<?php

namespace Elementor\Core\Common\Modules\EventsManager;

use Elementor\Core\Base\Module as BaseModule;
use Elementor\Core\Common\Modules\Connect\Apps\Base_App;
use Elementor\Core\Common\Modules\Connect\Apps\Common_App;
use Elementor\Core\Experiments\Manager as Experiments_Manager;
use Elementor\Includes\EditorAssetsAPI;
use Elementor\Utils;
use Elementor\Plugin;
use Elementor\Tracker;

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

class Module extends BaseModule {

	const EXPERIMENT_NAME = 'editor_events';

	const REMOTE_MIXPANEL_CONFIG_URL = 'https://assets.elementor.com/mixpanel/v1/mixpanel.json';

	public function get_name() {
		return 'events-manager';
	}

	public static function get_editor_events_config() {
		$can_send_events = ! empty( ELEMENTOR_EDITOR_EVENTS_MIXPANEL_TOKEN ) &&
			Tracker::is_allow_track() &&
			! Tracker::has_terms_changed( '2025-07-07' ) &&
			Plugin::$instance->experiments->is_feature_active( self::EXPERIMENT_NAME );

		$is_flags_enabled = false;
		$session_recording_events = [];

		if ( $can_send_events ) {
			$mixpanel_config = self::get_remote_mixpanel_config();
			$has_config = EditorAssetsAPI::has_valid_nested_array( $mixpanel_config, [ 0 ] );

			if ( $has_config ) {
				$is_flags_enabled = (bool) ( $mixpanel_config[0]['flags'] ?? false );

				$session_replays = $mixpanel_config[0]['sessionReplays'] ?? [];
				$is_session_replays_enabled = (bool) ( $session_replays['enabled'] ?? false );
				$raw_events = $session_replays['events'] ?? null;
				$events_map = is_array( $raw_events ) ? $raw_events : [];

				if ( $is_session_replays_enabled ) {
					$session_recording_events = array_values( array_filter(
						self::get_session_recording_events(),
						function ( $pair ) use ( $events_map ) {
							if ( ! isset( $pair['start'] ) ) {
								return false;
							}
							return (bool) ( $events_map[ $pair['start'] ] ?? false );
						}
					) );
				}
			}
		}

		$settings = [
			'can_send_events' => $can_send_events,
			'elementor_version' => ELEMENTOR_VERSION,
			'site_url' => hash( 'sha256', get_site_url() ),
			'wp_version' => get_bloginfo( 'version' ),
			'user_agent' => esc_html( Utils::get_super_global_value( $_SERVER, 'HTTP_USER_AGENT' ) ),
			'site_language' => get_locale(),
			'site_key' => get_option( Base_App::OPTION_CONNECT_SITE_KEY ),
			'subscription_id' => self::get_subscription_id(),
			'subscription' => self::get_subscription(),
			'token' => ELEMENTOR_EDITOR_EVENTS_MIXPANEL_TOKEN,
			'flags_enabled' => $is_flags_enabled,
			'user_id' => self::get_user_id(),
			'session_recording_events' => $session_recording_events,
		];

		return $settings;
	}

	public static function get_experimental_data(): array {
		return [
			'name' => static::EXPERIMENT_NAME,
			'title' => esc_html__( 'Elementor Editor Events', 'elementor' ),
			'description' => esc_html__( 'Editor events processing', 'elementor' ),
			'hidden' => true,
			'release_status' => Experiments_Manager::RELEASE_STATUS_ALPHA,
			'default' => Experiments_Manager::STATE_INACTIVE,
			'new_site' => [
				'default_active' => true,
				'minimum_installation_version' => '3.32.0',
			],
		];
	}

	private static function get_subscription_id() {
		$subscription = self::get_subscription();

		return $subscription['subscription_id'] ?? null;
	}

	private static function get_subscription() {
		if ( ! Utils::has_pro() ) {
			return null;
		}

		$license_data = get_option( '_elementor_pro_license_v2_data' );
		if ( ! isset( $license_data['value'] ) ) {
			return null;
		}

		return json_decode( $license_data['value'], true );
	}

	private static function get_remote_mixpanel_config() {
		$editor_assets_api = new EditorAssetsAPI( [
			EditorAssetsAPI::ASSETS_DATA_URL => static::REMOTE_MIXPANEL_CONFIG_URL,
			EditorAssetsAPI::ASSETS_DATA_TRANSIENT_KEY => '_elementor_mixpanel_config',
			EditorAssetsAPI::ASSETS_DATA_KEY => 'mixpanel',
		] );

		return $editor_assets_api->get_assets_data();
	}

	private static function get_session_recording_events(): array {
		return [
			// Each entry defines a recording window: recording starts when 'start' fires
			// and stops when 'end' fires. 'end' is optional — omit or set to null to record indefinitely.
			[ 'start' => 'editor_loaded' ],
		];
	}

	private static function get_user_id() {
		$user_common_data = get_user_option( Common_App::OPTION_CONNECT_COMMON_DATA_KEY );

		if ( ! is_array( $user_common_data ) ) {
			return null;
		}

		return Common_App::get_connect_user_id_from_access_token( $user_common_data['access_token'] ?? null );
	}
}