/**
* @param Reservation $reservation
* @param User $user
* @param array $inputs
* @return Reservation
* @throws PreconditionException
*/
protected function store(Reservation $reservation, User $user, array $inputs)
{
/** @var Book $book */
$book = Book::where('asin', $inputs['asin'])->first();
if (empty($book)) {
throw new PreconditionException('book_not_found');
}
if ($book->inventory < $inputs['quantity']) {
throw new PreconditionException('not_enough_book_inventory');
}
DB::transaction(function () use($user, $book, &$reservation, $inputs) {
$affectedRows = $book->decrementInventory($inputs['quantity']);
if ($affectedRows !== 1) {
throw new PreconditionException('not_enough_book_inventory');
}
$reservation->user_id = $user->id;
$reservation->book_id = $book->id;
$reservation->quantity = $inputs['quantity'];
if (empty($reservation->reservation_code)) {
$reservation->reservation_code = $reservation->generateReservationCode();
}
$reservation->save();
});
return $reservation;
}
/**
*
*/
public function run()
{
Reservation::truncateWithIgnoreForeignKeyChecks();
Book::truncateWithIgnoreForeignKeyChecks();
User::truncateWithIgnoreForeignKeyChecks();
DB::table('users')->insert([['id' => 1, 'api_token' => 'token1', 'name' => '氏名1'], ['id' => 2, 'api_token' => 'token2', 'name' => '氏名2']]);
DB::table('books')->insert([['id' => 1, 'asin' => 'asin1', 'title' => '書籍1', 'price' => 1000, 'inventory' => 10]]);
DB::table('reservations')->insert([['id' => 1, 'user_id' => 1, 'book_id' => 1, 'quantity' => 1, 'reservation_code' => 'code1'], ['id' => 2, 'user_id' => 1, 'book_id' => 1, 'quantity' => 2, 'reservation_code' => 'code2'], ['id' => 3, 'user_id' => 2, 'book_id' => 1, 'quantity' => 1, 'reservation_code' => 'code3']]);
}
