57 lines
962 B
Go
57 lines
962 B
Go
package book
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import (
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"strings"
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"time"
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"github.com/eminetto/clean-architecture-go-v2/domain/entity"
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)
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//Service service interface
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type Service struct {
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repo Repository
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}
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//NewService create new use case
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func NewService(r Repository) *Service {
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return &Service{
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repo: r,
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}
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}
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//Create a book
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func (s *Service) Create(e *Book) (entity.ID, error) {
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e.ID = entity.NewID()
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e.CreatedAt = time.Now()
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return s.repo.Create(e)
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}
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//Get a book
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func (s *Service) Get(id entity.ID) (*Book, error) {
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return s.repo.Get(id)
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}
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//Search books
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func (s *Service) Search(query string) ([]*Book, error) {
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return s.repo.Search(strings.ToLower(query))
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}
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//List books
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func (s *Service) List() ([]*Book, error) {
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return s.repo.List()
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}
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//Delete a book
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func (s *Service) Delete(id entity.ID) error {
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_, err := s.Get(id)
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if err != nil {
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return err
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}
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return s.repo.Delete(id)
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}
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//Update a book
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func (s *Service) Update(e *Book) error {
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return s.repo.Update(e)
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}
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