formipay/includes/Admin/ReactAdmin.php

<?php
namespace Formipay\Admin;
use Formipay\Traits\SingletonTrait;

if ( ! defined( 'ABSPATH' ) ) exit;

class ReactAdmin {

    use SingletonTrait;

    protected function __construct() {

        add_action( 'admin_enqueue_scripts', [$this, 'enqueue_assets'] );
        add_filter( 'formipay/admin/data', [$this, 'localize_data'] );
        add_action( 'admin_notices', [$this, 'version_notice'] );
        add_filter( 'admin_footer_text', [$this, 'footer_toggle'] );

    }

    public function enqueue_assets() {

        $screen = get_current_screen();

        // Only load React assets on Formipay admin pages
        if ( strpos( $screen->id, 'formipay' ) === false ) {
            return;
        }

        // Enqueue React build assets
        $build_dir = FORMIPAY_PATH . 'build';
        $build_url = FORMIPAY_URL . 'build';

        if ( ! file_exists( $build_dir . '/admin.asset.php' ) ) {
            error_log('[Formipay] Build files not found at: ' . $build_dir . '/admin.asset.php');
            return; // Build not generated yet
        }

        $assets_file = require $build_dir . '/admin.asset.php';
        $dependencies = $assets_file['dependencies'] ?? [];

        // Filter out icon build dependencies - they're bundled, not separate scripts
        $original_count = count($dependencies);
        $dependencies = array_values(array_filter($dependencies, function($dep) {
            return strpos($dep, 'wp-icons/build/') === false;
        }));
        error_log('[Formipay] Filtered dependencies: ' . $original_count . ' -> ' . count($dependencies));

        $version = $assets_file['version'] ?? FORMIPAY_VERSION;

        wp_enqueue_style(
            'formipay-admin-style',
            $build_url . '/admin.css',
            [],
            $version
        );

        wp_enqueue_script(
            'formipay-admin',
            $build_url . '/admin.js',
            $dependencies,
            $version,
            true
        );

        // Localize script with required data
        $data = apply_filters( 'formipay/admin/data', [
            'ajaxUrl' => admin_url( 'admin-ajax.php' ),
            'restUrl' => rest_url( 'formipay/v1' ),
            'nonce' => wp_create_nonce( 'formipay-admin' ),
        ] );

        // Debug logging
        error_log('[Formipay] Enqueuing React assets on screen: ' . $screen->id);
        error_log('[Formipay] Page data: ' . wp_json_encode($data));

        wp_localize_script( 'formipay-admin', 'formipayAdmin', $data );

    }

    public function localize_data( $data ) {

        $screen = get_current_screen();
        $page = '';

        // Determine current page based on screen ID
        if ( $screen->id === 'formipay_page_formipay-orders' ) {
            $page = 'orders';
        } elseif ( $screen->id === 'formipay_page_formipay-customers' ) {
            $page = 'customers';
        } elseif ( $screen->id === 'formipay_page_formipay-products' ) {
            $page = 'products';
        } elseif ( $screen->id === 'toplevel_page_formipay' ) {
            $page = 'forms';
        } elseif ( $screen->id === 'formipay_page_formipay-coupons' ) {
            $page = 'coupons';
        } elseif ( $screen->id === 'formipay_page_formipay-access' ) {
            $page = 'access';
        } elseif ( $screen->id === 'formipay_page_formipay-licenses' ) {
            $page = 'licenses';
        }

        if ( $page ) {
            $data[$page] = $this->get_page_data( $page );
        }

        return $data;

    }

    private function get_page_data( $page ) {

        $data = [];

        switch ( $page ) {

            case 'orders':
                $data['statusOptions'] = formipay_order_status_list();
                break;

            case 'customers':
                $data['columns'] = [
                    'id' => __( 'ID', 'formipay' ),
                    'name' => __( 'Name', 'formipay' ),
                    'email' => __( 'Email', 'formipay' ),
                    'phone' => __( 'Phone', 'formipay' ),
                    'total_order' => __( 'Total Orders', 'formipay' ),
                ];
                break;

            case 'products':
                $data['currencies'] = formipay_global_currency_options();
                break;

            case 'forms':
            case 'coupons':
            case 'access':
            case 'licenses':
                // These pages fetch data via AJAX, no initial data needed
                $data = [];
                break;

        }

        return $data;

    }

    /**
     * Render React mount point
     */
    public static function render_mount_point( $page ) {

        printf(
            '<div id="formipay-admin-root" data-formipay-mount="%s">Loading %s...</div>',
            esc_attr( $page ),
            esc_html( ucfirst( $page ) )
        );

    }

    /**
     * Show admin notice about current admin version
     */
    public function version_notice() {

        $screen = get_current_screen();

        // Only show on Formipay admin pages
        if ( strpos( $screen->id, 'formipay' ) === false ) {
            return;
        }

        $use_react = isset($_GET['react']) || get_option('formipay_use_react_admin', false);
        $version = $use_react ? 'React (Beta)' : 'Classic';

        printf(
            '<div class="notice notice-info inline">
                <p>
                    <strong>Formipay Admin:</strong> Using %s version.
                    <a href="%s" class="button button-small" style="margin-left: 10px;">Switch to %s</a>
                </p>
            </div>',
            esc_html( $version ),
            esc_url( add_query_arg( 'react', $use_react ? '0' : '1' ) ),
            esc_html( $use_react ? 'Classic' : 'React (Beta)' )
        );

    }

    /**
     * Add toggle link to admin footer
     */
    public function footer_toggle( $text ) {

        $screen = get_current_screen();

        // Only add toggle on Formipay admin pages
        if ( strpos( $screen->id, 'formipay' ) === false ) {
            return $text;
        }

        $use_react = isset($_GET['react']) || get_option('formipay_use_react_admin', false);
        $toggle_url = add_query_arg( 'react', $use_react ? '0' : '1' );
        $toggle_text = $use_react ? 'Switch to Classic' : 'Try React (Beta)';

        return sprintf(
            '%s | <a href="%s">%s</a>',
            $text,
            esc_url( $toggle_url ),
            esc_html( $toggle_text )
        );

    }

}