package com.matrix.system.shopXcx.api;
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import com.matrix.component.tools.HttpRequest;
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import com.matrix.component.tools.HttpResponse;
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import com.matrix.core.exception.GlobleException;
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import com.matrix.core.tools.LogUtil;
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import com.matrix.core.tools.PropertiesUtil;
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import com.matrix.core.tools.StringUtils;
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import net.sf.json.JSONObject;
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import java.io.IOException;
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/***
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* 公众号api工具
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*/
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public class WeChatGzhApiTools {
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/**
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* 公众号秘钥
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*/
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private static final String GZH_SECRET = "gzh_secret";
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/**
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* 公众号appid
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*/
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private static final String GZH_APPID = "gzh_appid";
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/**
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* 微信登录url
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*/
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private static final String WECHAT_LOGIN_URL = "wechar_login_url";
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/**
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* 上一次获取时间
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*/
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private static Long preTime;
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/**
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* 当前有效的微信token
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*/
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private static String accessToken = "";
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private static String appid = "";
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private static String secret = "";
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/**
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* 获取公众号APPId
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* @return
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*/
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public static String getAppid(){
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if(StringUtils.isBlank(appid)){
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appid = PropertiesUtil.getString(GZH_APPID);
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}
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return appid;
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}
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/**
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* 获取公众号秘钥
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* @return
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*/
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public static String getSecret(){
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if(StringUtils.isBlank(secret)){
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secret = PropertiesUtil.getString(GZH_SECRET);
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}
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return secret;
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}
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/**
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* 清空token
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*/
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public static void cleanAccessToken() {
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preTime = null;
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accessToken = "";
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}
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public static String getAccessToken(String gzhAppId, String gzhSecret) {
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if (isTokenInvalid()) {
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synchronized (accessToken) {
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if (isTokenInvalid()) {
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LogUtil.info("刷新微信accessToken");
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HttpRequest reqObj = new HttpRequest();
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HttpResponse result = null;
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try {
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result = reqObj
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.sendHttpGet("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid="
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+ gzhAppId+ "&secret=" + gzhSecret, null);
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} catch (IOException e) {
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LogUtil.error("获取公众号accessToken失败"+e.getMessage(),e);
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throw new GlobleException(e.getMessage());
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}
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JSONObject json = JSONObject.fromObject(result.getDataString());
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if(json.has("errmsg")){
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throw new GlobleException("获取返回刷新的accessToken失败"+json.toString());
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}else{
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String access_token = json.getString("access_token");
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accessToken = access_token;
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preTime = System.currentTimeMillis();
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LogUtil.info("返回刷新的accessToken={}", accessToken);
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return access_token;
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}
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} else {
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return accessToken;
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}
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}
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} else {
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LogUtil.info("返回现有accessToken={}", accessToken);
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return accessToken;
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}
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}
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/**
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* token是否无效
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* TODO 由于现在有多个环境，为了防止冲突每次都获取新的token
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* @return
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*/
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private static boolean isTokenInvalid() {
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/** if (StringUtils.isNotBlank(accessToken) && preTime != null) {
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Long now = System.currentTimeMillis() / 1000;
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Long pre = preTime / 1000;
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boolean invalid = (now - pre) > 6200;
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return invalid;
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} else {
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return true;
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}*/
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return true;
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}
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}
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