Remote GraphQL Schema Introspection Codegen

• GraphQL Code Generator
• Introspection Plugin
• buildClientSchema docs
• Episode 12

generates:
  ./generated/cartql.json:
    schema: https://api.cartql.com
    plugins:
      - introspection
  ./generated/graphcms.json:
    schema: https://api-eu-central-1.graphcms.com/v2/ckrvra12f06pb01z82dn2ebd4/master
    plugins:
      - introspection

const { buildClientSchema } = require("graphql");

const cartqlIntrospectionResult = require("./generated/cartql.json");
const graphcmsIntrospectionResult = require("./generated/graphcms.json");

const cartQLSchema = buildClientSchema(cartqlIntrospectionResult);
const graphcmsSchema = buildClientSchema(graphcmsIntrospectionResult);

const createRemoteSchema = async ({ schema, url, ...rest }) => {
  const executor = async ({ document, variables }) => {
    const query = typeof document === "string" ? document : print(document);

    return await rawRequest(url, query, variables);
  };

  return wrapSchema({
    schema,
    executor,
    ...rest,
  });
};