微信小程序 提审时隐藏功能；微信小程序添加微信快捷登录、随便看看（登的user用户）

backend/microservice-provider-user-8001/pom.xml

@@ -82,6 +82,16 @@
             <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
         </dependency>
 
+        <!-- OpenFeign -->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
+        </dependency>
+
         <!-- 分页 -->
         <dependency>
             <groupId>com.github.pagehelper</groupId>

backend/microservice-provider-user-8001/src/main/java/com/cxyxiaomo/epp/user/UserProvider.java

@@ -3,11 +3,13 @@ package com.cxyxiaomo.epp.user;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.openfeign.EnableFeignClients;
 
 // 启动类
 
 @SpringBootApplication
 @EnableDiscoveryClient
+@EnableFeignClients
 public class UserProvider {
     public static void main(String[] args) {
         SpringApplication.run(UserProvider.class, args);

backend/microservice-provider-user-8001/src/main/java/com/cxyxiaomo/epp/user/controller/UserController.java

@@ -15,6 +15,7 @@ import com.cxyxiaomo.epp.common.pojo.Role;
 import com.cxyxiaomo.epp.common.pojo.User;
 import com.cxyxiaomo.epp.common.response.Res;
 import com.cxyxiaomo.epp.common.vo.UserVO;
+import com.cxyxiaomo.epp.user.rpc.WeChatTokenServiceFeign;
 import com.cxyxiaomo.epp.user.service.RoleService;
 import com.cxyxiaomo.epp.user.service.UserService;
 import com.github.pagehelper.PageHelper;
@@ -25,10 +26,7 @@ import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
 import java.text.SimpleDateFormat;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
+import java.util.*;
 
 @Controller
 @RequestMapping("/user")
@@ -40,6 +38,9 @@ public class UserController {
     @Resource
     private RoleService roleService;
 
+    @Resource
+    private WeChatTokenServiceFeign weChatTokenService;
+
     /**
      * 用户登录
      *
@@ -50,6 +51,12 @@ public class UserController {
     @PostMapping("/login")
     @ResponseBody
     public Res login(@RequestParam("username") String username, @RequestParam("password") String password) {
+        // 微信小程序 随便看看
+        if (Objects.equals(username, "#fastLogin#") && Objects.equals(password, "#fastLogin#")) {
+            username = "user";
+            password = "user";
+        }
+
         User user = userService.getUserByUsername(username);
         if (user != null) {
             String passwordHash = DigestUtils.sha512Hex(password);
@@ -65,6 +72,49 @@ public class UserController {
         }
     }
 
+    /**
+     * 微信小程序用户登录
+     *
+     * @param code
+     * @return
+     */
+    @PostMapping("/wxlogin")
+    @ResponseBody
+    public Res wxlogin(@RequestParam("code") String code) {
+        // 微信小程序 登录页面 随便看看
+        if (Objects.isNull(code)) {
+            return Res.error("参数错误");
+        }
+
+        String jsonString = weChatTokenService.getOpenIdFromApi(code);
+        JSONObject jsonObject = JSONObject.parseObject(jsonString);
+        String openId = jsonObject.getString("data");
+        if (Objects.isNull(openId) || "".equals(openId)) {
+            return Res.error("微信接口异常，请重试");
+        }
+
+        User user = userService.getUserByWxcode(openId);
+        if (user == null) {
+            // 创建一个新用户
+            user = new User();
+            user.setId(null);
+            user.setUsername(UUID.randomUUID().toString().replace("-", "").substring(0, 10));
+            user.setPassword(UUID.randomUUID().toString());
+            user.setRealname("微信用户" + user.getUsername().substring(0, 5));
+            user.setRoleId(3);
+            user.setPermission("1");
+            user.setWxcode(openId);
+            userService.addUser(user);
+            // 添加之后 user.getId() 可以获取到用户id
+            // System.out.println("userId: " + user.getId());
+        }
+
+        // 完成登录
+        HashMap<String, Object> map = new HashMap<>();
+        map.put("userInfo", UserVO.convertFrom(user));
+        return Res.success(map);
+    }
+
     /**
      * 通过用户ID获取用户信息
      *

backend/microservice-provider-user-8001/src/main/java/com/cxyxiaomo/epp/user/dao/UserDao.java

@@ -19,6 +19,8 @@ public interface UserDao {
 
     User getUserByUsername(String username);
 
+    User getUserByWxcode(String wxcode);
+
     public List<User> getUserList(UserVO userVO);
 
     public boolean deleteUserById(Integer userId);

backend/microservice-provider-user-8001/src/main/java/com/cxyxiaomo/epp/user/rpc/WeChatTokenServiceFeign.java

@@ -0,0 +1,16 @@
+package com.cxyxiaomo.epp.user.rpc;
+
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+@FeignClient("microservice-provider-access")
+public interface WeChatTokenServiceFeign {
+    /**
+     * 返回值、参数要对应，方法名随意
+     * 在 OpenFeign 中方法参数前如果没有注解，默认添加 @RequestBody 注解，最多只能存在一个不带注解的参数
+     * 普通表单参数必须添加 @Requestparam 注解。如果变量名和参数名称对应可以不写name
+     */
+    @GetMapping("/access/wechat/rpc/getOpenIdFromApi")
+    String getOpenIdFromApi(@RequestParam("code") String code);
+}

backend/microservice-provider-user-8001/src/main/java/com/cxyxiaomo/epp/user/service/UserService.java

@@ -18,6 +18,10 @@ public class UserService {
         return userDao.getUserByUsername(username);
     }
 
+    public User getUserByWxcode(String wxcode) {
+        return userDao.getUserByWxcode(wxcode);
+    }
+
     public User getUserById(Integer id) {
         return userDao.getUserById(id);
     }

backend/microservice-provider-user-8001/src/main/resources/mybatis/mapper/UserMapper.xml

@@ -3,11 +3,11 @@
         PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.cxyxiaomo.epp.user.dao.UserDao">
-    <insert id="addUser" parameterType="com.cxyxiaomo.epp.common.pojo.User">
+    <insert id="addUser" parameterType="com.cxyxiaomo.epp.common.pojo.User" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
         INSERT INTO user (username, `password`, realname, id_number, phone_number, role_id, building_id, doorplate,
-                          permission, permission_time)
+                          permission, permission_time, wx_code)
         VALUES (#{username}, #{password}, #{realname}, #{idNumber}, #{phoneNumber}, #{roleId}, #{buildingId},
-                #{doorplate}, #{permission}, #{permissionTime})
+                #{doorplate}, #{permission}, #{permissionTime}, #{wxcode})
     </insert>
     <update id="updateUser" parameterType="com.cxyxiaomo.epp.common.pojo.User">
         UPDATE user
@@ -42,6 +42,9 @@
             <if test="permissionTime != null">
                 permission_time = #{permissionTime},
             </if>
+            <if test="wxcode != null and wxcode != ''">
+                wx_code = #{doorplate},
+            </if>
         </set>
         WHERE id = #{id}
     </update>
@@ -55,6 +58,11 @@
         from user
         where username = #{username}
     </select>
+    <select id="getUserByWxcode" resultType="com.cxyxiaomo.epp.common.pojo.User">
+        select *
+        from user
+        where wx_code = #{wxcode}
+    </select>
     <select id="getUserList" resultType="com.cxyxiaomo.epp.common.pojo.User">
         select *
         from user