Add hasLights topic

apps/visuals/src/api/hasLights.js

@@ -0,0 +1,20 @@
+const { log, conduit, config } = require('../node-common')(['log', 'conduit', 'config']);
+
+/**
+ * Handle a 'hasLights' topic packet.
+ *
+ * @param {object} packet - The conduit packet request.
+ * @param {object} res - Express response object.
+ */
+const handleHasLightsPacket = async (packet, res) => {
+  try {
+    const { LEDS } = config.get(['LEDS']);
+    const hasLights = LEDS.USE_HARDWARE === true;
+    conduit.respond(res, { status: 200, message: { hasLights } });
+  } catch (e) {
+    log.error(e);
+    conduit.respond(res, { status: 500, error: e.message });
+  }
+};
+
+module.exports = handleHasLightsPacket;

apps/visuals/src/modules/api.js

@@ -54,6 +54,7 @@ const setup = async () => {
   conduit.on('off', require('../api/off'), EMPTY_PACKET_SCHEMA);
   conduit.on('demo', require('../api/demo'), EMPTY_PACKET_SCHEMA);
   conduit.on('spotify', require('../api/spotify'), EMPTY_PACKET_SCHEMA);
+  conduit.on('hasLights', require('../api/hasLights'), EMPTY_PACKET_SCHEMA);
 };
 
 module.exports = {

apps/visuals/tests/tests.js

@@ -103,6 +103,17 @@ describe('API', () => {
     });
   });
 
+  describe('Conduit topic: hasLights', () => {
+    it('should return 200 / OK', async () => {
+      const response = await testing.sendConduitPacket({
+        to: 'visuals', topic: 'hasLights',
+      });
+
+      expect(response.status).to.equal(200);
+      expect(response.message.hasLights).to.not.equal(undefined);
+    });
+  });
+
   if (!process.env.DOCKER_TEST) {
     // Requires pre-authorization with remote concierge, and something playing
     describe('Conduit topic: spotify', () => {