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const ProductOverview = () => {

    const { id } = useParams();

    const { loading, data, error } = useProductAndReviewsQuery({
        variables: {
            id
        },
    })

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query ProductAndReviews($id: ID!) {
    product(id: $id) {
        id
        name
        description,
        reviews {
            id,
            text,
            starRating
        }

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overwrite: true
schema: "http://localhost:4000"
documents: "src/**/!(*.d).{ts,tsx,graphql}"
generates:
  src/generated/graphql-types.ts:
    plugins:
      - "typescript"
      - "typescript-operations"
      - "typescript-react-apollo"
    config:

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{
	"data": {
		"product": {
			"id": "1",
			"name": "Saturn V",
			"description": "The Original Super Heavy-Lift Rocket!",
			"createdDate": "2022-08-27T13:01:54+03:00",
			"reviews": [
				{
					"id": "1020",

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query Products {
    product(id: 1) {
        id
        name
        description,
		    createdDate,
		reviews{
			id,
			text,
			starRating

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@Controller
class ReviewController(
    private val reviewService: ReviewService
) {

    @BatchMapping
    fun reviews(products: MutableList<Product>): Mono<Map<Product, List<Review>>> {
        val productIds = products.map {it.id}.toMutableList()
        val result = reviewService.getReviewsByProductIdsIn(productIds)
        return result

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type Product @key(fields: "id") @extends {
    id: ID! @external
    reviews: [Review!]!
}

type Review {
    id: ID!,
    text: String
    starRating: Int!
}

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scalar OffsetDateTime

type Query {
    product(id: ID!): Product
    products: [Product!]!
}

type Product @key(fields: "id") {
    id: ID!
    name: String!

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const startGateway = (config, apolloGatewayConfig) => {
    const corsOptions = {
        origin: config.CORS_ALLOWED_ORIGINS.split(", "),
        credentials: config.CORS_ALLOW_CREDENTIALS
    }

    const gateway = new ApolloGateway(apolloGatewayConfig);

    const server = new ApolloServer({
        gateway,

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public class AcceptHeaderResolver extends AcceptHeaderLocaleResolver {

    private static final String LOCALE_PARAM = "locale";

    @Override
    public Locale resolveLocale(HttpServletRequest request) {
        String localeParam = request.getParameter(LOCALE_PARAM);
        if (StringUtils.hasText(localeParam)) {
            Locale locale = StringUtils.parseLocaleString(localeParam);
            this.setDefaultLocale(locale);