<?php

declare(strict_types=1);

use App\Models\Artwork;
use App\Services\ArtworkOriginalFileLocator;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Storage;

beforeEach(function (): void {
    $root = storage_path('framework/testing/artwork-originals');
    $legacyRoot = storage_path('framework/testing/artwork-legacy');
    config([
        'uploads.local_originals_root' => $root,
        'uploads.readonly_backup_originals_root' => storage_path('framework/testing/artwork-readonly-backup'),
        'uploads.legacy_originals_root' => $legacyRoot,
        'uploads.object_storage.disk' => 's3',
    ]);
    File::deleteDirectory($root);
    File::deleteDirectory($legacyRoot);
    File::deleteDirectory(storage_path('framework/testing/artwork-readonly-backup'));
    File::makeDirectory($root, 0755, true);
    File::makeDirectory($legacyRoot, 0755, true);
    Storage::fake('s3');
});

afterEach(function (): void {
    File::deleteDirectory(storage_path('framework/testing/artwork-originals'));
    File::deleteDirectory(storage_path('framework/testing/artwork-legacy'));
    File::deleteDirectory(storage_path('framework/testing/artwork-readonly-backup'));
});

function locatorLocalPath(string $hash, string $extension): string
{
    return storage_path("framework/testing/artwork-originals/{$hash[0]}{$hash[1]}/{$hash[2]}{$hash[3]}/{$hash}.{$extension}");
}

it('infers a missing extension and resolves a hashed local original', function (): void {
    $hash = str_repeat('a', 40);
    File::ensureDirectoryExists(dirname(locatorLocalPath($hash, 'jpg')));
    File::put(locatorLocalPath($hash, 'jpg'), 'local');
    $artwork = Artwork::factory()->create(['hash' => $hash, 'file_ext' => null, 'file_name' => 'Something.JPG', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'available', 'source' => 'local', 'file_ext' => 'jpg',
    ]);
});

it('infers a missing extension and resolves a hashed object original', function (): void {
    $hash = str_repeat('b', 40);
    Storage::disk('s3')->put("artworks/original/bb/bb/{$hash}.png", 'object');
    $artwork = Artwork::factory()->create(['hash' => $hash, 'file_ext' => null, 'file_name' => 'Image.PNG', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'available', 'source' => 'object', 'file_ext' => 'png',
    ]);
});

it('infers a missing extension and resolves a hashed readonly backup original', function (): void {
    $hash = str_repeat('d', 40);
    $root = (string) config('uploads.readonly_backup_originals_root');
    $path = $root . DIRECTORY_SEPARATOR . 'dd' . DIRECTORY_SEPARATOR . 'dd' . DIRECTORY_SEPARATOR . $hash . '.jpeg';
    File::ensureDirectoryExists(dirname($path));
    File::put($path, 'backup');
    $artwork = Artwork::factory()->create(['hash' => $hash, 'file_ext' => null, 'file_name' => 'backup.JPEG', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'available', 'source' => 'legacy', 'file_ext' => 'jpeg',
    ]);
});

it('resolves a hashless legacy upload from the authoritative legacy filesystem root', function (): void {
    $relative = 'legacy/uploads/old-image.jpg';
    $path = storage_path("framework/testing/artwork-legacy/{$relative}");
    File::ensureDirectoryExists(dirname($path));
    File::put($path, 'legacy');
    $artwork = Artwork::factory()->create(['hash' => null, 'file_ext' => null, 'file_name' => 'old-image.jpg', 'file_path' => $relative]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'available', 'source' => 'legacy', 'file_ext' => 'jpg',
    ]);
});

it('resolves a hashless legacy upload from the authoritative object disk', function (): void {
    $relative = 'legacy/uploads/old-image.jpg';
    Storage::disk('s3')->put($relative, 'legacy');
    $artwork = Artwork::factory()->create(['hash' => null, 'file_ext' => null, 'file_name' => 'old-image.jpg', 'file_path' => $relative]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'available', 'source' => 'object', 'object_key' => $relative, 'file_ext' => 'jpg',
    ]);
});

it('does not use the canonical readonly backup root as a legacy filename root', function (): void {
    config(['uploads.legacy_originals_root' => '']);
    $relative = 'legacy/uploads/not-migrated.jpg';
    $path = storage_path("framework/testing/artwork-readonly-backup/{$relative}");
    File::ensureDirectoryExists(dirname($path));
    File::put($path, 'not authoritative');
    $artwork = Artwork::factory()->create(['hash' => null, 'file_ext' => null, 'file_name' => 'not-migrated.jpg', 'file_path' => $relative]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork)['status'])->toBe('unknown');
});

it('keeps a genuine pending placeholder pending', function (): void {
    $artwork = Artwork::factory()->create(['file_name' => 'pending', 'file_path' => '', 'hash' => null, 'file_ext' => null]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork)['status'])->toBe('pending');
});

it('classifies unresolved incomplete legacy metadata as unknown', function (): void {
    $artwork = Artwork::factory()->create(['file_name' => 'old-image.jpg', 'file_path' => 'legacy/uploads/old-image.jpg', 'hash' => null, 'file_ext' => null]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork)['status'])->toBe('unknown');
});

it('does not infer unsupported or executable extensions', function (): void {
    $artwork = Artwork::factory()->create(['file_name' => 'CIH.php', 'file_path' => 'legacy/uploads/CIH.php', 'hash' => null, 'file_ext' => null]);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork)['status'])->toBe('unknown');
});

it('keeps complete metadata missing everywhere as missing', function (): void {
    $hash = str_repeat('c', 40);
    $artwork = Artwork::factory()->create(['hash' => $hash, 'file_ext' => 'jpg', 'file_name' => 'missing.jpg', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork)['status'])->toBe('missing');
});

it('keeps a valid SHA-1 BMP original missing when all sources are absent', function (): void {
    $hash = str_repeat('e', 40);
    $artwork = Artwork::factory()->create(['hash' => $hash, 'file_ext' => null, 'file_name' => 'preview.bmp', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'missing', 'file_ext' => 'bmp',
    ]);
});

it('classifies a short hash as unknown and does not construct a canonical path', function (): void {
    $artwork = Artwork::factory()->create(['hash' => 'ddeeff112233', 'file_ext' => null, 'file_name' => 'rose-closeup.jpg', 'file_path' => 'uploads/artworks/image.jpg']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'unknown', 'path' => '', 'object_key' => '',
    ]);
});

it('classifies a non-hex 40-character hash as unknown', function (): void {
    $artwork = Artwork::factory()->create(['hash' => str_repeat('g', 40), 'file_ext' => 'jpg', 'file_name' => 'invalid.jpg', 'file_path' => '']);

    expect(app(ArtworkOriginalFileLocator::class)->resolve($artwork))->toMatchArray([
        'status' => 'unknown', 'path' => '', 'object_key' => '',
    ]);
});