<?php
declare(strict_types=1);

namespace Eproi\OneAeventure;

/**
 * Core bootstrap class for the One-Aeventure plugin.
 *
 * This class registers the custom post type, admin page,
 * meta boxes and the event listing shortcode.
 *
 * @package OneAeventure
 */
class OneAeventureCore
{
    /**
     * Shortcode handler instance.
     *
     * @var \Eproi\OneAeventure\Shortcode\AeventShortcode
     */
    private \Eproi\OneAeventure\Shortcode\AeventShortcode $shortcode;

    /** Meta handler instance.
    *
    * @var \Eproi\OneAeventure\Meta\AeventMeta
    */
    private \Eproi\OneAeventure\Meta\AeventMeta $meta;

    /**
     * Constructor initializes shortcode handler.
     *
     * @return void
     */
    public function __construct()
    {
        $this->shortcode = new \Eproi\OneAeventure\Shortcode\AeventShortcode();
        $this->meta = new \Eproi\OneAeventure\Meta\AeventMeta();
    }

    /**
     * Registers all WordPress hooks required for the plugin.
     *
     * @return void
     */
    public function run(): void
    {
        add_action('init', [$this, 'register_aevent_post_type']);
        add_action('admin_menu', [$this, 'add_admin_page']);
        add_action('admin_enqueue_scripts', [$this, 'enqueue_admin_assets']);


        $this->meta->register_hooks();

        $this->shortcode->register();
    }

    public function enqueue_admin_assets($hook): void
    {
        if ($hook !== 'toplevel_page_one-aeventure') {
            return;
        }

        wp_enqueue_script(
            'oneaev-admin-js',
            ONEAEV_PLUGIN_ASSETS . 'js/admin.js',
            array(),
            '1.0.0',
            true
        );
    }



     /**
     * Registers the Aevent custom post type.
     *
     *  Note:
     *  The block editor is intentionally disabled for this post type.
     *  All event data is collected through a structured, guided form to ensure
     *  that every field is provided in a consistent and validated format.
     *  After submission, the plugin automatically generates the required
     *  Gutenberg blocks based on these meta fields.
     *
     *  This approach is chosen for two reasons:
     *  1) Maximum compatibility with the WordPress ecosystem by producing
     *     standard Gutenberg output without exposing free-form editing.
     *  2) Performance: rendering does not require additional dynamic loops
     *     or complex processing, since the block structure is generated once
     *     and stored directly as post content.
     *
     * @return void
     */
    public function register_aevent_post_type(): void
    {
		$icon = ONEAEV_PLUGIN_ASSETS . 'pics/icon.svg';

        register_post_type('aevent', [
            'labels' => [
                'name'          => __('Aevents', 'one-aeventure'),
                'singular_name' => __('Aevent', 'one-aeventure'),
            ],
            'public'        => true,
            'has_archive'   => true,
            'rewrite'       => ['slug' => 'aevent'],
            'supports'      => ['title', 'thumbnail'],

            // Hide CPT from main admin menu as we will put it down under our adminmenue entry
            'show_in_menu'  => false,

            // Use plugin icon for CPT (for list table etc.)
            'menu_icon'     => $icon,
        ]);
    }


    /**
     * Registers the admin menu entry for the plugin.
     *
     * @return void
     */
    public function add_admin_page(): void
    {
		$icon = ONEAEV_PLUGIN_ASSETS . 'pics/icon.svg';
		
        add_menu_page(
            __('One-Aeventure', 'one-aeventure'),
            __('One-Aeventure', 'one-aeventure'),
            'manage_options',
            'edit.php?post_type=aevent', // taking slug of first submenu-entry avoiding a "third" submenupage
            '', 
            $icon,
            100
        );

        add_submenu_page(
            'edit.php?post_type=aevent', 
            __('AEvents', 'one-aeventure'),
            __('AEvents', 'one-aeventure'),
            'manage_options',
            'edit.php?post_type=aevent'  
        );

        add_submenu_page(
            'edit.php?post_type=aevent', 
            __('Einstellungen', 'one-aeventure'),
            __('Einstellungen', 'one-aeventure'),
            'manage_options',
            'one-aeventure-settings',    
            [$this, 'render_admin_page']
        );
    }


    /**
     * Renders the plugin admin page.
     *
     * @return void
     */
    public function render_admin_page(): void
    {
        if (!current_user_can('manage_options')) {
            return;
        }

        echo '<div class="wrap">';
        echo '<h1>' . esc_html(__('One-Aeventure', 'one-aeventure')) . '</h1>';
        echo '<p>' . esc_html(__('This is the base version. Additional add-ons are available.', 'one-aeventure')) . '</p>';

        echo '<h2>' . esc_html(__('Shortcode', 'one-aeventure')) . '</h2>';
        echo '<p>' . esc_html(__('Use the following shortcode to display all events:', 'one-aeventure')) . '</p>';

        echo '<code id="aevent-shortcode">[aevent_list]</code>';
        echo '<button class="button" id="copy-aevent-shortcode" style="margin-left:10px;">' .
             esc_html(__('Copy to clipboard', 'one-aeventure')) .
             '</button>';

        echo '</div>';
    }
}