package com.oying.modules.security.service;
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import com.alibaba.fastjson2.JSONObject;
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import com.oying.modules.security.config.WeiXinProperties;
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import com.oying.modules.system.domain.User;
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import com.oying.modules.system.domain.UserSubscribe;
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import com.oying.modules.system.service.UserService;
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import com.oying.modules.system.service.UserSubscribeService;
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import com.oying.utils.HttpRequest;
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import com.oying.utils.RedisUtils;
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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.http.HttpMethod;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.HashMap;
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import java.util.LinkedHashMap;
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import java.util.Map;
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@Service
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@Slf4j
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public class WeiXinService {
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@Resource
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private WeiXinProperties weiXinProperties;
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@Resource
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private RedisUtils redisUtils;
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@Value("${wx.enabled}")
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private Boolean wxEnabled;
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@Resource
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private UserSubscribeService subscribeService;
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@Resource
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private UserService userService;
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/**
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* POST 获取稳定版接口调用凭据 获取小程序全局唯一后台接口调用凭据，token有效期为7200s，开发者需要进行妥善保存。
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*
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* @return accessToken
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*/
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public String getStableAccessToken() {
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String accessToken;
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if (redisUtils.isExpire(weiXinProperties.getTokenKey())) {
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// 获取接口调用凭据
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String url = weiXinProperties.getGetStableAccessToken();
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Map<String, Object> map = new LinkedHashMap<>();
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map.put("grant_type", "client_credential");
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map.put("appid", weiXinProperties.getAppId());
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map.put("secret", weiXinProperties.getAppSecret());
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map.put("force_refresh", false);
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JSONObject jsonObject = HttpRequest.exchangeJsonObject(HttpMethod.POST, url, map);
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accessToken = jsonObject.getString("access_token");
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redisUtils.set(weiXinProperties.getTokenKey(), accessToken, weiXinProperties.getTokenTime());
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} else {
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// 查询接口调用凭据
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accessToken = (String) redisUtils.get(weiXinProperties.getTokenKey());
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}
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return accessToken;
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}
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/**
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* GET 小程序登录 登录凭证校验。通过 wx.login 接口获得临时登录凭证 code 后传到开发者服务器调用此接口完成登录流程
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*
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* @param js_code 登录时获取的 code，可通过wx.login获取
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* @return JSONObject
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*/
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public JSONObject code2Session(String js_code) {
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String url = weiXinProperties.getCode2Session();
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url = url.replace("{appid}", weiXinProperties.getAppId())
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.replace("{secret}", weiXinProperties.getAppSecret())
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.replace("{js_code}", js_code);
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return HttpRequest.exchangeJsonObject(HttpMethod.GET, url, null);
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}
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/**
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* POST 获取手机号 该接口用于将code换取用户手机号。 说明，每个code只能使用一次，code的有效期为5min。
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*
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* @param code 手机号获取凭证
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* @return JSONObject
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*/
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public JSONObject getPhoneNumber(String code) {
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String url = weiXinProperties.getGetPhoneNumber();
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url = url.replace("{accessToken}", getStableAccessToken());
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Map<String, Object> map = new LinkedHashMap<>();
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map.put("code", code);
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return HttpRequest.exchangeJsonObject(HttpMethod.POST, url, map);
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}
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/**
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* POST 该接口用于发送订阅消息。
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*
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* @param data 请求参数
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* @param openid 用户openId
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* @param templateId 订阅模板id
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* @param page 小程序跳转链接
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*/
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public void sendMessage(Map<String, Object> data, String openid, String templateId, String page) {
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JSONObject jsonObject = new JSONObject();
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if (wxEnabled) {
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String url = weiXinProperties.getSendMessage();
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url = url.replace("{accessToken}", getStableAccessToken());
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Map<String, Object> map = getSendMessageDto(data, openid, templateId, page);
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jsonObject = HttpRequest.exchangeJsonObject(HttpMethod.POST, url, map);
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} else {
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jsonObject.put("message", "测试环境");
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}
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User user = userService.findByOpenid(openid);
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UserSubscribe sub = new UserSubscribe();
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sub.setSubType(templateId);
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sub.setUserId(user.getId());
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sub.setOpenid(openid);
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sub.setUsername(user.getUsername());
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sub.setSendMessage(JSONObject.toJSONString(data));
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sub.setSubMessage(jsonObject.toJSONString());
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subscribeService.save(sub);
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}
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private Map<String, Object> getSendMessageDto(Map<String, Object> data, String openId, String templateId, String page) {
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Map<String, Object> map = new HashMap<>();
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map.put("touser", openId);
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map.put("template_id", templateId);
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map.put("page", page);
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map.put("miniprogram_state", weiXinProperties.getMiniProgramState());
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map.put("lang", "zh_CN");
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map.put("data", data);
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return map;
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}
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}
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