BtcCompose 📱

BtcCompose is a modern Bitcoin tracking application developed using Jetpack Compose. This app allows you to monitor cryptocurrency data in real-time.

Features ✨

• Real-time Bitcoin price tracking
• Price change graph visualization with custom Canvas animations
• Interactive price charts with gestures
• Custom animations and transitions
• Price display in different currencies
• Modern and user-friendly interface
• Custom Canvas components
  • Animated price change indicators
  • Interactive chart tooltips
  • Custom loading animations
  • Particle effects for price alerts

Technical Specifications 🔧

Architecture

• Clean Architecture
• MVVM (Model-View-ViewModel)
• Repository Pattern
• Use Case Pattern
• Single Activity Pattern

Package Structure 📁

📦 app ┣ 📂 di ┃ ┣ 📜 AppModule ┃ ┣ 📜 NetworkModule ┃ ┗ 📜 RepositoryModule ┣ 📂 data ┃ ┣ 📂 remote ┃ ┃ ┣ 📂 api ┃ ┃ ┃ ┗ 📜 CoinApi ┃ ┃ ┣ 📂 dto ┃ ┃ ┃ ┗ 📜 CoinDto ┃ ┃ ┗ 📂 repository ┃ ┃ ┗ 📜 CoinRepositoryImpl ┃ ┗ 📂 local ┃ ┣ 📂 dao ┃ ┗ 📂 entity ┣ 📂 domain ┃ ┣ 📂 model ┃ ┃ ┗ 📜 Coin ┃ ┣ 📂 repository ┃ ┃ ┗ 📜 CoinRepository ┃ ┗ 📂 use_case ┃ ┗ 📜 GetCoinsUseCase ┗ 📂 presentation ┣ 📂 ui ┃ ┣ 📂 theme ┃ ┣ 📂 components ┃ ┗ 📂 screens ┃ ┣ 📂 home ┃ ┗ 📂 detail ┣ 📂 viewmodel ┗ 📂 state

Package Details

📂 di (Dependency Injection)

• Contains Hilt modules for dependency injection setup
• Manages app-wide dependencies and their lifecycle

📂 data

• 📂 remote: API interfaces, DTOs and network-related implementations
  • 📂 api: REST API interface definitions
  • 📂 dto: Data Transfer Objects for network responses
  • 📂 repository: Implementation of repository interfaces
• 📂 local: Local database related components
  • 📂 dao: Data Access Objects for Room
  • 📂 entity: Database entities

📂 domain

• 📂 model: Domain models/entities
• 📂 repository: Repository interfaces
• 📂 use_case: Business logic use cases

📂 presentation

• 📂 ui: All UI-related components
  • 📂 theme: App theme, colors, typography
  • 📂 components: Reusable Compose components
  • 📂 screens: Screen-specific composables
• 📂 viewmodel: ViewModels for each screen
• 📂 state: UI state holders and events

Technologies and Libraries 🛠

Core Technologies

• Kotlin - Programming language
• Jetpack Compose - Modern UI toolkit
• Coroutines - For asynchronous operations
• Flow - For reactive programming
• StateFlow - For UI state management

Dependency Injection

• Hilt - For dependency injection

Networking

• Retrofit - REST API communication
• OkHttp - HTTP Client
• Gson - JSON serialization/deserialization

Visual Components

• Coil - Image loading
• Accompanist - Compose helper libraries

Database

• Room - Local database
• DataStore - Key-value data storage

Testing

• JUnit - Unit tests
• Mockk - Kotlin mocking library
• Turbine - Flow testing
• Truth - Test assertions
• UI Tests The project includes comprehensive UI tests using:
  • Compose UI Testing
  • Screenshot Testing
  • Semantic Testing

Demo 📸

crypto.mp4