feature.php

<?php
namespace Bitrix\Sale\Config;
 
use Bitrix\Main\Loader,
    Bitrix\Main\Localization\Loc,
    Bitrix\Bitrix24;
 
Loc::loadMessages(__FILE__);
 
final class Feature
{
    private const DISCOUNT_CONSTRUCTOR = 'sale_discount_constructor';
    private const CUMULATIVE_DISCOUNTS = 'sale_cumulative_discounts';
 
    private static $bitrix24Included = null;
 
    private static $featureList = [];
 
    private static $tranferList = [
        self::CUMULATIVE_DISCOUNTS => 'CatDiscountSave'
    ];
 
    private static $retailExist = [
        self::CUMULATIVE_DISCOUNTS => true
    ];
 
    private static $bitrix24exist = [
        self::CUMULATIVE_DISCOUNTS => true,
        self::DISCOUNT_CONSTRUCTOR => true
    ];
 
    private static $bitrix24helpCodes = [
        self::DISCOUNT_CONSTRUCTOR => 'limit_shop_discount_builder',
        self::CUMULATIVE_DISCOUNTS => 'limit_shop_cumulative_discounts'
    ];
 
    private static $helpCodesCounter = 0;
    private static $initUi = false;
 
    public static function isCumulativeDiscountsEnabled()
    {
        return self::isFeatureEnabled(self::CUMULATIVE_DISCOUNTS);
    }
 
    public static function isDiscountConstructorEnabled()
    {
        return self::isFeatureEnabled(self::DISCOUNT_CONSTRUCTOR);
    }
 
    public static function getCumulativeDiscountsHelpLink(): ?array
    {
        return self::getHelpLink(self::CUMULATIVE_DISCOUNTS);
    }
 
    public static function getDiscountConstructorHelpLink(): ?array
    {
        return self::getHelpLink(self::DISCOUNT_CONSTRUCTOR);
    }
 
    public static function initUiHelpScope(): void
    {
        global $APPLICATION;
        if (!self::isBitrix24())
        {
            return;
        }
        if (self::$helpCodesCounter <= 0 || self::$initUi)
        {
            return;
        }
        self::$initUi = true;
        $APPLICATION->IncludeComponent(
            'bitrix:ui.info.helper',
            '',
            []
        );
    }
 
    private static function isFeatureEnabled($featureId)
    {
        $featureId = (string)$featureId;
        if ($featureId === '')
            return false;
        if (!isset(self::$featureList[$featureId]))
        {
            if (self::isBitrix24())
            {
                if (isset(self::$bitrix24exist[$featureId]))
                    self::$featureList[$featureId] = Bitrix24\Feature::isFeatureEnabled($featureId);
                else
                    self::$featureList[$featureId] = true;
            }
            else
            {
                if (isset(self::$retailExist[$featureId]))
                    self::$featureList[$featureId] = \CBXFeatures::IsFeatureEnabled(self::$tranferList[$featureId]);
                else
                    self::$featureList[$featureId] = true;
            }
        }
        return self::$featureList[$featureId];
    }
 
    private static function getHelpLink(string $featureId): ?array
    {
        if (!self::isBitrix24())
        {
            return null;
        }
        if (!isset(self::$bitrix24helpCodes[$featureId]))
        {
            return null;
        }
        self::$helpCodesCounter++;
        return [
            'TYPE' => 'ONCLICK',
            'LINK' => 'BX.UI.InfoHelper.show(\''.self::$bitrix24helpCodes[$featureId].'\');'
        ];
    }
 
    private static function isBitrix24()
    {
        if (self::$bitrix24Included === null)
            self::$bitrix24Included = Loader::includeModule('bitrix24');
        return self::$bitrix24Included;
    }
}