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<?php
declare(strict_types=1);
 
namespace App\Tests\Functional;
 
use App\Entity\OustedBook;
use App\Tests\DatabaseTestCase;
 
final class InventoryTest extends DatabaseTestCase {
    public function testPageAndServiceWorkerAreServed(): void {
        $this->client->request('GET', '/inventory/');
        self::assertResponseIsSuccessful();
        self::assertSelectorExists('#scan-input');
 
        $this->client->request('GET', '/inventory/sw.js');
        self::assertResponseIsSuccessful();
        self::assertResponseHeaderSame('Content-Type', 'text/javascript; charset=UTF-8');
        self::assertStringContainsString('"/js/inventory.js"', (string)$this->client->getResponse()->getContent());
    }
 
    public function testBookListContainsStandardNumbersAndPlacement(): void {
        $this->createBook(2, 'Solaris', 'Stanisław Lem')->setIsbn('9788373843455')->setIssn('9770867041003')->setPlacement('HOL/4/1');
        $this->createBook(1, 'Plain')->lendTo('A Reader', new \DateTimeImmutable());
        $this->entityManager()->flush();
 
        $this->client->request('GET', '/inventory/books');
 
        self::assertResponseIsSuccessful();
        self::assertSame(['books' => [
            ['id' => 1, 'title' => 'Plain', 'author' => 'Author', 'placement' => null, 'lastSeen' => null, 'borrowed' => true, 'isbn' => [], 'issn' => []],
            ['id' => 2, 'title' => 'Solaris', 'author' => 'Stanisław Lem', 'placement' => 'HOL/4/1', 'lastSeen' => null, 'borrowed' => false, 'isbn' => ['9788373843455'], 'issn' => ['9770867041003']],
        ]], $this->jsonResponse());
    }
 
    public function testSyncAssignsLocationsAndMarksBooksAsSeen(): void {
        $this->createBook(1)->setPlacement('OLD/1');
        $this->createBook(2);
        $before = new \DateTimeImmutable('-1 second');
 
        $this->sync(['1' => 'HOL/4/1', '2' => ' Attic ', '99' => 'X', '3' => '']);
 
        self::assertResponseIsSuccessful();
        self::assertSame(['results' => [
            '1' => 'saved',
            '2' => 'saved',
            '99' => 'unknown_book',
            '3' => 'invalid',
        ]], $this->jsonResponse());
 
        $book = $this->findBook(1);
        self::assertSame('HOL/4/1', $book?->getPlacement());
        self::assertGreaterThanOrEqual($before, $book?->getLastSeen());
        self::assertSame('Attic', $this->findBook(2)?->getPlacement());
    }
 
    public function testScanningABorrowedBookMarksItAsReturned(): void {
        $lentAt = new \DateTimeImmutable('2026-10-01 10:00');
        $this->createBook(1)->lendTo('A Reader', $lentAt);
        $this->entityManager()->flush();
        $this->entityManager()->clear();
 
        $this->sync(['1' => 'HOL/4/1']);
 
        self::assertSame(['results' => ['1' => 'returned']], $this->jsonResponse());
        $book = $this->findBook(1);
        self::assertFalse($book?->isBorrowed());
        self::assertSame('HOL/4/1', $book?->getPlacement());
 
        $history = $book?->getBorrowHistory()->first();
        self::assertSame('A Reader', $history ? $history->getWho() : null);
        self::assertEquals($lentAt, $history ? $history->getAt() : null);
        self::assertEquals($book?->getLastSeen(), $history ? $history->getTill() : null);
 
        $this->sync(['1' => 'HOL/4/1']);
        self::assertSame(['results' => ['1' => 'saved']], $this->jsonResponse());
        self::assertCount(1, $this->findBook(1)?->getBorrowHistory() ?? []);
    }
 
    public function testSyncAcceptsBookZero(): void {
        $this->createBook(0);
 
        $this->sync((object)['0' => 'HOL/1/1']);
 
        self::assertResponseIsSuccessful();
        self::assertSame('HOL/1/1', $this->findBook(0)?->getPlacement());
    }
 
    public function testSyncRejectsAnythingButAJsonMap(): void {
        $this->createBook(1);
 
        $this->client->request('POST', '/inventory/sync', ['1' => 'HOL/4/1']);
        self::assertResponseStatusCodeSame(415);
 
        $this->sync([['id' => 1, 'location' => 'HOL/4/1']]);
        self::assertResponseStatusCodeSame(400);
 
        $this->sync(['1' => ['nested']]);
        self::assertResponseStatusCodeSame(400);
 
        self::assertNull($this->findBook(1)?->getPlacement());
    }
 
    public function testDetailsSayWhenBookWasNeverSeen(): void {
        $this->createBook(1);
 
        $this->client->request('GET', '/book/1');
 
        self::assertSelectorTextContains('.book-last-seen td', 'not seen during an inventory yet');
    }
 
    public function testOustingKeepsLastSeen(): void {
        $this->createBook(1);
        $this->sync(['1' => 'HOL/4/1']);
        $seen = $this->findBook(1)?->getLastSeen();
 
        $crawler = $this->client->request('GET', '/book/1');
        self::assertSelectorTextContains('.book-last-seen td', (string)$seen?->format('Y-m-d H:i'));
        $this->client->submit($crawler->selectButton('Take out')->form(['oust[reason]' => 'Lost']));
 
        $this->entityManager()->clear();
        self::assertEquals($seen, $this->entityManager()->find(OustedBook::class, 1)?->getLastSeen());
        $this->client->request('GET', '/ousted/1');
        self::assertSelectorTextContains('.book-last-seen td', (string)$seen?->format('Y-m-d H:i'));
    }
 
    /**
     * @param array<mixed>|object $body
     */
    private function sync(array|object $body): void {
        $this->client->request('POST', '/inventory/sync', server: ['CONTENT_TYPE' => 'application/json'], content: json_encode($body, \JSON_THROW_ON_ERROR));
    }
 
    /**
     * @return array<mixed>
     */
    private function jsonResponse(): array {
        return json_decode((string)$this->client->getResponse()->getContent(), true, flags: \JSON_THROW_ON_ERROR);
    }
}