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api/version/usecase/version_usecase.go

53 lines
1.2 KiB
Go

package usecase
import (
"context"
"fmt"
"github.com/tribalwarshelp/api/middleware"
"github.com/tribalwarshelp/api/utils"
"github.com/tribalwarshelp/api/version"
"github.com/tribalwarshelp/shared/models"
)
type usecase struct {
repo version.Repository
}
func New(repo version.Repository) version.Usecase {
return &usecase{
repo,
}
}
func (ucase *usecase) Fetch(ctx context.Context, cfg version.FetchConfig) ([]*models.Version, int, error) {
if cfg.Filter == nil {
cfg.Filter = &models.VersionFilter{}
}
if !middleware.CanExceedLimit(ctx) && (cfg.Limit > version.FetchLimit || cfg.Limit <= 0) {
cfg.Limit = version.FetchLimit
}
cfg.Sort = utils.SanitizeSorts(cfg.Sort)
return ucase.repo.Fetch(ctx, cfg)
}
func (ucase *usecase) GetByCode(ctx context.Context, code models.VersionCode) (*models.Version, error) {
versions, _, err := ucase.repo.Fetch(ctx, version.FetchConfig{
Filter: &models.VersionFilter{
Code: []models.VersionCode{code},
},
Limit: 1,
Select: true,
Count: false,
})
if err != nil {
return nil, err
}
if len(versions) == 0 {
return nil, fmt.Errorf("There is no version with code: %s.", code)
}
return versions[0], nil
}