новый порядок для анкеты в перетаскивании вопросов

src/pages/Questions/Form/FormDraggableList/index.tsx

@@ -1,5 +1,5 @@
 import { Box } from "@mui/material";
-import { reorderQuestions } from "@root/questions/actions";
+import { reorderQuestionsForm } from "@root/questions/actions";
 import type { DropResult } from "react-beautiful-dnd";
 import { DragDropContext, Droppable } from "react-beautiful-dnd";
 import { FormDraggableListItem, FormItem } from "./FormDraggableListItem";
@@ -9,7 +9,7 @@ export const FormDraggableList = () => {
   const questions = useQuestions().questions.filter((q) => q.type !== "result");
   const onDragEnd = ({ destination, source }: DropResult) => {
     if (destination) {
-      reorderQuestions(source.index, destination.index);
+      reorderQuestionsForm(source.index, destination.index);
     }
   };
 

src/stores/questions/actions.ts

@@ -143,23 +143,28 @@ export const cleanQuestions = () =>
       type: "cleanQuestions",
     }
   );
+export const reorderQuestionsForm = (sourceIndex: number, destinationIndex: number) => {
+  if (sourceIndex === destinationIndex) return;
+
+  if (sourceIndex === 0) return;
+
+  if (destinationIndex === 0) return;
 
-const setQuestionBackendId = (questionId: string, backendId: number) =>
   setProducedState(
     (state) => {
-      const question = state.questions.find((q) => q.id === questionId);
+      const [removed] = state.questions.splice(sourceIndex, 1);
-      if (!question) return;
+      state.questions.splice(destinationIndex, 0, removed);
-      if (question.type === null) throw new Error("Cannot set backend id for untyped question");
-
-      question.backendId = backendId;
     },
     {
-      type: "setQuestionBackendId",
+      type: "reorderQuestionsForm",
-      questionId: questionId,
+      sourceIndex,
-      backendId,
+      destinationIndex,
     }
   );
 
+  updateQuestionOrders();
+};
+
 const updateQuestionOrders = () => {
   const questions = useQuestionsStore
     .getState()