public async Task <IActionResult> OnPost()
{
if (ModelState.IsValid)
{
//validar campo y buscar en la base de datos el id del libro
if (Books.Id == 0)
{
_database.Bookses.Add(Books);
}
else
{
_database.Bookses.Update(Books);
}
/*var updateBooks = await _database.Bookses.FindAsync(Books.Id);
* updateBooks.Author = Books.Author;
* updateBooks.NameBook = Books.NameBook;
* updateBooks.ISBN = Books.ISBN;*/
await _database.SaveChangesAsync();
return(RedirectToPage("Index"));
}
else
{
return(RedirectToPage());
}
}
public async Task <IActionResult> OnPostEliminar(int id)
{
//buscar el id en la base de datos y
var deleteBooks = await _database.Bookses.FindAsync(id);
if (deleteBooks != null)
{
_database.Bookses.Remove(deleteBooks);
await _database.SaveChangesAsync();
return(RedirectToPage("Index"));
}
return(NotFound());
}
public async Task <IActionResult> OnPost()
{
if (ModelState.IsValid)
{
//validar que estan todos los campos completados guardat y redireccionar
await _database.Bookses.AddAsync(Books);
await _database.SaveChangesAsync();
return(RedirectToPage("Index"));
}
else
{
return(RedirectToPage());
}
}
public async Task <IActionResult> Delete(int id)
{
var bookFromDatabase = await _database.Bookses.FirstOrDefaultAsync(data => data.Id == id);
if (bookFromDatabase == null)
{
return(Json(new
{
success = false, message = "error en la eliminación"
}));
}
_database.Bookses.Remove(bookFromDatabase);
await _database.SaveChangesAsync();
return(Json(new
{
success = true, message = "eliminación satisfactoria"
}));
}
