add database connection

pom.xml

@@ -1,41 +1,50 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-    <parent>
-        <groupId>org.springframework.boot</groupId>
-        <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.1.5</version>
-        <relativePath/> <!-- lookup parent from repository -->
-    </parent>
-    <groupId>com.dreamworks</groupId>
-    <artifactId>boditech</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
-    <name>boditech</name>
-    <description>boditech</description>
-    <properties>
-        <java.version>17</java.version>
-    </properties>
-    <dependencies>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
-        </dependency>
+<project
+  xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
+>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.dreamworks</groupId>
+  <artifactId>boditech</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+  <name>boditech</name>
+  <description>boditech</description>
+
+  <parent>
+    <groupId>org.springframework.boot</groupId>
+    <artifactId>spring-boot-starter-parent</artifactId>
+    <version>3.1.5</version>
+    <relativePath/> <!-- lookup parent from repository -->
+  </parent>
 
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-test</artifactId>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
+  <properties>
+    <java.version>17</java.version>
+  </properties>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.springframework.boot</groupId>
-                <artifactId>spring-boot-maven-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
+  <dependencies>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-web</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.mybatis.spring.boot</groupId>
+      <artifactId>mybatis-spring-boot-starter</artifactId>
+      <version>3.0.2</version>
+    </dependency>
+    <dependency>
+      <groupId>com.mysql</groupId>
+      <artifactId>mysql-connector-j</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+  </dependencies>
 
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-maven-plugin</artifactId>
+      </plugin>
+    </plugins>
+  </build>
 </project>

src/main/java/com/dreamworks/boditech/BoditechApplication.java

@@ -3,7 +3,7 @@ import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 @SpringBootApplication
 public class BoditechApplication {
-	public static void main(String[] args) {
-		SpringApplication.run(BoditechApplication.class, args);
-	}
+    public static void main(String[] args) {
+        SpringApplication.run(BoditechApplication.class, args);
+    }
 }

src/main/java/com/dreamworks/boditech/controller/BaseController.java

@@ -0,0 +1,23 @@
+package com.dreamworks.boditech.controller;
+import com.dreamworks.boditech.controller.entity.ApiResponse;
+public class BaseController {
+    protected ApiResponse success(Object data ) {
+        ApiResponse response = new ApiResponse();
+        response.success = true;
+        response.message = "OK";
+        response.data = data;
+        return response;
+    }
+
+    protected ApiResponse success() {
+        return this.success(null);
+    }
+
+    protected ApiResponse error( String message ) {
+        ApiResponse response = new ApiResponse();
+        response.success = false;
+        response.message = message;
+        response.data = null;
+        return response;
+    }
+}

src/main/java/com/dreamworks/boditech/controller/DeviceController.java

@@ -0,0 +1,19 @@
+package com.dreamworks.boditech.controller;
+import com.dreamworks.boditech.controller.entity.ApiResponse;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+@Controller
+public class DeviceController extends BaseController {
+    @ResponseBody
+    @PostMapping("/api/device/start")
+    public ApiResponse start() {
+        return this.success();
+    }
+
+    @ResponseBody
+    @PostMapping("/api/device/stop")
+    public ApiResponse stop() {
+        return this.success();
+    }
+}

src/main/java/com/dreamworks/boditech/controller/TestController.java

@@ -0,0 +1,4 @@
+package com.dreamworks.boditech.controller;
+
+public class TestController {
+}

src/main/java/com/dreamworks/boditech/controller/UserController.java

@@ -0,0 +1,54 @@
+package com.dreamworks.boditech.controller;
+import com.dreamworks.boditech.controller.entity.ApiResponse;
+import com.dreamworks.boditech.entity.User;
+import com.dreamworks.boditech.mapper.UserMapper;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class UserController extends BaseController {
+    @Resource
+    UserMapper userMapper;
+
+    @ResponseBody
+    @PostMapping("/api/user/login")
+    public ApiResponse login( String name, String pin ) {
+        User user = userMapper.findByName(name);
+        if ( null == user || !user.pin.equals(pin) ) {
+            return this.error("无效的用户名或PIN");
+        }
+        return this.success(user);
+    }
+
+    @ResponseBody
+    @PostMapping("/api/user/pin-update")
+    public ApiResponse pinUpdate( int id, String pin ) {
+        User user = userMapper.findById(id);
+        if ( null == user ) {
+            return this.error("无效的用户id : " + id);
+        }
+        user.pin = pin;
+        int changeCount = userMapper.update(user);
+        if ( 1 != changeCount ) {
+            return this.error("数据更新异常");
+        }
+        return this.success();
+    }
+
+    @ResponseBody
+    @PostMapping("/api/user/delete")
+    public ApiResponse delete( int id ) {
+        User user = userMapper.findById(id);
+        if ( null == user ) {
+            return this.error("无效的用户id : " + id);
+        }
+
+        int deleteCount = userMapper.delete(user);
+        if ( 1 != deleteCount ) {
+            return this.error("数据删除异常");
+        }
+        return this.success();
+    }
+}

src/main/java/com/dreamworks/boditech/controller/entity/ApiResponse.java

@@ -0,0 +1,6 @@
+package com.dreamworks.boditech.controller.entity;
+public class ApiResponse {
+    public boolean success ;
+    public String message;
+    public Object data;
+}

src/main/java/com/dreamworks/boditech/entity/User.java

@@ -0,0 +1,9 @@
+package com.dreamworks.boditech.entity;
+public class User {
+    public int id;
+    public String name;
+    public String pin;
+    public int isAdmin;
+    public int createdAt;
+    public int createdBy;
+}

src/main/java/com/dreamworks/boditech/mapper/UserMapper.java

@@ -0,0 +1,21 @@
+package com.dreamworks.boditech.mapper;
+import com.dreamworks.boditech.entity.User;
+import org.apache.ibatis.annotations.Delete;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+@Mapper
+public interface UserMapper {
+    @Select("SELECT * FROM bdt_users WHERE id=#{id}")
+    User findById(int id);
+
+    @Select("SELECT * FROM bdt_users WHERE name=#{name} LIMIT 1")
+    User findByName(String name);
+
+    @Update("UPDATE bdt_users SET name=#{name}, pin=#{pin}, isAdmin=#{isAdmin} WHERE id=#{id}")
+    int update(User user);
+
+    @Delete("DELETE FROM bdt_users WHERE id=#{id}")
+    int delete(User user);
+}

src/main/resources/application.properties

@@ -1 +0,0 @@
-

src/main/resources/application.yml

@@ -0,0 +1,6 @@
+spring:
+  datasource:
+    url: jdbc:mysql://localhost:3306/boditech
+    username : root
+    password: 123456
+    driver-class-name: com.mysql.cj.jdbc.Driver