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182 changes: 177 additions & 5 deletions
182
src/data_management/geoblocks/buildComponents/GeoBlockVisualComponent.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,9 +1,181 @@ | ||
| import React from 'react'; | ||
| import React, { useRef, useState } from 'react'; | ||
| import ReactFlow, { | ||
| addEdge, | ||
| Connection, | ||
| ConnectionLineType, | ||
| Controls, | ||
| Edge, | ||
| Elements, | ||
| isNode, | ||
| MiniMap, | ||
| Position, | ||
| ReactFlowProvider, | ||
| removeElements, | ||
| updateEdge, | ||
| useUpdateNodeInternals | ||
| } from 'react-flow-renderer'; | ||
| import { SideBar } from './blockComponents/SideBar'; | ||
| import { Block } from './blockComponents/Block'; | ||
| import { BooleanBlock } from './blockComponents/BooleanBlock'; | ||
| import { GroupBlock } from './blockComponents/GroupBlock'; | ||
| import { NumberBlock } from './blockComponents/NumberBlock'; | ||
| import { RasterBlock } from './blockComponents/RasterBlock'; | ||
| import { StringBlock } from './blockComponents/StringBlock'; | ||
| import { ArrayBlock } from './blockComponents/ArrayBlock'; | ||
| import { geoblockType } from '../../../types/geoBlockType'; | ||
| import { getBlockData } from '../../../utils/geoblockUtils'; | ||
| import { targetHandleValidator } from '../../../utils/geoblockValidators'; | ||
| import edgeStyle from './blockComponents/Edge.module.css'; | ||
|
|
||
| interface MyProps { | ||
| elements: Elements, | ||
| setElements: React.Dispatch<React.SetStateAction<Elements<any>>> | ||
| } | ||
|
|
||
| const GeoBlockVisualFlow = (props: MyProps) => { | ||
| const { elements, setElements } = props; | ||
| const reactFlowWrapper = useRef<any>(null); | ||
| const updateNodeInternals = useUpdateNodeInternals(); | ||
| const [reactFlowInstance, setReactFlowInstance] = useState<any>(null); | ||
|
|
||
| // gets called after end of edge gets dragged to another source or target | ||
| const onEdgeUpdate = (oldEdge: Edge, newConnection: Connection) => { | ||
| setElements((els) => updateEdge(oldEdge, newConnection, els)); | ||
| newConnection.target && updateNodeInternals(newConnection.target); // update node internals | ||
| }; | ||
|
|
||
| const onConnect = (params: Edge | Connection) => { | ||
| const connectError = targetHandleValidator(elements, params); | ||
| if (connectError) return console.error(connectError.errorMessage); | ||
|
|
||
| setElements((els) => { | ||
| const source = els.find(el => el.id === params.source)!; | ||
| return addEdge({ | ||
| ...params, | ||
| type: ConnectionLineType.SmoothStep, | ||
| animated: true, | ||
| className: ( | ||
| source.type === 'NumberBlock' ? edgeStyle.NumberEdge : | ||
| source.type === 'StringBlock' ? edgeStyle.StringEdge : | ||
| source.type === 'BooleanBlock' ? edgeStyle.BooleanEdge : | ||
| edgeStyle.BlockEdge | ||
| ) | ||
| }, els); | ||
| }); | ||
| params.target && updateNodeInternals(params.target); // update node internals | ||
| }; | ||
|
|
||
| const onElementsRemove = (elementsToRemove: Elements) => { | ||
| setElements((els) => removeElements(elementsToRemove, els)) | ||
| }; | ||
|
|
||
| const onLoad = (_reactFlowInstance: any) => { | ||
| setReactFlowInstance(_reactFlowInstance); | ||
| }; | ||
|
|
||
| // Drag and drop actions | ||
| const onDragOver = (event: React.DragEvent<HTMLDivElement>) => { | ||
| event.preventDefault(); | ||
| event.dataTransfer.dropEffect = 'move'; | ||
| }; | ||
|
|
||
| const onDrop = (event: React.DragEvent<HTMLDivElement>) => { | ||
| event.preventDefault(); | ||
| if (reactFlowWrapper && reactFlowWrapper.current) { | ||
| const reactFlowBounds = reactFlowWrapper.current.getBoundingClientRect(); | ||
| const blockName = event.dataTransfer.getData('application/reactflow'); | ||
| const position = reactFlowInstance.project({ | ||
| x: event.clientX - reactFlowBounds.left, | ||
| y: event.clientY - reactFlowBounds.top, | ||
| }); | ||
| const sourcePosition = Position.Right; | ||
| const targetPosition = Position.Left; | ||
|
|
||
| // Keep track of number of block elements in the graph to create block id | ||
| const numberOfBlocks = elements.filter(elm => { | ||
| // @ts-ignore | ||
| return isNode(elm) && elm.data && elm.data.classOfBlock === geoblockType[blockName].class; | ||
| }).length; | ||
| const idOfNewBlock = blockName + numberOfBlocks; | ||
|
|
||
| const newBlock = { | ||
| id: idOfNewBlock, | ||
| type: ( | ||
| blockName === 'RasterBlock' || blockName === 'NumberBlock' || blockName === 'BooleanBlock' || blockName === 'StringBlock' ? blockName : | ||
| blockName === 'Group' || blockName === 'FillNoData' ? 'GroupBlock' : 'Block' | ||
| ), | ||
| position, | ||
| sourcePosition, | ||
| targetPosition, | ||
| data: getBlockData(blockName, numberOfBlocks, idOfNewBlock, setElements) | ||
| }; | ||
| console.log('newBlock', newBlock); | ||
| setElements((es) => es.concat(newBlock)); | ||
| }; | ||
| }; | ||
|
|
||
| export const GeoBlockVisualComponent = () => { | ||
| return ( | ||
| <div> | ||
| GeoBlock Visual Component | ||
| <div | ||
| style={{ | ||
| display: 'grid', | ||
| gridTemplateColumns: '1fr 150px', | ||
| columnGap: 10, | ||
| margin: '20px 0', | ||
| height: 550 | ||
| }} | ||
| > | ||
| <ReactFlow | ||
| ref={reactFlowWrapper} | ||
| elements={elements} | ||
| onElementsRemove={onElementsRemove} | ||
| style={{ | ||
| position: 'relative', | ||
| border: '1px solid lightgrey', | ||
| borderRadius: 10 | ||
| }} | ||
| snapToGrid | ||
| onEdgeUpdate={onEdgeUpdate} | ||
| onConnect={onConnect} | ||
| onLoad={onLoad} | ||
| onDragOver={onDragOver} | ||
| onDrop={onDrop} | ||
| nodeTypes={{ | ||
| Block: Block, | ||
| BooleanBlock: BooleanBlock, | ||
| GroupBlock: GroupBlock, | ||
| RasterBlock: RasterBlock, | ||
| NumberBlock: NumberBlock, | ||
| StringBlock: StringBlock, | ||
| ArrayBlock: ArrayBlock | ||
| }} | ||
| > | ||
| {elements.length > 100 ? ( | ||
| <MiniMap | ||
| nodeColor={(node) => { | ||
| if (node.type === 'RasterBlock') return 'orange'; | ||
| if (node.type === 'Block' && node.data.outputBlock) return 'red'; | ||
| if (node.type === 'Block' || node.type === 'GroupBlock') return 'green'; | ||
| return 'lightgrey'; | ||
| }} | ||
| nodeStrokeWidth={3} | ||
| /> | ||
| ) : null} | ||
| <Controls /> | ||
| </ReactFlow> | ||
| <SideBar /> | ||
| </div> | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| export const GeoBlockVisualComponent = (props: MyProps) => ( | ||
| // Wrap the GeoBlockVisualFlow component inside the ReactFlowProvider | ||
| // to have access to the useUpdateNodeInternals hook of react-flow. | ||
| // the useUpdateNodeInternals hook is used to update the node manually | ||
| // when there are changes that cannot be automatically updated to the node. | ||
| <ReactFlowProvider> | ||
| <GeoBlockVisualFlow | ||
| elements={props.elements} | ||
| setElements={props.setElements} | ||
| /> | ||
| </ReactFlowProvider> | ||
| ) |
33 changes: 33 additions & 0 deletions
33
src/data_management/geoblocks/buildComponents/blockComponents/ArrayBlock.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| import React from 'react'; | ||
| import { Handle, Node, Position } from 'react-flow-renderer'; | ||
| import formStyles from './../../../../styles/Forms.module.css'; | ||
| // import styles from './Block.module.css'; | ||
|
|
||
| interface ArrayBlockInput { | ||
| value: string, | ||
| onChange: (value: string) => void, | ||
| } | ||
|
|
||
| export const ArrayBlock = (props: Node<ArrayBlockInput>) => { | ||
| const { value } = props.data!; | ||
| return ( | ||
| <div> | ||
| <input | ||
| type="text" | ||
| title={JSON.stringify(value)} | ||
| className={formStyles.FormControl} | ||
| // onChange={e => onChange(e.target.value)} | ||
| value={JSON.stringify(value)} | ||
| readOnly | ||
| style={{ | ||
| width: 140, | ||
| fontSize: 12 | ||
| }} | ||
| /> | ||
| <Handle | ||
| type="source" | ||
| position={Position.Right} | ||
| /> | ||
| </div> | ||
| ) | ||
| } |
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