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 +1,103 @@
+import React, { useState, useEffect, useCallback } from 'react';
+
+import ReactFlow, {
+  addEdge,
+  MiniMap,
+  Controls,
+  Connection,
+  Edge,
+  Node,
+  useNodesState,
+  useEdgesState,
+} from '@react-flow/core';
+
+const initialNodes: Node[] = [
+  {
+    id: '1',
+    type: 'input',
+    hidden: true,
+    data: { label: 'Node 1' },
+    position: { x: 250, y: 5 },
+  },
+  {
+    id: '2',
+    hidden: true,
+    data: { label: 'Node 2' },
+    position: { x: 100, y: 100 },
+  },
+  {
+    id: '3',
+    hidden: true,
+    data: { label: 'Node 3' },
+    position: { x: 400, y: 100 },
+  },
+  {
+    id: '4',
+    hidden: true,
+    data: { label: 'Node 4' },
+    position: { x: 400, y: 200 },
+  },
+];
+
+const initialEdges: Edge[] = [
+  { id: 'e1-2', source: '1', target: '2' },
+  { id: 'e1-3', source: '1', target: '3' },
+  { id: 'e3-4', source: '3', target: '4' },
+];
+
+const setHidden = (hidden: boolean) => (els: any[]) =>
+  els.map((e: any) => {
+    e.hidden = hidden;
+    return e;
+  });
+
+const HiddenFlow = () => {
+  const [nodes, setNodes, onNodesChange] = useNodesState(initialNodes);
+  const [edges, setEdges, onEdgesChange] = useEdgesState(initialEdges);
+
+  const [isHidden, setIsHidden] = useState<boolean>(true);
+
+  const onConnect = useCallback(
+    (connection: Connection) => {
+      setEdges((eds) => addEdge(connection, eds));
+    },
+    [setEdges]
+  );
+
+  useEffect(() => {
+    setNodes(setHidden(isHidden));
+    setEdges(setHidden(isHidden));
+  }, [isHidden, setEdges, setNodes]);
+
+  console.log(nodes);
+
+  return (
+    <ReactFlow
+      nodes={nodes}
+      edges={edges}
+      onConnect={onConnect}
+      onNodesChange={onNodesChange}
+      onEdgesChange={onEdgesChange}
+    >
+      <MiniMap />
+      <Controls />
+
+      <div style={{ position: 'absolute', left: 10, top: 10, zIndex: 4 }}>
+        <div>
+          <label htmlFor='ishidden'>
+            isHidden
+            <input
+              id='ishidden'
+              type='checkbox'
+              checked={isHidden}
+              onChange={(event) => setIsHidden(event.target.checked)}
+              className='react-flow__ishidden'
+            />
+          </label>
+        </div>
+      </div>
+    </ReactFlow>
+  );
+};
+
+export default HiddenFlow;