<?php
// Simple AJAX endpoint without output buffering
error_reporting(E_ALL);
ini_set('display_errors', 0);
ini_set('max_execution_time', 60);
ini_set('memory_limit', '512M');

// Set header first
header('Content-Type: application/json');

// Simple response function
function sendResponse($success, $message, $data = []) {
    $response = array_merge([
        'success' => $success,
        'message' => $message
    ], $data);
    echo json_encode($response);
    exit;
}

try {
    require_once '../includes/config.php';
    require_once '../includes/database.php';
    require_once '../includes/wordpress_import.php';
} catch (Exception $e) {
    sendResponse(false, 'Include error: ' . $e->getMessage(), ['step' => 'includes']);
}

$action = $_GET['action'] ?? '';
$step = $action;

try {
    switch ($action) {
        case 'test_connection':
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $importer = new WordPressImport($wpConfig);
            $connectionTest = $importer->testConnection();
            
            if ($connectionTest['success']) {
                sendResponse(true, 'Connection successful', [
                    'step' => $step,
                    'stats' => $connectionTest['stats']
                ]);
            } else {
                sendResponse(false, $connectionTest['error'], ['step' => $step]);
            }
            break;
            
        case 'import_categories':
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importCategories();
            
            sendResponse(true, 'Categories imported', [
                'step' => $step,
                'result' => $result
            ]);
            break;
            
        case 'import_users':
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importUsers();
            
            sendResponse(true, 'Users imported', [
                'step' => $step,
                'result' => $result
            ]);
            break;
            
        case 'import_posts':
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importPosts();
            
            sendResponse(true, 'Posts imported', [
                'step' => $step,
                'result' => $result
            ]);
            break;
            
        case 'import_comments':
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importComments();
            
            sendResponse(true, 'Comments imported', [
                'step' => $step,
                'result' => $result,
                'logs' => $importer->getImportLog()
            ]);
            break;
            
        default:
            sendResponse(false, 'Unknown action', ['step' => $step]);
    }
    
} catch (Exception $e) {
    sendResponse(false, 'Error: ' . $e->getMessage(), [
        'step' => $step,
        'error' => [
            'file' => $e->getFile(),
            'line' => $e->getLine()
        ]
    ]);
}
?>
?>