🚀 Team Task Tracker

A modern, real-time collaborative task management app for Android

Features • Tech Stack • Getting Started • Architecture • Contributing

� Screenshots

🔐 Login Screen

The welcoming login screen is the first thing users see when opening the app. It features a clean, modern design with the app's motto "Collaborate. Track. Achieve." Users can quickly sign in using their Google account with a single tap, providing secure OAuth 2.0 authentication without password management.

📊 Dashboard Hub

The main dashboard is your command center! It displays:

Welcome message personalized with your name
Team name and code for easy sharing with teammates
Real-time statistics showing Total Tasks, In Progress, and Completed count
Task filter tabs (All, To Do, In Progress, Done) for quick navigation
Active task list with priority indicators (High/Medium/Low), assignees, and due dates
Bottom navigation to quickly switch between Tasks, Team Members, and Profile

All updates are real-time thanks to Firebase—when a teammate marks a task done, you see it instantly!

➕ Create Task Screen

Adding new tasks is simple and intuitive! The Create Task form includes:

Task Title - Give your task a clear name
Description - Add detailed information about what needs to be done
Priority Levels - Choose between High (Red), Medium (Yellow), or Low (Green)
Due Date Picker - Set deadlines to keep the team on track
Assign To - Delegate tasks to specific team members
Create Task Button - One-tap to instantly sync with the entire team

The colorful priority indicators make it easy to spot urgent tasks at a glance!

👥 Team Members Screen

The Team Members screen shows everyone in your team with:

Team name and unique code at the top for easy reference
Shareable team code with a copy button to invite new members
Member list with circular profile pictures (pulled from Google accounts)
Member roles - Clear indication of who's an Admin vs regular Member
Email addresses displayed for easy contact

This is the place to manage your team, see who's on board, and share your team code with new collaborators. No complicated invitations—just share the code!

👤 My Profile Screen

The Profile screen helps you manage your account and teams:

User profile card with circular avatar (from Google account), name, and email
My Teams section listing all teams you're part of with their team codes
Active team indicator to show which team you're currently working with
Create Team button - Start a new team for a different project
Join Team button - Enter a code to join an existing team
Leave Team option - Exit teams you're no longer part of
Sign Out button - Securely log out from your account

Perfect for switching between multiple teams and managing your account settings!

📋 Task Details Screen

The Task Details screen gives you a complete view of any task with all the important information:

Task title at the top with a back button for easy navigation
Priority badge (Low/Medium/High) with color coding (Green/Yellow/Red)
Current status showing the task's current stage
Task metadata card displaying:
- Assigned To - Who is responsible for this task
- Due Date - When the task needs to be completed
- Created By - Who created the task
Full description of what needs to be done
Quick status change buttons with three options:
- To Do (Gray) - Task not started
- In Progress (Yellow) - Task is being worked on
- Done (Green) - Task completed

One-tap status updates instantly notify all team members about progress!

�📱 Overview

Team Task Tracker is a beautifully designed Android application that enables teams to collaborate seamlessly on task management. Whether you're working on a project with your team or managing daily tasks, this app provides real-time synchronization and an intuitive interface to keep everyone on the same page.

With Firebase Realtime Database, all team members see task updates instantly across all devices—no refreshing required! 🔄

✨ Features

🔐 Authentication

Google Sign-In Integration - Secure, passwordless authentication using OAuth 2.0
Profile Management - Automatic profile sync with Google accounts (Name, Email, Profile Picture)

👥 Team Collaboration

Create or Join Teams - Start a new team or join existing ones using unique 6-digit team codes
Team Members View - See all team members with their profile pictures and information
Multi-Tenant Architecture - Complete data isolation between teams for privacy and security

📋 Task Management

Real-Time Task Updates - All changes sync instantly across all connected devices
Priority Levels - Organize tasks by High, Medium, and Low priority
Task Status Tracking - Multiple status options to track task progress
Dashboard Overview - Quick view of project statistics and active tasks

🎨 User Experience

Material Design UI - Modern, intuitive interface following Google's Material Design guidelines
Responsive Layout - Optimized for all Android devices (API 24+)
Efficient RecyclerView - Smooth scrolling through tasks with optimized view recycling
Profile Picture Loading - Fast, cached image loading using Glide library

🛠️ Tech Stack

Frontend

Android (Java) - Native Android development
Material Design Components - Modern UI library
RecyclerView - Efficient list rendering
CircleImageView - Circular profile pictures
Glide - Image loading and caching

Backend

Firebase Authentication - Secure user authentication with OAuth 2.0
Firebase Realtime Database - Real-time data synchronization
Google Sign-In SDK - Google account integration

Architecture & Concepts

Event-Driven Programming - ValueEventListeners for real-time updates
NoSQL Database - Hierarchical JSON-like data structure
Asynchronous Processing - Background thread handling for I/O operations
Explicit Intents - Component communication between Activities
SharedPreferences - Local persistent storage for team codes

🚀 Getting Started

Prerequisites

Android Studio (Arctic Fox or newer)
Android SDK 34
Java 17 or higher
Firebase project setup

Installation

Clone the repository

git clone https://github.com/rishabharaj/Team-task-tracker.git
cd Team-task-tracker

Set up Firebase
- Go to Firebase Console
- Create a new project
- Enable Firebase Authentication (Google Sign-In)
- Enable Firebase Realtime Database
- Download google-services.json and place it in the app/ directory
Configure Google Sign-In
- Get your SHA-1 certificate fingerprint:
```
./gradlew signingReport
```
- Add this to your Firebase project settings
Build and Run
- Open the project in Android Studio
- Build the project: Ctrl + F9 (or Cmd + F9 on Mac)
- Run on emulator or device: Shift + F10

📊 Application Architecture

User Journey Flow

┌─────────────────┐
│   App Launch    │
└────────┬────────┘
         │
         ▼
    ┌─────────────────────┐
    │ Check User Session  │
    │   (FirebaseAuth)    │
    └────────┬────────────┘
             │
      ┌──────┴──────┐
      │             │
      ▼             ▼
 [Login] ──────▶ [Team Selection]
                      │
              ┌───────┴───────┐
              │               │
              ▼               ▼
         [Create Team] [Join Team]
              │               │
              └───────┬───────┘
                      ▼
              [Dashboard Hub]
                      │
         ┌────────────┼────────────┐
         │            │            │
         ▼            ▼            ▼
   [View Tasks] [Create Task] [Team Members]

Database Structure

/teams
  /{teamCode}
    /members
      /{userId}
        - name
        - email
        - photoUrl
    /tasks
      /{taskId}
        - title
        - description
        - priority (High/Medium/Low)
        - status
        - assignedTo
        - createdBy
        - createdAt

Key Components

Activity	Purpose
`LoginActivity`	Google Sign-In entry point
`CreateTeamActivity`	Team creation/joining
`DashboardActivity`	Main hub with task overview
`CreateTaskActivity`	Add new tasks
`TeamMembersActivity`	View team members

Core Concepts Implemented

Cloud-Based Authentication (OAuth 2.0) - Secure, delegated authentication
NoSQL Realtime Database - JSON-like hierarchical data storage
Event-Driven Programming - ValueEventListeners for reactive updates
ViewHolder Pattern - Memory-efficient RecyclerView implementation
Multi-Tenant Architecture - Data isolation between teams
Asynchronous Image Loading - Background thread image fetching with caching

📲 Key Features in Detail

Real-Time Synchronization

Updates to tasks are instantly reflected across all connected devices thanks to Firebase Realtime Database WebSocket connections.

Team Codes

Each team gets a unique 6-digit code
Share the code with teammates to invite them
No complicated authentication flows—just share and join!

Profile Pictures

Integrated with Google accounts
Fast loading with Glide caching
Circular profile images for a modern look

Offline Support

Some data is cached locally in SharedPreferences
Once connected, Firebase automatically syncs changes

🔒 Security Highlights

✅ OAuth 2.0 authentication (no password storage)
✅ Firebase security rules enforce team data isolation
✅ HTTPS-only communication with Firebase
✅ Secure token management

📝 Build Configuration

Min SDK: 24 (Android 7.0)
Target SDK: 34 (Android 14)
Compile SDK: 34
Java: JDK 17

📦 Dependencies

// Android & Material
androidx.appcompat:appcompat:1.6.1
com.google.android.material:material:1.11.0
androidx.constraintlayout:constraintlayout:2.1.4

// Firebase
com.google.firebase:firebase-auth
com.google.firebase:firebase-database

// Google Sign-In
com.google.android.gms:play-services-auth:20.7.0

// Image Loading
com.github.bumptech.glide:glide:4.16.0

// UI Components
de.hdodenhof:circleimageview:3.1.0

🤝 Contributing

We'd love your contributions! Here's how you can help:

Fork the repository
Create a feature branch (git checkout -b feature/amazing-feature)
Commit your changes (git commit -m 'Add amazing feature')
Push to the branch (git push origin feature/amazing-feature)
Open a Pull Request

Guidelines

Follow Java coding conventions
Add comments for complex logic
Test your changes thoroughly
Update documentation as needed

📚 Learning Resources

This project demonstrates:

✅ Modern Android development with Java
✅ Firebase integration (Auth & Realtime Database)
✅ Material Design implementation
✅ RecyclerView with custom adapters
✅ Real-time data synchronization
✅ Event-driven architecture
✅ Multi-tenant application design

Perfect for learning Android development best practices!

🐛 Issues & Feedback

Found a bug? Have a suggestion? Open an issue on GitHub!

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

👨‍💻 About

Built with ❤️ by Rishabharaj

GitHub: @rishabharaj and @kanishka

⭐ If you find this project helpful, please consider giving it a star!

Made with Android & Firebase 🔥

Name		Name	Last commit message	Last commit date
Latest commit History 7 Commits
Screenshots		Screenshots
app		app
gradle/wrapper		gradle/wrapper
.gitignore		.gitignore
README.md		README.md
app_flow.md		app_flow.md
build.gradle		build.gradle
concepts_used.md		concepts_used.md
gradle.properties		gradle.properties
gradlew		gradlew
gradlew.bat		gradlew.bat
settings.gradle		settings.gradle

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🚀 Team Task Tracker

� Screenshots

🔐 Login Screen

📊 Dashboard Hub

➕ Create Task Screen

👥 Team Members Screen

👤 My Profile Screen

📋 Task Details Screen

�📱 Overview

✨ Features

🔐 Authentication

👥 Team Collaboration

📋 Task Management

🎨 User Experience

🛠️ Tech Stack

Frontend

Backend

Architecture & Concepts

🚀 Getting Started

Prerequisites

Installation

📊 Application Architecture

User Journey Flow

Database Structure

Key Components

Core Concepts Implemented

📲 Key Features in Detail

Real-Time Synchronization

Team Codes

Profile Pictures

Offline Support

🔒 Security Highlights

📝 Build Configuration

📦 Dependencies

🤝 Contributing

Guidelines

📚 Learning Resources

🐛 Issues & Feedback

📄 License

👨‍💻 About

⭐ If you find this project helpful, please consider giving it a star!

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