From 51e8aeb79d2d5df760b939e7731e5e1206f9deba Mon Sep 17 00:00:00 2001 From: vilich Date: Tue, 3 Feb 2026 12:41:55 +0100 Subject: [PATCH 1/2] add --- src/index.js | 1 + 1 file changed, 1 insertion(+) diff --git a/src/index.js b/src/index.js index ad9a93a7c..eb109abbe 100644 --- a/src/index.js +++ b/src/index.js @@ -1 +1,2 @@ 'use strict'; + From d95a5350ae3aec5d40d5df55047c5632620a822d Mon Sep 17 00:00:00 2001 From: vilich Date: Tue, 3 Feb 2026 12:43:20 +0100 Subject: [PATCH 2/2] add --- frontend/README.md | 70 ++++++++++++ frontend/package.json | 39 +++++++ frontend/public/favicon.ico | Bin 0 -> 3870 bytes frontend/public/index.html | 44 +++++++ frontend/public/logo192.png | Bin 0 -> 5347 bytes frontend/public/logo512.png | Bin 0 -> 9664 bytes frontend/public/manifest.json | 25 ++++ frontend/public/robots.txt | 3 + frontend/src/App.css | 6 + frontend/src/App.jsx | 42 +++++++ frontend/src/components/DataLoader.tsx | 40 +++++++ frontend/src/components/MessageForm.jsx | 40 +++++++ frontend/src/components/MessageList.jsx | 19 +++ frontend/src/components/RoomsList.tsx | 144 +++++++++++++++++++++++ frontend/src/constants/constants.ts | 1 + frontend/src/contexts/AuthContext.tsx | 36 ++++++ frontend/src/http/httpClient.ts | 7 ++ frontend/src/index.jsx | 19 +++ frontend/src/pages/AuthPage.module.scss | 3 + frontend/src/pages/AuthPage.tsx | 48 ++++++++ frontend/src/services/messageService.ts | 9 ++ frontend/src/services/roomService.ts | 15 +++ frontend/src/types.ts | 6 + frontend/src/vite-env.d.ts | 0 src/index.js | 146 +++++++++++++++++++++++- 25 files changed, 761 insertions(+), 1 deletion(-) create mode 100644 frontend/README.md create mode 100644 frontend/package.json create mode 100644 frontend/public/favicon.ico create mode 100644 frontend/public/index.html create mode 100644 frontend/public/logo192.png create mode 100644 frontend/public/logo512.png create mode 100644 frontend/public/manifest.json create mode 100644 frontend/public/robots.txt create mode 100644 frontend/src/App.css create mode 100644 frontend/src/App.jsx create mode 100644 frontend/src/components/DataLoader.tsx create mode 100644 frontend/src/components/MessageForm.jsx create mode 100644 frontend/src/components/MessageList.jsx create mode 100644 frontend/src/components/RoomsList.tsx create mode 100644 frontend/src/constants/constants.ts create mode 100644 frontend/src/contexts/AuthContext.tsx create mode 100644 frontend/src/http/httpClient.ts create mode 100644 frontend/src/index.jsx create mode 100644 frontend/src/pages/AuthPage.module.scss create mode 100644 frontend/src/pages/AuthPage.tsx create mode 100644 frontend/src/services/messageService.ts create mode 100644 frontend/src/services/roomService.ts create mode 100644 frontend/src/types.ts create mode 100644 frontend/src/vite-env.d.ts diff --git a/frontend/README.md b/frontend/README.md new file mode 100644 index 000000000..58beeaccd --- /dev/null +++ b/frontend/README.md @@ -0,0 +1,70 @@ +# Getting Started with Create React App + +This project was bootstrapped with [Create React App](https://github.com/facebook/create-react-app). + +## Available Scripts + +In the project directory, you can run: + +### `npm start` + +Runs the app in the development mode.\ +Open [http://localhost:3000](http://localhost:3000) to view it in your browser. + +The page will reload when you make changes.\ +You may also see any lint errors in the console. + +### `npm test` + +Launches the test runner in the interactive watch mode.\ +See the section about [running tests](https://facebook.github.io/create-react-app/docs/running-tests) for more information. + +### `npm run build` + +Builds the app for production to the `build` folder.\ +It correctly bundles React in production mode and optimizes the build for the best performance. + +The build is minified and the filenames include the hashes.\ +Your app is ready to be deployed! + +See the section about [deployment](https://facebook.github.io/create-react-app/docs/deployment) for more information. + +### `npm run eject` + +**Note: this is a one-way operation. Once you `eject`, you can't go back!** + +If you aren't satisfied with the build tool and configuration choices, you can `eject` at any time. This command will remove the single build dependency from your project. + +Instead, it will copy all the configuration files and the transitive dependencies (webpack, Babel, ESLint, etc) right into your project so you have full control over them. All of the commands except `eject` will still work, but they will point to the copied scripts so you can tweak them. At this point you're on your own. + +You don't have to ever use `eject`. The curated feature set is suitable for small and middle deployments, and you shouldn't feel obligated to use this feature. However we understand that this tool wouldn't be useful if you couldn't customize it when you are ready for it. + +## Learn More + +You can learn more in the [Create React App documentation](https://facebook.github.io/create-react-app/docs/getting-started). + +To learn React, check out the [React documentation](https://reactjs.org/). + +### Code Splitting + +This section has moved here: [https://facebook.github.io/create-react-app/docs/code-splitting](https://facebook.github.io/create-react-app/docs/code-splitting) + +### Analyzing the Bundle Size + +This section has moved here: [https://facebook.github.io/create-react-app/docs/analyzing-the-bundle-size](https://facebook.github.io/create-react-app/docs/analyzing-the-bundle-size) + +### Making a Progressive Web App + +This section has moved here: [https://facebook.github.io/create-react-app/docs/making-a-progressive-web-app](https://facebook.github.io/create-react-app/docs/making-a-progressive-web-app) + +### Advanced Configuration + +This section has moved here: [https://facebook.github.io/create-react-app/docs/advanced-configuration](https://facebook.github.io/create-react-app/docs/advanced-configuration) + +### Deployment + +This section has moved here: [https://facebook.github.io/create-react-app/docs/deployment](https://facebook.github.io/create-react-app/docs/deployment) + +### `npm run build` fails to minify + +This section has moved here: [https://facebook.github.io/create-react-app/docs/troubleshooting#npm-run-build-fails-to-minify](https://facebook.github.io/create-react-app/docs/troubleshooting#npm-run-build-fails-to-minify) diff --git a/frontend/package.json b/frontend/package.json new file mode 100644 index 000000000..2d018d7c1 --- /dev/null +++ b/frontend/package.json @@ -0,0 +1,39 @@ +{ + "name": "chat-app", + "version": "0.1.0", + "private": true, + "dependencies": { + "@types/react": "^19.2.7", + "axios": "^1.13.2", + "bulma": "^1.0.4", + "classnames": "^2.3.1", + "react": "^18.3.1", + "react-dom": "^18.1.0", + "react-router-dom": "^7.11.0", + "react-scripts": "^5.0.1" + }, + "scripts": { + "start": "react-scripts start", + "build": "react-scripts build", + "test": "react-scripts test", + "eject": "react-scripts eject" + }, + "eslintConfig": { + "extends": [ + "react-app", + "react-app/jest" + ] + }, + "browserslist": { + "production": [ + ">0.2%", + "not dead", + "not op_mini all" + ], + "development": [ + "last 1 chrome version", + "last 1 firefox version", + "last 1 safari version" + ] + } +} diff --git a/frontend/public/favicon.ico b/frontend/public/favicon.ico new file mode 100644 index 0000000000000000000000000000000000000000..a11777cc471a4344702741ab1c8a588998b1311a GIT binary patch literal 3870 zcma);c{J4h9>;%nil|2-o+rCuEF-(I%-F}ijC~o(k~HKAkr0)!FCj~d>`RtpD?8b; 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HcmV?d00001 diff --git a/frontend/public/manifest.json b/frontend/public/manifest.json new file mode 100644 index 000000000..080d6c77a --- /dev/null +++ b/frontend/public/manifest.json @@ -0,0 +1,25 @@ +{ + "short_name": "React App", + "name": "Create React App Sample", + "icons": [ + { + "src": "favicon.ico", + "sizes": "64x64 32x32 24x24 16x16", + "type": "image/x-icon" + }, + { + "src": "logo192.png", + "type": "image/png", + "sizes": "192x192" + }, + { + "src": "logo512.png", + "type": "image/png", + "sizes": "512x512" + } + ], + "start_url": ".", + "display": "standalone", + "theme_color": "#000000", + "background_color": "#ffffff" +} diff --git a/frontend/public/robots.txt b/frontend/public/robots.txt new file mode 100644 index 000000000..e9e57dc4d --- /dev/null +++ b/frontend/public/robots.txt @@ -0,0 +1,3 @@ +# https://www.robotstxt.org/robotstxt.html +User-agent: * +Disallow: diff --git a/frontend/src/App.css b/frontend/src/App.css new file mode 100644 index 000000000..9520868a1 --- /dev/null +++ b/frontend/src/App.css @@ -0,0 +1,6 @@ +.field1 { + display: grid; + grid-template-columns: 1fr auto; + gap: 10px; + align-items: center; +} \ No newline at end of file diff --git a/frontend/src/App.jsx b/frontend/src/App.jsx new file mode 100644 index 000000000..9f0ffaac6 --- /dev/null +++ b/frontend/src/App.jsx @@ -0,0 +1,42 @@ +// #region imports +import { useState } from 'react'; +import './App.css' +import { MessageForm } from './components/MessageForm.jsx'; +import { MessageList } from './components/MessageList.jsx'; +import { useAuth } from './contexts/AuthContext.tsx'; +import { AuthPage } from './pages/AuthPage.tsx'; +import { Routes, Route } from 'react-router-dom'; +import { RoomsList } from './components/RoomsList.tsx'; +import { DataLoader } from './components/DataLoader.tsx'; +// #endregion + +export function App() { + const [messages, setMessages] = useState([]); + const { userName } = useAuth(); + + function saveData(message) { + setMessages(messages => [message, ...messages]); + } + + + + if (!userName) { + return ; + } + + return ( +
+ + }> + } /> + + + + + } /> + + +
+ ) +} diff --git a/frontend/src/components/DataLoader.tsx b/frontend/src/components/DataLoader.tsx new file mode 100644 index 000000000..5344d915a --- /dev/null +++ b/frontend/src/components/DataLoader.tsx @@ -0,0 +1,40 @@ +import React, { FC, SetStateAction, useEffect } from 'react'; +import { Outlet, useParams } from 'react-router-dom'; +import { Message } from '../types'; + +type Props = { + onMessage: (message: Message) => void, + initMessages: React.Dispatch>; +} + +export const DataLoader: FC = ({ onMessage, initMessages }) => { + const { roomId } = useParams(); + + useEffect(() => { + if (!roomId) return initMessages([]) + + const socket = new WebSocket(`ws://localhost:3005?roomId=${roomId}`); + + socket.onmessage = (e) => { + const data = JSON.parse(e.data); + + if (data.type === 'NEW_MESSAGE') { + onMessage(data.payload); + } + + if (data.type === 'INIT_MESSAGES') { + initMessages(data.payload); + } + }; + + return () => socket.close(); + }, [roomId]) + + return ( + <> +

Chat application

+ + + + ); +}; \ No newline at end of file diff --git a/frontend/src/components/MessageForm.jsx b/frontend/src/components/MessageForm.jsx new file mode 100644 index 000000000..c4969fccd --- /dev/null +++ b/frontend/src/components/MessageForm.jsx @@ -0,0 +1,40 @@ +import { useState } from 'react'; +import { messageService } from '../services/messageService.ts'; +import { useAuth } from '../contexts/AuthContext.tsx'; +import { Link, useParams } from 'react-router-dom'; + + +function sendMessage(author, text, roomId) { + return messageService.send(author, text, roomId); +} + +export const MessageForm = () => { + const { roomId } = useParams(); + const [text, setText] = useState(''); + const { userName } = useAuth() + + return ( + <> + Go back +
{ + event.preventDefault(); + + await sendMessage(userName, text, roomId); + + setText(''); + }} + > + setText(event.target.value)} + /> + +
+ + ); +}; diff --git a/frontend/src/components/MessageList.jsx b/frontend/src/components/MessageList.jsx new file mode 100644 index 000000000..9c3f740b1 --- /dev/null +++ b/frontend/src/components/MessageList.jsx @@ -0,0 +1,19 @@ +export const MessageList = ({ messages }) => { + const normilizeTime = (date) => { + const indexT = date.indexOf('T'); + const indexMiliseconds = date.indexOf('.'); + + return date.slice(indexT + 1, indexMiliseconds); + } + return ( +
    + {messages.map(message => ( +
  • + {`${normilizeTime(message.time)}: `} + {message.author}
    + {message.text} +
    • + ))} +
+ ); +} \ No newline at end of file diff --git a/frontend/src/components/RoomsList.tsx b/frontend/src/components/RoomsList.tsx new file mode 100644 index 000000000..4a206fe09 --- /dev/null +++ b/frontend/src/components/RoomsList.tsx @@ -0,0 +1,144 @@ +import React, { useEffect, useState } from 'react' +import { roomService } from '../services/roomService.ts'; +import { useAuth } from '../contexts/AuthContext.tsx'; +import { Link } from 'react-router-dom'; + +interface Room { + id: string, + name: string, + author: string, +} +export const RoomsList = () => { + const [rooms, setRooms] = useState([]); + const [createRoomName, setCreateRoomName] = useState(''); + const { userName } = useAuth(); + const [changeRoomName, setChangeRoomName] = useState(''); + const [editingRoomId, setEditingRoomId] = useState(null); + + useEffect(() => { + const socket = new WebSocket(`ws://localhost:3005`); + + socket.onmessage = (e) => { + const data = JSON.parse(e.data); + + if (data.type === 'NEW_ROOM') { + setRooms(rooms => [data.payload, ...rooms]); + } + + if (data.type === 'INIT_ROOMS') { + setRooms(data.payload); + } + + if (data.type === 'ROOM_UPDATE') { + setRooms(prev => + prev.map(room => data.payload.id === room.id + ? data.payload + : room + ) + ) + } + + if (data.type === 'ROOM_DELETE') { + setRooms(prev => prev.filter(room => room.id !== data.payload.id)) + } + }; + + return () => socket.close(); + }, []) + + const createRoom = async (event: React.FormEvent) => { + event.preventDefault(); + + await roomService.create(createRoomName, userName!); + + setCreateRoomName(''); + } + + const saveRoomName = async (roomId: string) => { + if (!changeRoomName.trim()) return; + + await roomService.update(roomId, changeRoomName); + + setEditingRoomId(null); + setChangeRoomName(''); + }; + + const deleteRoom = async (roomId: string) => { + await roomService.delete(roomId); + } + + return ( +
+

Rooms

+
+
+ setCreateRoomName(e.target.value)} + /> + +
+
+ {rooms.length > 0 && +
    + {rooms.map(room => ( +
  • + + + + {editingRoomId === room.id ? + setChangeRoomName(e.target.value)} + /> : room.name} + +
    + {editingRoomId !== room.id ? + : + + + } + +
    +
    • + ))} +
+ } +
+ ) +} diff --git a/frontend/src/constants/constants.ts b/frontend/src/constants/constants.ts new file mode 100644 index 000000000..a0ddb6a8f --- /dev/null +++ b/frontend/src/constants/constants.ts @@ -0,0 +1 @@ +export const API_URL = "http://localhost:3005"; \ No newline at end of file diff --git a/frontend/src/contexts/AuthContext.tsx b/frontend/src/contexts/AuthContext.tsx new file mode 100644 index 000000000..83e104261 --- /dev/null +++ b/frontend/src/contexts/AuthContext.tsx @@ -0,0 +1,36 @@ +import React, { createContext, ReactNode, useEffect, useState } from 'react'; + +type AuthContextType = { + userName: string | null, + setUserName: React.Dispatch>, +} + +const AuthContext = createContext(undefined); + +export const AuthProvider = ({ children }: { children: ReactNode }) => { + const [userName, setUserName] = useState(() => + localStorage.getItem('userName') + ); + + useEffect(() => { + if (userName) { + localStorage.setItem('userName', userName); + } else { + localStorage.removeItem('userName'); + } + }, [userName]); + + const value = { + userName, + setUserName, + }; + return {children} +} + +export const useAuth = () => { + const context = React.useContext(AuthContext); + if (!context) { + throw new Error('useAuth must be used within AuthProvider'); + } + return context; +}; \ No newline at end of file diff --git a/frontend/src/http/httpClient.ts b/frontend/src/http/httpClient.ts new file mode 100644 index 000000000..f2428ea74 --- /dev/null +++ b/frontend/src/http/httpClient.ts @@ -0,0 +1,7 @@ +import axios from 'axios'; +import { API_URL } from '../constants/constants.ts'; + +export const httpClient = axios.create({ + baseURL: API_URL, + withCredentials: true, +}); diff --git a/frontend/src/index.jsx b/frontend/src/index.jsx new file mode 100644 index 000000000..06c5c76bb --- /dev/null +++ b/frontend/src/index.jsx @@ -0,0 +1,19 @@ +import React from 'react'; +import ReactDOM from 'react-dom/client'; +import { App } from './App'; +import 'bulma/css/bulma.min.css'; +import { BrowserRouter as Router } from 'react-router-dom'; +import { AuthProvider } from './contexts/AuthContext.tsx'; + + +const root = ReactDOM.createRoot( + document.getElementById('root') +); + +root.render( + + + + + +); diff --git a/frontend/src/pages/AuthPage.module.scss b/frontend/src/pages/AuthPage.module.scss new file mode 100644 index 000000000..376ae946f --- /dev/null +++ b/frontend/src/pages/AuthPage.module.scss @@ -0,0 +1,3 @@ +input { + width: 200px; +} \ No newline at end of file diff --git a/frontend/src/pages/AuthPage.tsx b/frontend/src/pages/AuthPage.tsx new file mode 100644 index 000000000..742e69ef5 --- /dev/null +++ b/frontend/src/pages/AuthPage.tsx @@ -0,0 +1,48 @@ +import React, { useState } from 'react' +import { useAuth } from '../contexts/AuthContext.tsx' + +export const AuthPage = () => { + const [name, setName] = useState(''); + const { setUserName } = useAuth() + const handleSubmit = async (e: React.FormEvent) => { + e.preventDefault(); + + if (!name.trim()) return; + try { + setUserName(name); + } catch (error) { + console.error('Registration failed', error); + } + } + + return ( +
+
+

Enter your name

+
+ +
+ setName(e.target.value)} + /> +
+ +
+ +
+
+ + ); +}; diff --git a/frontend/src/services/messageService.ts b/frontend/src/services/messageService.ts new file mode 100644 index 000000000..2876bacb8 --- /dev/null +++ b/frontend/src/services/messageService.ts @@ -0,0 +1,9 @@ +import { httpClient as client } from '../http/httpClient.ts'; + +const send = async (author: string, text: string, roomId: string) => { + return (await client.post('/messages', { author, text, roomId })); +} + +export const messageService = { + send, +} \ No newline at end of file diff --git a/frontend/src/services/roomService.ts b/frontend/src/services/roomService.ts new file mode 100644 index 000000000..b86c94ded --- /dev/null +++ b/frontend/src/services/roomService.ts @@ -0,0 +1,15 @@ +import { httpClient as client } from '../http/httpClient.ts' + +export const roomService = { + create: async (name: string, author: string) => { + return (await client.post('/room', { name, author })).data; + }, + + update: async (roomId: string, name: string) => { + return (await client.patch('/room-update', { id: roomId, name })).data + }, + + delete: async (id: string) => { + return (await client.delete(`/delete/${id}`)).data; + } +} \ No newline at end of file diff --git a/frontend/src/types.ts b/frontend/src/types.ts new file mode 100644 index 000000000..598a847e1 --- /dev/null +++ b/frontend/src/types.ts @@ -0,0 +1,6 @@ +export type Message = { + id: string, + author: string, + text: string, + time: string, +} \ No newline at end of file diff --git a/frontend/src/vite-env.d.ts b/frontend/src/vite-env.d.ts new file mode 100644 index 000000000..e69de29bb diff --git a/src/index.js b/src/index.js index eb109abbe..94065bb50 100644 --- a/src/index.js +++ b/src/index.js @@ -1,2 +1,146 @@ -'use strict'; +/* eslint-disable no-console */ +import express from 'express'; +import cors from 'cors'; +import 'dotenv/config'; +import { WebSocketServer } from 'ws'; +import { v4 as uuidv4 } from 'uuid'; + +const PORT = process.env.PORT || 3005; + +const app = express(); + +app.use( + cors({ + origin: process.env.CLIENT_HOST, + credentials: true, + }), +); +app.use(express.json()); + +const messages = []; +const rooms = []; + +app.post('/messages', (req, res) => { + const { author, text, roomId } = req.body; + + const message = { + id: uuidv4(), + roomId, + author, + text, + time: new Date(), + }; + + messages.push(message); + + broadcast({ + type: 'NEW_MESSAGE', + payload: message, + }); + + res.status(201).send(message); +}); + +app.post('/room', (req, res) => { + const { name, author } = req.body; + + if (!name.trim()) { + res.status(400).send({ message: 'Room name cannot be empty' }); + return; + } + + const room = { + id: uuidv4(), + name, + author, + }; + + rooms.push(room); + + broadcast({ + type: 'NEW_ROOM', + payload: room, + }); + + res.status(201).send(room); +}); + +app.patch('/room-update', (req, res) => { + const { id, name } = req.body; + const room = rooms.find((r) => r.id === id); + + if (!room) { + return res.status(404).send({ message: 'Room not found' }); + } + + if (room) { + room.name = name; + } + + broadcast({ + type: 'ROOM_UPDATE', + payload: room, + }); + + res.status(200).send(room); +}); + +app.delete('/delete/:id', (req, res) => { + const { id } = req.params; + const index = rooms.findIndex((room) => room.id === id); + + if (index === -1) { + return res.status(404).send({ message: 'Room not found' }); + } + + const [deletedRoom] = rooms.splice(index, 1); + + broadcast({ + type: 'ROOM_DELETE', + payload: deletedRoom, + }); + + res.sendStatus(200); +}); + +const server = app.listen(PORT, () => { + console.log(`server is running on ${PORT}`); +}); + +const wss = new WebSocketServer({ server }); + +function broadcast(data) { + const msg = JSON.stringify(data); + + for (const client of wss.clients) { + if (data.type === 'NEW_MESSAGE') { + if (client.roomId === data.payload.roomId) { + client.send(msg); + } + } else { + client.send(msg); + } + } +} + +wss.on('connection', (ws, req) => { + const url = new URL(req.url, `http://${req.headers.host}`); + const roomId = url.searchParams.get('roomId'); + + ws.roomId = roomId; + + ws.send( + JSON.stringify({ + type: 'INIT_MESSAGES', + payload: messages.filter((msg) => msg.roomId === roomId), + }), + ); + + ws.send( + JSON.stringify({ + type: 'INIT_ROOMS', + payload: rooms, + }), + ); +});