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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import React, { useRef, useEffect } from 'react'; | ||
|
|
||
| import { useContext } from '../../hooks/useContext'; | ||
| import { brush as d3Brush } from 'd3-brush'; | ||
| import { select } from 'd3-selection'; | ||
| interface IBrushProps { | ||
| onSelectNodes: (e: any) => void; | ||
| } | ||
|
|
||
| const Brush: React.FunctionComponent<IBrushProps> = props => { | ||
| const { onSelectNodes } = props; | ||
| const { id, store } = useContext(); | ||
| const { graph, height, width, data } = store; | ||
| const svgRef = useRef(null); | ||
| const selectedNodesRef = useRef([]); | ||
|
|
||
| useEffect(() => { | ||
| if (svgRef.current) { | ||
| const handleBrush = selection => { | ||
| if (!selection) return; | ||
|
|
||
| const [[x0, y0], [x1, y1]] = selection; | ||
| const newSelectedNodes = data.nodes.filter(node => { | ||
| //@ts-ignore | ||
| const { x, y, z } = graph?.graph2ScreenCoords(node.x, node.y, 0); | ||
| return x0 <= x && x <= x1 && y0 <= y && y <= y1; | ||
| }); | ||
| console.log(newSelectedNodes); | ||
| }; | ||
| const svg = select(svgRef.current); | ||
| const brush = d3Brush() | ||
| .extent([ | ||
| [0, 0], | ||
| [width, height], | ||
| ]) | ||
| .on('start', () => { | ||
| selectedNodesRef.current = []; | ||
| }) | ||
| .on('brush', event => handleBrush(event.selection)) | ||
| .on('end', () => onSelectNodes(selectedNodesRef.current)); | ||
|
|
||
| svg.selectAll('g.brush').remove(); // Remove any existing brush group | ||
| svg | ||
| .append('g') | ||
| .attr('class', 'brush') | ||
| .call(brush) | ||
| .append('rect') | ||
| .attr('width', width) | ||
| .attr('height', height) | ||
| .attr('fill', 'none') | ||
| .attr('pointer-events', 'all'); | ||
|
|
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| svg.style('pointer-events', 'none'); | ||
| } | ||
| }, [width, height, onSelectNodes]); | ||
|
|
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| return <svg ref={svgRef} width={width} height={height} style={{ position: 'absolute', top: '0px' }}></svg>; | ||
| }; | ||
|
|
||
| export default Brush; |
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92 changes: 92 additions & 0 deletions
92
packages/studio-graph/src/components/ContextMenu/CommonNeighbor/index.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| import * as React from 'react'; | ||
| import { Typography, Button, Menu } from 'antd'; | ||
| import { useContext } from '../../../hooks/useContext'; | ||
| import { Utils } from '@graphscope/studio-components'; | ||
| import { getDataMap } from '../../Prepare/utils'; | ||
|
|
||
| interface INeighborQueryProps { | ||
| onQuery: (params: any) => Promise<any>; | ||
| } | ||
|
|
||
| const CommonNeighbor: React.FunctionComponent<INeighborQueryProps> = props => { | ||
| const { onQuery } = props; | ||
| const { store, updateStore } = useContext(); | ||
| const { nodeStatus, schema, dataMap, emitter } = store; | ||
|
|
||
| const selectId = | ||
| Object.keys(nodeStatus).filter(key => { | ||
| return nodeStatus[key].selected; | ||
| })[0] || ''; | ||
| const selectNode = dataMap[selectId] || {}; | ||
|
|
||
| const relatedEdges = schema.edges.filter(item => { | ||
| return item.source === selectNode.label; | ||
| }); | ||
| const itemChildren = relatedEdges.map(item => { | ||
| const { source, target, label } = item; | ||
| if (source === target) { | ||
| return { | ||
| key: `(a:${source})-[b:${label}]-(c:${target})`, | ||
| label: `[${label}]-(${target})`, | ||
| }; | ||
| } | ||
| return { | ||
| key: `(a:${source})-[b:${label}]->(c:${target})`, | ||
| label: `[${label}]->(${target})`, | ||
| }; | ||
| }); | ||
|
|
||
| const items = [ | ||
| { | ||
| key: 'CommonNeighbor', | ||
| // icon: <ShareAltOutlined />, | ||
| label: 'CommonNeighbor', | ||
| children: itemChildren, | ||
| }, | ||
| ]; | ||
|
|
||
| const onClick = async ({ key }) => { | ||
| const { name, title } = selectNode.properties; | ||
| let script = ''; | ||
| if (name) { | ||
| script = ` | ||
| MATCH ${key} | ||
| WHERE a.name = "${name}" | ||
| RETURN a, b, c | ||
| `; | ||
| } | ||
| if (title) { | ||
| script = ` | ||
| MATCH ${key} | ||
| WHERE a.title = "${title}" | ||
| RETURN a, b, c | ||
| `; | ||
| } | ||
|
|
||
| console.log(script); | ||
| /** | ||
| * | ||
| * | ||
| * MATCH (p1:Paper)<-[c1:Cite]-(p2:Paper) | ||
| WHERE p1.title = 'Parallel Subgraph Listing in a Large-Scale Graph' | ||
| RETURN p1, c1, p2 | ||
| */ | ||
| const res = await onQuery({ | ||
| script, | ||
| language: 'cypher', | ||
| }); | ||
| console.log(res); | ||
| if (res.nodes.length > 0) { | ||
| updateStore(draft => { | ||
| draft.data = Utils.handleExpand(draft.data, res); | ||
| draft.dataMap = getDataMap(draft.data); | ||
| }); | ||
| } | ||
| emitter?.emit('canvas:click'); | ||
| }; | ||
| return ( | ||
| <Menu onClick={onClick} style={{ margin: '0px', padding: '0px', width: '103%' }} mode="vertical" items={items} /> | ||
| ); | ||
| }; | ||
|
|
||
| export default CommonNeighbor; |
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