<?php

/**
 * Blynex Block Assets
 *
 * This file handles the registration and enqueuing of theme assets,
 * including styles and scripts for both the frontend and editor.
 *
 * @package Blynex
 * @since 1.0.0
 */

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

if (! class_exists('Blynex_Block_Assets')) {
    /**
     * Blynex_Block_Assets Class
     * 
     * Manages the loading of theme assets for blocks and editor.
     */
    class Blynex_Block_Assets {

        /**
         * Constructor
         * 
         * Sets up the hook for enqueuing block assets.
         */
        public function __construct() {
            add_action('enqueue_block_assets', [$this, 'enqueue_block_assets']);
            add_action('enqueue_block_editor_assets', [$this, 'enqueue_block_editor_assets']);
        }

        /**
         * Enqueue block assets
         * 
         * Registers and enqueues styles and scripts for blocks.
         * Handles both frontend and editor assets.
         */
        public function enqueue_block_assets() {
            // Get theme version for cache busting
            $theme_version = wp_get_theme()->get('Version');

            // Register and enqueue styles
            wp_register_style(
                'blynex-block-styles',
                get_template_directory_uri() . '/build/style-index.css',
                [],
                $theme_version
            );
            wp_enqueue_style('blynex-block-styles');

            // Load frontend image filter script on frontend
            if (! is_admin()) {
                wp_register_script(
                    'blynex-image-filter-frontend',
                    get_template_directory_uri() . '/assets/js/image-filter-frontend.js',
                    array(),
                    $theme_version,
                    true
                );
                wp_enqueue_script('blynex-image-filter-frontend');
                return;
            }

            // Load editor scripts (admin only)
            $asset_path = get_template_directory() . '/build/index.asset.php';

            if (file_exists($asset_path)) {
                $asset_data = require $asset_path;

                // Register helper script with WordPress dependencies
                wp_register_script(
                    'blynex-helper-script',
                    get_template_directory_uri() . '/assets/js/helper.js',
                    array('wp-dom-ready', 'wp-blocks'),
                    $theme_version,
                    true
                );

                // Register main editor script
                wp_register_script(
                    'blynex-block-editor-script',
                    get_template_directory_uri() . '/build/index.js',
                    $asset_data['dependencies'],
                    $asset_data['version'],
                    true
                );

                // Enqueue scripts
                wp_enqueue_script('blynex-helper-script');
                wp_enqueue_script('blynex-block-editor-script');
            }
        }

        /**
         * Enqueue block editor assets
         * 
         * Specifically loads assets for the block editor.
         */
        public function enqueue_block_editor_assets() {
            // Get theme version for cache busting
            $theme_version = wp_get_theme()->get('Version');

            // Load editor scripts
            $asset_path = get_template_directory() . '/build/index.asset.php';

            if (file_exists($asset_path)) {
                $asset_data = require $asset_path;

                // Register main editor script
                wp_register_script(
                    'blynex-block-editor-script',
                    get_template_directory_uri() . '/build/index.js',
                    $asset_data['dependencies'],
                    $asset_data['version'],
                    true
                );

                // Enqueue the script
                wp_enqueue_script('blynex-block-editor-script');
            }
        }
    }

    // Initialize the class
    new Blynex_Block_Assets();
}