NCP-3 add usercontent crud's,dto,exception and start restcontroller

src/main/java/ru/soune/no_copy/controller/UserContentController.java

@@ -0,0 +1,11 @@
+package ru.soune.no_copy.controller;
+
+import lombok.AllArgsConstructor;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController("api/content")
+@RequestMapping("api/content")
+@AllArgsConstructor
+public class UserContentController {
+}

src/main/java/ru/soune/no_copy/dto/UserContentDTO.java

@@ -0,0 +1,15 @@
+package ru.soune.no_copy.dto;
+
+import lombok.Data;
+import ru.soune.no_copy.entity.FileType;
+
+@Data
+public class UserContentDTO {
+    String fileName;
+    String originalFilename;
+    String fileType;
+    String fileExtension;
+    Long fileSize;
+    String filePath;
+    Integer protectionLevel;
+}

src/main/java/ru/soune/no_copy/dto/UserContentRequest.java

@@ -0,0 +1,9 @@
+package ru.soune.no_copy.dto;
+
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+public record UserContentRequest(@NotBlank @Email String userEmail, @NotBlank String fileName,
+                                 @NotBlank String originalFilename, @NotBlank String fileType,
+                                 @NotBlank String fileExtension, @NotBlank Long fileSize,
+                                 @NotBlank String filePath, Integer protectionLevel) {}

src/main/java/ru/soune/no_copy/dto/UserContentUpdateRequest.java

@@ -0,0 +1,10 @@
+package ru.soune.no_copy.dto;
+
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+public record UserContentUpdateRequest(@NotBlank @Email String userEmail, @NotBlank String fileName,
+                                       @NotBlank String originalFilename, @NotBlank String fileType,
+                                       @NotBlank String fileExtension, @NotBlank Long fileSize,
+                                       @NotBlank String filePath, Integer protectionLevel, Long id) {
+}

src/main/java/ru/soune/no_copy/exception/ContentNotFoundException.java

@@ -0,0 +1,7 @@
+package ru.soune.no_copy.exception;
+
+public class ContentNotFoundException extends RuntimeException {
+    public ContentNotFoundException(String message) {
+        super(message);
+    }
+}

src/main/java/ru/soune/no_copy/handler/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.ResponseStatus;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
+import ru.soune.no_copy.exception.ContentNotFoundException;
 import ru.soune.no_copy.exception.NotValidationPasswordException;
 import ru.soune.no_copy.exception.UserAlreadyExistsException;
 import ru.soune.no_copy.exception.UserNotFoundException;
@@ -53,6 +54,17 @@ public class GlobalExceptionHandler {
                 ));
     }
 
+    @ExceptionHandler(ContentNotFoundException.class)
+    @ResponseStatus(HttpStatus.NOT_FOUND)
+    public ResponseEntity<?> handleUserNotFoundException(ContentNotFoundException ex) {
+        return ResponseEntity.
+                badRequest()
+                .body(Map.of(
+                        "success", false,
+                        "message" ,ex.getMessage()
+                ));
+    }
+
     @ExceptionHandler(NotValidationPasswordException.class)
     @ResponseStatus(HttpStatus.FORBIDDEN)
     public ResponseEntity<?> handleNotValidationPasswordException(NotValidationPasswordException ex) {

src/main/java/ru/soune/no_copy/mapper/UserContentMapper.java

@@ -0,0 +1,18 @@
+package ru.soune.no_copy.mapper;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.MappingTarget;
+import org.mapstruct.NullValuePropertyMappingStrategy;
+import org.mapstruct.factory.Mappers;
+import ru.soune.no_copy.dto.UserContentUpdateRequest;
+import ru.soune.no_copy.entity.UserContent;
+
+@Mapper(componentModel = "spring",
+        nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.IGNORE)
+public interface UserContentMapper {
+
+    UserContentMapper INSTANCE = Mappers.getMapper(UserContentMapper.class);
+
+
+    void updateEntityFromDto(UserContentUpdateRequest dto, @MappingTarget UserContent entity);
+}

src/main/java/ru/soune/no_copy/repository/UserContentRepository.java

@@ -10,9 +10,9 @@ import java.util.List;
 public interface UserContentRepository extends JpaRepository<UserContent, Long> {
     List<UserContent> findByUserIdOrderByUploadDateDesc(Long userId);
 
-    List<UserContent> findByUserIdAndFileTypeOrderByUploadDateDesc(
-            Long userId, FileType type, Pageable pageable
-    );
+    List<UserContent> findByUserId(Long userId);
+
+    List<UserContent> findByUserIdAndFileTypeOrderByUploadDateDesc(Long userId, FileType type, Pageable pageable);
 
     long countByUserIdAndFileType(Long userId, FileType type);
 

src/main/java/ru/soune/no_copy/service/UserContentService.java

@@ -0,0 +1,72 @@
+package ru.soune.no_copy.service;
+
+import lombok.AllArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ru.soune.no_copy.dto.UserContentRequest;
+import ru.soune.no_copy.dto.UserContentUpdateRequest;
+import ru.soune.no_copy.entity.FileType;
+import ru.soune.no_copy.entity.User;
+import ru.soune.no_copy.entity.UserContent;
+import ru.soune.no_copy.exception.ContentNotFoundException;
+import ru.soune.no_copy.exception.UserNotFoundException;
+import ru.soune.no_copy.mapper.UserContentMapper;
+import ru.soune.no_copy.repository.UserContentRepository;
+import ru.soune.no_copy.repository.UserRepository;
+
+import java.util.List;
+import java.util.Optional;
+
+@Service
+@AllArgsConstructor
+public class UserContentService {
+
+    private final UserContentRepository userContentRepository;
+
+    private final UserRepository userRepository;
+
+    private final UserContentMapper userContentMapper;
+
+    public List<UserContent> findByUser(long userId) {
+        return userContentRepository.findByUserId(userId);
+    }
+
+    @Transactional
+    public UserContent addUserContent(UserContentRequest userContentRequest) {
+        UserContent userContent = new UserContent();
+
+        Optional<User> byEmail = userRepository.findByEmail(userContentRequest.userEmail());
+        User user = byEmail.orElseThrow(() -> new UserNotFoundException(userContentRequest.userEmail()));
+
+        userContent.setUser(user);
+        userContent.setFilename(userContentRequest.fileName());
+        userContent.setFileExtension(userContentRequest.fileExtension());
+        userContent.setFilePath(userContentRequest.filePath());
+        userContent.setFileType(FileType.valueOf(userContentRequest.fileType()));
+        userContent.setOriginalFilename(userContentRequest.originalFilename());
+        userContent.setProtectionLevel(userContentRequest.protectionLevel());
+        userContent.setFileSize(userContentRequest.fileSize());
+
+        //TODO add
+        //    @Column(name = "protection_hash", length = 64)
+        //    private String protectionHash;
+        //    @Column(name = "watermark_id", length = 50)
+        //    private String watermarkId;
+
+        return userContentRepository.save(userContent);
+    }
+
+    @Transactional
+    public UserContent updateUserContent(UserContentUpdateRequest userContentRequest) {
+        UserContent entity = userContentRepository.findById(userContentRequest.id())
+                .orElseThrow(() -> new ContentNotFoundException("Content not found with: " + userContentRequest.id()));
+
+        userContentMapper.updateEntityFromDto(userContentRequest, entity);
+
+        return userContentRepository.save(entity);
+    }
+
+    public void deleteUserContent(long userContentId) {
+        userContentRepository.deleteById(userContentId);
+    }
+}