api.php

<?php
// Start output buffering and turn off error output
ob_start();
error_reporting(E_ERROR); // Only report fatal errors
ini_set('display_errors', 0); // Don't display errors in output

// Include your existing manga scraper code
require_once 'manga_scraper_manager.php';

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

// Function to sanitize data for JSON encoding
function sanitizeForJson($data) {
    if (is_array($data)) {
        $clean = [];
        foreach ($data as $key => $value) {
            $clean[$key] = sanitizeForJson($value);
        }
        return $clean;
    } else if (is_object($data) && !is_a($data, 'Facebook\WebDriver\Remote\RemoteWebElement')) {
        // Convert objects to arrays, but skip WebDriver elements
        return sanitizeForJson((array)$data);
    } else if (is_string($data)) {
        // Clean strings - remove invalid UTF-8 sequences
        return mb_convert_encoding($data, 'UTF-8', 'UTF-8');
    } else if (is_a($data, 'Facebook\WebDriver\Remote\RemoteWebElement')) {
        // Skip WebDriver elements entirely
        return "[WebDriver Element]";
    } else {
        // Return other types as is
        return $data;
    }
}

// Initialize the manager
$manager = new MangaScraperManager();
$response = ['success' => false, 'error' => 'Action not specified'];

// Handle GET requests
if ($_SERVER['REQUEST_METHOD'] === 'GET') {
    $action = $_GET['action'] ?? '';

    switch ($action) {
        case 'search':
            $mangaTitle = $_GET['title'] ?? '';
            $selectedSite = $_GET['site'] ?? 'all';

            if (empty($mangaTitle)) {
                $response = ['success' => false, 'error' => 'Manga title is required'];
                break;
            }

            if ($selectedSite !== 'all') {
                // If a specific site is selected, only search that one
                $scraper = new MangaScraper($selectedSite);
                $result = $scraper->searchManga($mangaTitle);

                if ($result) {
                    $response = [
                        'success' => true,
                        'results' => [
                            [
                                'site' => $selectedSite,
                                'found' => true,
                                'manga_url' => $result['manga_url'],
                                'chapter_count' => count($result['chapters']),
                                'latest_chapter' => $result['latest_chapter'] ?? 0,
                                'chapters' => $result['chapters'],
                                'log' => $scraper->getLog()
                            ]
                        ]
                    ];
                } else {
                    $response = [
                        'success' => true,
                        'results' => [
                            [
                                'site' => $selectedSite,
                                'found' => false,
                                'log' => $scraper->getLog()
                            ]
                        ]
                    ];
                }
            } else {
                // Search all sites
                $results = $manager->searchManga($mangaTitle);

                $response = [
                    'success' => true,
                    'results' => $results,
                    'log' => $manager->getLog()
                ];
            }
            break;

        case 'google_search':
            $mangaTitle = $_GET['title'] ?? '';

            if (empty($mangaTitle)) {
                $response = ['success' => false, 'error' => 'Manga title is required'];
                break;
            }

            $results = $manager->searchOnGoogle($mangaTitle);

            if ($results) {
                $response = [
                    'success' => true,
                    'results' => $results,
                    'log' => $manager->getLog()
                ];
            } else {
                $response = [
                    'success' => false,
                    'error' => 'No results found',
                    'log' => $manager->getLog()
                ];
            }
            break;

        case 'list_sites':
            $sites = $manager->listSites();

            $response = [
                'success' => true,
                'sites' => $sites,
                'log' => $manager->getLog()
            ];
            break;

        default:
            $response = [
                'success' => false,
                'error' => 'Invalid action'
            ];
    }
}
// Handle POST requests
else if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $action = $_POST['action'] ?? '';

    switch ($action) {
        case 'add_site':
            $url = $_POST['url'] ?? '';

            if (empty($url)) {
                $response = ['success' => false, 'error' => 'URL is required'];
                break;
            }

            $result = $manager->addSite($url);
            $response = [
                'success' => $result,
                'log' => $manager->getLog()
            ];
            break;

        case 'remove_site':
            $url = $_POST['url'] ?? '';

            if (empty($url)) {
                $response = ['success' => false, 'error' => 'URL is required'];
                break;
            }

            $result = $manager->removeSite($url);
            $response = [
                'success' => $result,
                'log' => $manager->getLog()
            ];
            break;

        default:
            $response = [
                'success' => false,
                'error' => 'Invalid action'
            ];
    }
} else {
    $response = [
        'success' => false,
        'error' => 'Invalid request method'
    ];
}

// Clear any previous output
ob_end_clean();

// Send ONLY ONE JSON response
header('Content-Type: application/json');
echo json_encode(sanitizeForJson($response), JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
exit;