Implement basic editing of offer

src/Controller/OfferController.php

@@ -28,7 +28,7 @@ class OfferController extends AbstractController
     #[Route('/offers', name: 'offers')]
     public function index(Environment $twig, OfferingRepository $offerRepository): Response
     {
-        return new Response($twig->render('app/index.html.twig', [
+        return new Response($twig->render('offer/index.html.twig', [
             'offers' => $offerRepository->findAll(),
         ]));
     }
@@ -80,4 +80,39 @@ class OfferController extends AbstractController
             'wishes' => $wishRepository->findByUser($offer->getByUser()),
         ]);
     }
+
+    #[Route('/offer/edit/{id}', name: 'edit_offer')]
+    public function editOffer(Offering $offer, OfferingRepository $offerRepository, Request $request, string $photoDir): Response
+    {
+        $form = $this->createForm(OfferingFormType::class, $offer);
+        $user = $this->getUser(); 
+
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $offer->setByUser($user);
+            $offer->setCreatedAt(new \DateTime());
+
+            if ($photo = $form['photo']->getData()) {
+                $filename = bin2hex(random_bytes(6)).'.'.$photo->guessExtension();
+                try {
+                    $photo->move($photoDir, $filename);
+                } catch (FileException $e) {
+                    // unable to upload the photo, give up
+                    $this->addFlash("error", "There was an error uploading the photo: ".$e);
+                    return $this->redirectToRoute('new_offer');
+                }
+                $offer->setPhotoFilename($filename);
+            }
+
+            $this->entityManager->persist($offer);
+            $this->entityManager->flush();
+        } 
+
+        return $this->render('offer/edit.html.twig', [
+            'user' => $this->getUser(),
+            'offer' => $offer,
+            'offer_form' => $form->createView(),
+        ]);
+    }
 }

templates/offer/edit.html.twig

@@ -0,0 +1,19 @@
+{% extends 'base.html.twig' %}
+
+{% block body %}
+    {% for message in app.flashes('error') %}
+    <div class="alert alert-error" role="alert">
+        {{ message }}
+    </div>
+    {% endfor %}
+
+    <h1 class="mb-3">Add new offer</h1>
+    {{ form_start(offer_form) }}
+        {{ form_row(offer_form.title) }}
+        {{ form_row(offer_form.zipCode) }}
+        {{ form_row(offer_form.description) }}
+        {{ form_row(offer_form.photo, {
+            label: 'Choose file'
+        }) }}
+    {{ form_end(offer_form) }}
+{% endblock %}