update(examples): correct examples

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

examples/Basic/Basic.vue

@@ -1,71 +1,45 @@
 <script lang="ts" setup>
-import {
-  VueFlow,
-  MiniMap,
-  Controls,
-  Background,
-  Connection,
-  Edge,
-  Elements,
-  FlowInstance,
-  addEdge,
-  isNode,
-  removeElements,
-} from '~/index'
+import { VueFlow, MiniMap, Controls, Background, FlowInstance, useVueFlow, useNodesState, useEdgesState } from '~/index'
 
-const onNodeDragStop = (e) => console.log('drag stop', e)
-const onElementClick = (e) => console.log('click', e)
-const nodes = ref<Elements>([
+const initialNodes = [
   { id: '1', type: 'input', label: 'Node 1', position: { x: 250, y: 5 } },
   { id: '2', label: 'Node 2', position: { x: 100, y: 100 } },
   { id: '3', label: 'Node 3', position: { x: 400, y: 100 } },
   { id: '4', label: 'Node 4', position: { x: 400, y: 200 } },
-])
-const edges = ref<Elements>([
+]
+const initialEdges = [
   { id: 'e1-2', source: '1', target: '2', animated: true },
   { id: 'e1-3', source: '1', target: '3' },
-])
+]
 const vfInstance = ref<FlowInstance>()
-const onConnect = (params: Edge | Connection) => addEdge(params, edges.value)
-const onLoad = (flowInstance: FlowInstance) => {
+
+const { OnPaneReady, OnNodeDragStop, OnConnect } = useVueFlow()
+const { nodes } = useNodesState({ nodes: initialNodes, applyDefault: true })
+const { edges, addEdges } = useEdgesState({ edges: initialEdges, applyDefault: true })
+OnPaneReady((flowInstance) => {
   flowInstance.fitView({ padding: 0.1 })
   vfInstance.value = flowInstance
-}
+})
+OnNodeDragStop((e) => console.log('drag stop', e))
+OnConnect((params) => addEdges([params]))
 
 const updatePos = () => {
-  nodes.value = nodes.value.map((el) => {
+  nodes.forEach((el) => {
     el.position = {
       x: Math.random() * 400,
       y: Math.random() * 400,
     }
-    return el
   })
 }
 
 const logToObject = () => console.log(vfInstance.value?.toObject())
 const resetTransform = () => vfInstance.value?.setTransform({ x: 0, y: 0, zoom: 1 })
-
 const toggleclasss = () => {
-  nodes.value = nodes.value.map((el) => {
-    if (isNode(el)) el.class = el.class === 'light' ? 'dark' : 'light'
-    return el
-  })
+  nodes.forEach((el) => (el.class = el.class === 'light' ? 'dark' : 'light'))
 }
 </script>
 <template>
-  <VueFlow
-    class="vue-flow-basic-example"
-    :nodes="nodes"
-    :edges="edges"
-    :default-zoom="1.5"
-    :min-zoom="0.2"
-    :max-zoom="4"
-    :zoom-on-scroll="false"
-    @connect="onConnect"
-    @node-drag-stop="onNodeDragStop"
-    @node-click="onElementClick"
-    @pane-ready="onLoad"
-  >
+  <VueFlow class="vue-flow-basic-example" :default-zoom="1.5" :min-zoom="0.2" :max-zoom="4" :zoom-on-scroll="false">
     <Background />
     <MiniMap />
     <Controls />