Merge pull request #4 from sopt-makers/feat/#3-notification-api-migra…

…tion

[Feat]: Notification 모집알림 기능 v2 API 마이그레이션 작업

src/main/java/sopt/org/homepage/exception/GlobalExceptionHandler.java

@@ -8,6 +8,7 @@
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.server.ResponseStatusException;
 
 @Slf4j
 @RestControllerAdvice
@@ -16,7 +17,7 @@ public class GlobalExceptionHandler {
     public ResponseEntity<String> businessLogicException (BusinessLogicException ex) {
         log.error(ex.getMessage());
         return ResponseEntity
-                .status(HttpStatus.BAD_REQUEST)
+                .status(HttpStatus.INTERNAL_SERVER_ERROR)
                 .body(ex.getMessage());
     }
 
@@ -32,7 +33,7 @@ public ResponseEntity<String> methodArgumentNotValidException (MethodArgumentNot
     public ResponseEntity<String> entityNotfoundException (EntityNotFoundException ex) {
         log.error(ex.getMessage());
         return ResponseEntity
-                .status(HttpStatus.BAD_REQUEST)
+                .status(HttpStatus.NOT_FOUND)
                 .body(ex.getMessage());
     }
 
@@ -69,4 +70,11 @@ public ResponseEntity<String> unknownException (RuntimeException ex) {
                 .body(ex.getMessage());
     }
 
+    @ExceptionHandler(ResponseStatusException.class)
+    public ResponseEntity<String> handleResponseStatusException(ResponseStatusException ex) {
+        log.error(ex.getMessage());
+        return ResponseEntity
+                .status(ex.getStatusCode())
+                .body(ex.getReason() != null ? ex.getReason() : "Unknown error occurred");
+    }
 }

src/main/java/sopt/org/homepage/notification/NotificationController.java

@@ -0,0 +1,37 @@
+package sopt.org.homepage.notification;
+
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springdoc.core.annotations.ParameterObject;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import sopt.org.homepage.notification.dto.GetNotificationListRequestDto;
+import sopt.org.homepage.notification.dto.GetNotificationListResponseDto;
+import sopt.org.homepage.notification.dto.RegisterNotificationRequestDto;
+import sopt.org.homepage.notification.dto.RegisterNotificationResponseDto;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("notification")
+@Tag(name = "Notification")
+public class NotificationController {
+    private final NotificationService notificationService;
+
+    @PostMapping("register")
+    public ResponseEntity<RegisterNotificationResponseDto> registerNotification (
+            @ParameterObject @ModelAttribute RegisterNotificationRequestDto registerNotificationRequestDto
+    ) {
+        RegisterNotificationResponseDto result = notificationService.registerNotification(registerNotificationRequestDto);
+        return ResponseEntity.status(HttpStatus.CREATED).body(result);
+    }
+    @GetMapping("/list")
+    public ResponseEntity<GetNotificationListResponseDto> getAllProject (
+            @ParameterObject @ModelAttribute GetNotificationListRequestDto getNotificationListRequestDto
+    ) {
+        GetNotificationListResponseDto result = notificationService.getNotificationEmailList(getNotificationListRequestDto.getGeneration());
+        return ResponseEntity.status(HttpStatus.OK).body(result);
+    }
+}
+
+

src/main/java/sopt/org/homepage/entity/NotificationEntity.java → src/main/java/sopt/org/homepage/notification/NotificationEntity.java

@@ -1,11 +1,15 @@
-package sopt.org.homepage.entity;
+package sopt.org.homepage.notification;
 
 import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.Setter;
 
 import java.sql.Timestamp;
 import java.util.Objects;
 
 @Entity
+@Getter
+@Setter
 @Table(name = "\"Notification\"")
 public class NotificationEntity {
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/sopt/org/homepage/notification/NotificationRepository.java

@@ -0,0 +1,11 @@
+package sopt.org.homepage.notification;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface NotificationRepository extends JpaRepository<NotificationEntity, Integer> {
+    NotificationEntity findByEmailAndGeneration(String email, int generation);
+
+    List<NotificationEntity> findByGeneration(int generation);
+}

src/main/java/sopt/org/homepage/notification/NotificationService.java

@@ -0,0 +1,56 @@
+package sopt.org.homepage.notification;
+
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+import org.springframework.web.server.ResponseStatusException;
+import sopt.org.homepage.notification.dto.GetNotificationListResponseDto;
+import sopt.org.homepage.notification.dto.RegisterNotificationRequestDto;
+import sopt.org.homepage.notification.dto.RegisterNotificationResponseDto;
+
+import java.sql.Timestamp;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@RequiredArgsConstructor
+@Service
+public class NotificationService {
+    private final NotificationRepository notificationRepository;
+
+    @Transactional
+    public RegisterNotificationResponseDto registerNotification(RegisterNotificationRequestDto registerNotificationRequestDto) {
+        NotificationEntity existingNotification = notificationRepository.findByEmailAndGeneration(
+                registerNotificationRequestDto.getEmail(), registerNotificationRequestDto.getGeneration()
+        );
+
+        if (existingNotification != null) {
+            throw new ResponseStatusException(HttpStatus.BAD_REQUEST,
+                    "Already Registered Email: " + registerNotificationRequestDto.getEmail());
+        }
+
+        NotificationEntity notification = new NotificationEntity();
+        notification.setGeneration(registerNotificationRequestDto.getGeneration());
+        notification.setEmail(registerNotificationRequestDto.getEmail());
+        notification.setCreatedAt(new Timestamp(System.currentTimeMillis()));
+
+        NotificationEntity savedNotification = notificationRepository.save(notification);
+
+        return new RegisterNotificationResponseDto(
+                savedNotification.getId(),
+                savedNotification.getGeneration(),
+                savedNotification.getEmail(),
+                savedNotification.getCreatedAt()
+        );
+    }
+
+    public GetNotificationListResponseDto getNotificationEmailList(int generation) {
+        List<String> emailList = notificationRepository.findByGeneration(generation).stream()
+                .map(NotificationEntity::getEmail)
+                .collect(Collectors.toList());
+
+        return new GetNotificationListResponseDto(generation, emailList);
+    }
+
+
+}

src/main/java/sopt/org/homepage/notification/dto/GetNotificationListRequestDto.java

@@ -0,0 +1,19 @@
+package sopt.org.homepage.notification.dto;
+
+import io.swagger.v3.oas.annotations.Parameter;
+import lombok.Getter;
+import org.springframework.validation.annotation.Validated;
+
+@Validated
+@Getter
+public class GetNotificationListRequestDto {
+
+    @Parameter(description = "기수")
+    private final Integer generation;
+
+    public GetNotificationListRequestDto(Integer generation) {
+        this.generation = generation;
+
+    }
+}
+

src/main/java/sopt/org/homepage/notification/dto/GetNotificationListResponseDto.java

@@ -0,0 +1,23 @@
+package sopt.org.homepage.notification.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Getter;
+import org.springframework.validation.annotation.Validated;
+
+import java.util.List;
+
+@Validated
+@Getter
+public class GetNotificationListResponseDto {
+
+    @Schema(description = "기수", example = "34", requiredMode = Schema.RequiredMode.REQUIRED)
+    private final Integer generation;
+
+    @Schema(description = "모집알림 신청한 이메일 리스트", example = "[\"[email protected]\", \"[email protected]\", \"[email protected]\"]", required = true)
+    private final List<String> emailList;
+
+    public GetNotificationListResponseDto(Integer generation, List<String> emailList) {
+        this.generation = generation;
+        this.emailList = emailList;
+    }
+}

src/main/java/sopt/org/homepage/notification/dto/RegisterNotificationRequestDto.java

@@ -0,0 +1,29 @@
+package sopt.org.homepage.notification.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.Positive;
+import lombok.Getter;
+import org.springframework.validation.annotation.Validated;
+
+@Validated
+@Getter
+public class RegisterNotificationRequestDto {
+
+    @Schema(description = "활동 기수", requiredMode = Schema.RequiredMode.REQUIRED, example = "34")
+    @NotEmpty(message = "Generation must not be empty")
+    @Positive(message = "Generation must be a positive number")
+    private final int generation;
+
+    @Schema(description = "이메일", requiredMode = Schema.RequiredMode.REQUIRED, example = "[email protected]")
+    @NotEmpty(message = "Email must not be empty")
+    @Email(message = "Email should be valid")
+    private final String email;
+
+    public RegisterNotificationRequestDto(int generation, String email) {
+        this.generation = generation;
+        this.email = email;
+    }
+}
+

src/main/java/sopt/org/homepage/notification/dto/RegisterNotificationResponseDto.java

@@ -0,0 +1,35 @@
+package sopt.org.homepage.notification.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.Positive;
+import lombok.Getter;
+import org.springframework.validation.annotation.Validated;
+
+import java.util.Date;
+
+@Validated
+@Getter
+public class RegisterNotificationResponseDto {
+
+    @Schema(description = "Notification ID", requiredMode = Schema.RequiredMode.REQUIRED)
+    private final int id;
+
+    @Schema(description = "기수 (Generation)", requiredMode = Schema.RequiredMode.REQUIRED)
+    private final int generation;
+
+    @Schema(description = "이메일 (Email)", requiredMode = Schema.RequiredMode.REQUIRED)
+    private final String email;
+
+    @Schema(description = "생성일자 (Creation Date)", requiredMode = Schema.RequiredMode.REQUIRED)
+    private final Date createdAt;
+
+    public RegisterNotificationResponseDto(int id, int generation, String email, Date createdAt) {
+        this.id = id;
+        this.generation = generation;
+        this.email = email;
+        this.createdAt = createdAt;
+    }
+}
+