diff --git a/index.js b/index.js
index e7b8627..1eeb591 100644
--- a/index.js
+++ b/index.js
@@ -16,17 +16,148 @@ app.listen(process.env.PORT || 8080, () => {
 	console.log(`Listening on port ${process.env.PORT || 8080}`);
 });
 
-const mqttClient = mqtt.connect(process.env.MQTT);
+const mqttClient = mqtt.connect(process.env.MQTT, { clean: true, });
 
 mqttClient.on("connect", (a) => {
 	console.log(`Connected to ${process.env.MQTT}`);
+	// mqttClient.publish("door/lock", JSON.stringify({ deviceId: 2, lock: true }));
+	// setTimeout(() => {
+	// 	mqttClient.publish("door/lock", JSON.stringify({ deviceId: 2, lock: false }));
+	// }, 3000);
 });
 
 mqttClient.subscribe("motion");
-mqttClient.subscribe("sound");
+// mqttClient.subscribe("sound");
 mqttClient.subscribe("temperature");
 mqttClient.subscribe("light");
+mqttClient.subscribe("door/status");
+mqttClient.subscribe("display/arm");
+mqttClient.subscribe("display/disarm");
+
+function insertEvent(deviceId, eventType) {
+	db.query(`
+		INSERT INTO events (deviceId, type)
+				VALUES ($1, $2)
+		`, [
+		deviceId,
+		eventType
+	]);
+}
+
+function triggerAlarm(deviceId) {
+	mqttClient.publish("alarm/state", JSON.stringify({ status: Triggered }));
+	alarmStatus = Triggered;
+	console.log("Alarm has been triggered");
+	insertEvent(deviceId, Triggered);
+}
+
+function disarmingAlarm(deviceId) {
+	mqttClient.publish("alarm/state", JSON.stringify({ status: Disarming }));
+	alarmStatus = Disarming;
+	console.log("Alarm has been set to Disarming");
+	timer = setTimeout(disarmingTimerRunout, 30, deviceId);
+	insertEvent(deviceId, Disarming);
+}
+
+function disarmingTimerRunout(deviceId) {
+	if (alarmStatus === Disarming) {
+		triggerAlarm(deviceId);
+	}
+}
+
+function armAlarm(deviceId) {
+	mqttClient.publish("alarm/state", JSON.stringify({ status: Arming }));
+	alarmStatus = Arming;
+	console.log("Alarm has been set to Arming");
+	timer = setTimeout(armingTimerRunout, 30, deviceId);
+	insertEvent(deviceId, Arming);
+}
+
+function armingTimerRunout(deviceId) {
+	if (alarmStatus === Arming) {
+		mqttClient.publish("alarm/state", JSON.stringify({ status: Armed }));
+		mqttClient.publish("door/lock", JSON.stringify({ deviceId: 2, lock: true }));
+		alarmStatus = Armed;
+		console.log("Alarm has been set to Armed");
+		insertEvent(deviceId, Armed);
+	}
+}
+
+function disarmAlarm(deviceId) {
+	mqttClient.publish("alarm/state", JSON.stringify({ status: Disarmed }));
+	mqttClient.publish("door/lock", JSON.stringify({ deviceId: 2, lock: false }));
+	alarmStatus = Disarmed;
+	clearTimeout(timer);
+	console.log("Alarm has been set to Disarmed");
+	insertEvent(deviceId, Disarmed);
+}
+
+let timer;
+
+let alarmStatus = Armed;
 
 mqttClient.on("message", (topic, message) => {
-	console.log(topic, message.toString());
+	// console.log(topic, message.toString());
+	switch (topic) {
+		case "motion": {
+			const data = JSON.parse(message);
+			if (alarmStatus === Armed && data.value === true) {
+				console.log("motion");
+				triggerAlarm(data.deviceId);
+			}
+			break;
+		}
+		case "sound": {
+			const data = JSON.parse(message);
+			if (alarmStatus === Armed) {
+				console.log("sound", data.value);
+				triggerAlarm(data.deviceId);
+			}
+			break;
+		}
+		case "door/status": {
+			const data = JSON.parse(message);
+			console.log(data);
+			if (alarmStatus === Armed && data.open === true) {
+				console.log("door sensor");
+				disarmingAlarm(data.deviceId);
+			}
+			break;
+		}
+		case "arm": {
+			const data = JSON.parse(message);
+			armAlarm(data.deviceId);
+			break;
+		}
+		case "disarm": {
+			const data = JSON.parse(message);
+			disarmAlarm(data.deviceId);
+			break;
+		}
+		case "light": {
+			const data = JSON.parse(message);
+			db.query(`
+			INSERT INTO light_measurements (deviceId, value)
+					VALUES ($1, $2)
+			`, [
+				data.deviceId,
+				data.value
+			]);
+			break;
+		}
+		case "temperature": {
+			const data = JSON.parse(message);
+			db.query(`
+			INSERT INTO temperature_measurements (deviceId, value)
+					VALUES ($1, $2)
+			`, [
+				data.deviceId,
+				data.value
+			]);
+			break;
+		}
+		default:
+			console.log("Unsupported topic received: " + topic);
+			break;
+	}
 });
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