Files
bibliomane/internal/routes/bookpostcreate.go

82 lines
1.9 KiB
Go

package routes
import (
"errors"
"net/http"
"git.artlef.fr/bibliomane/internal/appcontext"
"git.artlef.fr/bibliomane/internal/dto"
"git.artlef.fr/bibliomane/internal/model"
"git.artlef.fr/bibliomane/internal/myvalidator"
"github.com/gin-gonic/gin"
"gorm.io/gorm"
)
func PostBookHandler(ac appcontext.AppContext) {
var book dto.BookPostCreate
err := ac.C.ShouldBindJSON(&book)
if err != nil {
myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
return
}
err = myvalidator.ValidateId(ac.Db, book.CoverID, &model.StaticFile{})
if err != nil {
myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
return
}
user, fetchUserErr := ac.GetAuthenticatedUser()
if fetchUserErr != nil {
myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
return
}
id, err := saveBookToDb(ac, book, &user)
if err != nil {
myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
return
}
ac.C.JSON(http.StatusOK, gin.H{"id": id})
}
func saveBookToDb(ac appcontext.AppContext, b dto.BookPostCreate, user *model.User) (uint, error) {
author, err := fetchOrCreateAuthor(ac, b.Author)
if err != nil {
return 0, err
}
book := model.Book{
Title: b.Title,
AuthorID: author.ID,
ISBN: b.ISBN,
InventaireID: b.InventaireID,
OpenLibraryId: b.OpenLibraryId,
SmallDescription: b.ShortDescription,
Summary: b.Summary,
AddedBy: *user,
}
if b.CoverID > 0 {
book.CoverID = b.CoverID
}
err = ac.Db.Save(&book).Error
return book.ID, err
}
func fetchOrCreateAuthor(ac appcontext.AppContext, name string) (*model.Author, error) {
var author model.Author
res := ac.Db.Where("name = ?", name).First(&author)
err := res.Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
author = model.Author{Name: name}
err = ac.Db.Save(&author).Error
if err != nil {
return &author, err
}
return &author, nil
} else {
return &author, err
}
} else {
return &author, nil
}
}