1

1

pom.xml

@@ -30,6 +30,31 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.26</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-core</artifactId>
+            <version>3.5.4</version>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis</groupId>
+            <artifactId>mybatis-spring</artifactId>
+            <version>3.0.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.xerial</groupId>
+            <artifactId>sqlite-jdbc</artifactId>
+            <version>3.42.0.0</version>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/gao/finalhw/FinalApplication.java

@@ -1,9 +1,11 @@
 package com.gao.finalhw;
 
+import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
 @SpringBootApplication
+@MapperScan("com.gao.finalhw.mapper")
 public class FinalApplication {
 
     public static void main(String[] args) {

src/main/java/com/gao/finalhw/controller/UserController.java

@@ -1,8 +1,29 @@
 package com.gao.finalhw.controller;
 
+import com.gao.finalhw.model.User;
+import com.gao.finalhw.pojo.LoginRequest;
+import com.gao.finalhw.response.ServerResponseEntity;
+import com.gao.finalhw.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RestController;
 
 @RestController
 public class UserController {
-
+    @Autowired
+    private UserService userService;
+    @PostMapping("/login")
+    public ServerResponseEntity<User> login(@RequestBody LoginRequest loginRequest) {
+        User user = userService.getUserByUsernameAndPassword(loginRequest.getUsername(), loginRequest.getPassword());
+        if (user != null) {
+            // 隐藏密码
+            user.setPassword("null");
+            // 如果验证成功
+            return ServerResponseEntity.success("login success", user);
+        } else {
+            // 如果验证失败
+            return ServerResponseEntity.fail("username or password error.");
+        }
+    }
 }

src/main/java/com/gao/finalhw/mapper/AddressMapper.java

@@ -2,6 +2,7 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.Address;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
 
 /**
 * @author wangsiyuan
@@ -9,6 +10,7 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.Address
 */
+@Mapper
 public interface AddressMapper extends BaseMapper<Address> {
 
 }

src/main/java/com/gao/finalhw/mapper/OrdersMapper.java

@@ -2,6 +2,7 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.Orders;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
 
 /**
 * @author wangsiyuan
@@ -9,6 +10,7 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.Orders
 */
+@Mapper
 public interface OrdersMapper extends BaseMapper<Orders> {
 
 }

src/main/java/com/gao/finalhw/mapper/RingMapper.java

@@ -2,6 +2,7 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.Ring;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
 
 /**
 * @author wangsiyuan
@@ -9,6 +10,7 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.Ring
 */
+@Mapper
 public interface RingMapper extends BaseMapper<Ring> {
 
 }

src/main/java/com/gao/finalhw/mapper/ShoppingCartMapper.java

@@ -2,6 +2,7 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.ShoppingCart;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
 
 /**
 * @author wangsiyuan
@@ -9,6 +10,8 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.ShoppingCart
 */
+
+@Mapper
 public interface ShoppingCartMapper extends BaseMapper<ShoppingCart> {
 
 }

src/main/java/com/gao/finalhw/mapper/UserInfoMapper.java

@@ -2,6 +2,7 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.UserInfo;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
 
 /**
 * @author wangsiyuan
@@ -9,6 +10,7 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.UserInfo
 */
+@Mapper
 public interface UserInfoMapper extends BaseMapper<UserInfo> {
 
 }

src/main/java/com/gao/finalhw/mapper/UserMapper.java

@@ -2,6 +2,8 @@ package com.gao.finalhw.mapper;
 
 import com.gao.finalhw.model.User;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
 
 /**
 * @author wangsiyuan
@@ -9,8 +11,11 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 * @createDate 2024-01-18 15:21:27
 * @Entity com.gao.finalhw.model.User
 */
+@Mapper
 public interface UserMapper extends BaseMapper<User> {
 
+    @Select("SELECT * FROM user WHERE user_name = #{username} AND password = #{password}")
+    User findByUsernameAndPassword(String username, String password);
 }
 
 

src/main/java/com/gao/finalhw/pojo/LoginRequest.java

@@ -0,0 +1,11 @@
+package com.gao.finalhw.pojo;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class LoginRequest {
+    private String username;
+    private String password;
+}

src/main/java/com/gao/finalhw/response/ResponseEnum.java

@@ -0,0 +1,23 @@
+package com.gao.finalhw.response;
+
+public enum ResponseEnum {
+    OK("0","ok"),
+    SHOW_FAIL("-1", "fail");
+    private final String code;
+    private final String msg;
+
+    public String getMsg() {return msg;}
+
+    public String value() {return code;}
+
+    public String getCode(){return code;}
+
+    ResponseEnum(String code, String msg) {
+        this.code = code;
+        this.msg = msg;
+    }
+    @Override
+    public String toString() {
+        return "ResponseEnum{" + "code='" + code + '\'' + ", msg='" + msg + '\'' + "} " + super.toString();
+    }
+}

src/main/java/com/gao/finalhw/response/ServerResponseEntity.java

@@ -0,0 +1,142 @@
+package com.gao.finalhw.response;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.Serializable;
+import java.time.Instant;
+import java.util.Objects;
+
+public class ServerResponseEntity <T> implements Serializable {
+    private static final Logger logger = LoggerFactory.getLogger(ServerResponseEntity.class);
+    /** Response status code. */
+    private String code;
+
+    /** Response message. */
+    private String msg;
+
+    /** Response timestamp. */
+    private Long timestamp;
+
+    /** Response data. */
+    private T data;
+
+    public String getMsg(){return msg;}
+    public void setMsg(String msg){this.msg = msg;}
+    public String getCode(){return code;}
+    public void setCode(String code){this.code = code;}
+    public T getData() {return data;}
+
+    public Long getTimestamp() {return timestamp;}
+    public void setTimestamp(Long timestamp) {this.timestamp = timestamp;
+    }
+    public ServerResponseEntity<T> setData(T data) {
+        this.data = data;
+        return this;
+    }
+    /** Timestamp when the response is created. Defaults to current time. */
+    @JsonIgnore
+    public boolean isSuccess(){return Objects.equals(ResponseEnum.OK.value(),this.code);}
+    @JsonIgnore
+    public boolean isFail(){return Objects.equals(ResponseEnum.SHOW_FAIL.value(),this.code);}
+    /**
+     * Creates a success response with data.
+     *
+     * @param data the response data
+     * @return the API response entity
+     */
+    public static <T> ServerResponseEntity<T> success(T data){
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setData(data);
+        serverResponseEntity.setCode(ResponseEnum.OK.value());
+        serverResponseEntity.setMsg(ResponseEnum.OK.getMsg());
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        return serverResponseEntity;
+    }
+
+    /**
+     * Creates a success response without data.
+     *
+     * @return the API response entity
+     */
+    public static <T> ServerResponseEntity<T> success(){
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setCode(ResponseEnum.OK.value());
+        serverResponseEntity.setMsg(ResponseEnum.OK.getMsg());
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        serverResponseEntity.setData(null);
+        return serverResponseEntity;
+    }
+
+    public static <T> ServerResponseEntity<T> success(Integer code, T data) {
+        return success(String.valueOf(code), data);
+    }
+
+    public static <T> ServerResponseEntity<T> success(String code, T data) {
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setCode(code);
+        serverResponseEntity.setData(data);
+        serverResponseEntity.getMsg();
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        return serverResponseEntity;
+    }
+
+    public static <T> ServerResponseEntity<T> showFailMsg(String msg) {
+        logger.error(msg);
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setMsg(msg);
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        serverResponseEntity.setCode(ResponseEnum.SHOW_FAIL.value());
+        return serverResponseEntity;
+    }
+
+    public static <T> ServerResponseEntity<T> fail(ResponseEnum responseEnum) {
+        logger.error(responseEnum.toString());
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setMsg(responseEnum.getMsg());
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        serverResponseEntity.setCode(responseEnum.value());
+        return serverResponseEntity;
+    }
+
+    public static <T> ServerResponseEntity<T> fail(ResponseEnum responseEnum, T data) {
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setMsg(responseEnum.getMsg());
+        serverResponseEntity.setCode(responseEnum.value());
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        serverResponseEntity.setData(data);
+        return serverResponseEntity;
+    }
+
+    public static <T> ServerResponseEntity<T> fail(Integer code, String msg, T data) {
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setMsg(msg);
+        serverResponseEntity.setCode(String.valueOf(code));
+        serverResponseEntity.setData(data);
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        return serverResponseEntity;
+    }
+    public static <T> ServerResponseEntity<T> fail(Integer code, String msg) {
+        return fail(code, msg, null);
+    }
+    public static <T> ServerResponseEntity<T> fail(String msg) {
+        return fail(-1,msg,null);
+    }
+    public static <T> ServerResponseEntity<T> fail(Integer code, T data) {
+        ServerResponseEntity<T> serverResponseEntity = new ServerResponseEntity<>();
+        serverResponseEntity.setCode(String.valueOf(code));
+        serverResponseEntity.setData(data);
+        serverResponseEntity.setMsg("error");
+        serverResponseEntity.setTimestamp(Instant.now().getEpochSecond());
+        return serverResponseEntity;
+    }
+    @Override
+    public String toString() {
+        return "ApiResponseEntity{" +
+                "code='" + code + '\'' +
+                ", msg='" + msg + '\'' +
+                ", timestamp=" + timestamp +
+                ", data=" + data +
+                '}';
+    }
+}

src/main/java/com/gao/finalhw/service/UserService.java

@@ -0,0 +1,16 @@
+package com.gao.finalhw.service;
+
+import com.gao.finalhw.mapper.UserMapper;
+import com.gao.finalhw.model.User;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class UserService {
+    @Autowired
+    private UserMapper userMapper;
+
+    public User getUserByUsernameAndPassword(String username, String password) {
+        return userMapper.findByUsernameAndPassword(username, password);
+    }
+}

src/main/resources/application.properties

@@ -1,3 +1,3 @@
 server.address=0.0.0.0
 server.port=8090
-debug=true
+debug=false

src/main/resources/templates/login.html

@@ -110,30 +110,41 @@
 
 		<script type="text/javascript">
 			$(document).ready(function() {
-				$('#login span').eq(0).click(function() {
-					location.href = "/reg"
-				});
-
 				$('#login span').eq(1).click(function() {
 					$('.ts_wrong').remove();
 					$('.the_input').removeClass('error');
-					if($('#txtName').val() == '') {
+					var email = $('#txtName').val();
+					var password = $('#txtPwd').val();
+
+					if(email == '') {
 						var notice = '<div class="ts_wrong"><span id="wrong">请输入邮箱/手机号码！</span></div>';
 						$('#txtName').parent().after(notice);
 						$('#txtName').parent().addClass('error');
 						return false;
 					}
 
-					if($('#txtPwd').val() == '') {
+					if(password == '') {
 						var notice = '<div class="ts_wrong"><span id="wrong">请输入密码！</span></div>';
 						$('#txtPwd').parent().after(notice);
 						$('#txtPwd').parent().addClass('error');
 						return false;
 					}
 
-					$('form').submit();
+					// 使用 AJAX 发送 JSON 数据
+					$.ajax({
+						url: '/login',
+						type: 'POST',
+						contentType: 'application/json',
+						data: JSON.stringify({email: email, password: password}),
+						success: function(response) {
+							// 处理响应
+							console.log(response);
+						},
+						error: function(xhr, status, error) {
+							// 处理错误
+							console.error(error);
+						}
 					});
-
 				});
 
 				$(document).keyup(function(event) {
@@ -141,7 +152,9 @@
 						$('#login span').eq(1).click();
 					}
 				});
+			});
 		</script>
+
 	</body>
 
 </html>