<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\Divi\Release;

use PHPUnit\Framework\TestCase;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;

/**
 * With a lock per feature (E1–E3) no text may say that "writing" or "Divi" as a whole is locked: only the tools of
 * the affected features refuse, every other Divi tool keeps working.
 */
final class FeatureTextsTest extends TestCase
{
    private const OLD_PHRASES = [
        'Schreibende Divi-Werkzeuge sind gesperrt',
        'Schreiben ist gesperrt',
        'Schreiben bleibt gesperrt',
        'lesende Divi-Werkzeuge funktionieren weiter',
        'Divi-Werkzeuge lesen nur',
        'bis dahin lesen',
    ];

    /** @return array<string, string> Path => content of the PHP sources and the guides. */
    private static function texts(): array
    {
        $root = dirname(__DIR__, 5);
        $texts = [];
        foreach (glob($root . '/docs/guides/*.md') ?: [] as $file) {
            $texts[$file] = (string) file_get_contents($file);
        }
        foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($root . '/src')) as $file) {
            if (str_ends_with((string) $file, '.php')) {
                $texts[(string) $file] = (string) file_get_contents((string) $file);
            }
        }

        return $texts;
    }

    public function testNoTextLocksWritingAsAWhole(): void
    {
        $texts = self::texts();
        self::assertNotEmpty($texts);

        foreach ($texts as $path => $text) {
            // Join string literals split over lines ('a ' . 'b') so a phrase cannot hide in a line break.
            $text = (string) preg_replace('/\'\s*\.\s*\'/', '', $text);
            foreach (self::OLD_PHRASES as $phrase) {
                self::assertFalse(
                    stripos($text, $phrase) !== false,
                    sprintf('%s still says "%s" – name the feature instead', basename($path), $phrase)
                );
            }
        }
    }
}