BaseField::getInstance

static function getInstance(int $volatileTypeId): BaseField
{
	/*
	Example settings:

	b_crm_dp_index_type_settings
	---------------------------------------------------------------------------------------------
			ID  ACTIVE  DESCRIPTION                 ENTITY_TYPE_ID  STATE_ID  FIELD_PATH  FIELD_NAME
	  33554432  N       Company name                             4         0              TITLE
	  67108864  N       Google address                           4         0              UF_CRM_1588599299
	 134217728  N       Company name in requisites               4         0  RQ.RU       NAME
	 268435456  N       UF - String                              4         0  RQ.RU       UF_CRM_1528447491
	 536870912  N       Work phone                               4         0  FM          WEB
	1073741824  N       Address                                  3         0              ADDRESS
	2147483648  N       Bank account number                      4         0  RQ.RU.BD    RQ_ACC_NUM
	*/
	$result = null;

	$volatileTypeInfo = static::getVolatileTypeInfo();

	if (isset($volatileTypeInfo[$volatileTypeId]))
	{
		$typeInfo = $volatileTypeInfo[$volatileTypeId];
		$fieldPath = $typeInfo['FIELD_PATH'];
		$fieldName = $typeInfo['FIELD_NAME'];
		$entityTypeId = $typeInfo['ENTITY_TYPE_ID'];

		$categoryInfo = FieldCategory::getInstance()->getCategoryByPath("$fieldPath.$fieldName");

		switch ($categoryInfo['categoryId'])
		{
			case FieldCategory::ENTITY:
				$result = new Field($volatileTypeId, $entityTypeId, $fieldName);
				break;
			case FieldCategory::ADDRESS:
				$result = new AddressField($volatileTypeId, $entityTypeId);
				break;
			case FieldCategory::MULTI:
				$result = new MultiField(
					$volatileTypeId,
					$entityTypeId,
					$categoryInfo['params']['multiFieldType']
				);
				break;
			case FieldCategory::REQUISITE:
				$result = new RequisiteField(
					$volatileTypeId,
					$entityTypeId,
					$fieldName,
					$categoryInfo['params']['countryId']
				);
				break;
			case FieldCategory::BANK_DETAIL:
				$result = new BankDetailField(
					$volatileTypeId,
					$entityTypeId,
					$fieldName,
					$categoryInfo['params']['countryId']
				);
				break;
		}
	}

	if ($result === null)
	{
		$result = new NullField($volatileTypeId);
	}

	return $result;
}