interier/apps/postData.js

import Meteostanica from "../utils/meteostanica";
import { watch } from "node:fs";
import reloadEnv from "../utils/reloadEnv";

let socket

setInterval(() => {
    if (!socket) return;

    const data = Meteostanica.getData()[0]
    socket.send(JSON.stringify(data))

    console.log(`indoor: ${data.indoorTemp / 100}°C, outdoor: ${data.outdoorConnected} - ${data.outdoorTemp / 100}°C`)
}, process.env.DATA_POST_INTERVAL * 1000)

setInterval(() => {
    if (!socket) return;

    socket.send(process.env.BACKEND_KEEPALIVE_STRING)
}, 10000)


// Function to read and parse the .env file
async function reloadData() {
  try {
    await reloadEnv()

    if (process.env.POST_DATA_ENABLED !== "false") {
        socket = new WebSocket(`${process.env.BACKEND_URL}/ws/sendData/${process.env.BACKEND_WEBSOCKET_KEY}`)

        socket.addEventListener("message", (e) => {
            console.log(e.data)
        })

        socket.addEventListener("close", async () => {
          await Bun.sleep(5000)
          await reloadData()
        })
    } else {
        socket = null
    }
  } catch (error) {
    console.error("Failed to reload .env:", error);
  }
}

// 1. Initial load
await reloadData();

// 2. Watch the .env file for changes
watch(`.env`, async (event, filename) => {
  if (event === "change") {
    await reloadData();
  }
});