<?php

declare(strict_types=1);

namespace MeshVault\Tests\Integration;

use PHPUnit\Framework\TestCase;

final class MigrationTest extends TestCase
{
    /** @var \PDO|null */
    private static ?\PDO $pdo = null;

    public static function setUpBeforeClass(): void
    {
        parent::setUpBeforeClass();

        $host = getenv('MESHVAULT_DB_HOST') ?: 'db';
        $port = (int) (getenv('MESHVAULT_DB_PORT') ?: 5432);
        $name = getenv('MESHVAULT_DB_NAME') ?: 'meshvault';
        $user = getenv('MESHVAULT_DB_USER') ?: 'meshvault';
        $pass = getenv('MESHVAULT_DB_PASSWORD') ?: '';

        if ($pass === '') {
            self::markTestSkipped('Database password not configured; skipping integration tests.');
        }

        $dsn = sprintf('pgsql:host=%s;port=%d;dbname=%s', $host, $port, $name);
        try {
            self::$pdo = new \PDO($dsn, $user, $pass, [
                \PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION,
            ]);
        } catch (\PDOException $e) {
            self::markTestSkipped('Database connection failed: ' . $e->getMessage());
        }
    }

    public function testMigrationTablesExist(): void
    {
        if (self::$pdo === null) {
            $this->markTestSkipped('Database connection not available.');
        }

        $expectedTables = [
            'categories',
            'files',
            'folders',
            'import_items',
            'import_jobs',
            'model_tags',
            'models',
            'tags',
            'thumbnails',
            'phinxlog',
        ];

        foreach ($expectedTables as $table) {
            $stmt = self::$pdo->query(
                "SELECT 1 FROM information_schema.tables WHERE table_schema = 'public' AND table_name = '{$table}'"
            );
            $this->assertNotFalse($stmt, "Query failed for table {$table}");
            $this->assertNotEmpty($stmt->fetch(), "Table {$table} does not exist");
        }
    }

    public function testSeedDataExists(): void
    {
        if (self::$pdo === null) {
            $this->markTestSkipped('Database connection not available.');
        }

        $categories = self::$pdo->query("SELECT name FROM categories ORDER BY name")->fetchAll(\PDO::FETCH_COLUMN);
        $this->assertContains('Aircraft', $categories);
        $this->assertContains('Automotive', $categories);
        $this->assertContains('Tools', $categories);

        $tags = self::$pdo->query("SELECT name FROM tags ORDER BY name")->fetchAll(\PDO::FETCH_COLUMN);
        $this->assertContains('wip', $tags);
        $this->assertContains('completed', $tags);
        $this->assertContains('print-ready', $tags);
    }
}