Daud chat App with Flutter & Firebase

Daud Chat App Documentation

Version: 1.0

Author: Irfan Tariq

Introduction

The Daud Chat App is a cellular chat software constructed utilizing Flutter and Firebase. It permits customers to ship and obtain messages in real-time. Firebase companies reminiscent of Authentication, Firestore for storing messages, and Firebase Cloud Messaging (FCM) for push notifications are used to energy this app.

Features

User authentication utilizing Firebase Authentication (Email & Password).
Real-time messaging utilizing Firebase Firestore.
Push notifications utilizing Firebase Cloud Messaging (FCM).
User profiles with show names and profile photos.
Responsive and interactive UI.

Technologies Used

Flutter – for constructing the cellular UI.
Firebase Authentication – for managing person login/signup.
Firebase Firestore – for storing chat messages and person knowledge.
Firebase Cloud Messaging (FCM) – for sending push notifications.

Setup Instructions

Prerequisites

Flutter SDK put in
Firebase account
Basic data of Flutter and Firebase

2. Set Up Firebase

Go to Firebase Console and create a brand new mission. Then, comply with these steps:

Enable Firebase Authentication (Email/Password).
Create Firestore Database.
Configure Firebase Cloud Messaging (FCM) for notifications.

3. Configure Firebase in Flutter

Download the google-services.json file from Firebase Console and place it within the android/app listing.

4. Install Dependencies

flutter pub get

5. Run the App

flutter run

Folder Structure

The folder construction of the mission is organized as follows:


/lib
    /screens
        chat_screen.dart
        login_screen.dart
        signup_screen.dart
    /companies
        auth_service.dart
        chat_service.dart
    /fashions
        user_model.dart
        message_model.dart
    important.dart

Firebase Configuration

The app makes use of Firebase companies for authentication and real-time messaging. Make certain to configure the Firebase mission by including the google-services.json file and initializing Firebase in your important.dart file.

Example of Firebase Initialization

 
void important() async {
    WidgetsFlutterBinding.ensureInitialized();
    await Firebase.initializeApp();
    runApp(DaudChatApp());
}

Authentication

User authentication is applied utilizing Firebase Authentication. Users can enroll and log in utilizing their e mail and password.

Example of Authentication Code

 
closing FirebaseAuth _auth = FirebaseAuth.occasion;

Future<User?> signInWithEmail(String e mail, String password) async {
    attempt {
        UserCredential outcome = await _auth.signInWithEmailAndPassword(e mail: e mail, password: password);
        return outcome.person;
    } catch (e) {
        print(e.toString());
        return null;
    }
}

Real-Time Messaging

The app makes use of Firebase Firestore for storing and retrieving chat messages in actual time.

Example of Firestore Integration

 
closing FirebaseFirestore _firestore = FirebaseFirestore.occasion;

Stream<QuerySnapshot> getMessages() {
    return _firestore.assortment('chats').orderBy('timestamp').snapshots();
}

Push Notifications

Firebase Cloud Messaging (FCM) is used to ship push notifications to customers after they obtain new messages.

FCM Setup

To allow FCM, comply with the directions within the Firebase Cloud Messaging Guide.

Conclusion

The Daud Chat App gives a primary template for constructing a real-time chat software utilizing Flutter and Firebase. Further enhancements could be made by including extra options reminiscent of group chats, media sharing, and superior person settings.

LIVE PREVIEW BUY FOR $34