refactor(react): handle parent expand in store instead of applyChanges

packages/react/src/utils/changes.ts

@@ -10,51 +10,6 @@ import type {
   InternalNode,
 } from '../types';
 
-export function handleParentExpand(updatedElements: any[], updateItem: any) {
-  for (const [index, item] of updatedElements.entries()) {
-    if (item.id === updateItem.parentNode) {
-      const parent = { ...item };
-      parent.computed ??= {};
-
-      const extendWidth = updateItem.position.x + updateItem.computed.width - parent.computed.width;
-      const extendHeight = updateItem.position.y + updateItem.computed.height - parent.computed.height;
-
-      if (extendWidth > 0 || extendHeight > 0 || updateItem.position.x < 0 || updateItem.position.y < 0) {
-        parent.width = parent.width ?? parent.computed.width;
-        parent.height = parent.height ?? parent.computed.height;
-
-        if (extendWidth > 0) {
-          parent.width += extendWidth;
-        }
-
-        if (extendHeight > 0) {
-          parent.height += extendHeight;
-        }
-
-        if (updateItem.position.x < 0) {
-          const xDiff = Math.abs(updateItem.position.x);
-          parent.position.x = parent.position.x - xDiff;
-          parent.width += xDiff;
-          updateItem.position.x = 0;
-        }
-
-        if (updateItem.position.y < 0) {
-          const yDiff = Math.abs(updateItem.position.y);
-          parent.position.y = parent.position.y - yDiff;
-          parent.height += yDiff;
-          updateItem.position.y = 0;
-        }
-
-        parent.computed.width = parent.width;
-        parent.computed.height = parent.height;
-
-        updatedElements[index] = parent;
-      }
-      break;
-    }
-  }
-}
-
 // This function applies changes to nodes or edges that are triggered by React Flow internally.
 // When you drag a node for example, React Flow will send a position change update.
 // This function then applies the changes and returns the updated elements.
@@ -111,7 +66,7 @@ function applyChanges(changes: any[], elements: any[]): any[] {
     const updatedElement = { ...element };
 
     for (const change of changes) {
-      applyChange(change, updatedElement, updatedElements);
+      applyChange(change, updatedElement);
     }
 
     updatedElements.push(updatedElement);
@@ -121,7 +76,7 @@ function applyChanges(changes: any[], elements: any[]): any[] {
 }
 
 // Applies a single change to an element. This is a *mutable* update.
-function applyChange(change: any, element: any, elements: any[] = []): any {
+function applyChange(change: any, element: any): any {
   switch (change.type) {
     case 'select': {
       element.selected = change.selected;
@@ -137,9 +92,6 @@ function applyChange(change: any, element: any, elements: any[] = []): any {
         element.dragging = change.dragging;
       }
 
-      if (element.expandParent) {
-        handleParentExpand(elements, element);
-      }
       break;
     }
 
@@ -159,10 +111,6 @@ function applyChange(change: any, element: any, elements: any[] = []): any {
         element.resizing = change.resizing;
       }
 
-      if (element.expandParent) {
-        handleParentExpand(elements, element);
-      }
-
       break;
     }
   }