<?php

namespace Ad_Block_Guard;

if (!defined('ABSPATH')) {
    exit; // Exit if accessed directly
}

use Carbon_Fields\Container\Container;
use Carbon_Fields\Field\Field;
use Carbon_Fields\Datastore\Datastore;
use Ad_Block_Guard\CarbonFieldsSetup;
use Ad_Block_Guard\LicenseChecker;

class Admin
{
    private static $instance = null;

    public static function get_instance()
    {
        if (self::$instance === null) {
            self::$instance = new self();
        }
        return self::$instance;
    }


    public function __construct()
    {
        // Register hooks
        $this->register_hooks();

        // Warning if not enabled
        if (get_option('_ad_block_guard_enable') !== 'yes') {
            // Show admin notice
            $this->ad_block_guard_admin_notice(
                __('AdBlock Guard is currently disabled globally. Enable it under [General Options]. Overlays can be enabled and disabled per Role as needed.', 'ad-block-guard'),
                'warning'
            );
        } else {
            // make sure atleast one detection method is chosen

            if (empty(get_option('_ad_block_guard_fast_detection')) &&
                empty(get_option('_ad_block_guard_network_detection')) &&
                empty(get_option('_ad_block_guard_remote_detection'))) 
            {
                $this->ad_block_guard_admin_notice(
                    __('You must enable atleast one detection method in [General Options] or detection can never occur.', 'ad-block-guard'),'error');   
            }
        }
    }

    private function register_hooks()
    {
        // Enqueue admin scripts and styles
        add_action('admin_enqueue_scripts', [$this, 'enqueue_admin_scripts']);

    }

    public function enqueue_admin_scripts()
    {
        
        $screen = get_current_screen();

        if ($screen && strpos($screen->id, 'ad_block_guard_settings') !== false) {

            // Enqueue the main admin JS script
            wp_enqueue_script(
                'ad_block_guard_admin_js_linking',
                AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/admin-linking.js',
                ['wp-i18n'], // Dependencies
                AD_BLOCK_GUARD_VERSION,
                true
            );

            // Enqueue the main admin JS script
            wp_enqueue_script(
                'ad_block_guard_admin_js',
                AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/admin.js',
                ['wp-i18n'], // Dependencies
                AD_BLOCK_GUARD_VERSION,
                true
            );

            // Enqueue the main admin JS script
            wp_enqueue_script(
                'ad_block_guard_admin_js_notices',
                AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/admin-notices.js',
                ['wp-i18n'], // Dependencies
                AD_BLOCK_GUARD_VERSION,
                true
            );

            // Enqueue the validation admin JS script with a unique handle
            wp_enqueue_script(
                'ad_block_guard_admin_validation_js',
                AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/admin-validation.js',
                ['wp-i18n'], // Dependencies
                AD_BLOCK_GUARD_VERSION,
                true
            );

            // Load Thickbox
            add_thickbox();

            // Demo removal of header and navigation for demo
            wp_enqueue_script(
                'ad_block_guard_admin_js_demo',
                AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/demo.js',
                ['wp-i18n'], // Dependencies
                AD_BLOCK_GUARD_VERSION,
                true
            );

            // check versions of plugin
            if (LicenseChecker::getInstance()->isLicenseValid()) $this->enableVersion();

            if (AD_BLOCK_GUARD_IS_FREE && (!defined('AD_BLOCK_GUARD_IS_PRO'))) {

                // Enqueue the admin JS script for the free version
                wp_enqueue_script(
                    'ad_block_guard_free_js',
                    AD_BLOCK_GUARD_PLUGIN_URL . 'assets/js/free.js',
                    ['wp-i18n'], // Dependencies
                    AD_BLOCK_GUARD_VERSION,
                    true
                );
            }
        }


        // Localize the script with translatable string
        wp_localize_script('ad_block_guard_admin_js', 'customAdminData', array(
            'proFeatureMessage' => __('This is a pro feature', 'ad-block-guard')
        ));

        // Add Css
        wp_enqueue_style(
            'ad_block_guard_admin_css',
            AD_BLOCK_GUARD_PLUGIN_URL . 'assets/css/admin.css',
            [],
            AD_BLOCK_GUARD_VERSION
        );
    }


    public function ad_block_guard_admin_notice($message, $type = 'warning', $dismissible = false)
    {
        add_action('admin_notices', function () use ($message, $type, $dismissible) {
            // Ensure the type is one of the allowed values
            $allowed_types = ['warning', 'error', 'info', 'success'];
            if (!in_array($type, $allowed_types)) {
                $type = 'warning'; // Default to 'warning' if an invalid type is provided
            }

            // Capitalize the first letter of the type for display
            $type_display = ucfirst($type);

            // Check if we are on one of the plugin's admin pages
            $screen = get_current_screen();

            // Determine the class based on whether the notice is dismissible
            $class = $dismissible ? 'is-dismissible' : '';

            if ($screen && isset($screen->id) && 
                (
                    $screen->id === 'toplevel_page_ad_block_guard_settings' 
                   // || $screen->id === 'ad-block-guard-settings_page_ad_block_guard_license_key'
                    || $screen->id === 'ad-block-guard-settings_page_ad_block_guard_demo_page'
                    || $screen->id === 'ad-block-guard-settings_page_ad_block_guard_review'
                    || $screen->id === 'ad-block-guard-settings_page_ad_block_guard_help'
                )) {
                // Output the notice with the message
                echo sprintf(
                    '<div class="notice notice-%1$s %2$s"><p><strong>%3$s:</strong> %4$s</p></div>',
                    esc_attr($type),
                    esc_html($class),
                    esc_html($type_display),
                    wp_kses_post($message)
                );
            }
        });
    }

    private function enableVersion()
    {
        if (!defined('AD_BLOCK_GUARD_IS_PRO')) define( 'AD_BLOCK_GUARD_IS_PRO', true);
    }

}