Update to convert to TypeScript and use a few changes to get data from GraphQL
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package-lock.json
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package-lock.json
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17
package.json
17
package.json
@ -2,9 +2,11 @@
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"name": "temperato",
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"version": "1.0.0",
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"description": "",
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"main": "index.js",
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"type": "module",
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"main": "src/index.ts",
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"module": "src/index.ts",
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"scripts": {
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"start": "ts-node src/index.ts",
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"ts-node": "ts-node",
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"repository": {
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@ -14,9 +16,14 @@
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"author": "",
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"license": "ISC",
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"dependencies": {
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"@koa/router": "^10.1.1",
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"dotenv": "^16.0.1",
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"koa": "^2.13.4",
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"node-fetch": "^3.2.4"
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"graphql-request": "^4.2.0",
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"node-fetch": "^2.6.1"
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},
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"devDependencies": {
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"@types/node": "^17.0.35",
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"@types/node-fetch": "^2.6.1",
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"ts-node": "^10.8.0",
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"typescript": "^4.7.2"
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}
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}
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@ -18,8 +18,8 @@
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import 'dotenv/config';
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import fetch from 'node-fetch';
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import Koa from 'koa';
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import Router from '@koa/router';
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import { request } from 'graphql-request';
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import getSensorDataQuery from './queries/getSensorData';
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const PORT = process.env.PORT || 3000;
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const SET_POINT = parseFloat(process.env.SET_POINT);
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@ -27,35 +27,14 @@ const USERNAME = process.env.USERNAME;
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const PASSWORD = process.env.PASSWORD;
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const NOTIF_URL = process.env.NOTIF_URL;
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const MESSAGE = process.env.MESSAGE;
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const SENSOR_URL = process.env.SENSOR_URL;
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const GRAPHQL_URL = process.env.GRAPHQL_URL;
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const SLEEP_TIMER = 1000;
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const app = new Koa();
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const router = new Router();
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router.get('/', async ctx => {
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try {
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ctx.body = `{"temperature": ${currentSensorReading}}`;
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} catch (e) {
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ctx.body = 'There was an error retrieving the sensor data.';
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ctx.status = 500;
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}
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});
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app
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.use(router.routes())
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.use(router.allowedMethods());
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app.listen(PORT);
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let currentSensorReading=0.0
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async function temperatoTick() {
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try {
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const sensor = await fetch(SENSOR_URL);
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const reading = await sensor.json();
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currentSensorReading = reading.temperature;
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if (reading.temperature >= SET_POINT) {
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const response = await request(GRAPHQL_URL, getSensorDataQuery);
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if (response.getSensorData.temperato >= SET_POINT) {
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const basicAuth = Buffer.from(`${USERNAME}:${PASSWORD}`).toString('base64');
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await fetch(NOTIF_URL, {
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method: 'post',
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11
src/queries/getSensorData.ts
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11
src/queries/getSensorData.ts
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@ -0,0 +1,11 @@
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import { gql } from 'graphql-request';
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const getSensorDataQuery = gql`
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query Temperato {
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getSensorData {
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temperato
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}
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}
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`;
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export default getSensorDataQuery;
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@ -2,8 +2,8 @@
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Description=Temperato Service
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[Service]
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ExecStart=node index.js
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ExecReload=node index.js
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ExecStart=npm start
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ExecReload=npm start
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KillMode=process
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Restart=on-failure
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Type=simple
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14
tsconfig.json
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14
tsconfig.json
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@ -0,0 +1,14 @@
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{
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"compilerOptions": {
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"outDir": "./build",
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"typeRoots": ["node_modules/@types", "node_modules/node-fetch/@types"],
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"module": "commonjs",
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"esModuleInterop": true,
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"moduleResolution": "node",
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"declaration": true,
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"noImplicitAny": true,
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"skipLibCheck": true
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},
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"include": ["./src/**/*.ts"],
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"exclude": ["node_modules"]
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}
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