<?php
// AJAX-based WordPress import test to bypass form submission issues
ob_start(); // Capture all output

error_reporting(E_ALL);
ini_set('display_errors', 0); // Don't display errors, capture them instead
ini_set('max_execution_time', 60);
ini_set('memory_limit', '512M');

try {
    require_once '../includes/config.php';
    require_once '../includes/database.php';
    require_once '../includes/wordpress_import.php';
} catch (Exception $e) {
    ob_clean();
    header('Content-Type: application/json');
    echo json_encode([
        'success' => false, 
        'message' => 'Include error: ' . $e->getMessage(),
        'step' => 'includes'
    ]);
    exit;
}

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

$response = ['success' => false, 'message' => '', 'step' => ''];

try {
    $action = $_GET['action'] ?? '';
    $response['step'] = $action;
    
    switch ($action) {
        case 'test_connection':
            // Test connection only
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $response['message'] = 'Testing connection...';
            $importer = new WordPressImport($wpConfig);
            $connectionTest = $importer->testConnection();
            
            if ($connectionTest['success']) {
                $response['success'] = true;
                $response['message'] = 'Connection successful';
                $response['stats'] = $connectionTest['stats'];
            } else {
                $response['message'] = $connectionTest['error'];
            }
            break;
            
        case 'import_categories':
            // Import categories only
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $response['message'] = 'Importing categories...';
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importCategories();
            
            $response['success'] = true;
            $response['message'] = 'Categories imported';
            $response['result'] = $result;
            break;
            
        case 'import_users':
            // Import users only
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $response['message'] = 'Importing users...';
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importUsers();
            
            $response['success'] = true;
            $response['message'] = 'Users imported';
            $response['result'] = $result;
            break;
            
        case 'import_posts':
            // Import posts only (small batch)
            $wpConfig = [
                'host' => trim($_GET['wp_host'] ?? ''),
                'database' => trim($_GET['wp_database'] ?? ''),
                'username' => trim($_GET['wp_username'] ?? ''),
                'password' => $_GET['wp_password'] ?? ''
            ];
            
            $response['message'] = 'Importing posts (batch)...';
            $importer = new WordPressImport($wpConfig);
            $result = $importer->importPosts();
            
            $response['success'] = true;
            $response['message'] = 'Posts imported';
            $response['result'] = $result;
            break;
            
        default:
            $response['message'] = 'Unknown action';
    }
    
} catch (Exception $e) {
    $response['message'] = 'Error: ' . $e->getMessage();
    $response['error'] = [
        'file' => $e->getFile(),
        'line' => $e->getLine(),
        'trace' => $e->getTraceAsString()
    ];
}

// Clean any output and send JSON
ob_clean();
echo json_encode($response);
?>