Last active
July 16, 2016 00:29
-
-
Save a-axton/4226517fc6e3a9f2c44cb6872bcafc22 to your computer and use it in GitHub Desktop.
Custom route leave
This file contains hidden or 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 RouteLeaveConfirmation from './RouteLeaveConfirmation'; | |
| class ExampleComponent extends React.Component { | |
| onConfirmRouteWillLeave () { | |
| console.log('confirmed'); | |
| } | |
| onCancelRouteWillLeave () { | |
| console.log('cancelled'); | |
| } | |
| routeWillLeave (nextLocation, handleConfirmRouteWillLeave, handleCancelRouteWillLeave) { | |
| if (condition) { | |
| return <Modal> | |
| <button onClick={handleCancelRouteWillLeave}>Cancel</button> | |
| <button onClick={handleConfirmRouteWillLeave}>Continue</button> | |
| </Modal> | |
| } | |
| } | |
| render () { | |
| return ( | |
| <div> | |
| {this.props.routeWillLeaveComponent} | |
| </div> | |
| ); | |
| } | |
| } | |
| export default RouteWillLeaveConfirmation(ExampleComponent); |
This file contains hidden or 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'; | |
| export default function wrap(WrappedComponent) { | |
| return class RouteLeaveConfirmation extends React.Component { | |
| static contextTypes = { | |
| router: React.PropTypes.object.isRequired | |
| }; | |
| constructor (props) { | |
| super(props); | |
| this.state = { | |
| routeWillLeaveComponent: null, | |
| nextLocation: null, | |
| confirmed: false | |
| }; | |
| this.handleConfirmRouteWillLeave = this.handleConfirmRouteWillLeave.bind(this); | |
| this.handleCancelRouteWillLeave = this.handleCancelRouteWillLeave.bind(this); | |
| } | |
| componentDidMount () { | |
| let component = this.refs.component; | |
| this.context.router.setRouteLeaveHook(this.props.route, (nextLocation) => { | |
| if (this.state.confirmed) { return; } | |
| if (component.routeWillLeave) { | |
| let showComponent = component.routeWillLeave(nextLocation, this.handleConfirmRouteWillLeave, this.handleCancelRouteWillLeave); | |
| if (showComponent) { | |
| this.setState({ | |
| routeWillLeaveComponent: showComponent, | |
| nextLocation: nextLocation | |
| }); | |
| return false; | |
| } | |
| return; | |
| } | |
| }); | |
| } | |
| handleConfirmRouteWillLeave () { | |
| let next = this.state.nextLocation; | |
| let action = next.action.toLowerCase(); | |
| let router = this.context.router; | |
| this.setState({ | |
| confirmed: true | |
| }, () => { | |
| if (this.refs.component.onConfirmRouteWillLeave) { | |
| this.refs.component.onConfirmRouteWillLeave(); | |
| } | |
| if (router[action]) { | |
| router[action](next.pathname); | |
| } else { | |
| router.push(next.pathname); | |
| } | |
| }); | |
| } | |
| handleCancelRouteWillLeave () { | |
| if (this.refs.component.onCancelRouteWillLeave) { | |
| this.refs.component.onCancelRouteWillLeave(); | |
| } | |
| this.setState({ | |
| routeWillLeaveComponent: null, | |
| nextLocation: null | |
| }); | |
| } | |
| render() { | |
| return <WrappedComponent | |
| ref='component' | |
| {...this.props} | |
| routeWillLeaveComponent={this.state.routeWillLeaveComponent} | |
| />; | |
| } | |
| } | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment