Last active
October 8, 2022 01:24
-
-
Save mikkokaar/5caff07a33f4711aa3dd72a40b4e7a73 to your computer and use it in GitHub Desktop.
react-beautiful-dnd wrapper to add payloads and callback support on draggables and droppables, see https://github.com/atlassian/react-beautiful-dnd/issues/498
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import React from "react" | |
import { DragDropContext as DragDropContext_, Droppable as Droppable_, Draggable as Draggable_ } from "react-beautiful-dnd" | |
// Maps | |
const draggableMap = {} | |
const droppableMap = {} | |
// Draggable | |
export class Draggable extends React.Component { | |
componentDidMount() { | |
draggableMap[this.props.draggableId] = this | |
} | |
componentWillUnmount() { | |
delete draggableMap[this.props.draggableId] | |
} | |
callHandler = (handler, result) => { | |
this.props[handler] && this.props[handler](result) | |
} | |
getPayload = () => this.props.payload | |
render() { | |
return <Draggable_ {...this.props} /> | |
} | |
} | |
// Droppable | |
export class Droppable extends React.Component { | |
componentDidMount() { | |
droppableMap[this.props.droppableId] = this | |
} | |
componentWillUnmount() { | |
delete droppableMap[this.props.droppableId] | |
} | |
callHandler = (handler, result) => { | |
this.props[handler] && this.props[handler](result) | |
} | |
getPayload = () => this.props.payload | |
render() { | |
return <Droppable_ {...this.props} /> | |
} | |
} | |
// DragDropContext | |
export class DragDropContext extends React.Component { | |
callHandler = (droppableId, handler, result) => { | |
droppableMap[droppableId] && droppableMap[droppableId].callHandler(handler, result) | |
} | |
callHandlerOnDraggable = (draggableId, handler, result) => { | |
draggableMap[draggableId] && draggableMap[draggableId].callHandler(handler, result) | |
} | |
getPayload = (droppableId) => { | |
return droppableMap[droppableId] && droppableMap[droppableId].getPayload() | |
} | |
getDraggablePayload = (draggableId) => { | |
return draggableMap[draggableId] && draggableMap[draggableId].getPayload() | |
} | |
handleEvent = handler => result => { | |
let { source, destination, draggableId } = result | |
if (source) { source.payload = this.getPayload(source.droppableId) } | |
if (destination) { destination.payload = this.getPayload(destination.droppableId) } | |
result.payload = this.getDraggablePayload(draggableId) | |
// console.log(handler, result) | |
this.callHandlerOnDraggable(draggableId, handler, result) | |
if (destination) { | |
this.callHandler(destination.droppableId, handler, result) | |
} | |
if (!destination || destination.droppableId !== source.droppableId) { | |
this.callHandler(source.droppableId, handler, result) | |
} | |
this.props[handler] && this.props[handler](result) | |
} | |
render() { | |
let newProps = { | |
...this.props, | |
onBeforeDragStart: this.handleEvent('onBeforeDragStart'), | |
onDragStart: this.handleEvent('onDragStart'), | |
onDragUpdate: this.handleEvent('onDragUpdate'), | |
onDragEnd: this.handleEvent('onDragEnd') | |
} | |
return <DragDropContext_ {...newProps} /> | |
} | |
} |
good job!
Thank you for this! I couldn't figure out how to use this file in conjunction with TypeScript, so I translated it and added type definitions. Here's the fork if anyone finds it useful.
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
thanks!