<?php
/**
 * Database Seeder Script
 */

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

// Load environment variables
$dotenv = Dotenv\Dotenv::createImmutable(__DIR__ . '/..');
$dotenv->load();

// Load configuration
require_once __DIR__ . '/../config/config.php';

try {
    $pdo = new PDO(
        sprintf('mysql:host=%s;port=%d;dbname=%s;charset=utf8mb4', DB_HOST, DB_PORT, DB_NAME),
        DB_USER,
        DB_PASS,
        [
            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
        ]
    );

    echo "Connected to database successfully.\n";

    // Check if users table has data
    $stmt = $pdo->query("SELECT COUNT(*) as count FROM users");
    $userCount = $stmt->fetch()['count'];

    if ($userCount > 0) {
        echo "Database already has data. Skipping seeders.\n";
        exit(0);
    }

    echo "Database is empty. Running seeders...\n";

    // Get all seeder files
    $seederFiles = glob(__DIR__ . '/../database/seeds/*.sql');
    sort($seederFiles);

    foreach ($seederFiles as $file) {
        $seederName = basename($file);
        echo "Running seeder: {$seederName}\n";

        // Read and execute seeder
        $sql = file_get_contents($file);
        
        try {
            $pdo->exec($sql);
            echo "Seeder {$seederName} executed successfully.\n";
            
        } catch (PDOException $e) {
            echo "Error executing seeder {$seederName}: " . $e->getMessage() . "\n";
            exit(1);
        }
    }

    // Create default admin user with proper password hash
    echo "Creating default admin user...\n";
    
    $adminPassword = 'Admin!234';
    $adminHash = password_hash($adminPassword, PASSWORD_ARGON2ID);
    
    $stmt = $pdo->prepare("
        UPDATE users 
        SET passhash = ? 
        WHERE email = 'admin@example.com'
    ");
    $stmt->execute([$adminHash]);
    
    echo "Default admin user created:\n";
    echo "Email: admin@example.com\n";
    echo "Password: {$adminPassword}\n";
    echo "Please change the password on first login!\n";

    echo "Database seeding completed successfully.\n";

} catch (PDOException $e) {
    echo "Database connection failed: " . $e->getMessage() . "\n";
    exit(1);
}