package com.ruoyi.account.util.weChat;
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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.http.HttpUtil;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Component;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* 微信工具类
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*/
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@Slf4j
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@Component
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public class WeChatUtil {
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@Value("${wx.appletsAppid}")
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private String wxAppletsAppid;
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@Value("${wx.appletsAppSecret}")
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private String wxAppletsAppSecret;
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@Value("{wx.officialAccountAppSecret}")
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private String officialAccountAppSecret;
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@Value("${wx.appid}")
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private String webAppId;
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@Value("${wx.appSecret}")
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private String webAppSecret;
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/**
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* 小程序使用jscode获取openid
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* @param jscode
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* @return
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*/
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public Map<String, Object> code2Session(String jscode) {
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String url = "https://api.weixin.qq.com/sns/jscode2session?appid=" + wxAppletsAppid + "&secret=" + wxAppletsAppSecret
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+ "&js_code=" + jscode + "&grant_type=authorization_code";
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HttpRequest get = HttpUtil.createGet(url);
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HttpResponse response = get.execute();
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int status = response.getStatus();
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if(200 != status){
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throw new RuntimeException(response.body());
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}
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JSONObject jsonObject = JSON.parseObject(response.body());
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int errcode = jsonObject.getIntValue("errcode");
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Map<String, Object> map = new HashMap<>();
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map.put("errcode", errcode);
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if(errcode == 0){//成功
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map.put("openid", jsonObject.getString("openid"));
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map.put("sessionKey", jsonObject.getString("session_key"));
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map.put("unionid", jsonObject.getString("unionid"));
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return map;
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}
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if(errcode == -1){//系统繁忙，此时请开发者稍候再试
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 40029){//code 无效
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 45011){//频率限制，每个用户每分钟100次
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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return null;
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}
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/**
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* 获取微信小程序token
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* @return
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*/
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public String getWxAppletsAccessToken() throws Exception{
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String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + wxAppletsAppid + "&secret=" + wxAppletsAppSecret;
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HttpRequest get = HttpUtil.createGet(url);
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HttpResponse response = get.execute();
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if(response.getStatus() != 200){
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return "";
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}
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JSONObject jsonObject = JSON.parseObject(response.body());
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return jsonObject.getString("access_token");
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}
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/**
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* 网站应用登录
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* @param code
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* @return
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*/
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public Map<String, String> webAccessToken(String code) throws Exception{
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String url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + webAppId + "&secret=" + webAppSecret + "&code=" + code + "&grant_type=authorization_code";
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HttpRequest get = HttpUtil.createGet(url);
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HttpResponse response = get.execute();
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if(response.getStatus() != 200){
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return null;
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}
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JSONObject jsonObject = JSON.parseObject(response.body());
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int errcode = jsonObject.getIntValue("errcode");
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Map<String, String> map = new HashMap<>();
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if(errcode == 0){//成功
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map.put("access_token", jsonObject.getString("access_token"));
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map.put("openid", jsonObject.getString("openid"));
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map.put("refresh_token", jsonObject.getString("refresh_token"));
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map.put("unionid", jsonObject.getString("unionid"));
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return map;
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}
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if(errcode == -1){//系统繁忙，此时请开发者稍候再试
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 40029){//code 无效
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 45011){//频率限制，每个用户每分钟100次
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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return map;
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}
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/**
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* 获取微信个人信息
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* @param access_token
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* @param openid
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* @return
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*/
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public Map<String, Object> getUserInfo(String access_token, String openid) throws Exception{
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String url = "https://api.weixin.qq.com/sns/userinfo?access_token=" + access_token + "&openid=" + openid;
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HttpRequest get = HttpUtil.createGet(url);
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HttpResponse response = get.execute();
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if(response.getStatus() != 200){
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return null;
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}
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JSONObject jsonObject = JSON.parseObject(response.body());
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int errcode = jsonObject.getIntValue("errcode");
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Map<String, Object> map = new HashMap<>();
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if(errcode == 0){//成功
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map.put("nickname", jsonObject.getString("nickname"));
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map.put("openid", jsonObject.getString("openid"));
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map.put("sex", jsonObject.getString("sex"));
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map.put("headimgurl", jsonObject.getString("headimgurl"));
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return map;
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}
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if(errcode == -1){//系统繁忙，此时请开发者稍候再试
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 40029){//code 无效
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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if(errcode == 45011){//频率限制，每个用户每分钟100次
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map.put("msg", jsonObject.getString("errmsg"));
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return map;
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}
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return map;
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}
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// /**
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// * 获取小程序二维码
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// * @param page 跳转页 例如 pages/index/index
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// * @param scene 参数 a=1&b=2
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// */
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// public InputStream getwxacodeunlimit(String page, String scene){
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// try {
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// String token = getWxAppletsAccessToken();
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// if(StringUtils.isEmpty(token)){
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// System.err.println("获取接口调用凭证失败");
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// }
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// String url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + token;
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// Map<String, Object> param = new HashMap<>();
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// param.put("scene", scene);
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// param.put("page", page);
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// HttpHeaders httpHeaders = new HttpHeaders();
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// MediaType type=MediaType.parseMediaType("application/json;charset=UTF-8");
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// httpHeaders.setContentType(type);
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// HttpEntity<Map<String, Object>> requestEntity = new HttpEntity<>(param, httpHeaders);
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// ResponseEntity<String> exchange = restTemplate.exchange(url, HttpMethod.POST, requestEntity, String.class, new Object[0]);
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// String body1 = exchange.getBody();
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//// System.err.println(body1);
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// ResponseEntity<byte[]> entity = restTemplate.exchange(url, HttpMethod.POST, requestEntity, byte[].class, new Object[0]);
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// byte[] body = entity.getBody();
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//// System.err.println(Base64.encodeBase64String(body));
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// return new ByteArrayInputStream(body);
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// }catch (Exception e){
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// e.printStackTrace();
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// }
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// return null;
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// }
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}
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