<?php

declare(strict_types=1);

namespace App\Tests\Provider;

use App\Entity\Actor;
use App\Entity\Award;
use App\Entity\AwardType;
use App\Entity\GameRow;
use App\Entity\Movie;
use App\Entity\MovieRole;
use App\Repository\ActorRepository;
use App\Repository\AwardRepository;
use App\Repository\MovieRepository;
use App\Repository\MovieRoleRepository;
use App\Provider\GameGridProvider;
use Doctrine\ORM\EntityManagerInterface;
use PHPUnit\Framework\TestCase;

class GameGridProviderTest extends TestCase
{
    public function testResolveHintTextForAward(): void
    {
        $awardType = new AwardType();
        $awardType->setName('Oscar')->setPattern('Academy Award');

        $actor = new Actor();
        $actor->setName('Test Actor');

        $award = new Award();
        $award->setName('Academy Award for Best Actor');
        $award->setYear(2020);
        $award->setActor($actor);
        $award->setAwardType($awardType);

        $awardRepository = $this->createMock(AwardRepository::class);
        $awardRepository->method('find')->with(42)->willReturn($award);

        $generator = new GameGridProvider(
            $this->createMock(ActorRepository::class),
            $this->createMock(MovieRoleRepository::class),
            $this->createMock(MovieRepository::class),
            $awardRepository,
            $this->createMock(EntityManagerInterface::class),
        );

        $row = new GameRow();
        $row->setHintType('award');
        $row->setHintData('42');

        // Use reflection to test the private resolveHintText method
        $method = new \ReflectionMethod($generator, 'resolveHintText');
        $result = $method->invoke($generator, $row);

        $this->assertSame('Academy Award for Best Actor (2020)', $result);
    }

    public function testGenerateHintRespectsAllowedTypes(): void
    {
        $movieRoleRepo = $this->createMock(MovieRoleRepository::class);
        $movieRoleRepo->method('findOneRandomByActor')->willReturn(null);

        $awardRepo = $this->createMock(AwardRepository::class);
        $awardRepo->method('findOneRandomByActor')->willReturn(null);
        $awardRepo->method('findOneRandomByActorAndTypes')->willReturn(null);

        $generator = new GameGridProvider(
            $this->createMock(ActorRepository::class),
            $movieRoleRepo,
            $this->createMock(MovieRepository::class),
            $awardRepo,
            $this->createMock(EntityManagerInterface::class),
        );

        $actor = new Actor();
        $actor->setName('Test');

        // Only allow 'award' type, but no awards exist → should return null
        $method = new \ReflectionMethod($generator, 'generateHint');
        $result = $method->invoke($generator, $actor, ['award'], null);

        $this->assertNull($result);
    }

    public function testGenerateUsesConfiguredMinPopularity(): void
    {
        $mainActor = $this->createActorWithId(10, 'AB');
        $firstRowActor = $this->createActorWithId(11, 'Anna');
        $secondRowActor = $this->createActorWithId(12, 'Bob');

        $calls = [];
        $actors = [$mainActor, $firstRowActor, $secondRowActor];

        $actorRepository = $this->createMock(ActorRepository::class);
        $actorRepository
            ->method('findOneRandomByPopularityBucketRange')
            ->willReturnCallback(function (int $minBucket, int $maxBucket, ?string $char = null) use (&$calls, &$actors) {
                $calls[] = [$minBucket, $maxBucket, $char];

                return array_shift($actors);
            });

        $movieRoleRepository = $this->createMock(MovieRoleRepository::class);
        $movieRoleRepository
            ->method('findOneRandomByActor')
            ->willReturnCallback(function (int $actorId): MovieRole {
                $movie = new Movie();
                $movie->setTitle('Film ' . $actorId);

                $role = new MovieRole();
                $role->setCharacter('Character ' . $actorId);
                $role->setMovie($movie);

                return $role;
            });

        $em = $this->createMock(EntityManagerInterface::class);
        $em->expects($this->once())->method('persist');
        $em->expects($this->once())->method('flush');

        $generator = new GameGridProvider(
            $actorRepository,
            $movieRoleRepository,
            $this->createMock(MovieRepository::class),
            $this->createMock(AwardRepository::class),
            $em,
        );

        $game = $generator->generate(config: [
            'popularityRange' => [
                'minBucket' => 5,
                'maxBucket' => 10,
            ],
            'hintTypes' => ['film'],
        ]);

        $this->assertNotNull($game);
        $this->assertSame([
            [5, 10, null],
            [5, 10, 'a'],
            [5, 10, 'b'],
        ], $calls);
    }

    private function createActorWithId(int $id, string $name): Actor
    {
        $actor = new Actor();
        $actor->setName($name);

        $idProperty = new \ReflectionProperty(Actor::class, 'id');
        $idProperty->setValue($actor, $id);

        return $actor;
    }
}