package com.stylefeng.guns.modular.system.util;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.stylefeng.guns.core.util.ToolUtil;
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import com.stylefeng.guns.modular.system.util.HttpClientUtil;
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import com.stylefeng.guns.modular.system.util.RedisUtil;
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import com.stylefeng.guns.modular.system.util.UUIDUtil;
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import org.apache.commons.codec.digest.DigestUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.*;
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import org.springframework.stereotype.Component;
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import org.springframework.web.client.RestTemplate;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import java.io.UnsupportedEncodingException;
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import java.net.URLDecoder;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Timer;
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import java.util.TimerTask;
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/**
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* 微信工具类
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*/
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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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@Autowired
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private RestTemplate restTemplate;
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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, String> 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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String forObject = restTemplate.getForObject(url, String.class);
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JSONObject jsonObject = JSON.parseObject(forObject);
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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("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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* 通过config接口注入权限验证配置(公众号)
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* 附录1-JS-SDK使用权限签名算法,
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* @return
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*/
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public Map<String,Object> getSignatureConfig(String url){
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//获取token
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try {
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url = URLDecoder.decode(url, "UTF-8");
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} catch (UnsupportedEncodingException e) {
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e.printStackTrace();
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}
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String ticket = getJSApiTicket();
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String noncestr = UUIDUtil.getRandomCode();
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Long timestamp = System.currentTimeMillis();
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String content = "jsapi_ticket=" + ticket + "&noncestr=" + noncestr + "×tamp=" + timestamp + "&url=" + url;
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String signature = DigestUtils.sha1Hex(content);
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Map<String,Object> map=new HashMap<>();
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map.put("appId", "wx0e72f86394831b34");
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map.put("timestamp", timestamp);
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map.put("nonceStr", noncestr);
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map.put("signature", signature);
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return map;
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}
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/***
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* 获取jsapiTicket（公众号）
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* 来源 www.vxzsk.com
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* @return
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*/
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public String getJSApiTicket(){
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//获取token
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String acess_token= this.getAccessToken();
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String urlStr = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=" + acess_token + "&type=jsapi";
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String backData = restTemplate.getForObject(urlStr, String.class);
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System.out.println(backData);
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String ticket = JSONObject.parseObject(backData).getString("ticket");
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return ticket;
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}
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/***
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* 获取acess_token (公众号)
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* 来源www.vxzsk.com
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* @return
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*/
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public String getAccessToken(){
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String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=wxc89ecab90d24edd8&secret=bca863174d22736a4a9758a67484947e";
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String backData = restTemplate.getForObject(url, String.class);
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String accessToken = JSONObject.parseObject(backData).getString("access_token");
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return accessToken;
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}
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public String getUrlLink(String path, String query) throws Exception{
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String wxAppletsAccessToken = getAccessToken();
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String url = "https://api.weixin.qq.com/wxa/generate_urllink?access_token=" + wxAppletsAccessToken;
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Map<String, Object> param = new HashMap<>();
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param.put("expire_type", 1);
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param.put("expire_interval", 1);
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param.put("path", path);
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param.put("query", query);
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param.put("env_version", "release");
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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);
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String body1 = exchange.getBody();
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return body1;
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}
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}
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