refactor(store): check if state variables have to be re-set

* instead of just pasting over the state constantly check what needs to be re-set

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

src/types/flow.ts

@@ -9,6 +9,11 @@ export type FlowElement<T = any> = GraphNode<T> | GraphEdge<T>
 export type FlowElements<T = any> = FlowElement<T>[]
 export type Elements<T = any> = (Node<T> | Edge<T>)[]
 
+export type NextElements = {
+  nodes: GraphNode[]
+  edges: GraphEdge[]
+}
+
 export type Transform = [number, number, number]
 
 export enum Position {