Elton Minetto
77 lines
1.4 KiB
Go
77 lines
1.4 KiB
Go
package book
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import (
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"strings"
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"github.com/eminetto/clean-architecture-go-v2/domain"
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"github.com/eminetto/clean-architecture-go-v2/domain/entity"
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)
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//InmemRepo in memory repo
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type InmemRepo struct {
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m map[entity.ID]*entity.Book
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}
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//NewInmemRepository create new repository
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func NewInmemRepository() *InmemRepo {
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var m = map[entity.ID]*entity.Book{}
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return &InmemRepo{
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m: m,
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}
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}
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//Create a book
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func (r *InmemRepo) Create(e *entity.Book) (entity.ID, error) {
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r.m[e.ID] = e
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return e.ID, nil
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}
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//Get a book
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func (r *InmemRepo) Get(id entity.ID) (*entity.Book, error) {
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if r.m[id] == nil {
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// return nil, fmt.Errorf("not found")
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return nil, domain.ErrNotFound
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}
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return r.m[id], nil
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}
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//Update a book
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func (r *InmemRepo) Update(e *entity.Book) error {
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_, err := r.Get(e.ID)
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if err != nil {
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return err
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}
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r.m[e.ID] = e
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return nil
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}
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//Search books
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func (r *InmemRepo) Search(query string) ([]*entity.Book, error) {
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var d []*entity.Book
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for _, j := range r.m {
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if strings.Contains(strings.ToLower(j.Title), query) {
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d = append(d, j)
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}
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}
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return d, nil
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}
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//List books
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func (r *InmemRepo) List() ([]*entity.Book, error) {
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var d []*entity.Book
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for _, j := range r.m {
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d = append(d, j)
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}
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return d, nil
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}
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//Delete a book
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func (r *InmemRepo) Delete(id entity.ID) error {
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if r.m[id] == nil {
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// return fmt.Errorf("not found")
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return domain.ErrNotFound
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}
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r.m[id] = nil
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return nil
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}
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