<?php

namespace App\Console\Commands {
    if (!function_exists(__NAMESPACE__ . '\\file_get_contents')) {
        function file_get_contents($path): string|false
        {
            if (!empty($GLOBALS['version_fetch_file_get_contents_false']) && str_ends_with($path, 'composer.json')) {
                return false;
            }

            return \file_get_contents($path);
        }
    }

    if (!function_exists(__NAMESPACE__ . '\\json_encode')) {
        function json_encode($value, int $flags = 0): string|false
        {
            if (!empty($GLOBALS['version_fetch_json_encode_false']) && is_array($value) && array_key_exists('build', $value)) {
                return false;
            }

            return \json_encode($value, $flags);
        }
    }
}

namespace {
    use App\Models\Setting;
    use Illuminate\Support\Facades\Artisan;

    function withComposerBackupForFetch(callable $callback): void
    {
        $path = base_path('composer.json');
        $original = file_get_contents($path);

        try {
            $callback($path, $original);
        } finally {
            if ($original !== false) {
                file_put_contents($path, $original);
            }
            $GLOBALS['version_fetch_file_get_contents_false'] = false;
            $GLOBALS['version_fetch_json_encode_false'] = false;
            $originalPath = $GLOBALS['version_fetch_path'] ?? null;
            if ($originalPath !== null) {
                putenv("PATH={$originalPath}");
                $_ENV['PATH'] = $originalPath;
                $_SERVER['PATH'] = $originalPath;
                unset($GLOBALS['version_fetch_path']);
            }
        }
    }

    it('fetches build count and syncs composer metadata', function (): void {
        withComposerBackupForFetch(function (): void {
            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(0);

            $build = Setting::where('key', 'build')->value('value');
            expect(is_numeric($build))->toBeTrue();
        });
    });

    it('fails when build count cannot be resolved', function (): void {
        withComposerBackupForFetch(function (): void {
            $GLOBALS['version_fetch_path'] = getenv('PATH') ?: '';
            putenv('PATH=/nope');
            $_ENV['PATH'] = '/nope';
            $_SERVER['PATH'] = '/nope';

            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(1);
        });
    });

    it('fails when composer.json cannot be decoded', function (): void {
        withComposerBackupForFetch(function (string $path): void {
            file_put_contents($path, 'not-json');

            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(1);
        });
    });

    it('fails when composer.json is not readable', function (): void {
        withComposerBackupForFetch(function (string $path): void {
            chmod($path, 0000);

            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(1);

            chmod($path, 0644);
        });
    });

    it('fails when file_get_contents returns false', function (): void {
        withComposerBackupForFetch(function (): void {
            $GLOBALS['version_fetch_file_get_contents_false'] = true;

            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(1);
        });
    });

    it('fails when json_encode returns false', function (): void {
        withComposerBackupForFetch(function (): void {
            $GLOBALS['version_fetch_json_encode_false'] = true;

            Setting::updateOrCreate(['key' => 'version'], ['value' => '1.2.3']);

            $exitCode = Artisan::call('version:fetch');
            expect($exitCode)->toBe(1);
        });
    });
}