adding feature flags

backend/app.js

@@ -79,6 +79,7 @@ const projectTeamMembersRouter = require('./routers/projectTeamMembers.router');
 //const slackRouter = require("./routers/slack.router");
 const authRouter = require('./routers/auth.router');
 const healthCheckRouter = require('./routers/healthCheck.router');
+const featureFlagsRouter = require('./routers/featureFlags.router');
 
 // Check that clients to the API are sending the custom request header on all methods
 // except for ones described in the dontCheckCustomRequestHeaderApis array.
@@ -118,6 +119,7 @@ app.use('/api/recurringevents', recurringEventsRouter);
 app.use('/api/projectteammembers', projectTeamMembersRouter);
 //app.use('/api/slack', slackRouter);
 app.use('/api/healthcheck', healthCheckRouter);
+app.use('/api/featureFlags', featureFlagsRouter);
 
 // 404 for all non-defined endpoints.
 app.get('*', (req, res, next) => {

backend/controllers/featureFlags.controller.js

@@ -0,0 +1,23 @@
+const { getAllFlags } = require('../services/featureFlags.service.js');
+
+const expectedHeader = process.env.CUSTOM_REQUEST_HEADER;
+
+const FeatureFlagsController = {};
+
+FeatureFlagsController.index = async function (req, res) {
+    const { headers } = req;
+
+    if (headers['x-customrequired-header'] !== expectedHeader) {
+        return res.sendStatus(403);
+    }
+
+    try {
+        const flags = await getAllFlags("default");
+        return res.status(200).json(flags);
+    } catch (err) {
+        console.error(err);
+        return res.sendStatus(400);
+    }
+};
+
+module.exports = FeatureFlagsController;

backend/controllers/index.js

@@ -4,12 +4,14 @@ const UserController = require('./user.controller');
 const ProjectController = require('./project.controller');
 const HealthCheckController = require('./healthCheck.controller');
 const RecurringEventController = require('./recurringEvent.controller')
+const FeatureFlagsController = require('./featureFlags.controller');
 
 module.exports = {
   EmailController,
   EventController,
   UserController,
   ProjectController,
   HealthCheckController,
-  RecurringEventController
+  RecurringEventController,
+  FeatureFlagsController,
 };