<?php

declare(strict_types=1);

namespace App\Tests\Support;

use App\Database\ConnectionFactory;
use PDO;

final class TestDatabase
{
    public static function create(): PDO
    {
        $dbName = getenv('DB_TEST_NAME') ?: (getenv('DB_NAME') ?: 'galaxyforge');
        return ConnectionFactory::create($dbName);
    }

    public static function reset(PDO $pdo): void
    {
        $tables = [
            'user_permission_overrides',
            'user_roles',
            'role_permissions',
            'permissions',
            'roles',
            'build_jobs',
            'planet_buildings',
            'planets',
            'users',
        ];
        foreach ($tables as $table) {
            $pdo->exec("DROP TABLE IF EXISTS {$table} CASCADE");
        }

        $migration = __DIR__ . '/../../db/migrations/001_init.sql';
        $sql = file_get_contents($migration);
        if ($sql === false) {
            throw new \RuntimeException('Migration nicht lesbar.');
        }
        $pdo->exec($sql);
    }

    public static function seedMinimal(PDO $pdo): array
    {
        $pdo->exec("INSERT INTO roles (key, name) VALUES ('player', 'Spieler')");
        $pdo->exec("INSERT INTO roles (key, name) VALUES ('admin', 'Admin')");

        $pdo->exec("INSERT INTO permissions (key, module, description) VALUES ('planet.public.view', 'planet', 'Planet ansehen')");
        $pdo->exec("INSERT INTO permissions (key, module, description) VALUES ('planet.admin.generate', 'planet', 'Planeten generieren')");

        $pdo->exec("INSERT INTO role_permissions (role_id, permission_id)
            SELECT r.id, p.id FROM roles r JOIN permissions p ON r.key = 'player' AND p.key = 'planet.public.view'");

        $pdo->exec("INSERT INTO users (username, race_key) VALUES ('tester', 'human')");
        $userId = (int)$pdo->query("SELECT id FROM users WHERE username = 'tester'")->fetchColumn();

        $pdo->exec("INSERT INTO user_roles (user_id, role_id)
            SELECT {$userId}, r.id FROM roles r WHERE r.key = 'player'");

        return ['user_id' => $userId];
    }
}