port more updates

packages/svelte/src/lib/hooks/useNodesEdgesViewport.svelte.ts

@@ -0,0 +1,46 @@
+import { useStore } from '$lib/store';
+
+/**
+ * Hook for getting the current nodes from the store.
+ *
+ * @public
+ * @returns reactive signal of the current edges
+ */
+export function useNodes() {
+  const { nodes } = $derived(useStore());
+  return {
+    get current() {
+      return nodes;
+    }
+  };
+}
+
+/**
+ * Hook for getting the current edges from the store.
+ *
+ * @public
+ * @returns reactive signal of the current edges
+ */
+export function useEdges() {
+  const { edges } = $derived(useStore());
+  return {
+    get current() {
+      return edges;
+    }
+  };
+}
+
+/**
+ * Hook for getting the current viewport from the store.
+ *
+ * @public
+ * @returns reactive signal of the current viewport
+ */
+export function useViewport() {
+  const { viewport } = $derived(useStore());
+  return {
+    get current() {
+      return viewport;
+    }
+  };
+}