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JobProvider.js
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JobProvider.js
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import React, { Component } from 'react'
import PropTypes from 'prop-types'
import createJobContext from './createJobContext'
class JobProvider extends Component {
static propTypes = {
children: PropTypes.node.isRequired,
jobContext: PropTypes.shape({
getNextId: PropTypes.func.isRequired,
resetIds: PropTypes.func.isRequired,
register: PropTypes.func.isRequired,
get: PropTypes.func.isRequired,
getState: PropTypes.func.isRequired,
}),
rehydrateState: PropTypes.shape({
jobs: PropTypes.object.isRequired,
}),
}
static defaultProps = {
jobContext: null,
rehydrateState: {
jobs: {},
},
}
static childContextTypes = {
jobs: PropTypes.shape({
getNextId: PropTypes.func.isRequired,
register: PropTypes.func.isRequired,
get: PropTypes.func.isRequired,
getRehydrate: PropTypes.func.isRequired,
removeRehydrate: PropTypes.func.isRequired,
}).isRequired,
}
constructor(props, context) {
super(props, context)
// This is a workaround because each element instance of a job needs its
// own ids. So between the bootstrapping and the render we need to reset
// the id counter to ensure the ids will match.
if (props.jobContext) {
props.jobContext.resetIds()
}
}
componentWillMount() {
this.jobContext = this.props.jobContext || createJobContext()
this.rehydrateState = this.props.rehydrateState
}
getChildContext() {
return {
jobs: {
getNextId: this.jobContext.getNextId,
register: this.jobContext.register,
get: this.jobContext.get,
getRehydrate: id => this.rehydrateState.jobs[id],
removeRehydrate: id => {
delete this.rehydrateState.jobs[id]
},
},
}
}
render() {
return React.Children.only(this.props.children)
}
}
export default JobProvider