<?php

namespace Yipresser\AdminOptimizer\Modules;

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

/**
 * Custom_Code module
 *
 * Manages global custom CSS, JavaScript, and HTML injection on the site frontend.
 * Uses a single CPT (ao_custom_code) with a _ao_cc_type meta field.
 */
class Custom_Code {

	const MODULE_PATH = ADMINOPTIMIZER_MODULES_PATH . 'custom-code/';
	const MODULE_URI  = ADMINOPTIMIZER_MODULES_URI . 'custom-code/';

	const POST_TYPE           = 'ao_custom_code';
	const NONCE_ACTION        = 'ao-custom-code-save';
	const NONCE_FIELD         = 'ao_cc_nonce';
	const NONCE_PRESET_ACTION = 'ao-cc-preset-create';
	const NONCE_PRESET_FIELD  = 'ao_cc_preset_nonce';
	const CAPABILITY          = 'edit_theme_options';

	const TYPES           = [ 'css', 'js', 'html' ];
	const VALID_POSITIONS = [ 'wp_head', 'wp_body_open', 'wp_footer' ];
	const VALID_DISPLAYS  = [ 'inline', 'external' ];

	const ALL_LOCATIONS = [
		'sitewide'  => 'Sitewide',
		'frontpage' => 'Front page',
		'homepage'  => 'Home page',
		'single'    => 'Single Post',
		'page'      => 'Page',
		'category'  => 'Category archive',
		'tag'       => 'Tag archive',
		'author'    => 'Author archive',
		'date'      => 'Date archive',
		'search'    => 'Search',
		'404'       => '404',
	];

	const LOCATION_FUNC = [
		'frontpage' => 'is_front_page',
		'homepage'  => 'is_home',
		'single'    => 'is_single',
		'page'      => 'is_page',
		'category'  => 'is_category',
		'tag'       => 'is_tag',
		'author'    => 'is_author',
		'date'      => 'is_date',
		'search'    => 'is_search',
		'404'       => 'is_404',
	];

	protected $settings;

	protected $output;

	protected $presets;

	/**
	 * Constructor
	 */
	public function __construct() {
		$this->init();
	}

	/**
	 * Instantiate sub-classes and start each one.
	 *
	 * @return void
	 */
	private function init(): void {
		add_action( 'init', [ $this, 'register' ] );
		$this->settings = new Custom_Code_Settings();
		$this->output   = new Custom_Code_Output();
		$this->presets  = new Custom_Code_Presets();
		add_action( 'adminoptimizer_add_submenu_page', [ $this, 'add_submenu_page' ] );
	}

	/**
	 * Register the ao_custom_code post type.
	 *
	 * @return void
	 */
	public function register(): void {
		$labels = [
			'name'                   => _x( 'Custom Code', 'Post Type General Name', 'admin-optimizer' ),
			'singular_name'          => _x( 'Custom Code', 'Post Type Singular Name', 'admin-optimizer' ),
			'menu_name'              => __( 'Custom Code', 'admin-optimizer' ),
			'all_items'              => __( 'All Custom Code', 'admin-optimizer' ),
			'add_new'                => __( 'Add New', 'admin-optimizer' ),
			'add_new_item'           => __( 'Add New Custom Code', 'admin-optimizer' ),
			'new_item'               => __( 'New Custom Code', 'admin-optimizer' ),
			'edit_item'              => __( 'Edit Custom Code', 'admin-optimizer' ),
			'update_item'            => __( 'Update Custom Code', 'admin-optimizer' ),
			'search_items'           => __( 'Search Custom Code', 'admin-optimizer' ),
			'item_published'         => __( 'Custom Code published.', 'admin-optimizer' ),
			'item_updated'           => __( 'Custom Code updated.', 'admin-optimizer' ),
			'item_scheduled'         => __( 'Custom Code scheduled.', 'admin-optimizer' ),
			'item_reverted_to_draft' => __( 'Custom Code reverted to draft.', 'admin-optimizer' ),
		];

		register_post_type(
			self::POST_TYPE,
			[
				'labels'              => $labels,
				'supports'            => [ 'title', 'revisions' ],
				'hierarchical'        => false,
				'public'              => false,
				'show_ui'             => true,
				'show_in_menu'        => false,
				'can_export'          => true,
				'has_archive'         => false,
				'exclude_from_search' => true,
				'show_in_rest'        => false,
				'capability_type'     => 'post',
			]
		);
	}

	/**
	 * Register the Custom Code submenu page under the Admin Optimizer menu.
	 *
	 * @return void
	 */
	public function add_submenu_page(): void {
		add_submenu_page(
			ADMINOPTIMIZER_MODULES_MENU_SLUG,
			__( 'Custom Code', 'admin-optimizer' ),
			__( 'Custom Code', 'admin-optimizer' ),
			self::CAPABILITY,
			'ao-custom-code',
			[ $this->settings, 'render_admin_page' ]
		);
	}
}