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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,37 +1,26 @@ | ||
| import React, { PureComponent } from 'react'; | ||
| import PropTypes from 'prop-types'; | ||
| import { DropTarget } from 'react-dnd'; | ||
| import React from 'react'; | ||
| import { useDrop } from 'react-dnd'; | ||
|
|
||
| const spec = { | ||
| drop: (props, monitor) => { | ||
| const message = `Dropped: ${monitor.getItem().color}`; | ||
| document.getElementById('console').innerHTML += `${message}<br />`; | ||
| }, | ||
| }; | ||
|
|
||
| function collect(connect, monitor) { | ||
| return { | ||
| connectDropTarget: connect.dropTarget(), | ||
| isOver: monitor.isOver(), | ||
| canDrop: monitor.canDrop(), | ||
| }; | ||
| } | ||
| const Basket = () => { | ||
| const [collectedProps, drop] = useDrop({ | ||
| accept: 'card', | ||
| drop: (item) => { | ||
| const message = `Dropped: ${item.color}`; | ||
| document.getElementById('console').innerHTML += `${message}<br />`; | ||
| }, | ||
| collect: (monitor) => { | ||
| return { | ||
| isOver: monitor.isOver(), | ||
| canDrop: monitor.canDrop(), | ||
| }; | ||
| }, | ||
| }); | ||
|
|
||
| class Basket extends PureComponent { | ||
| static propTypes = { | ||
| connectDropTarget: PropTypes.func.isRequired, | ||
| isOver: PropTypes.bool.isRequired, | ||
| canDrop: PropTypes.bool.isRequired, | ||
| } | ||
| const isOver = collectedProps.isOver; | ||
| const canDrop = collectedProps.canDrop; | ||
| const style = {backgroundColor: (isOver && canDrop) ? '#f3f3f3' : '#cccccc', border: '1px dashed black'}; | ||
|
|
||
| render() { | ||
| const isOver = this.props.isOver; | ||
| const canDrop = this.props.canDrop; | ||
| const connectDropTarget = this.props.connectDropTarget; | ||
| const style = { backgroundColor: (isOver && canDrop) ? '#f3f3f3' : '#cccccc', border: '1px dashed black' }; | ||
|
|
||
| return connectDropTarget(<div className="square" style={style} />); | ||
| } | ||
| } | ||
| return <div className="square" style={style} ref={drop} />; | ||
| }; | ||
|
|
||
| export default DropTarget('square', spec, collect)(Basket); | ||
| export default Basket; |
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