129 lines
4.7 KiB
Java
129 lines
4.7 KiB
Java
package ru.ulstu.grant.service;
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import org.apache.commons.lang3.StringUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import ru.ulstu.deadline.model.Deadline;
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import ru.ulstu.deadline.service.DeadlineService;
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import ru.ulstu.file.service.FileService;
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import ru.ulstu.grant.model.Grant;
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import ru.ulstu.grant.model.GrantDto;
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import ru.ulstu.grant.repository.GrantRepository;
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import ru.ulstu.project.model.Project;
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import ru.ulstu.project.model.ProjectDto;
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import ru.ulstu.project.service.ProjectService;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.List;
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import static org.springframework.util.ObjectUtils.isEmpty;
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import static ru.ulstu.core.util.StreamApiUtils.convert;
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import static ru.ulstu.grant.model.Grant.GrantStatus.APPLICATION;
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@Service
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public class GrantService {
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private final static int MAX_DISPLAY_SIZE = 40;
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private final GrantRepository grantRepository;
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private final ProjectService projectService;
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private final DeadlineService deadlineService;
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private final FileService fileService;
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public GrantService(GrantRepository grantRepository,
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FileService fileService,
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DeadlineService deadlineService,
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ProjectService projectService) {
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this.grantRepository = grantRepository;
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this.projectService = projectService;
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this.fileService = fileService;
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this.deadlineService = deadlineService;
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}
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public List<Grant> findAll() {
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return grantRepository.findAll();
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}
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public List<GrantDto> findAllDto() {
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List<GrantDto> grants = convert(findAll(), GrantDto::new);
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grants.forEach(grantDto -> grantDto.setTitle(StringUtils.abbreviate(grantDto.getTitle(), MAX_DISPLAY_SIZE)));
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return grants;
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}
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public GrantDto findOneDto(Integer id) {
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return new GrantDto(grantRepository.getOne(id));
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}
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@Transactional
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public Integer create(GrantDto grantDto) throws IOException {
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Grant newGrant = copyFromDto(new Grant(), grantDto);
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newGrant = grantRepository.save(newGrant);
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return newGrant.getId();
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}
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private Grant copyFromDto(Grant grant, GrantDto grantDto) throws IOException {
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grant.setComment(grantDto.getComment());
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grant.setStatus(grantDto.getStatus() == null ? APPLICATION : grantDto.getStatus());
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grant.setTitle(grantDto.getTitle());
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if (grantDto.getProject() != null && grantDto.getProject().getId() != null) {
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grant.setProject(projectService.findById(grantDto.getProject().getId()));
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}
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grant.setDeadlines(deadlineService.saveOrCreate(grantDto.getDeadlines()));
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if (grantDto.getApplicationFileName() != null) {
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grant.setApplication(fileService.createFileFromTmp(grantDto.getApplicationFileName()));
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}
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return grant;
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}
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public void createProject(GrantDto grantDto) {
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grantDto.setProject(
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new ProjectDto(projectService.save(new ProjectDto(grantDto.getTitle()))));
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}
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@Transactional
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public Integer update(GrantDto grantDto) throws IOException {
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Grant grant = grantRepository.getOne(grantDto.getId());
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Grant.GrantStatus oldStatus = grant.getStatus();
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if (grantDto.getApplicationFileName() != null && grant.getApplication() != null) {
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fileService.deleteFile(grant.getApplication());
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}
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grantRepository.save(copyFromDto(grant, grantDto));
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return grant.getId();
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}
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@Transactional
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public void delete(Integer grantId) throws IOException {
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Grant grant = grantRepository.getOne(grantId);
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if (grant.getApplication() != null) {
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fileService.deleteFile(grant.getApplication());
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}
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//возможно при удалении гранта будет удаляться и проект, к нему привязанный
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grantRepository.delete(grant);
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}
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public List<Grant.GrantStatus> getGrantStatuses() {
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return Arrays.asList(Grant.GrantStatus.values());
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}
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@Transactional
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public Grant create(String title, Project projectId, Date deadlineDate) {
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Grant grant = new Grant();
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grant.setTitle(title);
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grant.setComment("Комментарий к гранту 1");
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grant.setProject(projectId);
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grant.setStatus(APPLICATION);
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grant.getDeadlines().add(new Deadline(deadlineDate, "первый дедлайн"));
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grant = grantRepository.save(grant);
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return grant;
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}
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public void save(GrantDto grantDto) throws IOException {
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if (isEmpty(grantDto.getId())) {
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create(grantDto);
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} else {
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update(grantDto);
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}
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}
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}
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