Add docker detection and lint

docker-compose.yml

@@ -11,3 +11,4 @@ services:
       MAX_PARTY_LINES: '1'
       INITIAL_RUMOR: '...nothing has been said, yet.'
       ENVIRONMENT: 'production'
+      DOCKER: 'true'

server/src/server.ts

@@ -1,9 +1,9 @@
 import express from 'express';
-import { body, query, validationResult } from 'express-validator';
+import {body, query, validationResult} from 'express-validator';
 import rateLimit from 'express-rate-limit';
 import cors from 'cors';
 import bodyParser from 'body-parser';
-import { v4 as uuidv4 } from 'uuid';
+import {v4 as uuidv4} from 'uuid';
 import dotenv from 'dotenv';
 import helmet from 'helmet';
 import path from 'path';
@@ -43,7 +43,7 @@ app.get('*', (_req, res) => {
 });
 
 // Force HTTPS redirection in production
-if(process.env.ENVIRONMENT !== 'development') {
+if (process.env.ENVIRONMENT !== 'development') {
   app.use((req, res, next) => {
     if (req.headers['x-forwarded-proto'] !== 'https') {
       return res.redirect(`https://${req.headers.host}${req.url}`);
@@ -83,18 +83,18 @@ app.get('/joinPartyLine', [
 ], (req: any, res: any) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() });
+    return res.status(400).json({errors: errors.array()});
   }
   try {
     const currentPartyLine = req.query.partyLine;
     const partyLine = partyLines[currentPartyLine];
     if (!partyLine) {
-      return res.status(404).send({ status: 'Party line not found' });
+      return res.status(404).send({status: 'Party line not found'});
     }
-    res.status(200).send({ status: 'Connection to party line authorized' });
+    res.status(200).send({status: 'Connection to party line authorized'});
   } catch (error) {
     console.error('ERROR: Failed to join party line', error);
-    res.status(500).send({ status: 'Internal server error' });
+    res.status(500).send({status: 'Internal server error'});
   }
 });
 
@@ -104,13 +104,13 @@ app.get('/connectPartyLine', [
 ], (req: any, res: any) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() });
+    return res.status(400).json({errors: errors.array()});
   }
   try {
     const connectedPartyLine = req.query.partyLine;
     const partyLine = partyLines[connectedPartyLine];
     if (!partyLine) {
-      return res.status(404).send({ status: 'Party line not found' });
+      return res.status(404).send({status: 'Party line not found'});
     }
 
     // Set headers for Server-Sent Events (SSE)
@@ -119,7 +119,7 @@ app.get('/connectPartyLine', [
     res.setHeader('Connection', 'keep-alive');
 
     const clientId = `${uuidv4()}`;
-    const client = { clientId, response: res };
+    const client = {clientId, response: res};
 
     // Add client to the party line
     partyLine.clients.push(client);
@@ -162,7 +162,7 @@ app.get('/connectPartyLine', [
     });
   } catch (error) {
     console.error('ERROR: Failed to connect to party line', error);
-    res.status(500).send({ status: 'Internal server error' });
+    res.status(500).send({status: 'Internal server error'});
   }
 });
 
@@ -187,15 +187,15 @@ app.post('/createPartyLine', [
 ], (req: any, res: any) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() });
+    return res.status(400).json({errors: errors.array()});
   }
   try {
-    const { partyLine: currentPartyLine } = req.body;
+    const {partyLine: currentPartyLine} = req.body;
     if (Object.keys(partyLines).length >= MAX_PARTY_LINES) {
-      return res.status(400).send({ status: 'Maximum number of party lines reached' });
+      return res.status(400).send({status: 'Maximum number of party lines reached'});
     }
     if (partyLines[currentPartyLine]) {
-      return res.status(400).send({ status: 'Party line already exists' });
+      return res.status(400).send({status: 'Party line already exists'});
     }
 
     // Create a new party line
@@ -206,10 +206,10 @@ app.post('/createPartyLine', [
     };
 
     console.log(`CREATE: Created party line: ${currentPartyLine}`);
-    res.status(200).send({ status: 'Party line created', currentPartyLine });
+    res.status(200).send({status: 'Party line created', currentPartyLine});
   } catch (error) {
     console.error('ERROR: Failed to create party line', error);
-    res.status(500).send({ status: 'Internal server error' });
+    res.status(500).send({status: 'Internal server error'});
   }
 });
 
@@ -220,13 +220,13 @@ app.post('/rumor', [
 ], (req: any, res: any) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() });
+    return res.status(400).json({errors: errors.array()});
   }
   try {
-    const { partyLine: connectedPartyLine, rumor } = req.body;
+    const {partyLine: connectedPartyLine, rumor} = req.body;
     const partyLine = partyLines[connectedPartyLine];
     if (!partyLine) {
-      return res.status(404).send({ status: 'Party line not found' });
+      return res.status(404).send({status: 'Party line not found'});
     }
 
     console.log(`RECEIVE: Received rumor for party line ${connectedPartyLine}: ${rumor}`);
@@ -236,17 +236,17 @@ app.post('/rumor', [
     partyLine.clients.forEach((client: any) => {
       client.response.write(`data: ${rumor}\n\n`);
     });
-    res.status(200).send({ status: 'Rumor broadcast' });
+    res.status(200).send({status: 'Rumor broadcast'});
   } catch (error) {
     console.error('ERROR: Failed to send event', error);
-    res.status(500).send({ status: 'Internal server error' });
+    res.status(500).send({status: 'Internal server error'});
   }
 });
 
 // Route to get all party lines
 app.get('/partyLines', (_req: any, res: any) => {
   const allPartyLines = Object.keys(partyLines);
-  res.status(200).send({ allPartyLines });
+  res.status(200).send({allPartyLines});
 });
 
 // Route to delete a party line
@@ -255,13 +255,13 @@ app.delete('/deletePartyLine', [
 ], (req: any, res: any) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() });
+    return res.status(400).json({errors: errors.array()});
   }
   try {
-    const { partyLine: currentPartyLine } = req.body;
+    const {partyLine: currentPartyLine} = req.body;
     const partyLine = partyLines[currentPartyLine];
     if (!partyLine) {
-      return res.status(404).send({ status: 'Party line not found' });
+      return res.status(404).send({status: 'Party line not found'});
     }
 
     // Broadcast deletion message to all clients
@@ -276,14 +276,18 @@ app.delete('/deletePartyLine', [
     // Delete the party line
     delete partyLines[currentPartyLine];
     console.log(`DELETE: Deleted party line: ${currentPartyLine}`);
-    res.status(200).send({ status: 'Party line deleted', currentPartyLine });
+    res.status(200).send({status: 'Party line deleted', currentPartyLine});
   } catch (error) {
     console.error('ERROR: Failed to delete party line', error);
-    res.status(500).send({ status: 'Internal server error' });
+    res.status(500).send({status: 'Internal server error'});
   }
 });
 
 // Start the server
 app.listen(PORT, () => {
-  console.log(`Rumor Party Line - Running on http://localhost:${PORT}`);
+  console.log(`Rumor Party Line`);
+  console.log(`Internally running on http://localhost:${PORT} in ${process.env.ENVIRONMENT} mode.`);
+  if (process.env.DOCKER) {
+    console.log(`Seems you're running on Docker! Check your external port in the compose file to avoid confusion!`);
+  }
 });