u

uiserver/api/devices.js

@@ -0,0 +1,25 @@
+/**
+ * Devices API - List unique device/channel pairs
+ */
+
+module.exports = function setupDevicesApi(app, { db, OUTPUT_CHANNELS }) {
+    // GET /api/devices - Returns list of unique device/channel pairs (sensors + outputs)
+    app.get('/api/devices', (req, res) => {
+        try {
+            if (!db) throw new Error('Database not connected');
+            // Get sensor channels
+            const sensorStmt = db.prepare("SELECT DISTINCT device, channel FROM sensor_events WHERE data_type = 'number' ORDER BY device, channel");
+            const sensorRows = sensorStmt.all();
+
+            // Add output channels with 'output' as device
+            const outputRows = OUTPUT_CHANNELS.map(ch => ({
+                device: 'output',
+                channel: ch.channel
+            }));
+
+            res.json([...sensorRows, ...outputRows]);
+        } catch (err) {
+            res.status(500).json({ error: err.message });
+        }
+    });
+};