package com.ruoyi.business.appuser.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.ruoyi.business.appuser.service.WeiXinMpService;
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import com.ruoyi.business.properties.BusinessProperties;
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import com.ruoyi.common.core.domain.entity.SysUser;
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import com.ruoyi.common.utils.ServletUtils;
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import com.ruoyi.framework.web.service.SysLoginService;
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import com.ruoyi.system.service.ISysUserService;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import me.chanjar.weixin.common.api.WxConsts;
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import me.chanjar.weixin.common.bean.WxOAuth2UserInfo;
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import me.chanjar.weixin.common.bean.oauth2.WxOAuth2AccessToken;
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import me.chanjar.weixin.common.error.WxErrorException;
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import me.chanjar.weixin.mp.api.WxMpService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.util.List;
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/**
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* @author Tellsea
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* @date 2022/9/7
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*/
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@Slf4j
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@Service
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@RequiredArgsConstructor(onConstructor_ = @Autowired)
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public class WeiXinMpServiceImpl implements WeiXinMpService {
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private final WxMpService wxMpService;
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private final BusinessProperties businessProperties;
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private final ISysUserService sysUserService;
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private final SysLoginService loginService;
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@Override
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public String getLoginUrl() {
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return wxMpService.getOAuth2Service().buildAuthorizationUrl(businessProperties.getWeiXinMp().getCallbackUrl(), WxConsts.OAuth2Scope.SNSAPI_USERINFO, null);
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}
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@Override
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public void callback() {
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HttpServletRequest request = ServletUtils.getRequest();
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HttpServletResponse response = ServletUtils.getResponse();
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String code = request.getParameter("code");
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try {
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WxOAuth2AccessToken accessToken = wxMpService.getOAuth2Service().getAccessToken(code);
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// 这里可以拿到：头像、昵称、openId、性别
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WxOAuth2UserInfo userInfo = wxMpService.getOAuth2Service().getUserInfo(accessToken, null);
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List<SysUser> list = sysUserService.list(new LambdaQueryWrapper<SysUser>()
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.eq(SysUser::getUserName, userInfo.getOpenid()));
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if (list.size() > 1) {
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log.error("账号异常，存在多个OpenId：{}", userInfo.getOpenid());
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return;
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}
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String token = loginService.getToken(list, userInfo.getOpenid(), userInfo.getNickname(), userInfo.getHeadImgUrl(), userInfo.getSex());
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response.sendRedirect(businessProperties.getWeiXinMp().getLoginUrl() + "?token=" + token);
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} catch (WxErrorException e) {
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log.error("根据code获取AccessToken异常");
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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