try to load the schema

package-lock.json

@@ -705,6 +705,14 @@
         "apollo-link": "^1.2.3"
       }
     },
+    "apollo-link-schema": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/apollo-link-schema/-/apollo-link-schema-1.1.1.tgz",
+      "integrity": "sha512-zlyt9jlHMK+vwW7jPPetR5oHI/gIdbLmExqVCjJm8xx7KEdP9xKBCy13Zd6r0EYE9tNt5ygWohne6WYtdXBtWQ==",
+      "requires": {
+        "apollo-link": "^1.2.3"
+      }
+    },
     "apollo-link-state": {
       "version": "0.4.2",
       "resolved": "https://registry.npmjs.org/apollo-link-state/-/apollo-link-state-0.4.2.tgz",
@@ -6556,6 +6564,47 @@
           "requires": {
             "inherits": "~2.0.1",
             "readable-stream": "^2.0.2"
+          },
+          "dependencies": {
+            "process-nextick-args": {
+              "version": "2.0.0",
+              "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
+              "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw=="
+            },
+            "readable-stream": {
+              "version": "2.3.6",
+              "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+              "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
+              "requires": {
+                "core-util-is": "~1.0.0",
+                "inherits": "~2.0.3",
+                "isarray": "~1.0.0",
+                "process-nextick-args": "~2.0.0",
+                "safe-buffer": "~5.1.1",
+                "string_decoder": "~1.1.1",
+                "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "inherits": {
+                  "version": "2.0.3",
+                  "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
+                  "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
+                }
+              }
+            },
+            "safe-buffer": {
+              "version": "5.1.2",
+              "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+              "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+            },
+            "string_decoder": {
+              "version": "1.1.1",
+              "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+              "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+              "requires": {
+                "safe-buffer": "~5.1.0"
+              }
+            }
           }
         },
         "string_decoder": {

package.json

@@ -17,6 +17,7 @@
     "apollo-client": "^2.4.2",
     "apollo-engine": "^0.5.4",
     "apollo-errors": "^1.4.0",
+    "apollo-link-schema": "^1.1.1",
     "apollo-link-state": "^0.4.2",
     "apollo-server": "^2.1.0",
     "apollo-server-express": "^2.1.0",

packages/vulcan-lib/lib/server/apollo-ssr/createClient.js

@@ -7,36 +7,38 @@
 
 
 import { ApolloClient } from 'apollo-client';
-import { createHttpLink } from 'apollo-link-http';
-import fetch from 'node-fetch'
 import { InMemoryCache } from 'apollo-cache-inmemory';
 
-// Alternative that does not send real HTTP queries
-// @see https://www.apollographql.com/docs/react/features/server-side-rendering.html#local-queries
-// import { SchemaLink } from 'apollo-link-schema';
-// import schema from "???"
+import { SchemaLink } from 'apollo-link-schema';
+// TODO: how to import the schema?
+import { GraphQLSchema } from '../../modules/graphql'
+const schema = {} // TODO ???
 
+// @see https://www.apollographql.com/docs/react/features/server-side-rendering.html#local-queries
+// import { createHttpLink } from 'apollo-link-http';
+// import fetch from 'node-fetch'
 
 const createClient = (req) => {
     const client = new ApolloClient({
         ssrMode: true,
+        link: new SchemaLink({ schema }),
+
+        // @see https://www.apollographql.com/docs/react/features/server-side-rendering.html#local-queries
         // Remember that this is the interface the SSR server will use to connect to the
         // API server, so we need to ensure it isn't firewalled, etc
-        link: createHttpLink({
-            uri: 'http://localhost:3000',
-            credentials: 'same-origin',
-            headers: {
-                // NOTE: this is a Connect req, not an Express req,
-                // so req.header is not defined
-                // cookie: req.header('Cookie'),
-                cookie: req.headers['cookie'],
-            },
-            // need to explicitely pass fetch server side
-            fetch
-        }),
+        //link: createHttpLink({
+        //    uri: 'http://localhost:3000',
+        //    credentials: 'same-origin',
+        //    headers: {
+        //        // NOTE: this is a Connect req, not an Express req,
+        //        // so req.header is not defined
+        //        // cookie: req.header('Cookie'),
+        //        cookie: req.headers['cookie'],
+        //    },
+        //    // need to explicitely pass fetch server side
+        //    fetch
+        //}),
 
-        // Alternative that does not send real HTTP queries
-        // link: new SchemaLink({ schema }),
         
         cache: new InMemoryCache(),
     });