/
usecase.go
56 lines (44 loc) · 1.12 KB
/
usecase.go
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package car
import (
"github.com/dentonliu/go-clean-starter/internal/entity"
)
type Repo interface {
Get(id uint) (entity.Car, error)
Create(model *entity.Car) error
Update(model *entity.Car, columns ...string) error
Save(model *entity.Car) error
Delete(model *entity.Car) error
Count() (int, error)
Query(offset, limit int) ([]entity.Car, error)
}
type Usecase struct {
repo Repo
}
func NewUsecase(repo Repo) *Usecase {
return &Usecase{repo}
}
func (u *Usecase) Get(id uint) (entity.Car, error) {
return u.repo.Get(id)
}
func (u *Usecase) Create(model *entity.Car) error {
return u.repo.Create(model)
}
func (u *Usecase) Update(model *entity.Car, attrs ...string) error {
return u.repo.Update(model, attrs...)
}
func (u *Usecase) Save(model *entity.Car) error {
return u.repo.Save(model)
}
func (u *Usecase) Delete(id uint) (entity.Car, error) {
model, err := u.Get(id)
if err != nil {
return model, err
}
return model, u.repo.Delete(&model)
}
func (u *Usecase) Count() (int, error) {
return u.repo.Count()
}
func (u *Usecase) Query(offset, limit int) ([]entity.Car, error) {
return u.repo.Query(offset, limit)
}