diff --git a/app/Plan/UseCases/CreatePlan.php b/app/Plan/UseCases/CreatePlan.php
index 9841b33..b12fc50 100644
--- a/app/Plan/UseCases/CreatePlan.php
+++ b/app/Plan/UseCases/CreatePlan.php
@@ -2,6 +2,7 @@
 
 namespace App\Plan\UseCases;
 
+use App\User\User;
 use App\Exceptions\BadRequestException;
 use App\Node\NodeRepository;
 use App\Plan\CreatePlanDto;
@@ -9,6 +10,7 @@ use App\Plan\Plan;
 use App\Plan\PlanRepository;
 use App\ScheduledNode\UseCases\CreateScheduledNode;
 use App\ScheduledNode\UseCases\CreateScheduledNodeRequest;
+use App\Text\Text;
 use App\Text\TextRepository;
 use App\User\UserRepository;
 use DateTimeImmutable;
@@ -16,6 +18,10 @@ use DomainException;
 
 class CreatePlan
 {
+    private User $user;
+
+    private Text $text;
+
     public function __construct(
         private PlanRepository $planRepo,
         private UserRepository $userRepo,
@@ -30,49 +36,16 @@ class CreatePlan
      */
     public function execute(CreatePlanRequest $request): Plan
     {
-        if ($request->userId === null) {
-            throw new BadRequestException('userId is required');
-        }
-
-        if ($request->textId === null) {
-            throw new BadRequestException('textId is required');
-        }
-
-        if ($request->name === null) {
-            throw new BadRequestException('name is required');
-        }
-
-        if ($request->dateStart === null) {
-            throw new BadRequestException('date start is required');
-        }
-
-        if ($request->dateEnd === null) {
-            throw new BadRequestException('date end is required');
-        }
-
+        $this->validateAndSetUp($request);
         $startDate = new DateTimeImmutable($request->dateStart);
         $endDate = new DateTimeImmutable($request->dateEnd);
 
-        if ($endDate < $startDate) {
-            throw new BadRequestException('date end cannot be before date start');
-        }
-
-        $userId = $request->userId;
-        $user = $this->userRepo->find($userId);
-        if ($user === null) {
-            throw new DomainException("User with id: $userId doesnt exist");
-        }
-        $textId = $request->textId;
-        $text = $this->textRepo->find($textId);
-        if ($text === null) {
-            throw new DomainException("Text with id: $textId doesnt exist");
-        }
         $nodesOfText = $this->filterForNonParentNodes(
-            $this->nodeRepo->findByTextId($textId)
+            $this->nodeRepo->findByTextId($this->text->getId())
         );
         $plan = $this->planRepo->create(new CreatePlanDto(
             name: $request->name,
-            user: $user,
+            user: $this->user,
         ));
 
         $dates = [];
@@ -115,4 +88,46 @@ class CreatePlan
         }
         return array_values($result);
     }
+
+    private function validateAndSetUp(CreatePlanRequest $request): void
+    {
+        if ($request->userId === null) {
+            throw new BadRequestException('userId is required');
+        }
+
+        if ($request->textId === null) {
+            throw new BadRequestException('textId is required');
+        }
+
+        if ($request->name === null) {
+            throw new BadRequestException('name is required');
+        }
+
+        if ($request->dateStart === null) {
+            throw new BadRequestException('date start is required');
+        }
+
+        if ($request->dateEnd === null) {
+            throw new BadRequestException('date end is required');
+        }
+
+        $startDate = new DateTimeImmutable($request->dateStart);
+        $endDate = new DateTimeImmutable($request->dateEnd);
+
+        if ($endDate < $startDate) {
+            throw new BadRequestException('date end cannot be before date start');
+        }
+        $userId = $request->userId;
+        $user = $this->userRepo->find($userId);
+        if ($user === null) {
+            throw new DomainException("User with id: $userId doesnt exist");
+        }
+        $this->user = $user;
+        $textId = $request->textId;
+        $text = $this->textRepo->find($textId);
+        if ($text === null) {
+            throw new DomainException("Text with id: $textId doesnt exist");
+        }
+        $this->text = $text;
+    }
 }