get bid for carrier returns a response object

src/Bid/UseCases/GetBidForCarrier.php

@@ -2,7 +2,6 @@
 
 namespace FreightQuote\Bid\UseCases;
 
-use FreightQuote\Bid\Bid;
 use FreightQuote\Bid\BidRepository;
 use InvalidArgumentException;
 
@@ -15,19 +14,26 @@ class GetBidForCarrier
     /**
      * @throws InvalidArgumentException
      */
-    public function execute(GetBidForCarrierRequest $dto): ?Bid
-    {
+    public function execute(
+        GetBidForCarrierRequest $dto,
+    ): GetBidForCarrierResponse {
         $bid = $this->bidRepo->find($dto->id);
         if ($bid === null) {
             throw new InvalidArgumentException('Bid not found!');
         }
         if ($bid->isClosed() === true) {
-            return null;
+            return new GetBidForCarrierResponse(
+                isClosed: true,
+                bid: null,
+            );
         }
         if ($bid->getWasOpened() === false) {
             $bid->setWasOpened(true);
             $this->bidRepo->save($bid);
         }
-        return $bid;
+        return new GetBidForCarrierResponse(
+            isClosed: false,
+            bid: $bid,
+        );
     }
 }

src/Bid/UseCases/GetBidForCarrierResponse.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace FreightQuote\Bid\UseCases;
+
+use FreightQuote\Bid\Bid;
+
+class GetBidForCarrierResponse
+{
+    public function __construct(
+        public bool $isClosed,
+        public ?Bid $bid,
+    ) {}
+}