Structured

src/controller/led.ts

@@ -0,0 +1,61 @@
+import { Request, Response } from "express";
+import { board } from "../setup";
+
+export async function readLed (req: Request, res: Response) {
+    const { p } = req.params;
+    const pin = Number.parseInt(p);
+
+    if (Number.isNaN(pin)) {
+        return res.status(400).json({
+            status: 400,
+            message: 'Invalid pin param, it should be integer'
+        });
+    }
+
+    const pinState = board.pins[pin].value == 1 ? 'ON' : 'OFF';
+
+    return res.status(200).json({
+        status: 200,
+        message: `Pin ${pin} state ${pinState}`
+    });
+}
+
+export async function writeLed (req: Request, res: Response) {
+    const { p, a } = req.params;
+    const act = a.toLocaleLowerCase();
+    const pin = Number.parseInt(p);
+
+    try {
+        if (Number.isNaN(pin)) {
+            return res.status(400).json({
+                status: 400,
+                message: 'Invalid pin param, it should be integer'
+            });
+        }
+    
+        switch (act) {
+            case 'on':
+                board.digitalWrite(pin, board.HIGH);
+                console.log(`${req.hostname} | ${pin} | ${act.toLocaleUpperCase()}`);
+                break;
+            case 'off':
+                board.digitalWrite(pin, board.LOW);
+                console.log(`${req.hostname} | ${pin} | ${act.toLocaleUpperCase()}`);
+                break;
+            default:
+                console.log(`${req.hostname} | ${pin} | INVALID ACT`);
+        }
+
+        res.status(200).json({
+            status: 200,
+            message: `Success changed pin ${pin} to state ${act}`
+        });
+    }
+    catch (err) {
+        console.error(err);
+        res.status(500).json({
+            status: 500,
+            message: "Internal Server Error"
+        });
+    }
+};

src/index.ts

@@ -1,91 +1,24 @@
 import express, { Request, Response } from 'express';
-import Firmata from 'firmata';
+import { board, comport } from './setup';
-import promises from './promises';
+import view from './routes/view';
-const app = express();
+import api from './routes/api';
 
-const board = new Firmata('/dev/ttyUSB0');
+const app = express();
 
 const host = 'localhost';
 const port = 3000;
 
-const PIN = {
-    servo: 0,
-    rgb_led: {
-        r: 10,
-        g: 9,
-        b: 8
-    }
-}
-
 app.use(express.static('client'));
 
-app.get('/', (req: Request, res: Response) => {
+app.use('/', view);
-    res.sendFile('./client/index.html', { root: __dirname });
+app.use('/api-arduino', api);
-})
-
-app.get('/api-arduino/led/:p', async (req: Request, res: Response) => {
-    const { p } = req.params;
-    const pin = Number.parseInt(p);
-
-    if (Number.isNaN(pin)) {
-        return res.status(400).json({
-            status: 400,
-            message: 'Invalid pin param, it should be integer'
-        });
-    }
-
-    const pinState = board.pins[pin].value;
-
-    return res.status(200).json({
-        status: 200,
-        message: `Pin ${pin} state ${pinState}`
-    });
-})
-
-app.patch('/api-arduino/led/:p/:a', (req: Request, res: Response) => {
-    const { p, a } = req.params;
-    const act = a.toLocaleLowerCase();
-    const pin = Number.parseInt(p);
-
-    try {
-        if (Number.isNaN(pin)) {
-            return res.status(400).json({
-                status: 400,
-                message: 'Invalid pin param, it should be integer'
-            });
-        }
-    
-        switch (act) {
-            case 'on':
-                board.digitalWrite(pin, board.HIGH);
-                console.log(`${req.hostname} | ${pin} | ${act.toLocaleUpperCase()}`);
-                break;
-            case 'off':
-                board.digitalWrite(pin, board.LOW);
-                console.log(`${req.hostname} | ${pin} | ${act.toLocaleUpperCase()}`);
-                break;
-            default:
-                console.log(`${req.hostname} | ${pin} | INVALID ACT`);
-        }
-
-        res.status(200).json({
-            status: 200,
-            message: `Success changed pin ${pin} to state ${act}`
-        });
-    }
-    catch (err) {
-        console.error(err);
-        res.status(500).json({
-            status: 500,
-            message: "Internal Server Error"
-        });
-    }
-});
 
 app.listen(port, host, () => {
-    console.log(`Server is running in ${host} at port ${port}`);
+    console.log(`Server is running in ${host} at port ${port} 🗣️🗣️🗣️`);
-    console.log("Connecting Board");
+    console.log(`URL: http://${host}:${port}/\n`);
+    console.log("Connecting to Board");
+
     board.on('ready', () => {
-        console.log(`Board ${board.ports[0]} Connected`);
+        console.log(`Board at port ${comport} Connected!! ＼⁠(⁠^⁠o⁠^⁠)⁠／`);
     })
 });

src/routes/api.ts

@@ -1,2 +1,14 @@
+import { Response } from "express";
 import { Router } from "express";
+import { readLed, writeLed } from "../controller/led";
 
+const router = Router();
+
+router.get('/hello', (req, res: Response) => {
+    res.send("Hello");
+})
+
+router.get('/led/:p', readLed);
+router.patch('/led/:p/:a', writeLed);
+
+export default router;

src/routes/view.ts

@@ -0,0 +1,9 @@
+import { Request, Response, Router } from "express";
+
+const router = Router();
+
+router.get('/', (req: Request, res: Response) => {
+    res.sendFile('./client/index.html', { root: __dirname + "../../" });
+})
+
+export default router;

src/setup/index.ts

@@ -0,0 +1,13 @@
+import Firmata from 'firmata';
+
+export const comport = '/dev/ttyUSB0';
+export const board = new Firmata(comport);
+
+export const PIN = {
+    servo: 0,
+    rgb_led: {
+        r: 10,
+        g: 9,
+        b: 8
+    }
+}