Completed Firebase Authentication Project✅

Database Integration/1-firebase_authentication/.gitignore

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+# .gitignore
+# Ignore the following files
+
+node_modules
+dist

Database Integration/1-firebase_authentication/README.md

@@ -2,20 +2,136 @@
 
 ## Description
 
-A brief description of the firebase authentication project.
+Firebase Authentication provides a comprehensive and secure solution for authenticating users in web applications. It supports various authentication methods, including email and password, Google Sign-In, Facebook Login, and more. This project demonstrates how to integrate Firebase Authentication in a React  application, offering a seamless and secure user login experience.
 
 ## Features
 
-- Feature 1
-- Feature 2
-- Feature 3
+- **User Registration:** Allow users to sign up with email and password.
+- **User Login:** Enable users to log in using their email and password.
+- **Password Reset:** Provide users with the option to reset their password via email.
 
 ## Technologies Used
 
-- JavaScript
-- HTML
-- CSS
+- **React:** For building the user interface.
+- **Firebase:** For backend authentication services.
 
 ## Setup
 
-Instructions to set up and run the project.
+Follow these instructions to set up and run the project locally:
+
+1. **Clone the Repository:**
+
+   ```bash
+   git clone https://github.com/deepakkumar55/ULTIMATE-JAVASCRIPT-PROJECT.git
+   cd Database Integration/1-firebase_authentication
+   ```
+
+2. **Install Dependencies:**
+
+   ```bash
+   npm install
+   npm install firebase
+   ```
+
+3. **Firebase Configuration:**
+
+- 1. **Create a Firebase Project**:
+   - Go to the [Firebase Console](https://console.firebase.google.com/).
+   - Click on "Add project" and follow the instructions to create a new Firebase project.
+
+- 2. **Enable Authentication Methods**:
+   - In the Firebase Console, navigate to the "Authentication" section.
+   - Click on the "Sign-in method" tab.
+   - Enable "Email/Password" and "Google" sign-in methods.
+
+- 3. **Get Firebase SDK Config**:
+   - In the Firebase Console, navigate to "Project settings".
+   - Under "Your apps", add a new web app and register it.
+   - Copy the Firebase SDK configuration snippet provided.
+
+
+     ```javascript
+     // src/firebase.js
+     import { initializeApp } from 'firebase/app';
+     import { getAuth } from 'firebase/auth';
+
+     const firebaseConfig = {
+         apiKey: "YOUR_API_KEY",
+         authDomain: "YOUR_AUTH_DOMAIN",
+         projectId: "YOUR_PROJECT_ID",
+         storageBucket: "YOUR_STORAGE_BUCKET",
+         messagingSenderId: "YOUR_MESSAGING_SENDER_ID",
+         appId: "YOUR_APP_ID"
+     };
+
+     const app = initializeApp(firebaseConfig);
+     export const auth = getAuth(app);
+     ```
+
+4. **Run the Project:**
+
+   - Start the backend server:
+
+     ```bash
+     npm run dev
+     ```
+
+   - Start the frontend server:
+
+     ```bash
+     cd frontend
+     npm start
+     ```
+
+   - Open your browser and navigate to `http://localhost:3000` to see the application in action.
+
+## Contribution
+
+Contributions are welcome! If you'd like to contribute to this project, please follow these steps:
+
+1. **Fork the Repository:**
+
+   Click the "Fork" button at the top right corner of the repository page.
+
+2. **Clone Your Fork:**
+
+   ```bash
+   git clone https://github.com/your-username/firebase-authentication-mern.git
+   cd Database Integration/1-firebase_authentication
+   ```
+
+3. **Create a Branch:**
+
+   ```bash
+   git checkout -b feature-branch
+   ```
+
+4. **Make Your Changes:**
+
+   Implement your feature or fix the bug you want to address.
+
+5. **Commit Your Changes:**
+
+   ```bash
+   git add .
+   git commit -m "Description of the changes"
+   ```
+
+6. **Push to Your Fork:**
+
+   ```bash
+   git push origin feature-branch
+   ```
+
+7. **Create a Pull Request:**
+
+   Go to the original repository on GitHub, and you should see a prompt to create a pull request from your new branch. Provide a clear description of your changes and submit the pull request for review.
+
+
+## Get in Touch
+
+If you have any questions or need further assistance, feel free to open an issue on GitHub or contact us directly. Your contributions and feedback are highly appreciated!
+
+---
+
+Thank you for your interest in the Firebase Authentication project. Together, we can build a more robust and feature-rich application. Happy coding!

Database Integration/1-firebase_authentication/package.json

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+{
+  "name": "frontend",
+  "version": "0.1.0",
+  "private": true,
+  "dependencies": {
+    "@testing-library/jest-dom": "^5.17.0",
+    "@testing-library/react": "^13.4.0",
+    "@testing-library/user-event": "^13.5.0",
+    "firebase": "^10.12.2",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
+    "react-router-dom": "^6.23.1",
+    "react-scripts": "5.0.1",
+    "web-vitals": "^2.1.4"
+  },
+  "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"
+    ]
+  },
+  "devDependencies": {
+    "autoprefixer": "^10.4.19",
+    "postcss": "^8.4.38",
+    "tailwindcss": "^3.4.3"
+  }
+}

Database Integration/1-firebase_authentication/postcss.config.js

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+module.exports = {
+  plugins: {
+    tailwindcss: {},
+    autoprefixer: {},
+  },
+}

Database Integration/1-firebase_authentication/public/index.html

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+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <meta name="theme-color" content="#000000" />
+    <meta
+      name="description"
+      content="Web site created using create-react-app"
+    />
+    <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
+    <!--
+      manifest.json provides metadata used when your web app is installed on a
+      user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
+    -->
+    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
+    <!--
+      Notice the use of %PUBLIC_URL% in the tags above.
+      It will be replaced with the URL of the `public` folder during the build.
+      Only files inside the `public` folder can be referenced from the HTML.
+
+      Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
+      work correctly both with client-side routing and a non-root public URL.
+      Learn how to configure a non-root public URL by running `npm run build`.
+    -->
+    <title>React App</title>
+  </head>
+  <body>
+    <noscript>You need to enable JavaScript to run this app.</noscript>
+    <div id="root"></div>
+    <!--
+      This HTML file is a template.
+      If you open it directly in the browser, you will see an empty page.
+
+      You can add webfonts, meta tags, or analytics to this file.
+      The build step will place the bundled scripts into the <body> tag.
+
+      To begin the development, run `npm start` or `yarn start`.
+      To create a production bundle, use `npm run build` or `yarn build`.
+    -->
+  </body>
+</html>

Database Integration/1-firebase_authentication/public/manifest.json

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+{
+  "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"
+}

Database Integration/1-firebase_authentication/public/robots.txt

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+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow:

Database Integration/1-firebase_authentication/src/App.css

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+.App {
+  text-align: center;
+}
+
+.App-logo {
+  height: 40vmin;
+  pointer-events: none;
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  .App-logo {
+    animation: App-logo-spin infinite 20s linear;
+  }
+}
+
+.App-header {
+  background-color: #282c34;
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  font-size: calc(10px + 2vmin);
+  color: white;
+}
+
+.App-link {
+  color: #61dafb;
+}
+
+@keyframes App-logo-spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}

Database Integration/1-firebase_authentication/src/App.js

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+import React from 'react';
+import { BrowserRouter as Router, Route, Link, Routes } from 'react-router-dom';
+import { UserProvider } from './UserContext.js';
+import SignUp from './SignUp';
+import SignIn from './SignIn';
+import ResetPassword from './ResetPassword';
+import { useUser } from './UserContext.js';
+
+const App = () => {
+    return (
+        <UserProvider>
+            <Router>
+                <div className="flex flex-col items-center min-h-screen bg-gray-100">
+                    <h1 className="text-3xl font-bold my-8">Firebase Authentication in MERN Stack</h1>
+                    <nav className="mb-4">
+                        <Link to="/signup" className="mr-4 text-blue-500">Sign Up</Link>
+                        <Link to="/signin" className="mr-4 text-blue-500">Sign In</Link>
+                        <Link to="/resetpassword" className="text-blue-500">Reset Password</Link>
+                    </nav>
+                    <Routes>
+                        <Route path="/signup" element={<SignUp />} />
+                        <Route path="/signin" element={<SignIn />} />
+                        <Route path="/resetpassword" element={<ResetPassword />} />
+                        <Route path="/" element={<Home />} />
+                    </Routes>
+                </div>
+            </Router>
+        </UserProvider>
+    );
+};
+
+const Home = () => {
+    const { user } = useUser();
+
+    return (
+        <div className="text-center">
+            <h2 className="text-xl">Welcome to Firebase Authentication Example</h2>
+            {user ? (
+                <div>
+                    <p>User Email: {user.email}</p>
+                    <p>User UID: {user.uid}</p>
+                </div>
+            ) : (
+                <p>Please sign in to see your details.</p>
+            )}
+        </div>
+    );
+};
+
+export default App;

Database Integration/1-firebase_authentication/src/App.test.js

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+import { render, screen } from '@testing-library/react';
+import App from './App';
+
+test('renders learn react link', () => {
+  render(<App />);
+  const linkElement = screen.getByText(/learn react/i);
+  expect(linkElement).toBeInTheDocument();
+});

Database Integration/1-firebase_authentication/src/Home.js

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+// create simple Home component after login and before login 
+
+import React from 'react';
+import { Link } from 'react-router-dom';
+import { signOut } from 'firebase/auth';
+import { auth } from './firebase';
+
+const Home = () => {
+    const handleSignOut = async () => {
+        try {
+            await signOut(auth);
+            alert('User signed out successfully!');
+        } catch (error) {
+            console.error('Error signing out:', error);
+        }
+    };
+
+    return (
+        <div className="flex flex-col space-y-4 max-w-md mx-auto p-8 bg-white shadow-md rounded-lg">
+            <h2 className="text-2xl font-bold text-center">Home</h2>
+            <p className="text-center">Welcome, {auth.currentUser.email}</p>
+            <button onClick={handleSignOut} className="p-2 bg-red-500 text-white rounded">Sign Out</button>
+            <Link to="/reset-password" className="text-blue-500">Reset Password</Link>
+        </div>
+    );
+}
+
+export default Home;

Database Integration/1-firebase_authentication/src/ResetPassword.js

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+import React, { useState } from 'react';
+import { auth } from './firebase';
+import { sendPasswordResetEmail } from 'firebase/auth';
+
+const ResetPassword = () => {
+    const [email, setEmail] = useState('');
+
+    const handleResetPassword = async (e) => {
+        e.preventDefault();
+        try {
+            await sendPasswordResetEmail(auth, email);
+            alert('Password reset email sent!');
+        } catch (error) {
+            console.error('Error resetting password:', error);
+        }
+    };
+
+    return (
+        <form onSubmit={handleResetPassword} className="flex flex-col space-y-4 max-w-md mx-auto p-8 bg-white shadow-md rounded-lg">
+            <h2 className="text-2xl font-bold text-center">Reset Password</h2>
+            <input
+                type="email"
+                value={email}
+                onChange={(e) => setEmail(e.target.value)}
+                placeholder="Email"
+                className="p-2 border border-gray-300 rounded"
+                required
+            />
+            <button type="submit" className="p-2 bg-blue-500 text-white rounded">Reset Password</button>
+        </form>
+    );
+};
+
+export default ResetPassword;

Database Integration/1-firebase_authentication/src/SignIn.js

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+import React, { useState } from 'react';
+import { auth } from './firebase';
+import { signInWithEmailAndPassword, GoogleAuthProvider, signInWithPopup } from 'firebase/auth';
+import { useUser } from './UserContext';
+import { useNavigate } from 'react-router-dom';
+
+const SignIn = () => {
+    const [email, setEmail] = useState('');
+    const [password, setPassword] = useState('');
+    const { setUser } = useUser();
+    const navigate = useNavigate();
+
+    const handleSignIn = async (e) => {
+        e.preventDefault();
+        try {
+            const userCredential = await signInWithEmailAndPassword(auth, email, password);
+            setUser(userCredential.user);
+            navigate('/');
+        } catch (error) {
+            console.error('Error signing in:', error);
+        }
+    };
+
+    const handleGoogleSignIn = async () => {
+        const provider = new GoogleAuthProvider();
+        try {
+            const result = await signInWithPopup(auth, provider);
+            setUser(result.user);
+            navigate('/');
+        } catch (error) {
+            console.error('Error signing in with Google:', error);
+        }
+    };
+
+    return (
+        <div className="flex flex-col space-y-4 max-w-md mx-auto p-8 bg-white shadow-md rounded-lg">
+            <form onSubmit={handleSignIn}>
+                <h2 className="text-2xl font-bold text-center">Sign In</h2>
+                <input
+                    type="email"
+                    value={email}
+                    onChange={(e) => setEmail(e.target.value)}
+                    placeholder="Email"
+                    className="p-2 border border-gray-300 rounded"
+                    required
+                />
+                <input
+                    type="password"
+                    value={password}
+                    onChange={(e) => setPassword(e.target.value)}
+                    placeholder="Password"
+                    className="p-2 border border-gray-300 rounded"
+                    required
+                />
+                <button type="submit" className="p-2 bg-blue-500 text-white rounded">Sign In</button>
+            </form>
+            <button onClick={handleGoogleSignIn} className="p-2 bg-red-500 text-white rounded">Sign In with Google</button>
+        </div>
+    );
+};
+
+export default SignIn;

Database Integration/1-firebase_authentication/src/SignUp.js

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+import React, { useState } from 'react';
+import { auth } from './firebase';
+import { createUserWithEmailAndPassword } from 'firebase/auth';
+
+const SignUp = () => {
+    const [email, setEmail] = useState('');
+    const [password, setPassword] = useState('');
+
+    const handleSignUp = async (e) => {
+        e.preventDefault();
+        try {
+            await createUserWithEmailAndPassword(auth, email, password);
+            alert('User signed up successfully!');
+        } catch (error) {
+            console.error('Error signing up:', error);
+        }
+    };
+
+    return (
+        <form onSubmit={handleSignUp} className="flex flex-col space-y-4 max-w-md mx-auto p-8 bg-white shadow-md rounded-lg">
+            <h2 className="text-2xl font-bold text-center">Sign Up</h2>
+            <input
+                type="email"
+                value={email}
+                onChange={(e) => setEmail(e.target.value)}
+                placeholder="Email"
+                className="p-2 border border-gray-300 rounded"
+                required
+            />
+            <input
+                type="password"
+                value={password}
+                onChange={(e) => setPassword(e.target.value)}
+                placeholder="Password"
+                className="p-2 border border-gray-300 rounded"
+                required
+            />
+            <button type="submit" className="p-2 bg-blue-500 text-white rounded">Sign Up</button>
+        </form>
+    );
+};
+
+export default SignUp;

Database Integration/1-firebase_authentication/src/UserContext.js

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+import React, { createContext, useState, useContext } from 'react';
+
+const UserContext = createContext();
+
+export const UserProvider = ({ children }) => {
+    const [user, setUser] = useState(null);
+
+    return (
+        <UserContext.Provider value={{ user, setUser }}>
+            {children}
+        </UserContext.Provider>
+    );
+};
+
+export const useUser = () => useContext(UserContext);

Database Integration/1-firebase_authentication/src/firebase.js

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+import { initializeApp } from 'firebase/app';
+import { getAuth } from 'firebase/auth';
+
+const firebaseConfig = {
+    apiKey: "YOUR_API_KEY",
+    authDomain: "YOUR_AUTH_DOMAIN",
+    projectId: "YOUR_PROJECT_ID",
+    storageBucket: "YOUR_STORAGE_BUCKET",
+    messagingSenderId: "YOUR_MESSAGING_SENDER_ID",
+    appId: "YOUR_APP_ID"
+};
+
+const app = initializeApp(firebaseConfig);
+export const auth = getAuth(app);

Database Integration/1-firebase_authentication/src/index.css

@@ -0,0 +1,3 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;

Database Integration/1-firebase_authentication/src/index.js

@@ -0,0 +1,11 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import './index.css';
+import App from './App';
+
+ReactDOM.render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>,
+  document.getElementById('root')
+);

Database Integration/1-firebase_authentication/src/logo.svg

@@ -0,0 +1 @@
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Database Integration/1-firebase_authentication/src/reportWebVitals.js

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+const reportWebVitals = onPerfEntry => {
+  if (onPerfEntry && onPerfEntry instanceof Function) {
+    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+      getCLS(onPerfEntry);
+      getFID(onPerfEntry);
+      getFCP(onPerfEntry);
+      getLCP(onPerfEntry);
+      getTTFB(onPerfEntry);
+    });
+  }
+};
+
+export default reportWebVitals;

Database Integration/1-firebase_authentication/src/setupTests.js

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+// jest-dom adds custom jest matchers for asserting on DOM nodes.
+// allows you to do things like:
+// expect(element).toHaveTextContent(/react/i)
+// learn more: https://github.com/testing-library/jest-dom
+import '@testing-library/jest-dom';

Database Integration/1-firebase_authentication/tailwind.config.js

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+/** @type {import('tailwindcss').Config} */
+module.exports = {
+  content: [
+    "./src/**/*.{js,jsx,ts,tsx}",
+  ],
+  theme: {
+    extend: {},
+  },
+  plugins: [],
+}