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package org.dromara.api.utils;
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import cn.hutool.core.util.StrUtil;
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import cn.hutool.http.HttpRequest;
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import cn.hutool.http.HttpResponse;
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import cn.hutool.json.JSONObject;
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import cn.hutool.json.JSONUtil;
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import lombok.extern.slf4j.Slf4j;
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import org.dromara.api.domain.vo.SysErpConfigVo;
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import org.dromara.common.core.exception.ServiceException;
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import org.springframework.util.StringUtils;
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import java.util.Map;
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/**
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* ERP接口工具类
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*
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* @Author YinQ
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* @create 2024-03-27 10:52
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*/
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@Slf4j
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public class ErpApiUtils {
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/**
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* ERP类型常量
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*/
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public static final String ERP_TYPE_K3 = "0"; // K3
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public static final String ERP_TYPE_U8 = "1"; // U8
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public static final String ERP_TYPE_SAP = "2"; // SAP
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/**
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* 发送HTTP请求
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*
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* @param url 请求地址
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* @param method 请求方法
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* @param headers 请求头
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* @param params 请求参数
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* @return 响应结果
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*/
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public static String sendHttpRequest(String url, String method, Map<String, String> headers, Map<String, Object> params) {
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try {
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HttpRequest request = null;
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switch (method.toUpperCase()) {
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case "GET":
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request = HttpRequest.get(url);
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break;
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case "POST":
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request = HttpRequest.post(url);
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break;
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case "PUT":
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request = HttpRequest.put(url);
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break;
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case "DELETE":
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request = HttpRequest.delete(url);
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break;
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default:
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throw new ServiceException("不支持的请求方法：" + method);
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}
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// 设置请求头
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if (headers != null) {
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headers.forEach(request::header);
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}
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// 设置请求参数
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if (params != null) {
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if ("GET".equalsIgnoreCase(method)) {
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params.forEach(request::form);
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} else {
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request.body(JSONUtil.toJsonStr(params));
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}
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}
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// 发送请求
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HttpResponse response = request.execute();
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// 检查响应状态
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if (!response.isOk()) {
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throw new ServiceException("HTTP请求失败，状态码：" + response.getStatus());
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}
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return response.body();
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} catch (Exception e) {
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log.error("HTTP请求异常", e);
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throw new ServiceException("HTTP请求异常：" + e.getMessage());
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}
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}
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/**
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* 获取ERP Token
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*
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* @param config ERP配置信息
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* @return Token信息
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*/
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public static String getErpToken(SysErpConfigVo config) {
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if (config == null) {
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throw new ServiceException("ERP配置信息不能为空");
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}
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String erpType = config.getErpType();
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if (StringUtils.isEmpty(erpType)) {
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throw new ServiceException("ERP类型不能为空");
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}
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switch (erpType) {
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case ERP_TYPE_K3:
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return getK3Token(config);
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case ERP_TYPE_U8:
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return getU8Token(config);
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case ERP_TYPE_SAP:
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return getSapToken(config);
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default:
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throw new ServiceException("不支持的ERP类型：" + erpType);
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}
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}
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/**
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* 获取K3 Token
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*
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* @param config ERP配置信息
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* @return Token信息
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*/
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private static String getK3Token(SysErpConfigVo config) {
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return null;
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}
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/**
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* 获取U8 Token
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*
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* @param config ERP配置信息
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* @return Token信息
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*/
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private static String getU8Token(SysErpConfigVo config) {
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// 构建请求参数
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Map<String, Object> params = Map.of(
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"app_key", config.getAppKey(),
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"app_secret", config.getAppSecret()
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);
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// 发送请求获取token
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String response = sendHttpRequest(
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config.getTokenUrl(),
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"GET",
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null,
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params
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);
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// 解析响应结果
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JSONObject result = JSONUtil.parseObj(response);
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// 检查错误码
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String errcode = result.getStr("errcode");
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if (!"0".equals(errcode)) {
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String errmsg = result.getStr("errmsg");
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throw new ServiceException("获取U8 Token失败：" + errmsg);
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}
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// 获取token信息
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JSONObject tokenInfo = result.getJSONObject("token");
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if (tokenInfo == null) {
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throw new ServiceException("获取U8 Token失败：返回数据格式错误");
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}
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return tokenInfo.getStr("id");
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}
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/**
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* 获取SAP Token
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*
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* @param config ERP配置信息
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* @return Token信息
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*/
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private static String getSapToken(SysErpConfigVo config) {
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return null;
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}
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/**
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* 调用ERP接口
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*
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* @param config ERP配置信息
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* @param token 访问令牌
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* @param apiUrl 接口地址
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* @param method 请求方法
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* @param params 请求参数
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* @return 响应结果
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*/
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public static String callErpApi(SysErpConfigVo config, String token, String apiUrl, String method, Map<String, Object> params) {
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if (config == null) {
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throw new ServiceException("ERP配置信息不能为空");
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}
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if (StringUtils.isEmpty(token)) {
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throw new ServiceException("访问令牌不能为空");
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}
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// 构建完整URL
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String fullUrl = StrUtil.format("{}{}", config.getServerUrl(), apiUrl);
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// 构建请求头
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Map<String, String> headers = Map.of(
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"Authorization", "Bearer " + token,
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"Content-Type", "application/json"
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);
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// 发送请求
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String response = sendHttpRequest(fullUrl, method, headers, params);
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// 解析响应结果
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JSONObject result = JSONUtil.parseObj(response);
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// 检查错误码
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String errcode = result.getStr("errcode");
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if (!"0".equals(errcode)) {
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String errmsg = result.getStr("errmsg");
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throw new ServiceException("调用ERP接口失败：" + errmsg);
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}
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return response;
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}
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}
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yinq
3 months ago