<?php

namespace Tests\Unit\Set\UseCases;

use App\Exceptions\BadRequestException;
use App\Set\CreateSetDto;
use App\Set\Set as DomainSet;
use App\Set\UseCases\UpdateSet\UpdateDescription;
use App\Set\UseCases\UpdateSet\UpdateDescriptionRequest;
use App\Set\UseCases\UpdateSet\UpdateIconImage;
use App\Set\UseCases\UpdateSet\UpdateIconImageRequest;
use App\Set\UseCases\UpdateSet\UpdateName;
use App\Set\UseCases\UpdateSet\UpdateNameRequest;
use Tests\Fakes\FakeFilesystem;
use Tests\Fakes\FakeSetRepository;
use Tests\TestCase;

class UpdateSetFieldsTest extends TestCase
{
    private FakeSetRepository $setRepository;

    private FakeFilesystem $filesystem;

    protected function setUp(): void
    {
        $this->setRepository = new FakeSetRepository();
        $this->filesystem = new FakeFilesystem();
    }

    public function testUpdateNameUpdatesOnlyName(): void
    {
        $set = $this->createSet();
        $updateName = new UpdateName($this->setRepository);

        $updatedSet = $updateName->execute(new UpdateNameRequest(
            id: $set->getId(),
            name: 'Updated Set',
        ));

        $this->assertSame('Updated Set', $updatedSet->getName());
        $this->assertSame(
            $set->getDescription(),
            $updatedSet->getDescription(),
        );
        $this->assertSame(
            $set->getIconImageUrl(),
            $updatedSet->getIconImageUrl(),
        );
    }

    public function testUpdateNameRejectsBlankName(): void
    {
        $set = $this->createSet();
        $updateName = new UpdateName($this->setRepository);

        $this->expectException(BadRequestException::class);
        $this->expectExceptionMessage('name is required');

        $updateName->execute(new UpdateNameRequest(
            id: $set->getId(),
            name: '',
        ));
    }

    public function testUpdateDescriptionUpdatesOnlyDescription(): void
    {
        $set = $this->createSet();
        $updateDescription = new UpdateDescription($this->setRepository);

        $updatedSet = $updateDescription->execute(
            new UpdateDescriptionRequest(
                id: $set->getId(),
                description: 'Updated set description',
            )
        );

        $this->assertSame(
            'Updated set description',
            $updatedSet->getDescription(),
        );
        $this->assertSame($set->getName(), $updatedSet->getName());
        $this->assertSame(
            $set->getIconImageUrl(),
            $updatedSet->getIconImageUrl(),
        );
    }

    public function testUpdateDescriptionRejectsBlankDescription(): void
    {
        $set = $this->createSet();
        $updateDescription = new UpdateDescription($this->setRepository);

        $this->expectException(BadRequestException::class);
        $this->expectExceptionMessage('description is required');

        $updateDescription->execute(new UpdateDescriptionRequest(
            id: $set->getId(),
            description: '',
        ));
    }

    public function testUpdateIconImageUpdatesOnlyIconAndDeletesOldIcon(): void
    {
        $set = $this->createSet();
        $updateIconImage = new UpdateIconImage(
            $this->setRepository,
            $this->filesystem,
        );

        $updatedSet = $updateIconImage->execute(new UpdateIconImageRequest(
            id: $set->getId(),
            fileContents: 'image contents',
            fileOriginalName: 'updated.png',
            fileMimeType: 'image/png',
            fileSizeBytes: 13,
        ));

        $this->assertSame($set->getName(), $updatedSet->getName());
        $this->assertSame(
            $set->getDescription(),
            $updatedSet->getDescription(),
        );
        $this->assertSame(
            'set-icons/fake-updated.png',
            $updatedSet->getIconImageUrl(),
        );
        $this->assertCount(1, $this->filesystem->uploads);
        $this->assertSame('set-icons', $this->filesystem->uploads[0]['folder']);
        $this->assertSame([
            'set-icons/original.png',
        ], $this->filesystem->deletedPaths);
    }

    public function testUpdateIconImageRejectsMissingFile(): void
    {
        $set = $this->createSet();
        $updateIconImage = new UpdateIconImage(
            $this->setRepository,
            $this->filesystem,
        );

        $this->expectException(BadRequestException::class);
        $this->expectExceptionMessage('icon image is required');

        $updateIconImage->execute(new UpdateIconImageRequest(
            id: $set->getId(),
            fileContents: null,
            fileOriginalName: null,
            fileMimeType: null,
            fileSizeBytes: null,
        ));
    }

    public function testUpdateIconImageRejectsInvalidMimeType(): void
    {
        $set = $this->createSet();
        $updateIconImage = new UpdateIconImage(
            $this->setRepository,
            $this->filesystem,
        );

        $this->expectException(BadRequestException::class);
        $this->expectExceptionMessage(
            'icon image must be a jpeg, png or webp image',
        );

        $updateIconImage->execute(new UpdateIconImageRequest(
            id: $set->getId(),
            fileContents: 'image contents',
            fileOriginalName: 'updated.gif',
            fileMimeType: 'image/gif',
            fileSizeBytes: 13,
        ));
    }

    private function createSet(): DomainSet
    {
        return $this->setRepository->create(new CreateSetDto(
            name: 'Original Set',
            description: 'Original set description',
            iconImageUrl: 'set-icons/original.png',
        ));
    }
}