appSecret).append(appSecret);  
  
        // 6. MD5加密（小写）  
        return DigestUtil.md5Hex(sb.toString());  
    }  
  
    /**  
     * 调用API接口  
     *  
     * @param params 请求参数  
     * @return 响应内容  
     */  
    private static String callApi(Map<String, Object> params) {  
        // 转换为JSON字符串  
        String jsonBody = JSONUtil.toJsonStr(params);  
  
        // 发送POST请求  
        return HttpRequest.post(API_URL)  
                .header("appKey", APP_KEY) // 设置请求头  
                .body(jsonBody) // 设置请求体  
                .execute()  
                .body(); // 获取响应体  
    }  
}