📱 Nexly

Nexly is a minimalist mobile app built with Kotlin and Jetpack Compose that allows users to explore and view information about cryptocurrency exchanges using the CoinAPI.

🚀 Features

• 📃 Exchange List: Displays a clean list of exchanges with name, ID, and 24h USD volume.
• 🔍 Details Screen: Shows detailed data including:
  • Exchange name, ID
  • Volume over 1 hour, 1 day, and 1 month
  • Rank
  • Historical activity periods (quotes, order book, trades)
  • Website
• 💡 Modern UI: Built using Jetpack Compose with Material 3 and Clean Architecture.

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📸 Screenshots

Below are sample screens of the app using the Cryptooly-inspired layout:

Exchange List	Exchange Details

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🖼️ UI Inspiration

This project is inspired by the Cryptooly – Crypto Wallet Mobile UI design. The UI aims to be clean, modern, and user-friendly, focusing on essential information presentation.

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📦 Tech Stack

• Kotlin 2.1.20
• Jetpack Compose 2025.04.01
• Koin 4.0.4
• Ktor Client (with kotlinx.serialization) 3.1.2
• Material 3
• MVVM + Clean Architecture
• CoinAPI integration

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🧪 Testing

The project includes both unit tests and UI tests to ensure code quality and stability.

✅ Unit Tests

• Written using JUnit 4
• Mocks created with MockK
• Testable components include:
  • ViewModels with mocked HttpClient

Run unit tests with:

./gradlew testDebugUnitTest

✅ UI Tests

• Written using Compose Test
• Includes tests for:
  • UI Screens with mocked ViewModels

Run UI tests with:

./gradlew connectedDebugAndroidTest

🛠 Getting Started

Follow these steps to set up and run the project locally.

🖥 Tested on

Tool	Version
Android Studio	✅ Meerkat
Java SDK	✅ 21.0.6
Gradle	✅ 8.13
Kotlin	✅ 2.1.20

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📥 Clone the repository

git clone https://github.com/lucas-cordeiro/nexly.git
cd nexly

🔑 CoinAPI Key Configuration

To use the app, you need a valid CoinAPI key.

1. Go to https://www.coinapi.io/ and create an account to get your API key.
2. In the root the project, locate or create the local.properties file.
3. Add the following line:

CoinApiKey=your_api_key_here