initial commit

domain/service.software.go

@@ -0,0 +1,43 @@
+package domain
+
+import "sort"
+
+type SoftwareListDTO struct {
+	Software
+	LatestRelease *Release
+}
+
+type SoftwareService interface {
+	List() ([]SoftwareListDTO, error)
+	GetByNameWithReleases(name string) (*Software, error)
+}
+
+type softwareService struct {
+	softwareRepository SoftwareRepository
+}
+
+func (s *softwareService) List() ([]SoftwareListDTO, error) {
+	softwares, err := s.softwareRepository.List()
+	if err != nil {
+		return nil, err
+	}
+
+	dtos := make([]SoftwareListDTO, 0, len(softwares))
+	for _, sw := range softwares {
+		dto := SoftwareListDTO{Software: sw}
+		if len(sw.Releases) > 0 {
+			// Sort releases by CreatedAt in descending order to find the latest
+			sort.Slice(sw.Releases, func(i, j int) bool {
+				return sw.Releases[i].CreatedAt.After(sw.Releases[j].CreatedAt)
+			})
+			dto.LatestRelease = &sw.Releases[0]
+		}
+		dtos = append(dtos, dto)
+	}
+
+	return dtos, nil
+}
+
+func (s *softwareService) GetByNameWithReleases(name string) (*Software, error) {
+	return s.softwareRepository.GetByName(name)
+}