Files
codiki/src/main/java/org/codiki/images/ImageService.java

113 lines
3.7 KiB
Java
Executable File

package org.codiki.images;
import org.codiki.core.entities.dto.ImageDTO;
import org.codiki.core.entities.persistence.Image;
import org.codiki.core.entities.persistence.User;
import org.codiki.core.repositories.ImageRepository;
import org.codiki.core.repositories.UserRepository;
import org.codiki.core.services.FileUploadService;
import org.codiki.core.services.UserService;
import org.springframework.core.io.Resource;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.security.Principal;
import java.util.Date;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Optional;
import java.util.stream.Collectors;
@Service
public class ImageService {
/** User service. */
private UserService userService;
/** User repository. */
private UserRepository userRepository;
/** File upload service. */
private FileUploadService fileUploadService;
/** Image repository. */
private ImageRepository imageRepository;
/**
* Constructor.
* @param userService User service.
* @param userRepository User repository.
* @param fileUploadService File upload service.
* @param imageRepository Image repository.
*/
public ImageService(UserService userService,
UserRepository userRepository,
FileUploadService fileUploadService,
ImageRepository imageRepository) {
this.userService = userService;
this.userRepository = userRepository;
this.fileUploadService = fileUploadService;
this.imageRepository = imageRepository;
}
public String uploadAvatar(final MultipartFile pFile,
final HttpServletResponse pResponse,
final Principal pPrincipal) throws IOException {
final String avatarFileName = fileUploadService.uploadProfileImage(pFile);
final Optional<User> connectedUser = userService.getUserByPrincipal(pPrincipal);
if(connectedUser.isPresent()) {
final Optional<User> userFromDb = userRepository.findById(connectedUser.get().getId());
if(userFromDb.isPresent()) {
userFromDb.get().setImage(avatarFileName);
userRepository.save(userFromDb.get());
} else {
pResponse.sendError(HttpServletResponse.SC_UNAUTHORIZED);
}
} else {
pResponse.sendError(HttpServletResponse.SC_UNAUTHORIZED);
}
return avatarFileName;
}
public String uploadImage(final MultipartFile pFile, final Principal pPrincipal) {
final String imageFileName = fileUploadService.uploadImage(pFile);
userService.getUserByPrincipal(pPrincipal)
.map(User::getId)
.map(userRepository::findById)
.orElseThrow(NoSuchElementException::new)
.ifPresent(user -> {
final Image image = new Image();
image.setLink(imageFileName);
image.setDate(new Date());
image.setUser(user);
imageRepository.save(image);
});
return imageFileName;
}
public Optional<Resource> loadAvatar(final String pAvatarFileName) {
return fileUploadService.loadAvatar(pAvatarFileName);
}
public Optional<Resource> loadImage(final String pImageLink) {
return fileUploadService.loadImage(pImageLink);
}
public List<ImageDTO> getUserImages(final Principal pPrincipal) {
return userService.getUserByPrincipal(pPrincipal)
.map(User::getId)
.map(imageRepository::getByUserId)
.orElseThrow(NoSuchElementException::new)
.stream()
.map(ImageDTO::new)
.collect(Collectors.toList());
}
public Optional<ImageDTO> getImageDetails(final String pImageLink) {
return imageRepository.findByLink(pImageLink)
.map(ImageDTO::new);
}
}