Files
hfb_sys/backend/internal/modules/listing/service.go
T

122 lines
2.7 KiB
Go

package listing
import (
"errors"
)
var (
ErrDependencyUnavailable = errors.New("dependency unavailable")
ErrInvalidInput = errors.New("invalid listing input")
ErrListingLocked = errors.New("listing locked")
)
type Service struct {
repo *Repository
}
func NewService(repo *Repository) *Service {
return &Service{repo: repo}
}
func (s *Service) Create(ownerID uint64, req CreateRequest) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
if err := validateRequest(req); err != nil {
return nil, err
}
return s.repo.Create(ownerID, req)
}
func (s *Service) Update(ownerID uint64, id uint64, req UpdateRequest) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
if err := validateRequest(req); err != nil {
return nil, err
}
return s.repo.Update(ownerID, id, req)
}
func (s *Service) SubmitReview(ownerID uint64, id uint64) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.SubmitReview(ownerID, id)
}
func (s *Service) ListPendingReview() ([]ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.ListPendingReview()
}
func (s *Service) Approve(id uint64) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.Approve(id)
}
func (s *Service) Reject(id uint64, req ReviewRequest) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
if req.Reason == "" {
return nil, ErrInvalidInput
}
return s.repo.Reject(id, req)
}
func (s *Service) Offline(ownerID uint64, id uint64) error {
if s.repo == nil {
return ErrDependencyUnavailable
}
return s.repo.Offline(ownerID, id)
}
func (s *Service) ListPublic() ([]ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.ListPublic()
}
func (s *Service) ListMine(ownerID uint64) ([]ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.ListMine(ownerID)
}
func (s *Service) FindPublic(id uint64) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.FindPublic(id)
}
func (s *Service) FindMine(ownerID uint64, id uint64) (*ListingDTO, error) {
if s.repo == nil {
return nil, ErrDependencyUnavailable
}
return s.repo.FindMine(ownerID, id)
}
func validateRequest(req CreateRequest) error {
if req.Title == "" || req.ServerRegion == "" || req.LoginPlatform == "" {
return ErrInvalidInput
}
if req.PriceHourly <= 0 || req.DepositAmount < 0 {
return ErrInvalidInput
}
if req.MinRentHours <= 0 || req.MaxRentHours < req.MinRentHours {
return ErrInvalidInput
}
if req.HafCoinAmount < 0 {
return ErrInvalidInput
}
return nil
}