/*
Plugin Name: PNSG PWA Enabler
Description: Enable PWA for the website.
Version: 1.4
Author: Peyvandnegar Software Group
Text Domain: pnsg-pwa-enabler
*/

require_once plugin_dir_path(__FILE__) . 'includes/pnsg-pwa-settings.php';

// اضافه کردن manifest به head سایت
function pnsg_pwa_add_manifest() {
    echo '<link rel="manifest" href="' . plugin_dir_url(__FILE__) . 'manifest/manifest.json">';
}
add_action('wp_head', 'pnsg_pwa_add_manifest');

// اضافه کردن سرویس‌ورکر به سایت
function pnsg_pwa_add_service_worker() {
    if (!is_admin()) {
        echo '<script async src="' . plugin_dir_url(__FILE__) . 'service-worker/service-worker.js"></script>';
    }
}
add_action('wp_footer', 'pnsg_pwa_add_service_worker');

// ایجاد فایل‌های manifest و آیکن‌ها
function pnsg_pwa_create_manifest_and_icons() {
    $site_name = get_option('pnsg_pwa_site_name', get_bloginfo('name'));
    $site_short_name = get_option('pnsg_pwa_site_short_name', mb_substr($site_name, 0, 12));

    $icon_id = get_option('site_icon');
    if (!$icon_id) {
        pnsg_pwa_admin_notice(__('Site icon not set. Please set a site icon for PWA functionality.', 'pnsg-pwa-enabler'), 'error');
        return;
    }
    $icon_url = wp_get_attachment_image_url($icon_id, 'full');
    if (!$icon_url) {
        pnsg_pwa_admin_notice(__('Failed to retrieve site icon URL. Please try again.', 'pnsg-pwa-enabler'), 'error');
        return;
    }
    $icon_path = str_replace(site_url('/'), ABSPATH, $icon_url);

    $manifest_dir = plugin_dir_path(__FILE__) . 'manifest';
    $icons_dir = plugin_dir_path(__FILE__) . 'assets/icons';
    if (!file_exists($manifest_dir)) {
        wp_mkdir_p($manifest_dir);
    }
    if (!file_exists($icons_dir)) {
        wp_mkdir_p($icons_dir);
    }

    $sizes = [192, 512];
    foreach ($sizes as $size) {
        $image = wp_get_image_editor($icon_path);
        if (!is_wp_error($image)) {
            $image->resize($size, $size, true);
            $result = $image->save($icons_dir . '/icon-' . $size . 'x' . $size . '.png');
            if (is_wp_error($result)) {
                error_log('Failed to save resized icon: ' . $size);
            }
        } else {
            error_log('Failed to create image editor.');
        }
    }

    $manifest = [
        'name' => $site_name,
        'short_name' => $site_short_name,
        'start_url' => '/',
        'display' => 'standalone',
        'background_color' => '#ffffff',
        'theme_color' => '#d58e24',
        'icons' => [
            [
                'src' => plugin_dir_url(__FILE__) . 'assets/icons/icon-192x192.png',
                'sizes' => '192x192',
                'type' => 'image/png',
            ],
            [
                'src' => plugin_dir_url(__FILE__) . 'assets/icons/icon-512x512.png',
                'sizes' => '512x512',
                'type' => 'image/png',
            ],
        ],
    ];

    $manifest_path = $manifest_dir . '/manifest.json';
    file_put_contents($manifest_path, json_encode($manifest));
}

// نمایش پیام در پیشخوان
function pnsg_pwa_admin_notice($message, $type = 'success') {
    add_action('admin_notices', function() use ($message, $type) {
        echo '<div class="notice notice-' . $type . ' is-dismissible"><p>' . $message . '</p></div>';
    });
}

// اجرای تابع هنگام فعال‌سازی افزونه
function pnsg_pwa_activate() {
    $site_name = get_bloginfo('name');
    $site_short_name = mb_substr($site_name, 0, 12);

    add_option('pnsg_pwa_site_name', $site_name);
    add_option('pnsg_pwa_site_short_name', $site_short_name);
    add_option('pnsg_pwa_enabled', true);

    pnsg_pwa_create_manifest_and_icons();
    update_option('pnsg_pwa_show_activation_notice', true);
}
register_activation_hook(__FILE__, 'pnsg_pwa_activate');

// نمایش پیام فعال‌سازی در اولین بار بارگذاری پیشخوان
function pnsg_pwa_show_activation_notice() {
    if (get_option('pnsg_pwa_show_activation_notice')) {
        pnsg_pwa_admin_notice(__('PWA setup completed successfully!', 'pnsg-pwa-enabler'));
        delete_option('pnsg_pwa_show_activation_notice');
    }
}
add_action('admin_init', 'pnsg_pwa_show_activation_notice');

// پاکسازی وضعیت هنگام تغییر آیکن سایت
function pnsg_pwa_reset_manifest_status() {
    pnsg_pwa_create_manifest_and_icons();
    update_option('pnsg_pwa_show_reset_notice', true);
}
add_action('customize_save_after', 'pnsg_pwa_reset_manifest_status');
add_action('update_option_site_icon', 'pnsg_pwa_reset_manifest_status');

// نمایش پیام هنگام تغییر آیکن سایت
function pnsg_pwa_show_reset_notice() {
    if (get_option('pnsg_pwa_show_reset_notice')) {
        pnsg_pwa_admin_notice(__('PWA manifest and icons updated.', 'pnsg-pwa-enabler'), 'info');
        delete_option('pnsg_pwa_show_reset_notice');
    }
}
add_action('admin_init', 'pnsg_pwa_show_reset_notice');

// تابع برای حذف فایل‌های آیکن و manifest
function pnsg_pwa_delete_files() {
    $manifest_path = plugin_dir_path(__FILE__) . 'manifest/manifest.json';
    $icons_dir = plugin_dir_path(__FILE__) . 'assets/icons/';

    if (file_exists($manifest_path)) {
        unlink($manifest_path);
    }

    $sizes = [192, 512];
    foreach ($sizes as $size) {
        $icon_path = $icons_dir . 'icon-' . $size . 'x' . $size . '.png';
        if (file_exists($icon_path)) {
            unlink($icon_path);
        }
    }

    delete_option('pnsg_pwa_site_name');
    delete_option('pnsg_pwa_site_short_name');
    delete_option('pnsg_pwa_enabled');
}
register_deactivation_hook(__FILE__, 'pnsg_pwa_delete_files');
<?xml version="1.0"?>
<oembed><code>oembed_invalid_url</code><message>Not Found</message><data><status>404</status></data></oembed>