fix stream error handling

src/Shopware/StoreApiException.php

@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Shopware;
+
+use RuntimeException;
+use Throwable;
+
+final class StoreApiException extends RuntimeException
+{
+    public function __construct(
+        string $message,
+        private readonly ?int $statusCode = null,
+        private readonly bool $serverFailure = false,
+        private readonly bool $utf8Failure = false,
+        private readonly bool $safeCriteriaRetryRecommended = false,
+        ?Throwable $previous = null
+    ) {
+        parent::__construct($message, 0, $previous);
+    }
+
+    public function getStatusCode(): ?int
+    {
+        return $this->statusCode;
+    }
+
+    public function isServerFailure(): bool
+    {
+        return $this->serverFailure;
+    }
+
+    public function isUtf8Failure(): bool
+    {
+        return $this->utf8Failure;
+    }
+
+    public function isSafeCriteriaRetryRecommended(): bool
+    {
+        return $this->safeCriteriaRetryRecommended;
+    }
+
+    public function isSystemFailure(): bool
+    {
+        return $this->serverFailure || $this->utf8Failure;
+    }
+}