fix bitrix api calls for client search

src/bitrix/BitrixApi.php

@@ -71,8 +71,8 @@ final class BitrixApi
         return new ClientData(
             id: $data['ID'],
             name: $data['TITLE'],
-            taxPayerId: $data[Yii::$app->params['bitrix']['customFields']['taxPayerId']],
-            taxRegistrationReasonCode: $data[Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode']]
+            taxPayerId: $data[Yii::$app->params['bitrix']['customFields']['taxPayerId'] ?? null] ?? null,
+            taxRegistrationReasonCode: $data[Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode'] ?? null] ?? null
         );
     }
 
@@ -93,13 +93,13 @@ final class BitrixApi
 
         if (is_numeric($query)) {
             if (strlen($query) === 10 || strlen($query) === 12) {
-                $taxPayerId = Yii::$app->params['bitrix']['customFields']['taxPayerId'];
+                $taxPayerId = Yii::$app->params['bitrix']['customFields']['taxPayerId'] ?? null;
 
                 return self::companySearch("=$taxPayerId", $query);
             }
 
             if (strlen($query) === 9) {
-                $taxRegistrationReasonCode = Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode'];
+                $taxRegistrationReasonCode = Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode'] ?? null;
 
                 return self::companySearch("=$taxRegistrationReasonCode", $query);
             }
@@ -131,12 +131,12 @@ final class BitrixApi
             'filter' => array_filter([
                     $column => $value
                 ] + $additionalFilter),
-            'select' => [
+            'select' => array_filter([
                 'ID',
                 'TITLE',
-                Yii::$app->params['bitrix']['customFields']['taxPayerId'],
-                Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode']
-            ]
+                Yii::$app->params['bitrix']['customFields']['taxPayerId'] ?? null,
+                Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode'] ?? null
+            ])
         ])['result'] ?? [];
         if (!$rows) {
             return [];
@@ -145,8 +145,8 @@ final class BitrixApi
         return array_map(static fn(array $row) => new ClientData(
             id: $row['ID'],
             name: $row['TITLE'],
-            taxPayerId: $row[Yii::$app->params['bitrix']['customFields']['taxPayerId']],
-            taxRegistrationReasonCode: $row[Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode']]
+            taxPayerId: $row[Yii::$app->params['bitrix']['customFields']['taxPayerId'] ?? null] ?? null,
+            taxRegistrationReasonCode: $row[Yii::$app->params['bitrix']['customFields']['taxRegistrationReasonCode'] ?? null] ?? null
         ), $rows);
     }