Refactor #5025: Add env. vars. for graphql playground and introspection

Signed-off-by: Bruno Lehnen <[email protected]>

.env.example

@@ -13,3 +13,5 @@ REACTION_USER_NAME=admin
 REACTION_USER=Admin
 ROOT_URL=http://localhost:3000
 IDENTITY_PROVIDER_MODE=all
+GRAPHQL_INTROSPECTION_ENABLED=true
+GRAPHQL_PLAYGROUND_ENABLED=true

imports/node-app/core/createApolloServer.js

@@ -2,6 +2,7 @@ import cors from "cors";
 import express from "express";
 import { makeExecutableSchema, mergeSchemas } from "apollo-server";
 import { ApolloServer } from "apollo-server-express";
+import envalid, { bool } from "envalid";
 import buildContext from "./util/buildContext";
 import getErrorFormatter from "./util/getErrorFormatter";
 import tokenMiddleware from "./util/tokenMiddleware";
@@ -31,6 +32,10 @@ export default function createApolloServer(options = {}) {
   const schemas = options.schemas || [];
   const schemasToMerge = schemas.filter((td) => typeof td !== "string");
   const typeDefs = schemas.filter((td) => typeof td === "string");
+  const env = envalid.cleanEnv(process.env, {
+      GRAPHQL_INTROSPECTION_ENABLED: bool({ default: false }),
+      GRAPHQL_PLAYGROUND_ENABLED: bool({ default: false })
+  });
 
   // Create a custom Express server so that we can add our own middleware and HTTP routes
   const app = express();
@@ -59,7 +64,9 @@ export default function createApolloServer(options = {}) {
     schema,
     subscriptions: {
       path
-    }
+    },
+    instrospection: env.GRAPHQL_INSTROSPECTION_ENABLED,
+    playground: env.GRAPHQL_PLAYGROUND_ENABLED
   });
 
   // GraphQL endpoint, enhanced with JSON body parser