实现login

src/main/java/org/cmh/backend/authentication/controller/AuthenticationController.java

@@ -40,6 +40,18 @@ class AuthenticationController {
 
     }
 
+    @PostMapping("/login")
+    public ResponseEntity<LoginResponse> login(@RequestBody LoginRequest loginRequest) {
+        boolean isValidUser = userService.loginUser(loginRequest.getUsername(), loginRequest.getPassword());
+
+        if (isValidUser) {
+            return new ResponseEntity<>(new LoginResponse("登录成功", loginRequest.getUsername()), HttpStatus.OK);
+        } else {
+            return new ResponseEntity<>(new LoginResponse("用户名或密码错误", ""), HttpStatus.UNAUTHORIZED);
+        }
+    }
+
+
 
 }
 
@@ -59,3 +71,18 @@ class RegisterResponse {
     private String message;
 }
 
+@Getter
+@Setter
+class LoginRequest {
+    private String username;
+    private String password;
+    private String verificationCode;
+}
+
+@Getter
+@Setter
+@AllArgsConstructor
+class LoginResponse {
+    private String message;
+    private String username;
+}

src/main/java/org/cmh/backend/authentication/service/UserService.java

@@ -52,6 +52,11 @@ public class UserService {
         return true;
     }
 
+    public boolean loginUser(String username, String password) {
+        UserHS user = userRepository.findByUsername(username);
+        return user != null && passwordEncoder.matches(password, user.getPassword());
+    }
+
 
     // 验证用户名格式
     private boolean isValidUsername(String username) {