refactor(examples): switch examples from cra to nextjs

2022-07-19 17:23:26 +02:00
parent 62c417263c
commit be4dd6f1fa
86 changed files with 755 additions and 45859 deletions
@@ -0,0 +1,44 @@
+import React, { useCallback } from 'react';
+import ReactFlow, {
+  ReactFlowProvider,
+  Node,
+  addEdge,
+  Connection,
+  Edge,
+  useNodesState,
+  useEdgesState,
+} from '@react-flow/core';
+
+import Controls from './Controls';
+
+const initialNodes: Node[] = [
+  { id: '1', data: { label: 'Node 1' }, position: { x: 100, y: 100 } },
+  { id: '2', data: { label: 'Node 2' }, position: { x: 100, y: 200 } },
+];
+
+const initialEdges: Edge[] = [{ id: 'e1-2', source: '1', target: '2' }];
+
+const SaveRestore = () => {
+  const [nodes, setNodes, onNodesChange] = useNodesState(initialNodes);
+  const [edges, setEdges, onEdgesChange] = useEdgesState(initialEdges);
+  const onConnect = useCallback(
+    (params: Connection | Edge) => setEdges((eds) => addEdge(params, eds)),
+    [setEdges]
+  );
+
+  return (
+    <ReactFlowProvider>
+      <ReactFlow
+        nodes={nodes}
+        edges={edges}
+        onNodesChange={onNodesChange}
+        onEdgesChange={onEdgesChange}
+        onConnect={onConnect}
+      >
+        <Controls setNodes={setNodes} setEdges={setEdges} />
+      </ReactFlow>
+    </ReactFlowProvider>
+  );
+};
+
+export default SaveRestore;