├── front-chat
    ├── src
    │   ├── App.css
    │   ├── index.css
    │   ├── assets
    │   │   ├── chat.png
    │   │   └── react.svg
    │   ├── config
    │   │   ├── AxiosHelper.js
    │   │   ├── Routes.jsx
    │   │   └── helper.js
    │   ├── App.jsx
    │   ├── main.jsx
    │   ├── services
    │   │   └── RoomService.js
    │   ├── context
    │   │   └── ChatContext.jsx
    │   └── components
    │   │   ├── JoinCreateChat.jsx
    │   │   └── ChatPage.jsx
    ├── postcss.config.js
    ├── vite.config.js
    ├── tailwind.config.js
    ├── .gitignore
    ├── README.md
    ├── index.html
    ├── package.json
    ├── eslint.config.js
    └── public
    │   └── vite.svg
├── chat-app-backend
    ├── .gitattributes
    ├── src
    │   ├── main
    │   │   ├── resources
    │   │   │   └── application.properties
    │   │   └── java
    │   │   │   └── com
    │   │   │       └── substring
    │   │   │           └── chat
    │   │   │               ├── repositories
    │   │   │                   └── RoomRepository.java
    │   │   │               ├── ChatAppBackendApplication.java
    │   │   │               ├── playload
    │   │   │                   └── MessageRequest.java
    │   │   │               ├── entities
    │   │   │                   ├── Message.java
    │   │   │                   └── Room.java
    │   │   │               ├── config
    │   │   │                   └── WebSocketConfig.java
    │   │   │               └── controllers
    │   │   │                   ├── ChatController.java
    │   │   │                   └── RoomController.java
    │   └── test
    │   │   └── java
    │   │       └── com
    │   │           └── substring
    │   │               └── chat
    │   │                   └── ChatAppBackendApplicationTests.java
    ├── .gitignore
    ├── .mvn
    │   └── wrapper
    │   │   └── maven-wrapper.properties
    ├── pom.xml
    ├── mvnw.cmd
    └── mvnw
└── .DS_Store


/front-chat/src/App.css:
--------------------------------------------------------------------------------
1 | 


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/chat-app-backend/.gitattributes:
--------------------------------------------------------------------------------
1 | /mvnw text eol=lf
2 | *.cmd text eol=crlf
3 | 


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/.DS_Store:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/LearnCodeWithDurgesh/chat-app/HEAD/.DS_Store


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/front-chat/src/index.css:
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1 | @tailwind base;
2 | @tailwind components;
3 | @tailwind utilities;
4 | 


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/front-chat/src/assets/chat.png:
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https://raw.githubusercontent.com/LearnCodeWithDurgesh/chat-app/HEAD/front-chat/src/assets/chat.png


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/front-chat/postcss.config.js:
--------------------------------------------------------------------------------
1 | export default {
2 |   plugins: {
3 |     tailwindcss: {},
4 |     autoprefixer: {},
5 |   },
6 | }
7 | 


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/chat-app-backend/src/main/resources/application.properties:
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1 | spring.application.name=chat-app-backend
2 | 
3 | spring.data.mongodb.uri=mongodb://localhost:27017/chatapp


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/front-chat/src/config/AxiosHelper.js:
--------------------------------------------------------------------------------
1 | import axios from "axios";
2 | export const baseURL = "http://localhost:8080";
3 | export const httpClient = axios.create({
4 |   baseURL: baseURL,
5 | });
6 | 


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/front-chat/vite.config.js:
--------------------------------------------------------------------------------
1 | import { defineConfig } from 'vite'
2 | import react from '@vitejs/plugin-react'
3 | 
4 | // https://vite.dev/config/
5 | export default defineConfig({
6 |   plugins: [react()],
7 | })
8 | 


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/front-chat/tailwind.config.js:
--------------------------------------------------------------------------------
 1 | /** @type {import('tailwindcss').Config} */
 2 | export default {
 3 |   content: ["./index.html", "./src/**/*.{js,ts,jsx,tsx}"],
 4 |   theme: {
 5 |     extend: {},
 6 |   },
 7 |   plugins: [],
 8 |   darkMode: "class",
 9 | };
10 | 


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/chat-app-backend/src/test/java/com/substring/chat/ChatAppBackendApplicationTests.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat;
 2 | 
 3 | import org.junit.jupiter.api.Test;
 4 | import org.springframework.boot.test.context.SpringBootTest;
 5 | 
 6 | @SpringBootTest
 7 | class ChatAppBackendApplicationTests {
 8 | 
 9 | 	@Test
10 | 	void contextLoads() {
11 | 	}
12 | 
13 | }
14 | 


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/front-chat/.gitignore:
--------------------------------------------------------------------------------
 1 | # Logs
 2 | logs
 3 | *.log
 4 | npm-debug.log*
 5 | yarn-debug.log*
 6 | yarn-error.log*
 7 | pnpm-debug.log*
 8 | lerna-debug.log*
 9 | 
10 | node_modules
11 | dist
12 | dist-ssr
13 | *.local
14 | 
15 | # Editor directories and files
16 | .vscode/*
17 | !.vscode/extensions.json
18 | .idea
19 | .DS_Store
20 | *.suo
21 | *.ntvs*
22 | *.njsproj
23 | *.sln
24 | *.sw?
25 | 


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/chat-app-backend/src/main/java/com/substring/chat/repositories/RoomRepository.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.repositories;
 2 | 
 3 | 
 4 | import com.substring.chat.entities.Room;
 5 | import org.springframework.data.mongodb.repository.MongoRepository;
 6 | 
 7 | public interface RoomRepository extends MongoRepository<Room, String> {
 8 |     //get room using room id
 9 |     Room findByRoomId(String roomId);
10 | }
11 | 


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/chat-app-backend/src/main/java/com/substring/chat/ChatAppBackendApplication.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat;
 2 | 
 3 | import org.springframework.boot.SpringApplication;
 4 | import org.springframework.boot.autoconfigure.SpringBootApplication;
 5 | 
 6 | @SpringBootApplication
 7 | public class ChatAppBackendApplication {
 8 | 
 9 | 	public static void main(String[] args)	{
10 | 		SpringApplication.run(ChatAppBackendApplication.class, args);
11 | 	}
12 | 
13 | }
14 | 


--------------------------------------------------------------------------------
/front-chat/src/App.jsx:
--------------------------------------------------------------------------------
 1 | import { useState } from "react";
 2 | import reactLogo from "./assets/react.svg";
 3 | import viteLogo from "/vite.svg";
 4 | import "./App.css";
 5 | import toast from "react-hot-toast";
 6 | import JoinCreateChat from "./components/JoinCreateChat";
 7 | 
 8 | function App() {
 9 |   const [count, setCount] = useState(0);
10 | 
11 |   return (
12 |     <div>
13 |       <JoinCreateChat />
14 |     </div>
15 |   );
16 | }
17 | 
18 | export default App;
19 | 


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/front-chat/README.md:
--------------------------------------------------------------------------------
1 | # React + Vite
2 | 
3 | This template provides a minimal setup to get React working in Vite with HMR and some ESLint rules.
4 | 
5 | Currently, two official plugins are available:
6 | 
7 | - [@vitejs/plugin-react](https://github.com/vitejs/vite-plugin-react/blob/main/packages/plugin-react/README.md) uses [Babel](https://babeljs.io/) for Fast Refresh
8 | - [@vitejs/plugin-react-swc](https://github.com/vitejs/vite-plugin-react-swc) uses [SWC](https://swc.rs/) for Fast Refresh
9 | 


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/chat-app-backend/src/main/java/com/substring/chat/playload/MessageRequest.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.playload;
 2 | 
 3 | import lombok.AllArgsConstructor;
 4 | import lombok.Getter;
 5 | import lombok.NoArgsConstructor;
 6 | import lombok.Setter;
 7 | 
 8 | import java.time.LocalDateTime;
 9 | 
10 | @Setter
11 | @Getter
12 | @AllArgsConstructor
13 | @NoArgsConstructor
14 | public class MessageRequest {
15 | 
16 |     private String content;
17 |     private String sender;
18 |     private String roomId;
19 | 
20 | 
21 | }
22 | 


--------------------------------------------------------------------------------
/chat-app-backend/.gitignore:
--------------------------------------------------------------------------------
 1 | HELP.md
 2 | target/
 3 | !.mvn/wrapper/maven-wrapper.jar
 4 | !**/src/main/**/target/
 5 | !**/src/test/**/target/
 6 | 
 7 | ### STS ###
 8 | .apt_generated
 9 | .classpath
10 | .factorypath
11 | .project
12 | .settings
13 | .springBeans
14 | .sts4-cache
15 | 
16 | ### IntelliJ IDEA ###
17 | .idea
18 | *.iws
19 | *.iml
20 | *.ipr
21 | 
22 | ### NetBeans ###
23 | /nbproject/private/
24 | /nbbuild/
25 | /dist/
26 | /nbdist/
27 | /.nb-gradle/
28 | build/
29 | !**/src/main/**/build/
30 | !**/src/test/**/build/
31 | 
32 | ### VS Code ###
33 | .vscode/
34 | 


--------------------------------------------------------------------------------
/front-chat/src/config/Routes.jsx:
--------------------------------------------------------------------------------
 1 | import React from "react";
 2 | import { Routes, Route } from "react-router";
 3 | import App from "../App";
 4 | import ChatPage from "../components/ChatPage";
 5 | const AppRoutes = () => {
 6 |   return (
 7 |     <Routes>
 8 |       <Route path="/" element={<App />} />
 9 |       <Route path="/chat" element={<ChatPage />} />
10 |       <Route path="/about" element={<h1>This is about page</h1>} />
11 |       <Route path="*" element={<h1>404 Page Not Found</h1>} />
12 |     </Routes>
13 |   );
14 | };
15 | 
16 | export default AppRoutes;
17 | 


--------------------------------------------------------------------------------
/front-chat/src/main.jsx:
--------------------------------------------------------------------------------
 1 | import { StrictMode } from "react";
 2 | import { createRoot } from "react-dom/client";
 3 | import "./index.css";
 4 | import { BrowserRouter } from "react-router";
 5 | import AppRoutes from "./config/routes.jsx";
 6 | import { Toaster } from "react-hot-toast";
 7 | import { ChatProvider } from "./context/ChatContext.jsx";
 8 | 
 9 | createRoot(document.getElementById("root")).render(
10 |   <BrowserRouter>
11 |     <Toaster position="top-center" />
12 |     <ChatProvider>
13 |       <AppRoutes />
14 |     </ChatProvider>
15 |   </BrowserRouter>
16 | );
17 | 


--------------------------------------------------------------------------------
/front-chat/index.html:
--------------------------------------------------------------------------------
 1 | <!DOCTYPE html>
 2 | <html lang="en" class="dark">
 3 |   <head>
 4 |     <meta charset="UTF-8" />
 5 |     <link rel="icon" type="image/svg+xml" href="/vite.svg" />
 6 |     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
 7 |     <title>Room Chat App</title>
 8 |     <script>
 9 |       var global = window;
10 |     </script>
11 |   </head>
12 |   <body
13 |     class="h-screen bg-gray-200 text-gray-800 dark:bg-gray-950 dark:text-gray-50"
14 |   >
15 |     <div id="root"></div>
16 |     <script type="module" src="/src/main.jsx"></script>
17 |   </body>
18 | </html>
19 | 


--------------------------------------------------------------------------------
/chat-app-backend/src/main/java/com/substring/chat/entities/Message.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.entities;
 2 | 
 3 | import lombok.AllArgsConstructor;
 4 | import lombok.Getter;
 5 | import lombok.NoArgsConstructor;
 6 | import lombok.Setter;
 7 | 
 8 | import java.time.LocalDateTime;
 9 | 
10 | @AllArgsConstructor
11 | @NoArgsConstructor
12 | @Getter
13 | @Setter
14 | public class Message {
15 | 
16 |     private String sender;
17 |     private String content;
18 |     private LocalDateTime timeStamp;
19 | 
20 |     public Message(String sender, String content) {
21 |         this.sender = sender;
22 |         this.content = content;
23 |         this.timeStamp = LocalDateTime.now();
24 |     }
25 | }
26 | 


--------------------------------------------------------------------------------
/chat-app-backend/src/main/java/com/substring/chat/entities/Room.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.entities;
 2 | 
 3 | import lombok.AllArgsConstructor;
 4 | import lombok.Getter;
 5 | import lombok.NoArgsConstructor;
 6 | import lombok.Setter;
 7 | import org.springframework.data.annotation.Id;
 8 | import org.springframework.data.mongodb.core.mapping.Document;
 9 | 
10 | import java.util.ArrayList;
11 | import java.util.List;
12 | 
13 | @Document(collection = "rooms")
14 | @Getter
15 | @Setter
16 | @NoArgsConstructor
17 | @AllArgsConstructor
18 | public class Room {
19 |     @Id
20 |     private String id;//Mongo db : unique identifier
21 |     private String roomId;
22 |     private List<Message> messages = new ArrayList<>();
23 | 
24 | 
25 | }
26 | 


--------------------------------------------------------------------------------
/front-chat/src/services/RoomService.js:
--------------------------------------------------------------------------------
 1 | import { httpClient } from "../config/AxiosHelper";
 2 | 
 3 | export const createRoomApi = async (roomDetail) => {
 4 |   const respone = await httpClient.post(`/api/v1/rooms`, roomDetail, {
 5 |     headers: {
 6 |       "Content-Type": "text/plain",
 7 |     },
 8 |   });
 9 |   return respone.data;
10 | };
11 | 
12 | export const joinChatApi = async (roomId) => {
13 |   const response = await httpClient.get(`/api/v1/rooms/${roomId}`);
14 |   return response.data;
15 | };
16 | 
17 | export const getMessagess = async (roomId, size = 50, page = 0) => {
18 |   const response = await httpClient.get(
19 |     `/api/v1/rooms/${roomId}/messages?size=${size}&page=${page}`
20 |   );
21 |   return response.data;
22 | };
23 | 


--------------------------------------------------------------------------------
/front-chat/src/context/ChatContext.jsx:
--------------------------------------------------------------------------------
 1 | import { createContext, useContext, useState } from "react";
 2 | 
 3 | const ChatContext = createContext();
 4 | 
 5 | export const ChatProvider = ({ children }) => {
 6 |   const [roomId, setRoomId] = useState("");
 7 |   const [currentUser, setCurrentUser] = useState("");
 8 |   const [connected, setConnected] = useState(false);
 9 | 
10 |   return (
11 |     <ChatContext.Provider
12 |       value={{
13 |         roomId,
14 |         currentUser,
15 |         connected,
16 |         setRoomId,
17 |         setCurrentUser,
18 |         setConnected,
19 |       }}
20 |     >
21 |       {children}
22 |     </ChatContext.Provider>
23 |   );
24 | };
25 | 
26 | const useChatContext = () => useContext(ChatContext);
27 | export default useChatContext;
28 | 


--------------------------------------------------------------------------------
/front-chat/src/config/helper.js:
--------------------------------------------------------------------------------
 1 | export function timeAgo(date) {
 2 |   const now = new Date();
 3 |   const past = new Date(date);
 4 |   const secondsAgo = Math.floor((now - past) / 1000);
 5 | 
 6 |   if (secondsAgo < 60) return `${secondsAgo} seconds ago`;
 7 |   const minutesAgo = Math.floor(secondsAgo / 60);
 8 |   if (minutesAgo < 60) return `${minutesAgo} minutes ago`;
 9 |   const hoursAgo = Math.floor(minutesAgo / 60);
10 |   if (hoursAgo < 24) return `${hoursAgo} hours ago`;
11 |   const daysAgo = Math.floor(hoursAgo / 24);
12 |   if (daysAgo < 30) return `${daysAgo} days ago`;
13 |   const monthsAgo = Math.floor(daysAgo / 30);
14 |   if (monthsAgo < 12) return `${monthsAgo} months ago`;
15 |   const yearsAgo = Math.floor(monthsAgo / 12);
16 |   return `${yearsAgo} years ago`;
17 | }
18 | 
19 | // Example usage
20 | console.log(timeAgo("2023-12-01T14:00:00Z")); // Output depends on the current time
21 | 


--------------------------------------------------------------------------------
/chat-app-backend/.mvn/wrapper/maven-wrapper.properties:
--------------------------------------------------------------------------------
 1 | # Licensed to the Apache Software Foundation (ASF) under one
 2 | # or more contributor license agreements.  See the NOTICE file
 3 | # distributed with this work for additional information
 4 | # regarding copyright ownership.  The ASF licenses this file
 5 | # to you under the Apache License, Version 2.0 (the
 6 | # "License"); you may not use this file except in compliance
 7 | # with the License.  You may obtain a copy of the License at
 8 | #
 9 | #   http://www.apache.org/licenses/LICENSE-2.0
10 | #
11 | # Unless required by applicable law or agreed to in writing,
12 | # software distributed under the License is distributed on an
13 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14 | # KIND, either express or implied.  See the License for the
15 | # specific language governing permissions and limitations
16 | # under the License.
17 | wrapperVersion=3.3.2
18 | distributionType=only-script
19 | distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip
20 | 


--------------------------------------------------------------------------------
/front-chat/package.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "name": "front-chat",
 3 |   "private": true,
 4 |   "version": "0.0.0",
 5 |   "type": "module",
 6 |   "scripts": {
 7 |     "dev": "vite",
 8 |     "build": "vite build",
 9 |     "lint": "eslint .",
10 |     "preview": "vite preview"
11 |   },
12 |   "dependencies": {
13 |     "@stomp/stompjs": "^7.0.0",
14 |     "axios": "^1.7.9",
15 |     "react": "^18.3.1",
16 |     "react-dom": "^18.3.1",
17 |     "react-hot-toast": "^2.4.1",
18 |     "react-icons": "^5.4.0",
19 |     "react-router": "^7.0.2",
20 |     "sockjs-client": "^1.6.1"
21 |   },
22 |   "devDependencies": {
23 |     "@eslint/js": "^9.15.0",
24 |     "@types/react": "^18.3.12",
25 |     "@types/react-dom": "^18.3.1",
26 |     "@vitejs/plugin-react": "^4.3.4",
27 |     "autoprefixer": "^10.4.20",
28 |     "eslint": "^9.15.0",
29 |     "eslint-plugin-react": "^7.37.2",
30 |     "eslint-plugin-react-hooks": "^5.0.0",
31 |     "eslint-plugin-react-refresh": "^0.4.14",
32 |     "globals": "^15.12.0",
33 |     "postcss": "^8.4.49",
34 |     "tailwindcss": "^3.4.16",
35 |     "vite": "^6.0.1"
36 |   }
37 | }
38 | 


--------------------------------------------------------------------------------
/front-chat/eslint.config.js:
--------------------------------------------------------------------------------
 1 | import js from '@eslint/js'
 2 | import globals from 'globals'
 3 | import react from 'eslint-plugin-react'
 4 | import reactHooks from 'eslint-plugin-react-hooks'
 5 | import reactRefresh from 'eslint-plugin-react-refresh'
 6 | 
 7 | export default [
 8 |   { ignores: ['dist'] },
 9 |   {
10 |     files: ['**/*.{js,jsx}'],
11 |     languageOptions: {
12 |       ecmaVersion: 2020,
13 |       globals: globals.browser,
14 |       parserOptions: {
15 |         ecmaVersion: 'latest',
16 |         ecmaFeatures: { jsx: true },
17 |         sourceType: 'module',
18 |       },
19 |     },
20 |     settings: { react: { version: '18.3' } },
21 |     plugins: {
22 |       react,
23 |       'react-hooks': reactHooks,
24 |       'react-refresh': reactRefresh,
25 |     },
26 |     rules: {
27 |       ...js.configs.recommended.rules,
28 |       ...react.configs.recommended.rules,
29 |       ...react.configs['jsx-runtime'].rules,
30 |       ...reactHooks.configs.recommended.rules,
31 |       'react/jsx-no-target-blank': 'off',
32 |       'react-refresh/only-export-components': [
33 |         'warn',
34 |         { allowConstantExport: true },
35 |       ],
36 |     },
37 |   },
38 | ]
39 | 


--------------------------------------------------------------------------------
/chat-app-backend/src/main/java/com/substring/chat/config/WebSocketConfig.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.config;
 2 | 
 3 | import org.springframework.context.annotation.Configuration;
 4 | import org.springframework.messaging.simp.config.MessageBrokerRegistry;
 5 | import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
 6 | import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
 7 | import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;
 8 | 
 9 | @Configuration
10 | @EnableWebSocketMessageBroker
11 | public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {
12 | 
13 | 
14 |     @Override
15 |     public void configureMessageBroker(MessageBrokerRegistry config) {
16 | 
17 |         config.enableSimpleBroker("/topic");
18 |         // /topic/messages
19 | 
20 |         config.setApplicationDestinationPrefixes("/app");
21 |         // /app/chat
22 |         // server-side: @MessagingMapping("/chat)
23 | 
24 | 
25 |     }
26 | 
27 |     @Override
28 |     public void registerStompEndpoints(StompEndpointRegistry registry) {
29 |         registry.addEndpoint("/chat")//connection establishment
30 |                 .setAllowedOrigins("http://localhost:5173")
31 |                 .withSockJS();
32 |     }
33 |     // /chat endpoint par connection apka establish hoga
34 | }
35 | 


--------------------------------------------------------------------------------
/front-chat/public/vite.svg:
--------------------------------------------------------------------------------
1 | <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>


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/chat-app-backend/src/main/java/com/substring/chat/controllers/ChatController.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.controllers;
 2 | 
 3 | import com.substring.chat.entities.Message;
 4 | import com.substring.chat.entities.Room;
 5 | import com.substring.chat.playload.MessageRequest;
 6 | import com.substring.chat.repositories.RoomRepository;
 7 | import org.springframework.messaging.handler.annotation.DestinationVariable;
 8 | import org.springframework.messaging.handler.annotation.MessageMapping;
 9 | import org.springframework.messaging.handler.annotation.SendTo;
10 | import org.springframework.stereotype.Controller;
11 | import org.springframework.web.bind.annotation.CrossOrigin;
12 | import org.springframework.web.bind.annotation.RequestBody;
13 | 
14 | import java.time.LocalDateTime;
15 | 
16 | @Controller
17 | @CrossOrigin("http://localhost:5173")
18 | public class ChatController {
19 | 
20 | 
21 |     private RoomRepository roomRepository;
22 | 
23 |     public ChatController(RoomRepository roomRepository) {
24 |         this.roomRepository = roomRepository;
25 |     }
26 | 
27 | 
28 |     //for sending and receiving messages
29 |     @MessageMapping("/sendMessage/{roomId}")// /app/sendMessage/roomId
30 |     @SendTo("/topic/room/{roomId}")//subscribe
31 |     public Message sendMessage(
32 |             @DestinationVariable String roomId,
33 |             @RequestBody MessageRequest request
34 |     ) {
35 | 
36 |         Room room = roomRepository.findByRoomId(request.getRoomId());
37 |         Message message = new Message();
38 |         message.setContent(request.getContent());
39 |         message.setSender(request.getSender());
40 |         message.setTimeStamp(LocalDateTime.now());
41 |         if (room != null) {
42 |             room.getMessages().add(message);
43 |             roomRepository.save(room);
44 |         } else {
45 |             throw new RuntimeException("room not found !!");
46 |         }
47 | 
48 |         return message;
49 | 
50 | 
51 |     }
52 | }
53 | 


--------------------------------------------------------------------------------
/chat-app-backend/pom.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 3 | 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 4 | 	<modelVersion>4.0.0</modelVersion>
 5 | 	<parent>
 6 | 		<groupId>org.springframework.boot</groupId>
 7 | 		<artifactId>spring-boot-starter-parent</artifactId>
 8 | 		<version>3.4.0</version>
 9 | 		<relativePath/> <!-- lookup parent from repository -->
10 | 	</parent>
11 | 	<groupId>com.substring.chat</groupId>
12 | 	<artifactId>chat-app-backend</artifactId>
13 | 	<version>0.0.1-SNAPSHOT</version>
14 | 	<name>chat-app-backend</name>
15 | 	<description>Chat app backend</description>
16 | 	<url/>
17 | 	<licenses>
18 | 		<license/>
19 | 	</licenses>
20 | 	<developers>
21 | 		<developer/>
22 | 	</developers>
23 | 	<scm>
24 | 		<connection/>
25 | 		<developerConnection/>
26 | 		<tag/>
27 | 		<url/>
28 | 	</scm>
29 | 	<properties>
30 | 		<java.version>21</java.version>
31 | 	</properties>
32 | 	<dependencies>
33 | 		<dependency>
34 | 			<groupId>org.springframework.boot</groupId>
35 | 			<artifactId>spring-boot-starter-data-mongodb</artifactId>
36 | 		</dependency>
37 | 		<dependency>
38 | 			<groupId>org.springframework.boot</groupId>
39 | 			<artifactId>spring-boot-starter-web</artifactId>
40 | 		</dependency>
41 | 		<dependency>
42 | 			<groupId>org.springframework.boot</groupId>
43 | 			<artifactId>spring-boot-starter-websocket</artifactId>
44 | 		</dependency>
45 | 
46 | 		<dependency>
47 | 			<groupId>org.springframework.boot</groupId>
48 | 			<artifactId>spring-boot-devtools</artifactId>
49 | 			<scope>runtime</scope>
50 | 			<optional>true</optional>
51 | 		</dependency>
52 | 		<dependency>
53 | 			<groupId>org.projectlombok</groupId>
54 | 			<artifactId>lombok</artifactId>
55 | 			<optional>true</optional>
56 | 		</dependency>
57 | 		<dependency>
58 | 			<groupId>org.springframework.boot</groupId>
59 | 			<artifactId>spring-boot-starter-test</artifactId>
60 | 			<scope>test</scope>
61 | 		</dependency>
62 | 	</dependencies>
63 | 
64 | 	<build>
65 | 		<plugins>
66 | 			<plugin>
67 | 				<groupId>org.springframework.boot</groupId>
68 | 				<artifactId>spring-boot-maven-plugin</artifactId>
69 | 				<configuration>
70 | 					<excludes>
71 | 						<exclude>
72 | 							<groupId>org.projectlombok</groupId>
73 | 							<artifactId>lombok</artifactId>
74 | 						</exclude>
75 | 					</excludes>
76 | 				</configuration>
77 | 			</plugin>
78 | 		</plugins>
79 | 	</build>
80 | 
81 | </project>
82 | 


--------------------------------------------------------------------------------
/chat-app-backend/src/main/java/com/substring/chat/controllers/RoomController.java:
--------------------------------------------------------------------------------
 1 | package com.substring.chat.controllers;
 2 | 
 3 | import com.substring.chat.entities.Message;
 4 | import com.substring.chat.entities.Room;
 5 | import com.substring.chat.repositories.RoomRepository;
 6 | import lombok.Getter;
 7 | import org.slf4j.Logger;
 8 | import org.slf4j.LoggerFactory;
 9 | import org.springframework.http.HttpStatus;
10 | import org.springframework.http.ResponseEntity;
11 | import org.springframework.stereotype.Repository;
12 | import org.springframework.web.bind.annotation.*;
13 | 
14 | import java.util.List;
15 | import java.util.Map;
16 | 
17 | @RestController
18 | @RequestMapping("/api/v1/rooms")
19 | @CrossOrigin("http://localhost:5173")
20 | public class RoomController {
21 | 
22 |     private RoomRepository roomRepository;
23 | 
24 | 
25 |     public RoomController(RoomRepository roomRepository) {
26 |         this.roomRepository = roomRepository;
27 |     }
28 | 
29 |     //create room
30 |     @PostMapping
31 |     public ResponseEntity<?> createRoom(@RequestBody String roomId) {
32 | 
33 |         if (roomRepository.findByRoomId(roomId) != null) {
34 |             //room is already there
35 |             return ResponseEntity.badRequest().body("Room already exists!");
36 | 
37 |         }
38 | 
39 | 
40 |         //create new room
41 |         Room room = new Room();
42 |         room.setRoomId(roomId);
43 |         Room savedRoom = roomRepository.save(room);
44 |         return ResponseEntity.status(HttpStatus.CREATED).body(room);
45 | 
46 | 
47 |     }
48 | 
49 | 
50 |     //get room: join
51 |     @GetMapping("/{roomId}")
52 |     public ResponseEntity<?> joinRoom(
53 |             @PathVariable String roomId
54 |     ) {
55 | 
56 |         Room room = roomRepository.findByRoomId(roomId);
57 |         if (room == null) {
58 |             return ResponseEntity.badRequest()
59 |                     .body("Room not found!!");
60 |         }
61 |         return ResponseEntity.ok(room);
62 |     }
63 | 
64 | 
65 |     //get messages of room
66 | 
67 |     @GetMapping("/{roomId}/messages")
68 |     public ResponseEntity<List<Message>> getMessages(
69 |             @PathVariable String roomId,
70 |             @RequestParam(value = "page", defaultValue = "0", required = false) int page,
71 |             @RequestParam(value = "size", defaultValue = "20", required = false) int size
72 |     ) {
73 |         Room room = roomRepository.findByRoomId(roomId);
74 |         if (room == null) {
75 |             return ResponseEntity.badRequest().build()
76 |                     ;
77 |         }
78 |         //get messages :
79 |         //pagination
80 |         List<Message> messages = room.getMessages();
81 |         int start = Math.max(0, messages.size() - (page + 1) * size);
82 |         int end = Math.min(messages.size(), start + size);
83 |         List<Message> paginatedMessages = messages.subList(start, end);
84 |         return ResponseEntity.ok(paginatedMessages);
85 | 
86 |     }
87 | 
88 | 
89 | }
90 | 


--------------------------------------------------------------------------------
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--------------------------------------------------------------------------------
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--------------------------------------------------------------------------------
/front-chat/src/components/JoinCreateChat.jsx:
--------------------------------------------------------------------------------
  1 | import React, { useState } from "react";
  2 | import chatIcon from "../assets/chat.png";
  3 | import toast from "react-hot-toast";
  4 | import { createRoomApi, joinChatApi } from "../services/RoomService";
  5 | import useChatContext from "../context/ChatContext";
  6 | import { useNavigate } from "react-router";
  7 | const JoinCreateChat = () => {
  8 |   const [detail, setDetail] = useState({
  9 |     roomId: "",
 10 |     userName: "",
 11 |   });
 12 | 
 13 |   const { roomId, userName, setRoomId, setCurrentUser, setConnected } =
 14 |     useChatContext();
 15 |   const navigate = useNavigate();
 16 | 
 17 |   function handleFormInputChange(event) {
 18 |     setDetail({
 19 |       ...detail,
 20 |       [event.target.name]: event.target.value,
 21 |     });
 22 |   }
 23 | 
 24 |   function validateForm() {
 25 |     if (detail.roomId === "" || detail.userName === "") {
 26 |       toast.error("Invalid Input !!");
 27 |       return false;
 28 |     }
 29 |     return true;
 30 |   }
 31 | 
 32 |   async function joinChat() {
 33 |     if (validateForm()) {
 34 |       //join chat
 35 | 
 36 |       try {
 37 |         const room = await joinChatApi(detail.roomId);
 38 |         toast.success("joined..");
 39 |         setCurrentUser(detail.userName);
 40 |         setRoomId(room.roomId);
 41 |         setConnected(true);
 42 |         navigate("/chat");
 43 |       } catch (error) {
 44 |         if (error.status == 400) {
 45 |           toast.error(error.response.data);
 46 |         } else {
 47 |           toast.error("Error in joining room");
 48 |         }
 49 |         console.log(error);
 50 |       }
 51 |     }
 52 |   }
 53 | 
 54 |   async function createRoom() {
 55 |     if (validateForm()) {
 56 |       //create room
 57 |       console.log(detail);
 58 |       // call api to create room on backend
 59 |       try {
 60 |         const response = await createRoomApi(detail.roomId);
 61 |         console.log(response);
 62 |         toast.success("Room Created Successfully !!");
 63 |         //join the room
 64 |         setCurrentUser(detail.userName);
 65 |         setRoomId(response.roomId);
 66 |         setConnected(true);
 67 | 
 68 |         navigate("/chat");
 69 | 
 70 |         //forward to chat page...
 71 |       } catch (error) {
 72 |         console.log(error);
 73 |         if (error.status == 400) {
 74 |           toast.error("Room  already exists !!");
 75 |         } else {
 76 |           toast("Error in creating room");
 77 |         }
 78 |       }
 79 |     }
 80 |   }
 81 | 
 82 |   return (
 83 |     <div className="min-h-screen flex items-center justify-center ">
 84 |       <div className="p-10 dark:border-gray-700 border w-full flex flex-col gap-5 max-w-md rounded dark:bg-gray-900 shadow">
 85 |         <div>
 86 |           <img src={chatIcon} className="w-24 mx-auto" />
 87 |         </div>
 88 | 
 89 |         <h1 className="text-2xl font-semibold text-center ">
 90 |           Join Room / Create Room ..
 91 |         </h1>
 92 |         {/* name div */}
 93 |         <div className="">
 94 |           <label htmlFor="name" className="block font-medium mb-2">
 95 |             Your name
 96 |           </label>
 97 |           <input
 98 |             onChange={handleFormInputChange}
 99 |             value={detail.userName}
100 |             type="text"
101 |             id="name"
102 |             name="userName"
103 |             placeholder="Enter the name"
104 |             className="w-full dark:bg-gray-600 px-4 py-2 border dark:border-gray-600 rounded-full focus:outline-none focus:ring-2 focus:ring-blue-500"
105 |           />
106 |         </div>
107 | 
108 |         {/* room id div */}
109 |         <div className="">
110 |           <label htmlFor="name" className="block font-medium mb-2">
111 |             Room ID / New Room ID
112 |           </label>
113 |           <input
114 |             name="roomId"
115 |             onChange={handleFormInputChange}
116 |             value={detail.roomId}
117 |             type="text"
118 |             id="name"
119 |             placeholder="Enter the room id"
120 |             className="w-full dark:bg-gray-600 px-4 py-2 border dark:border-gray-600 rounded-full focus:outline-none focus:ring-2 focus:ring-blue-500"
121 |           />
122 |         </div>
123 | 
124 |         {/* button  */}
125 |         <div className="flex justify-center gap-2 mt-4">
126 |           <button
127 |             onClick={joinChat}
128 |             className="px-3 py-2 dark:bg-blue-500 hover:dark:bg-blue-800 rounded-full"
129 |           >
130 |             Join Room
131 |           </button>
132 |           <button
133 |             onClick={createRoom}
134 |             className="px-3 py-2 dark:bg-orange-500 hover:dark:bg-orange-800 rounded-full"
135 |           >
136 |             Create Room
137 |           </button>
138 |         </div>
139 |       </div>
140 |     </div>
141 |   );
142 | };
143 | 
144 | export default JoinCreateChat;
145 | 


--------------------------------------------------------------------------------
/front-chat/src/components/ChatPage.jsx:
--------------------------------------------------------------------------------
  1 | import React, { useEffect, useRef, useState } from "react";
  2 | import { MdAttachFile, MdSend } from "react-icons/md";
  3 | import useChatContext from "../context/ChatContext";
  4 | import { useNavigate } from "react-router";
  5 | import SockJS from "sockjs-client";
  6 | import { Stomp } from "@stomp/stompjs";
  7 | import toast from "react-hot-toast";
  8 | import { baseURL } from "../config/AxiosHelper";
  9 | import { getMessagess } from "../services/RoomService";
 10 | import { timeAgo } from "../config/helper";
 11 | const ChatPage = () => {
 12 |   const {
 13 |     roomId,
 14 |     currentUser,
 15 |     connected,
 16 |     setConnected,
 17 |     setRoomId,
 18 |     setCurrentUser,
 19 |   } = useChatContext();
 20 |   // console.log(roomId);
 21 |   // console.log(currentUser);
 22 |   // console.log(connected);
 23 | 
 24 |   const navigate = useNavigate();
 25 |   useEffect(() => {
 26 |     if (!connected) {
 27 |       navigate("/");
 28 |     }
 29 |   }, [connected, roomId, currentUser]);
 30 | 
 31 |   const [messages, setMessages] = useState([]);
 32 |   const [input, setInput] = useState("");
 33 |   const inputRef = useRef(null);
 34 |   const chatBoxRef = useRef(null);
 35 |   const [stompClient, setStompClient] = useState(null);
 36 | 
 37 |   //page init:
 38 |   //messages ko load karne honge
 39 | 
 40 |   useEffect(() => {
 41 |     async function loadMessages() {
 42 |       try {
 43 |         const messages = await getMessagess(roomId);
 44 |         // console.log(messages);
 45 |         setMessages(messages);
 46 |       } catch (error) {}
 47 |     }
 48 |     if (connected) {
 49 |       loadMessages();
 50 |     }
 51 |   }, []);
 52 | 
 53 |   //scroll down
 54 | 
 55 |   useEffect(() => {
 56 |     if (chatBoxRef.current) {
 57 |       chatBoxRef.current.scroll({
 58 |         top: chatBoxRef.current.scrollHeight,
 59 |         behavior: "smooth",
 60 |       });
 61 |     }
 62 |   }, [messages]);
 63 | 
 64 |   //stompClient ko init karne honge
 65 |   //subscribe
 66 | 
 67 |   useEffect(() => {
 68 |     const connectWebSocket = () => {
 69 |       ///SockJS
 70 |       const sock = new SockJS(`${baseURL}/chat`);
 71 |       const client = Stomp.over(sock);
 72 | 
 73 |       client.connect({}, () => {
 74 |         setStompClient(client);
 75 | 
 76 |         toast.success("connected");
 77 | 
 78 |         client.subscribe(`/topic/room/${roomId}`, (message) => {
 79 |           console.log(message);
 80 | 
 81 |           const newMessage = JSON.parse(message.body);
 82 | 
 83 |           setMessages((prev) => [...prev, newMessage]);
 84 | 
 85 |           //rest of the work after success receiving the message
 86 |         });
 87 |       });
 88 |     };
 89 | 
 90 |     if (connected) {
 91 |       connectWebSocket();
 92 |     }
 93 | 
 94 |     //stomp client
 95 |   }, [roomId]);
 96 | 
 97 |   //send message handle
 98 | 
 99 |   const sendMessage = async () => {
100 |     if (stompClient && connected && input.trim()) {
101 |       console.log(input);
102 | 
103 |       const message = {
104 |         sender: currentUser,
105 |         content: input,
106 |         roomId: roomId,
107 |       };
108 | 
109 |       stompClient.send(
110 |         `/app/sendMessage/${roomId}`,
111 |         {},
112 |         JSON.stringify(message)
113 |       );
114 |       setInput("");
115 |     }
116 | 
117 |     //
118 |   };
119 | 
120 |   function handleLogout() {
121 |     stompClient.disconnect();
122 |     setConnected(false);
123 |     setRoomId("");
124 |     setCurrentUser("");
125 |     navigate("/");
126 |   }
127 | 
128 |   return (
129 |     <div className="">
130 |       {/* this is a header */}
131 |       <header className="dark:border-gray-700  fixed w-full dark:bg-gray-900 py-5 shadow flex justify-around items-center">
132 |         {/* room name container */}
133 |         <div>
134 |           <h1 className="text-xl font-semibold">
135 |             Room : <span>{roomId}</span>
136 |           </h1>
137 |         </div>
138 |         {/* username container */}
139 | 
140 |         <div>
141 |           <h1 className="text-xl font-semibold">
142 |             User : <span>{currentUser}</span>
143 |           </h1>
144 |         </div>
145 |         {/* button: leave room */}
146 |         <div>
147 |           <button
148 |             onClick={handleLogout}
149 |             className="dark:bg-red-500 dark:hover:bg-red-700 px-3 py-2 rounded-full"
150 |           >
151 |             Leave Room
152 |           </button>
153 |         </div>
154 |       </header>
155 | 
156 |       <main
157 |         ref={chatBoxRef}
158 |         className="py-20 px-10   w-2/3 dark:bg-slate-600 mx-auto h-screen overflow-auto "
159 |       >
160 |         {messages.map((message, index) => (
161 |           <div
162 |             key={index}
163 |             className={`flex ${
164 |               message.sender === currentUser ? "justify-end" : "justify-start"
165 |             } `}
166 |           >
167 |             <div
168 |               className={`my-2 ${
169 |                 message.sender === currentUser ? "bg-green-800" : "bg-gray-800"
170 |               } p-2 max-w-xs rounded`}
171 |             >
172 |               <div className="flex flex-row gap-2">
173 |                 <img
174 |                   className="h-10 w-10"
175 |                   src={"https://avatar.iran.liara.run/public/43"}
176 |                   alt=""
177 |                 />
178 |                 <div className="flex flex-col gap-1">
179 |                   <p className="text-sm font-bold">{message.sender}</p>
180 |                   <p>{message.content}</p>
181 |                   <p className="text-xs text-gray-400">
182 |                     {timeAgo(message.timeStamp)}
183 |                   </p>
184 |                 </div>
185 |               </div>
186 |             </div>
187 |           </div>
188 |         ))}
189 |       </main>
190 |       {/* input message container */}
191 |       <div className=" fixed bottom-4 w-full h-16 ">
192 |         <div className="h-full  pr-10 gap-4 flex items-center justify-between rounded-full w-1/2 mx-auto dark:bg-gray-900">
193 |           <input
194 |             value={input}
195 |             onChange={(e) => {
196 |               setInput(e.target.value);
197 |             }}
198 |             onKeyDown={(e) => {
199 |               if (e.key === "Enter") {
200 |                 sendMessage();
201 |               }
202 |             }}
203 |             type="text"
204 |             placeholder="Type your message here..."
205 |             className=" w-full  dark:border-gray-600 b dark:bg-gray-800  px-5 py-2 rounded-full h-full focus:outline-none  "
206 |           />
207 | 
208 |           <div className="flex gap-1">
209 |             <button className="dark:bg-purple-600 h-10 w-10  flex   justify-center items-center rounded-full">
210 |               <MdAttachFile size={20} />
211 |             </button>
212 |             <button
213 |               onClick={sendMessage}
214 |               className="dark:bg-green-600 h-10 w-10  flex   justify-center items-center rounded-full"
215 |             >
216 |               <MdSend size={20} />
217 |             </button>
218 |           </div>
219 |         </div>
220 |       </div>
221 |     </div>
222 |   );
223 | };
224 | 
225 | export default ChatPage;
226 | 


--------------------------------------------------------------------------------
/chat-app-backend/mvnw.cmd:
--------------------------------------------------------------------------------
  1 | <# : batch portion
  2 | @REM ----------------------------------------------------------------------------
  3 | @REM Licensed to the Apache Software Foundation (ASF) under one
  4 | @REM or more contributor license agreements.  See the NOTICE file
  5 | @REM distributed with this work for additional information
  6 | @REM regarding copyright ownership.  The ASF licenses this file
  7 | @REM to you under the Apache License, Version 2.0 (the
  8 | @REM "License"); you may not use this file except in compliance
  9 | @REM with the License.  You may obtain a copy of the License at
 10 | @REM
 11 | @REM    http://www.apache.org/licenses/LICENSE-2.0
 12 | @REM
 13 | @REM Unless required by applicable law or agreed to in writing,
 14 | @REM software distributed under the License is distributed on an
 15 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 16 | @REM KIND, either express or implied.  See the License for the
 17 | @REM specific language governing permissions and limitations
 18 | @REM under the License.
 19 | @REM ----------------------------------------------------------------------------
 20 | 
 21 | @REM ----------------------------------------------------------------------------
 22 | @REM Apache Maven Wrapper startup batch script, version 3.3.2
 23 | @REM
 24 | @REM Optional ENV vars
 25 | @REM   MVNW_REPOURL - repo url base for downloading maven distribution
 26 | @REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
 27 | @REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
 28 | @REM ----------------------------------------------------------------------------
 29 | 
 30 | @IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
 31 | @SET __MVNW_CMD__=
 32 | @SET __MVNW_ERROR__=
 33 | @SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
 34 | @SET PSModulePath=
 35 | @FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
 36 |   IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
 37 | )
 38 | @SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
 39 | @SET __MVNW_PSMODULEP_SAVE=
 40 | @SET __MVNW_ARG0_NAME__=
 41 | @SET MVNW_USERNAME=
 42 | @SET MVNW_PASSWORD=
 43 | @IF NOT "%__MVNW_CMD__%"=="" (%__MVNW_CMD__% %*)
 44 | @echo Cannot start maven from wrapper >&2 && exit /b 1
 45 | @GOTO :EOF
 46 | : end batch / begin powershell #>
 47 | 
 48 | $ErrorActionPreference = "Stop"
 49 | if ($env:MVNW_VERBOSE -eq "true") {
 50 |   $VerbosePreference = "Continue"
 51 | }
 52 | 
 53 | # calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
 54 | $distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
 55 | if (!$distributionUrl) {
 56 |   Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
 57 | }
 58 | 
 59 | switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
 60 |   "maven-mvnd-*" {
 61 |     $USE_MVND = $true
 62 |     $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
 63 |     $MVN_CMD = "mvnd.cmd"
 64 |     break
 65 |   }
 66 |   default {
 67 |     $USE_MVND = $false
 68 |     $MVN_CMD = $script -replace '^mvnw','mvn'
 69 |     break
 70 |   }
 71 | }
 72 | 
 73 | # apply MVNW_REPOURL and calculate MAVEN_HOME
 74 | # maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
 75 | if ($env:MVNW_REPOURL) {
 76 |   $MVNW_REPO_PATTERN = if ($USE_MVND) { "/org/apache/maven/" } else { "/maven/mvnd/" }
 77 |   $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace '^.*'+$MVNW_REPO_PATTERN,'')"
 78 | }
 79 | $distributionUrlName = $distributionUrl -replace '^.*/',''
 80 | $distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
 81 | $MAVEN_HOME_PARENT = "$HOME/.m2/wrapper/dists/$distributionUrlNameMain"
 82 | if ($env:MAVEN_USER_HOME) {
 83 |   $MAVEN_HOME_PARENT = "$env:MAVEN_USER_HOME/wrapper/dists/$distributionUrlNameMain"
 84 | }
 85 | $MAVEN_HOME_NAME = ([System.Security.Cryptography.MD5]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
 86 | $MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
 87 | 
 88 | if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
 89 |   Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
 90 |   Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
 91 |   exit $?
 92 | }
 93 | 
 94 | if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
 95 |   Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
 96 | }
 97 | 
 98 | # prepare tmp dir
 99 | $TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
100 | $TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
101 | $TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
102 | trap {
103 |   if ($TMP_DOWNLOAD_DIR.Exists) {
104 |     try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
105 |     catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
106 |   }
107 | }
108 | 
109 | New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
110 | 
111 | # Download and Install Apache Maven
112 | Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
113 | Write-Verbose "Downloading from: $distributionUrl"
114 | Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
115 | 
116 | $webclient = New-Object System.Net.WebClient
117 | if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
118 |   $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
119 | }
120 | [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
121 | $webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
122 | 
123 | # If specified, validate the SHA-256 sum of the Maven distribution zip file
124 | $distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
125 | if ($distributionSha256Sum) {
126 |   if ($USE_MVND) {
127 |     Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
128 |   }
129 |   Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
130 |   if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
131 |     Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
132 |   }
133 | }
134 | 
135 | # unzip and move
136 | Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
137 | Rename-Item -Path "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" -NewName $MAVEN_HOME_NAME | Out-Null
138 | try {
139 |   Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
140 | } catch {
141 |   if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
142 |     Write-Error "fail to move MAVEN_HOME"
143 |   }
144 | } finally {
145 |   try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
146 |   catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
147 | }
148 | 
149 | Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
150 | 


--------------------------------------------------------------------------------
/chat-app-backend/mvnw:
--------------------------------------------------------------------------------
  1 | #!/bin/sh
  2 | # ----------------------------------------------------------------------------
  3 | # Licensed to the Apache Software Foundation (ASF) under one
  4 | # or more contributor license agreements.  See the NOTICE file
  5 | # distributed with this work for additional information
  6 | # regarding copyright ownership.  The ASF licenses this file
  7 | # to you under the Apache License, Version 2.0 (the
  8 | # "License"); you may not use this file except in compliance
  9 | # with the License.  You may obtain a copy of the License at
 10 | #
 11 | #    http://www.apache.org/licenses/LICENSE-2.0
 12 | #
 13 | # Unless required by applicable law or agreed to in writing,
 14 | # software distributed under the License is distributed on an
 15 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 16 | # KIND, either express or implied.  See the License for the
 17 | # specific language governing permissions and limitations
 18 | # under the License.
 19 | # ----------------------------------------------------------------------------
 20 | 
 21 | # ----------------------------------------------------------------------------
 22 | # Apache Maven Wrapper startup batch script, version 3.3.2
 23 | #
 24 | # Optional ENV vars
 25 | # -----------------
 26 | #   JAVA_HOME - location of a JDK home dir, required when download maven via java source
 27 | #   MVNW_REPOURL - repo url base for downloading maven distribution
 28 | #   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
 29 | #   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
 30 | # ----------------------------------------------------------------------------
 31 | 
 32 | set -euf
 33 | [ "${MVNW_VERBOSE-}" != debug ] || set -x
 34 | 
 35 | # OS specific support.
 36 | native_path() { printf %s\\n "$1"; }
 37 | case "$(uname)" in
 38 | CYGWIN* | MINGW*)
 39 |   [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
 40 |   native_path() { cygpath --path --windows "$1"; }
 41 |   ;;
 42 | esac
 43 | 
 44 | # set JAVACMD and JAVACCMD
 45 | set_java_home() {
 46 |   # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
 47 |   if [ -n "${JAVA_HOME-}" ]; then
 48 |     if [ -x "$JAVA_HOME/jre/sh/java" ]; then
 49 |       # IBM's JDK on AIX uses strange locations for the executables
 50 |       JAVACMD="$JAVA_HOME/jre/sh/java"
 51 |       JAVACCMD="$JAVA_HOME/jre/sh/javac"
 52 |     else
 53 |       JAVACMD="$JAVA_HOME/bin/java"
 54 |       JAVACCMD="$JAVA_HOME/bin/javac"
 55 | 
 56 |       if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
 57 |         echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
 58 |         echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
 59 |         return 1
 60 |       fi
 61 |     fi
 62 |   else
 63 |     JAVACMD="$(
 64 |       'set' +e
 65 |       'unset' -f command 2>/dev/null
 66 |       'command' -v java
 67 |     )" || :
 68 |     JAVACCMD="$(
 69 |       'set' +e
 70 |       'unset' -f command 2>/dev/null
 71 |       'command' -v javac
 72 |     )" || :
 73 | 
 74 |     if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
 75 |       echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
 76 |       return 1
 77 |     fi
 78 |   fi
 79 | }
 80 | 
 81 | # hash string like Java String::hashCode
 82 | hash_string() {
 83 |   str="${1:-}" h=0
 84 |   while [ -n "$str" ]; do
 85 |     char="${str%"${str#?}"}"
 86 |     h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
 87 |     str="${str#?}"
 88 |   done
 89 |   printf %x\\n $h
 90 | }
 91 | 
 92 | verbose() { :; }
 93 | [ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
 94 | 
 95 | die() {
 96 |   printf %s\\n "$1" >&2
 97 |   exit 1
 98 | }
 99 | 
100 | trim() {
101 |   # MWRAPPER-139:
102 |   #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
103 |   #   Needed for removing poorly interpreted newline sequences when running in more
104 |   #   exotic environments such as mingw bash on Windows.
105 |   printf "%s" "${1}" | tr -d '[:space:]'
106 | }
107 | 
108 | # parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
109 | while IFS="=" read -r key value; do
110 |   case "${key-}" in
111 |   distributionUrl) distributionUrl=$(trim "${value-}") ;;
112 |   distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
113 |   esac
114 | done <"${0%/*}/.mvn/wrapper/maven-wrapper.properties"
115 | [ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in ${0%/*}/.mvn/wrapper/maven-wrapper.properties"
116 | 
117 | case "${distributionUrl##*/}" in
118 | maven-mvnd-*bin.*)
119 |   MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
120 |   case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
121 |   *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
122 |   :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
123 |   :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
124 |   :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
125 |   *)
126 |     echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
127 |     distributionPlatform=linux-amd64
128 |     ;;
129 |   esac
130 |   distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
131 |   ;;
132 | maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
133 | *) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
134 | esac
135 | 
136 | # apply MVNW_REPOURL and calculate MAVEN_HOME
137 | # maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
138 | [ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
139 | distributionUrlName="${distributionUrl##*/}"
140 | distributionUrlNameMain="${distributionUrlName%.*}"
141 | distributionUrlNameMain="${distributionUrlNameMain%-bin}"
142 | MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
143 | MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
144 | 
145 | exec_maven() {
146 |   unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
147 |   exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
148 | }
149 | 
150 | if [ -d "$MAVEN_HOME" ]; then
151 |   verbose "found existing MAVEN_HOME at $MAVEN_HOME"
152 |   exec_maven "$@"
153 | fi
154 | 
155 | case "${distributionUrl-}" in
156 | *?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
157 | *) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
158 | esac
159 | 
160 | # prepare tmp dir
161 | if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
162 |   clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
163 |   trap clean HUP INT TERM EXIT
164 | else
165 |   die "cannot create temp dir"
166 | fi
167 | 
168 | mkdir -p -- "${MAVEN_HOME%/*}"
169 | 
170 | # Download and Install Apache Maven
171 | verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
172 | verbose "Downloading from: $distributionUrl"
173 | verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
174 | 
175 | # select .zip or .tar.gz
176 | if ! command -v unzip >/dev/null; then
177 |   distributionUrl="${distributionUrl%.zip}.tar.gz"
178 |   distributionUrlName="${distributionUrl##*/}"
179 | fi
180 | 
181 | # verbose opt
182 | __MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
183 | [ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
184 | 
185 | # normalize http auth
186 | case "${MVNW_PASSWORD:+has-password}" in
187 | '') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
188 | has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
189 | esac
190 | 
191 | if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
192 |   verbose "Found wget ... using wget"
193 |   wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
194 | elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
195 |   verbose "Found curl ... using curl"
196 |   curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
197 | elif set_java_home; then
198 |   verbose "Falling back to use Java to download"
199 |   javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
200 |   targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
201 |   cat >"$javaSource" <<-END
202 | 	public class Downloader extends java.net.Authenticator
203 | 	{
204 | 	  protected java.net.PasswordAuthentication getPasswordAuthentication()
205 | 	  {
206 | 	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
207 | 	  }
208 | 	  public static void main( String[] args ) throws Exception
209 | 	  {
210 | 	    setDefault( new Downloader() );
211 | 	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
212 | 	  }
213 | 	}
214 | 	END
215 |   # For Cygwin/MinGW, switch paths to Windows format before running javac and java
216 |   verbose " - Compiling Downloader.java ..."
217 |   "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
218 |   verbose " - Running Downloader.java ..."
219 |   "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
220 | fi
221 | 
222 | # If specified, validate the SHA-256 sum of the Maven distribution zip file
223 | if [ -n "${distributionSha256Sum-}" ]; then
224 |   distributionSha256Result=false
225 |   if [ "$MVN_CMD" = mvnd.sh ]; then
226 |     echo "Checksum validation is not supported for maven-mvnd." >&2
227 |     echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
228 |     exit 1
229 |   elif command -v sha256sum >/dev/null; then
230 |     if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c >/dev/null 2>&1; then
231 |       distributionSha256Result=true
232 |     fi
233 |   elif command -v shasum >/dev/null; then
234 |     if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
235 |       distributionSha256Result=true
236 |     fi
237 |   else
238 |     echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
239 |     echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
240 |     exit 1
241 |   fi
242 |   if [ $distributionSha256Result = false ]; then
243 |     echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
244 |     echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
245 |     exit 1
246 |   fi
247 | fi
248 | 
249 | # unzip and move
250 | if command -v unzip >/dev/null; then
251 |   unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
252 | else
253 |   tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
254 | fi
255 | printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url"
256 | mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
257 | 
258 | clean || :
259 | exec_maven "$@"
260 | 


--------------------------------------------------------------------------------