<?php
/**
 * Base Class for Custom Taxonomies
 * Follows OOP architecture for dynamic registration.
 */
class CustomTaxonomy
{
    public static $taxonomy = '';
    public static $nameSingular = '';
    public static $namePlural = '';
    public static $postTypes = array();
    public static $hierarchical = true;

    public function __construct()
    {
        add_action('init', array($this, 'register_taxonomy'));
    }

    public function register_taxonomy()
    {
        if (empty(static::$taxonomy) || empty(static::$postTypes)) return;

        $labels = array(
            'name'              => static::$namePlural,
            'singular_name'     => static::$nameSingular,
            'search_items'      => 'Search ' . static::$namePlural,
            'all_items'         => 'All ' . static::$namePlural,
            'parent_item'       => 'Parent ' . static::$nameSingular,
            'parent_item_colon' => 'Parent ' . static::$nameSingular . ':',
            'edit_item'         => 'Edit ' . static::$nameSingular,
            'update_item'       => 'Update ' . static::$nameSingular,
            'add_new_item'      => 'Add New ' . static::$nameSingular,
            'new_item_name'     => 'New ' . static::$nameSingular . ' Name',
            'menu_name'         => static::$namePlural,
        );

        $args = array(
            'hierarchical'      => static::$hierarchical,
            'labels'            => $labels,
            'show_ui'           => true,
            'show_admin_column' => true,
            'query_var'         => true,
            'rewrite'           => array('slug' => static::$taxonomy),
            'show_in_rest'      => true,
        );

        register_taxonomy(static::$taxonomy, static::$postTypes, $args);
    }
}