Server: AuthID passed from decoded token via context

client/src/App.js

@@ -34,7 +34,7 @@ const errorLink= onError(({ graphQLErrors, networkError }) => {
     graphQLErrors.map(({ message, locations, path }) =>
       console.log(
         `[GraphQL error]: Message: ${message}, Location: ${locations}, Path: ${path}`,
-      ),
+      )
     );
   if (networkError) console.log(`[Network error]: ${networkError}`);
 })

client/src/components/LoggedInUser.js

@@ -52,12 +52,4 @@ class LoggedInUser extends Component {
   }
 }
 
-export default graphql(getUserByAuthIdQuery, { // What follows is the way to pass a parameter to a query.
-  options: (props) => {
-    return {
-      variables: {
-        authId: props.authId
-      }
-    }
-  }
-})(LoggedInUser); // This binds the querty to the component
+export default graphql(getUserByAuthIdQuery)(LoggedInUser); // This binds the querty to the component

client/src/components/NavBar.js

@@ -53,7 +53,7 @@ class NavBar extends Component {
     const userStored = localStorage.getItem('user');
 
     if (userStored !== null && userStored !== undefined && userStored !== 'undefined') {
-      const user = JSON.parse(userStored);
+      const user = userStored;
 
       /* For some reason, the result of GraphQL some times varies, that is why I had to do the following hack. */
 

client/src/queries/queries.js

@@ -35,8 +35,8 @@ query($id: ID){
 `
 
 const getUserByAuthIdQuery = gql`
-query($authId: String){
-    userByAuthId (authId: $authId){
+query {
+    userByAuthId{
       id
       alias
       firstName

server/app.js

@@ -26,25 +26,26 @@ mongoose.connection.once('open', () => {
 
 /* Here we bind all requests to this endpoint to be procecced by the GraphQL Library. */
 
+app.post('/graphql', checkJwt, (err, req, res, next) => {
+    console.log('checkJwt middleware req.user: ', req.user);
+    if (err) return res.status(401).send({error: `[Authenticate Token Error] ${err.message}`});
+    next();
+  }
+);
+
 app.get('/graphql', graphqlHTTP({
   schema,
   graphiql: true
 }));
 
-app.post('/graphql', graphqlHTTP({
+app.post('/graphql', graphqlHTTP(req => ({
   schema,
   graphiql: false,
-  context: req => ({ ...req })
-}));
+  context: { user: req.user }
+  })
+));
 
-app.post('/graphql', checkJwt, (err, req, res, next) => {
-    console.log(req);
-    if (err) return res.status(401).send(`[Authenticate Token Error] ${err.message}`);
-    next();
-  }
-);
-
-app.post('/graphql', (req, res, done) => getUser(req, res, done));
+app.post('/graphql', (err, req, res, done) => getUser(req, res, done));
 
 app.listen(4000,() => {
   console.log('Now listening for requests on port 4000');

server/schema/schema.js

@@ -77,20 +77,28 @@ const RootQuery = new GraphQLObjectType({
       },
       userByAuthId: {
         type: UserType,
-        args: {authId: {type: GraphQLString}},
-        resolve(parent,args) {
+        // args: {authId: {type: GraphQLString}}, // Get AuthId from context rather than send from client.
+        resolve(parent, args, context) {
           // Code to get data from data source.
+          console.log('userByAuthId: ', parent, args, context);
 
           if (INFO_LOG === true) { console.log("[INFO] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> resolve -> Entering function."); }
+          if (INFO_LOG === true) { console.log("[INFO] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> context.user = " + context.user); }
 
+          if (context.user ===  undefined || context.user.sub ===  undefined || context.user.sub ===  null) {
+            if (global.ERROR_LOG === true) { console.log("[ERROR] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> noContextUser -> err.message = Not Logged In"); }
+            return null;
+          }
+
+          const authId = context.user.sub;
           /* In order to be able to wait for asyc calls to the database, we need to return a promise to GraphQL. */
 
           const promiseToGraphQL = new Promise((resolve, reject) => {
 
             if (INFO_LOG === true) { console.log("[INFO] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> resolve -> Promise -> Entering function."); }
-            if (INFO_LOG === true) { console.log("[INFO] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> resolve -> Promise -> args.authId = " + args.authId); }
+            if (INFO_LOG === true) { console.log("[INFO] " + MODULE_NAME + " -> RootQuery -> userByAuthId -> resolve -> Promise -> args.authId = " + authId); }
 
-            findUserByAuthId(args.authId, onUserFound);
+            findUserByAuthId(authId, onUserFound);
 
             function onUserFound(err, responseToGraphQL) {
 
@@ -274,7 +282,6 @@ function findUserByAuthId(authId, callBackFunction) {
 
     if (global.ERROR_LOG === true) { console.log("[ERROR] " + MODULE_NAME + " -> findUserByAuthId -> err.message = " + err.message); }
     callBackFunction(global.DEFAULT_FAIL_RESPONSE, { error: err });
-
   }
 }