Crypto-Tracker

SwiftUI Crypto app uses MVVM Architecture, Combine, CoreData and API request to CoinGecko. Crypto-Tracker allows user observe situation on market, track cryptocurrency prices, create and edit own portfolio.

Technologies & Functionality

• Project uses MVVM Architecture with additional layers between Model and Views. API request created in independent network layer of class NetworkingManager and using in different DataServices with API requests.
• DataServices connected with ViewModel by @Publisher and @Subcribers pattern from Combine framework. It allows to keep data actual condition. To avoid additional request to API download images saves in fileManager.
• User can create own cryptocurrency portfolio by add, edit and delete coins. All portfolio data saves in CoreData.
• The app implemented custom and reusable SearchBar. Filtering data based on search bar text using Combine.
• User can reload the List of coins with updated data from API and sorting it by market position, price, and holdings with animations.
• In DetailView created a custom animated line chart to display historical price data. Downloaded data is displaying in grid format with reusable components. Coin description section has animated expand and collapse options.
• Launch screen is combined with UIKit and SwiftUI loading animation. Added app icon.

To Do

• Replace api calls to async/await