Forked from lukaswelte/relay-pass-variables-to-child-components-example.js
Created
August 31, 2017 18:10
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Pass relay variables down to other components
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class ChildComponent extends React.Component { | |
render() { | |
const {hello} = this.props.greetings; | |
return <h1>{hello}</h1>; | |
} | |
} | |
const ChildContainer = Relay.createContainer(ChildComponent, { | |
initialVariables: { | |
name: 'A', | |
}, | |
fragments: { | |
greetings: () => Relay.QL` | |
fragment on Greetings { | |
hello(name: $name), | |
} | |
`, | |
} | |
}); | |
class ParentComponent extends React.Component { | |
render() { | |
// *** have to pass `name` prop here *** | |
this.props.relay.setVariables({ | |
name: "Name", | |
}); | |
return ( | |
<ChildContainer | |
greetings={this.props.greetings} | |
name={this.props.relay.variables.name} | |
/> | |
); | |
} | |
} | |
const ParentContainer = Relay.createContainer(ParentComponent, { | |
initialVariables: { | |
name: 'C', | |
}, | |
fragments: { | |
greetings: ({name}) => Relay.QL` | |
fragment on Greetings { | |
${ChildContainer.getFragment('greetings', {name})}, | |
} | |
`, | |
} | |
}); | |
class Route extends Relay.Route { | |
static routeName = 'Hello'; | |
static queries = { | |
greetings: () => Relay.QL` | |
query GreetingsQuery { | |
greetings, | |
} | |
`, | |
}; | |
} | |
ReactDOM.render( | |
<Relay.RootContainer | |
Component={ParentContainer} | |
route={new Route({name: 'C'})} | |
/>, | |
mountNode | |
); | |
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