Exchanger

Swift app to convert currencies

What's Special

• Swift Reactive Programming using Combine Framework
• 100% Programmatic UI

Features

• Written in Swift

• Build in around 30 working hour

• no third party framework or library is used

• built using MVC in mind, can easily be migrated to MVVM

• adding new currency is easy (Check the following section, can be reduced with some refactoring later)

  • UserDefaults+Ext.swift
  • CurrencyEnums.swift
  • availableCurrencies()
  • availableXXXBalance -> @Publisher, for managing the currency using combine
  • setXXXPublisher() -> make a new publisher for the currency mentioned above
  • addExchangedAmount()
  • deductExchangingAmount()
  • isSelectedFromAvailable()
  • isExchangePossible()

• Flexible commissioning system

• Code conforms to "Raywenderlich Swift Style Guide"