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Add support for cache refresh via GraphiQL #25960

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merged 3 commits into from
Jul 27, 2020
Merged

Add support for cache refresh via GraphiQL #25960

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e7379df
Add cache refresh button
herecydev Jul 22, 2020
d83e180
Formatting
herecydev Jul 22, 2020
81671ca
Explicit return type
herecydev Jul 23, 2020
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23 changes: 22 additions & 1 deletion packages/gatsby-graphiql-explorer/src/app/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -173,7 +173,11 @@ class App extends React.Component {
graphQLFetcher({
query: getIntrospectionQuery(),
}).then(result => {
const newState = { schema: buildClientSchema(result.data) }
const newState = {
schema: buildClientSchema(result.data),
enableRefresh: result.extensions.enableRefresh,
refreshToken: result.extensions.refreshToken,
}

if (this.state.query === null) {
try {
Expand Down Expand Up @@ -302,6 +306,16 @@ class App extends React.Component {
this.setState({ codeExporterIsOpen: newCodeExporterIsOpen })
}

_refreshExternalDataSources = () => {
const options = { method: `post` }
if (this.state.refreshToken) {
options.headers = {
Authorization: this.state.refreshToken,
}
}
return fetch(`/__refresh`, options)
}

render() {
const { query, variables, schema, codeExporterIsOpen } = this.state
const codeExporter = codeExporterIsOpen ? (
Expand Down Expand Up @@ -356,6 +370,13 @@ class App extends React.Component {
label="Code Exporter"
title="Toggle Code Exporter"
/>
{this.state.enableRefresh && (
<GraphiQL.Button
onClick={this._refreshExternalDataSources}
label="Refresh Data"
title="Refresh Data from External Sources"
/>
)}
</GraphiQL.Toolbar>
</GraphiQL>
{codeExporter}
Expand Down
6 changes: 6 additions & 0 deletions packages/gatsby/src/utils/start-server.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -161,6 +161,12 @@ export async function startServer(
return {
schema,
graphiql: false,
extensions(): { [key: string]: unknown } {
return {
enableRefresh: process.env.ENABLE_GATSBY_REFRESH_ENDPOINT,
refreshToken: process.env.GATSBY_REFRESH_TOKEN,
}
},
context: withResolverContext({
schema,
schemaComposer: schemaCustomization.composer,
Expand Down