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