52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package usecase
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import (
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"context"
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"fmt"
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"github.com/tribalwarshelp/api/utils"
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"github.com/tribalwarshelp/api/langversion"
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"github.com/tribalwarshelp/shared/models"
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)
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type usecase struct {
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repo langversion.Repository
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}
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func New(repo langversion.Repository) langversion.Usecase {
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return &usecase{
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repo,
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}
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}
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func (ucase *usecase) Fetch(ctx context.Context, filter *models.LangVersionFilter) ([]*models.LangVersion, int, error) {
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if filter == nil {
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filter = &models.LangVersionFilter{}
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}
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if filter.Limit > langversion.PaginationLimit || filter.Limit <= 0 {
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filter.Limit = langversion.PaginationLimit
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}
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filter.Sort = utils.SanitizeSort(filter.Sort)
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return ucase.repo.Fetch(ctx, langversion.FetchConfig{
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Filter: filter,
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Count: true,
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})
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}
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func (ucase *usecase) GetByTag(ctx context.Context, tag models.LanguageTag) (*models.LangVersion, error) {
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langversions, _, err := ucase.repo.Fetch(ctx, langversion.FetchConfig{
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Filter: &models.LangVersionFilter{
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Tag: []models.LanguageTag{tag},
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Limit: 1,
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},
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})
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if err != nil {
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return nil, err
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}
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if len(langversions) == 0 {
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return nil, fmt.Errorf("There is no lang version with tag: %s.", tag)
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}
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return langversions[0], nil
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}
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