<?php

declare(strict_types=1);

/**
 * Script untuk test koneksi database
 * Usage: php bin/test_db_connection.php
 */

require __DIR__ . '/../vendor/autoload.php';

use App\Config\AppConfig;
use App\Support\Database;

// Load environment variables
AppConfig::loadEnv(__DIR__ . '/..');

echo "=== Test Koneksi Database ===\n\n";

// Get database connection
$dbHost = AppConfig::get('DB_HOST', 'localhost');
$dbName = AppConfig::get('DB_NAME', '');
$dbUser = AppConfig::get('DB_USER', '');
$dbPass = AppConfig::get('DB_PASS', '');

echo "Konfigurasi Database:\n";
echo "  Host: {$dbHost}\n";
echo "  Database: {$dbName}\n";
echo "  User: {$dbUser}\n";
echo "  Password: " . (empty($dbPass) ? '(kosong)' : str_repeat('*', strlen($dbPass))) . "\n\n";

if (empty($dbName) || empty($dbUser)) {
    echo "❌ Error: Database credentials tidak lengkap di .env\n";
    echo "   Pastikan DB_NAME dan DB_USER sudah di-set\n";
    exit(1);
}

try {
    echo "Mencoba koneksi ke database...\n";
    $db = Database::getConnection($dbHost, $dbName, $dbUser, $dbPass);
    
    echo "✅ Koneksi database BERHASIL!\n\n";
    
    // Test query sederhana
    echo "Test query sederhana...\n";
    $stmt = $db->query("SELECT VERSION() as version, DATABASE() as current_db, NOW() as server_time");
    $result = $stmt->fetch(PDO::FETCH_ASSOC);
    
    echo "  MySQL Version: {$result['version']}\n";
    echo "  Current Database: {$result['current_db']}\n";
    echo "  Server Time: {$result['server_time']}\n\n";
    
    // Cek tabel yang ada
    echo "Mengecek tabel yang ada...\n";
    $stmt = $db->query("SHOW TABLES");
    $tables = $stmt->fetchAll(PDO::FETCH_COLUMN);
    
    if (empty($tables)) {
        echo "  ⚠️  Tidak ada tabel di database ini\n";
    } else {
        echo "  ✅ Ditemukan " . count($tables) . " tabel:\n";
        foreach ($tables as $table) {
            echo "     - {$table}\n";
        }
    }
    
    echo "\n=== Test Selesai ===\n";
    
} catch (\PDOException $e) {
    echo "❌ Error: Koneksi database GAGAL!\n";
    echo "   Pesan Error: " . $e->getMessage() . "\n";
    echo "\nKemungkinan penyebab:\n";
    echo "  1. Database server tidak berjalan\n";
    echo "  2. Host/Port salah\n";
    echo "  3. Username/Password salah\n";
    echo "  4. Database tidak ada\n";
    echo "  5. User tidak punya akses ke database\n";
    exit(1);
}