import express from "express";
import dotenv from 'dotenv';
import * as fs from "node:fs";
import {Agent} from "undici";

if (fs.existsSync(".env")) {
  dotenv.config({ path: '.env'});
}

const URI = `${process.env.DOMAIN}/api/states`;

async function getSensorValue(sensor: string): Promise<number> {
  const result = await fetch(`${URI}/${sensor}`, {
    dispatcher: new Agent({
      connect: {
        rejectUnauthorized: false
      }
    }),
    headers: [
      ['Authorization', `Bearer ${process.env.TOKEN}`]
    ]
  });
  if (!result.ok) {
    console.error(result)
    return -1;
  }
  const data: unknown = await result.json();
  return parseFloat(data.state);
}

const server = express()

server.use("/", express.static("public"));

server.get('/get', async (req, res) => {
  const result = {
    temperature: await getSensorValue(process.env.TEMPERATURE_SENSOR ?? ''),
    moisture: await getSensorValue(process.env.MOISTURE_SENSOR ?? '')
  }
  
  res.json(result)
})

server.listen(8080);