Method del

pkg/server/controllers/books.go:238–281

(r *http.Request)

}

func (b *Books) del(r *http.Request) (database.Book, error) {
	user := context.User(r.Context())
	if user == nil {
		return database.Book{}, app.ErrLoginRequired
	}

	vars := mux.Vars(r)
	uuid := vars["bookUUID"]

	if !helpers.ValidateUUID(uuid) {
		return database.Book{}, app.ErrInvalidUUID
	}

	tx := b.app.DB.Begin()

	var book database.Book
	if err := tx.Where("user_id = ? AND uuid = ?", user.ID, uuid).First(&book).Error; err != nil {
		tx.Rollback()
		return database.Book{}, pkgErrors.Wrap(err, "finding a book")
	}

	var notes []database.Note
	if err := tx.Where("book_uuid = ? AND NOT deleted", uuid).Order("usn ASC").Find(&notes).Error; err != nil {
		tx.Rollback()
		return database.Book{}, pkgErrors.Wrap(err, "finding notes for the book")
	}

	for _, note := range notes {
		if _, err := b.app.DeleteNote(tx, *user, note); err != nil {
			tx.Rollback()
			return database.Book{}, pkgErrors.Wrap(err, "deleting a note in the book")
		}
	}

	book, err := b.app.DeleteBook(tx, *user, book)
	if err != nil {
		tx.Rollback()
		return database.Book{}, pkgErrors.Wrap(err, "deleting the book")
	}

	tx.Commit()

	return book, nil
}

// deleteBookResp is the response from create book api
type deleteBookResp struct {