苍穹外卖项目初始化代码-提交订单

2025-11-19 14:14:47 +08:00
parent cf414e602a
commit e8ab76f09f
76 changed files with 3772 additions and 15 deletions
--- a/sky-server/src/main/java/com/sky/service/impl/UserServiceImpl.java
+++ b/sky-server/src/main/java/com/sky/service/impl/UserServiceImpl.java
@@ -0,0 +1,74 @@
+package com.sky.service.impl;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.sky.constant.MessageConstant;
+import com.sky.dto.UserLoginDTO;
+import com.sky.entity.User;
+import com.sky.exception.LoginFailedException;
+import com.sky.mapper.UserMapper;
+import com.sky.properties.WeChatProperties;
+import com.sky.service.UserService;
+import com.sky.utils.HttpClientUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+
+@Service
+public class UserServiceImpl implements UserService {
+
+    //微信服务接口地址
+    public static final String WX_LOGIN = "https://api.weixin.qq.com/sns/jscode2session";
+
+    @Autowired
+    private WeChatProperties weChatProperties;
+
+    @Autowired
+    private UserMapper userMapper;
+
+    /**
+     * 微信登录
+     * @param userLoginDTO
+     * @return
+     */
+    @Override
+    public User wxLogin(UserLoginDTO userLoginDTO) {
+        //1.调用微信接口服务，获取当前微信用户端openid
+        String openid = getOpenid(userLoginDTO.getCode());
+
+        //2.判断openid是否是空，如果为空，表示登录失败，抛出业务异常
+        if (openid == null) {
+            throw new LoginFailedException(MessageConstant.LOGIN_FAILED);
+        }
+        //3.判断当前用户是否为新用户
+        User user = userMapper.getByOpenid(openid);
+        //4.如果是新用户，自动完成注册
+        if (user == null) {
+            user = User.builder()
+                    .openid(openid)
+                    .createTime(LocalDateTime.now())
+                    .build();
+            userMapper.insert(user);
+        }
+        //返回用户对象
+        return user;
+    }
+
+
+    //调用微信接口服务，获取当前微信用户端openid
+    private String getOpenid(String code){
+        Map<String, String> map = new HashMap<>();
+        map.put("appid", weChatProperties.getAppid());
+        map.put("secret", weChatProperties.getSecret());
+        map.put("js_code", code);
+        map.put("grant_type", " authorization_code");
+        String json = HttpClientUtil.doGet(WX_LOGIN, map);
+
+        JSONObject jsonObject = JSON.parseObject(json);
+        String openid = jsonObject.getString("openid");
+        return openid;
+    }
+}