70 lines
1.8 KiB
Go
70 lines
1.8 KiB
Go
package services
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import (
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"app/internal/dal"
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"app/internal/database"
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"app/internal/models"
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"app/internal/utils"
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"errors"
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"gorm.io/gen/field"
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"gorm.io/gorm"
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)
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type AuthorService struct {
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}
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type Author = models.Author
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func (service *AuthorService) Create(item Author) (Author, error) {
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utils.ReplaceEmptySlicesWithNil(&item)
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err := dal.Author.Create(&item)
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if err != nil {
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return item, err
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}
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err = utils.AppendAssociations(database.GetInstance(), &item)
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return item, err
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}
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func (service *AuthorService) GetAll() ([]*Author, error) {
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var authors []*Author
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authors, err := dal.Author.Preload(field.Associations).Find()
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return authors, err
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}
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func (service *AuthorService) GetById(id uint) (*Author, error) {
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item, err := dal.Author.Preload(field.Associations).Where(dal.Author.Id.Eq(id)).First()
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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} else {
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return nil, err
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}
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}
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return item, nil
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}
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func (service *AuthorService) Update(item Author) (Author, error) {
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utils.ReplaceEmptySlicesWithNil(&item)
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_, err := dal.Author.Updates(&item)
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if err != nil {
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return item, err
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}
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err = utils.UpdateAssociations(database.GetInstance(), &item)
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if err != nil {
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return item, err
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}
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return item, err
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}
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func (service *AuthorService) Delete(id uint) error {
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_, err := dal.Author.Unscoped().Where(dal.Author.Id.Eq(id)).Delete()
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return err
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}
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func (service *AuthorService) Count() (int64, error) {
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amount, err := dal.Author.Count()
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return amount, err
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}
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func (service *AuthorService) SortedByOrder(fieldsSortingOrder []utils.SortField) ([]*Author, error) {
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return utils.SortByOrder(fieldsSortingOrder, Author{})
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}
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func (service *AuthorService) SearchByAllTextFields(phrase string) ([]*Author, error) {
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return utils.FindPhraseByStringFields[Author](phrase, Author{})
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}
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