📱 NewSampleUi - WhatsApp DP App with Chart Analytics

🚀 First PR? Let's make it happen this Hacktoberfest! ⭐ Don't Forget to Give Star!

A modern Android application that combines WhatsApp Display Picture (DP) management with interactive chart analytics. Built with Kotlin and following Android best practices.

🌟 Features

📊 Chart Analytics

Interactive Line Charts: Beautiful, responsive chart visualizations
Real-time Data: Dynamic data updates with smooth animations
Touch Interactions: Tap to select chart points for detailed information
Customizable Views: Multiple chart configurations and styles

🖼️ WhatsApp DP Management

DP Gallery: Browse and manage WhatsApp display pictures
Category Organization: Organize DPs by categories
Background Management: Custom background options
Share Functionality: Easy sharing of DPs

🎨 Modern UI/UX

Material Design: Following Google's Material Design guidelines
Navigation Components: Smooth navigation between screens
Dark/Light Themes: Support for both theme modes
Responsive Layout: Optimized for different screen sizes

🛠️ Tech Stack

Core Technologies

Kotlin (97.2%) - Primary development language
Java (2.8%) - Legacy components
Android SDK - Native Android development

Architecture & Libraries

MVVM Architecture - Modern Android architecture pattern
Navigation Components - Fragment navigation
Room Database - Local data persistence
Retrofit - Network communication
Picasso - Image loading and caching
RxJava2 - Reactive programming
HelloCharts - Chart visualization library

Dependencies

// Core Android
implementation 'androidx.core:core-ktx:1.12.0'
implementation 'androidx.appcompat:appcompat:1.6.1'
implementation 'com.google.android.material:material:1.11.0'

// Navigation
implementation 'androidx.navigation:navigation-fragment-ktx:2.7.6'
implementation 'androidx.navigation:navigation-ui-ktx:2.7.6'

// Database
implementation "androidx.room:room-runtime:2.6.1"
implementation "androidx.room:room-ktx:2.6.1"

// Network
implementation 'com.squareup.retrofit2:retrofit:2.9.0'
implementation 'com.squareup.retrofit2:converter-gson:2.9.0'

// Image Loading
implementation 'com.squareup.picasso:picasso:2.8'

// Reactive Programming
implementation "io.reactivex.rxjava2:rxandroid:2.1.1"
implementation "io.reactivex.rxjava2:rxjava:2.2.21"

📱 Screenshots

Home Screen	Chart Analytics	DP Gallery

🚀 Getting Started

Prerequisites

Android Studio Arctic Fox or later
Android SDK 21+ (Android 5.0)
Kotlin 1.9.10+
Gradle 8.1.4+

Installation

Clone the repository

git clone https://github.com/TechnoBlogger14o3/NewSampleUi.git
cd NewSampleUi

Open in Android Studio
- Launch Android Studio
- Select "Open an existing project"
- Navigate to the cloned directory
Sync Project
- Android Studio will automatically sync Gradle files
- Wait for the sync to complete
Run the App
- Connect an Android device or start an emulator
- Click the "Run" button or press Shift + F10

Build Configuration

android {
    compileSdk 34
    defaultConfig {
        applicationId "com.itamazons.whatsdp"
        minSdk 21
        targetSdk 34
        versionCode 1
        versionName "1.0"
    }
}

📁 Project Structure

app/
├── src/main/
│   ├── java/com/itamazons/whatsdp/
│   │   ├── Application/
│   │   │   └── MyApplication.kt
│   │   ├── ui/
│   │   │   ├── gallery/
│   │   │   │   ├── GalleryFragment.kt
│   │   │   │   └── GalleryViewModel.kt
│   │   │   ├── home/
│   │   │   │   ├── HomeFragment.kt
│   │   │   │   └── HomeViewModel.kt
│   │   │   └── slideshow/
│   │   │       ├── SlideshowFragment.kt
│   │   │       └── SlideshowViewModel.kt
│   │   ├── dto/
│   │   │   ├── PhotoDto.kt
│   │   │   ├── PhotoSrcDto.kt
│   │   │   ├── SampleDto.kt
│   │   │   └── SearchResultDto.kt
│   │   ├── WebTask/
│   │   │   ├── ApiClient.kt
│   │   │   └── ApiInterface.kt
│   │   ├── SharePreferene/
│   │   │   └── SharePref.kt
│   │   ├── MainActivity.kt
│   │   ├── CatagoryActivity.kt
│   │   ├── RegisterActivity.kt
│   │   ├── ScrollActivity.kt
│   │   ├── SplashScreenActivity.kt
│   │   ├── WhatsBackgroundAdapter.kt
│   │   ├── WhatsDpAdapter.kt
│   │   └── SquareImageView.java
│   └── res/
│       ├── layout/
│       ├── values/
│       ├── drawable/
│       └── menu/

🔧 Development

Code Style

Follow Kotlin coding conventions
Use meaningful variable and function names
Add proper documentation for public APIs
Implement proper error handling

Architecture Guidelines

Use MVVM pattern for UI components
Implement Repository pattern for data access
Use Dependency Injection where appropriate
Follow Single Responsibility Principle

Testing

# Run unit tests
./gradlew test

# Run instrumented tests
./gradlew connectedAndroidTest

🤝 Contributing

We welcome contributions from the community! Here's how you can help:

Ways to Contribute

🐛 Bug Reports	💡 Feature Requests	🎨 UI/UX Improvements	📝 Documentation
Report issues and bugs	Suggest new features	Improve user interface	Update documentation
🔧 Code Quality	🧪 Testing	🌍 Localization	📱 Platform Support
Refactor and optimize	Add test coverage	Add new languages	Support more devices

Contribution Guidelines

Fork the repository
Create a feature branch
```
git checkout -b feature/amazing-feature
```
Make your changes
- Follow the coding standards
- Add tests for new functionality
- Update documentation if needed
Commit your changes
```
git commit -m "Add amazing feature"
```
Push to the branch
```
git push origin feature/amazing-feature
```
Open a Pull Request

Issue Labels

Label	Description
`bug`	Something isn't working
`enhancement`	New feature or request
`documentation`	Improvements to documentation
`good first issue`	Good for newcomers
`help wanted`	Extra attention is needed

🐛 Known Issues

Chart data persistence needs improvement
Memory optimization for large image galleries
Better error handling for network requests
Accessibility improvements needed

🗺️ Roadmap

Version 1.1 (Next Release)

Enhanced chart customization options
Improved image caching mechanism
Better offline support
Performance optimizations

Version 1.2 (Future)

Real-time data synchronization
Advanced chart types (bar, pie, etc.)
User preferences and settings
Export functionality

📊 Performance

App Metrics

APK Size: ~15MB
Startup Time: <2 seconds
Memory Usage: ~50MB average
Battery Impact: Minimal

Optimization Features

Image lazy loading
Efficient memory management
Optimized chart rendering
Background task optimization

🔒 Security

Data Privacy: No personal data collection
Network Security: HTTPS for all API calls
Local Storage: Encrypted shared preferences
Permissions: Minimal required permissions

📄 License

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

👥 Contributors

Thanks to all the contributors who have helped make this project better!

🙏 Acknowledgments

HelloCharts Library - For providing excellent chart functionality
Android Community - For continuous support and feedback
Material Design - For design guidelines and inspiration
Open Source Contributors - For making this project possible

📞 Support

Issues: GitHub Issues
Discussions: GitHub Discussions
Email: Contact Developer

⭐ Star History

⭐ If you found this project helpful, please give it a star! ⭐

Made with ❤️ for the Android community

Name		Name	Last commit message	Last commit date
Latest commit History 17 Commits
.gradle		.gradle
.idea		.idea
app		app
gradle/wrapper		gradle/wrapper
README.md		README.md
build.gradle		build.gradle
gradle.properties		gradle.properties
gradlew		gradlew
gradlew.bat		gradlew.bat
local.properties		local.properties
settings.gradle		settings.gradle

Rishi098/NewSampleUi

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