persist user id in json text repository

store userId in the json record and rehydrate the User via
UserRepository. throws DomainException if the referenced user
no longer exists.

app/Text/JsonTextRepository.php

@@ -5,13 +5,16 @@ namespace App\Text;
 use App\Text\Text;
 use App\Text\CreateTextDto;
 use App\Text\TextRepository;
+use App\User\UserRepository;
+use DomainException;
 
 class JsonTextRepository implements TextRepository
 {
     private string $filePath;
 
-    public function __construct()
-    {
+    public function __construct(
+        private UserRepository $userRepo,
+    ) {
         $this->filePath = __DIR__ . '/../../data/texts.json';
     }
 
@@ -20,8 +23,16 @@ class JsonTextRepository implements TextRepository
         $texts = $this->readTexts();
         $id = $this->getNextId($texts);
 
-        $text = new Text(id: $id, name: $dto->name);
-        $texts[] = ['id' => $id, 'name' => $dto->name];
+        $text = new Text(
+            id: $id,
+            name: $dto->name,
+            user: $dto->user,
+        );
+        $texts[] = [
+            'id' => $id,
+            'name' => $dto->name,
+            'userId' => $dto->user->getId(),
+        ];
 
         $this->writeTexts($texts);
 
@@ -34,10 +45,7 @@ class JsonTextRepository implements TextRepository
 
         foreach ($texts as $data) {
             if ($data['id'] === $id) {
-                return new Text(
-                    id: $data['id'],
-                    name: $data['name'],
-                );
+                return $this->hydrate($data);
             }
         }
 
@@ -53,12 +61,25 @@ class JsonTextRepository implements TextRepository
 
         return array_map(
             function (array $data) {
+                return $this->hydrate($data);
+            },
+            $texts
+        );
+    }
+
+    private function hydrate(array $data): Text
+    {
+        $user = $this->userRepo->find($data['userId']);
+        if ($user === null) {
+            throw new DomainException(
+                "User with id: {$data['userId']} doesnt exist"
+            );
+        }
+
         return new Text(
             id: $data['id'],
             name: $data['name'],
-                );
-            },
-            $texts
+            user: $user,
         );
     }