Saataa andagii !

js-app/.gitignore

@@ -0,0 +1,2 @@
+deno.lock
+

js-app/main.ts

@@ -4,7 +4,7 @@ import mqtt from "npm:mqtt"
 const app = express()
 const client = mqtt.connect("mqtt://localhost")
 
-var temp = {
+var vals = {
   "min": {
     "temp": 100,
     "place": ""
@@ -16,22 +16,29 @@ var temp = {
 }
 
 app.get("/temp", (req, res) => {
-  res.status(200).send({
-    "min": {
-      "temp": 12,
-      "place": "Salon"
-    },
-    "max": {
-      "temp": 50,
-      "place": 'Four'
-    }
-  })
+  res.status(200).send(vals)
 })
 
+client.on("connect", () => {
+  client.subscribe("Building/temp", (err) => {
+    console.log("Subscribed to Building/temp topic.")
+  });
+});
+
 client.on("message", (topic, message) => {
-  console.log(topic, message.toString())
-  if (topic == "temp") {
-    console.log(message.split(":"))
+  if (topic == "Building/temp") {
+    const [ temp_str, place ] = message.toString().split(":")
+    const temp = parseFloat(temp_str)
+    if (temp < vals.min.temp) {
+      vals.min.temp = temp 
+      vals.min.place = place
+      console.log(`Updated min temp to : [${place}] : ${temp}`)
+    }
+    if (temp > vals.max.temp) {
+      vals.max.temp = temp 
+      vals.max.place = place
+      console.log(`Updated max temp to : [${place}] : ${temp}`)
+    }
   }
 })
 

js-app/main_test.ts

@@ -1,6 +0,0 @@
-import { assertEquals } from "@std/assert";
-import { add } from "./main.ts";
-
-Deno.test(function addTest() {
-  assertEquals(add(2, 3), 5);
-});