57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
package domain
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import (
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"errors"
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)
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var (
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ErrSoftwareNotFound = errors.New("software not found")
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ErrNoReleasesFound = errors.New("no releases found for software")
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ErrReleaseNotFound = errors.New("release not found for software and version")
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)
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type DownloadServiceInterface interface {
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GetLatestRelease(software_name string) (*Release, error)
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GetSpecificRelease(software_name string, version string) (*Release, error)
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}
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type DownloadService struct {
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softwareRepository SoftwareRepositoryInterface
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releaseRepository ReleaseRepositoryInterface
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}
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func NewDownloadService(software_repository SoftwareRepositoryInterface, release_repository ReleaseRepositoryInterface) *DownloadService {
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return &DownloadService{
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softwareRepository: software_repository,
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releaseRepository: release_repository,
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}
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}
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func (s *DownloadService) GetLatestRelease(software_name string) (*Release, error) {
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software, err := s.softwareRepository.GetByName(software_name)
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if err != nil {
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return nil, ErrSoftwareNotFound
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}
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release, err := s.releaseRepository.FindLatestBySoftwareID(software.ID)
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if err != nil {
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return nil, ErrNoReleasesFound
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}
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return release, nil
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}
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func (s *DownloadService) GetSpecificRelease(software_name string, version string) (*Release, error) {
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software, err := s.softwareRepository.GetByName(software_name)
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if err != nil {
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return nil, ErrSoftwareNotFound
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}
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release, err := s.releaseRepository.FindBySoftwareIDAndVersion(software.ID, version)
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if err != nil {
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return nil, ErrReleaseNotFound
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}
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return release, nil
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}
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