<?php
try {
    $db = new PDO('sqlite:d:\Docker\jasan\dda\assets.db');
    $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

    // 실제 사용자 (real_user) 컬럼 추가
    try {
        $db->exec("ALTER TABLE laptop_assets ADD COLUMN real_user TEXT");
        echo "Column 'real_user' added successfully.\n";
    } catch (PDOException $e) {
        if (strpos($e->getMessage(), 'duplicate column name') !== false) {
            echo "Column 'real_user' already exists.\n";
        } else {
            throw $e;
        }
    }

    // 매각 대상자 ID (disposal_user_id) 컬럼 추가
    try {
        $db->exec("ALTER TABLE laptop_assets ADD COLUMN disposal_user_id INTEGER");
        echo "Column 'disposal_user_id' added successfully.\n";
    } catch (PDOException $e) {
        if (strpos($e->getMessage(), 'duplicate column name') !== false) {
            echo "Column 'disposal_user_id' already exists.\n";
        } else {
            throw $e;
        }
    }

} catch (Exception $e) {
    echo "Error: " . $e->getMessage() . "\n";
}