Contact Manager Android App

A sleek and efficient Android application built with Kotlin to manage your contacts seamlessly. The app utilizes Firebase for real-time data synchronization and secure user authentication.

🚀 Features

• User Authentication: Secure Sign Up and Login using Firebase Authentication.
• Real-time Database: Add, view, and delete contacts with instant updates powered by Firebase Realtime Database.
• Search Functionality: Quickly find contacts using the integrated search bar.
• Quick Actions: Tap on a contact to view details, make a phone call, or send a message directly from the app.
• Modern UI: Clean and responsive design using Material Components and View Binding.
• Empty States: Helpful UI feedback when no contacts are available or found during search.

🛠️ Tech Stack

• Language: Kotlin
• Backend: Firebase (Auth & Realtime Database)
• UI Architecture: View Binding, ConstraintLayout, RecyclerView
• Design: Material Design 3

📸 Screenshots

Visual overview of the Contact Manager app interface.

Visual overview of the Contact Manager app interface.

⚙️ Setup and Installation

1. Clone the repository:

   git clone https://github.com/YOUR_USERNAME/ContactManager.git

2. Open in Android Studio: Open the project folder in Android Studio (Arctic Fox or newer recommended).

3. Firebase Configuration:

   • Create a new project in the Firebase Console.
   • Add an Android App with the package name com.example.contactmanager.
   • Download the google-services.json file and place it in the app/ directory of the project.
   • Enable Authentication (Email/Password) and Realtime Database in the Firebase Console.
   • (Optional) Set your Database Rules to allow authenticated reads/writes.

4. Build and Run: Sync the project with Gradle files and run the app on an emulator or a physical device.

📁 Project Structure

• MainActivity: Displays the list of contacts.
• SignUp/LoginActivity: Handles user onboarding.
• AddContactActivity: Interface for adding new contact details.
• ContactDetails: Detailed view for a single contact with action buttons.
• RecycleAdapter: Manages the display and filtering of the contact list.

🤝 Contributing

Contributions are welcome! If you find any issues or have suggestions for improvements, feel free to open a Pull Request or an Issue.

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Created as part of an Android Development.