<?php
/**
 * Admin Hook Manager.
 *
 * Handles WordPress hooks registration.
 *
 * @package Accessibility_Audio_TTS
 */

namespace Accessibility_Audio_TTS\Admin;

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

/**
 * Admin Hook Manager - Handles WordPress hooks registration.
 *
 * Single Responsibility: Managing admin hooks, AJAX endpoints and WP-Cron registrations.
 */
class Admin_Hook_Manager {

	/**
	 * Main admin instance.
	 *
	 * @var Admin
	 */
	private $admin_instance;

	/**
	 * Constructor
	 *
	 * @param Admin $admin_instance Main admin instance.
	 */
	public function __construct( $admin_instance ) {
		$this->admin_instance = $admin_instance;
	}

	/**
	 * Initialize all admin hooks
	 */
	public function init_hooks() {
		$this->init_admin_hooks();
		$this->init_ajax_hooks();
		$this->init_cron_hooks();
		$this->init_filter_hooks();
	}

	/**
	 * Initialize basic admin hooks
	 */
	private function init_admin_hooks() {
		add_action( 'admin_menu', array( $this->admin_instance, 'add_admin_menu' ) );
		add_action( 'admin_enqueue_scripts', array( $this->admin_instance, 'enqueue_admin_assets' ) );
		add_action( 'admin_init', array( $this->admin_instance, 'handle_admin_post_requests' ) );
	}

	/**
	 * Initialize AJAX endpoint hooks
	 */
	private function init_ajax_hooks() {
		$ajax_endpoints = array(
			'accessibility_audio_tts_delete_audio',
			'save_accessibility_audio_tts_settings',
			'get_posts_for_conversion',
			'convert_single_post',
			'process_bulk_conversion',
			'get_generated_posts',
			'schedule_background_processing',
			'get_cron_status',
			'trigger_cron_manually',
			'get_auto_queue_status',
			'get_voices',
			'get_character_data',
		);

		foreach ( $ajax_endpoints as $endpoint ) {
			add_action( "wp_ajax_{$endpoint}", array( $this->admin_instance, $endpoint ) );
		}
	}

	/**
	 * Initialize WP-Cron hooks
	 */
	private function init_cron_hooks() {
		add_action( 'accessibility_audio_tts_process_background_posts', array( $this->admin_instance, 'process_background_posts' ), 10, 1 );
		add_action( 'accessibility_audio_tts_auto_trigger_cron', array( $this->admin_instance, 'execute_auto_trigger' ) );
		add_action( 'publish_post', array( $this->admin_instance, 'auto_schedule_post_conversion' ), 10, 2 );
		add_action( 'publish_to_publish', array( $this->admin_instance, 'auto_schedule_post_conversion' ), 10, 2 );
		add_action( 'accessibility_audio_tts_process_queue', array( $this->admin_instance, 'process_auto_queue' ) );
	}

	/**
	 * Initialize filter hooks
	 */
	private function init_filter_hooks() {
		add_filter( 'cron_schedules', array( $this->admin_instance, 'add_cron_intervals' ) ); // phpcs:ignore WordPress.WP.CronInterval.ChangeDetected -- Custom intervals managed by admin instance.
	}

	/**
	 * Get list of registered AJAX endpoints
	 *
	 * @return array List of AJAX endpoint names
	 */
	public function get_ajax_endpoints() {
		return array(
			'accessibility_audio_tts_delete_audio',
			'save_accessibility_audio_tts_settings',
			'get_posts_for_conversion',
			'convert_single_post',
			'process_bulk_conversion',
			'get_generated_posts',
			'schedule_background_processing',
			'get_cron_status',
			'trigger_cron_manually',
			'get_auto_queue_status',
			'get_voices',
			'get_character_data',
		);
	}

	/**
	 * Check if specific AJAX endpoint is registered
	 *
	 * @param string $endpoint Endpoint name.
	 * @return bool True if endpoint is registered.
	 */
	public function is_ajax_endpoint_registered( $endpoint ) {
		return in_array( $endpoint, $this->get_ajax_endpoints(), true );
	}
}