This project is a cryptocurrency tracking app made with flutter that consumes coinapi.io REST API. It was develped following TDD + ChangeNotifier + Provider in a Clean Architecture implementation for Flutter.

CoinListPage	Loading data	Coin Details

First of all, you have to create a new file in the root folder called "keys.json" and add your Coinapi.io APIKEY as:

{
"coinAPIKEY": "YOUR_API_KEY"
}

and add "--dart-define-from-file=api-keys.json" when calling "flutter run".

flutter run --dart-define-from-file=api-keys.json

The next step is to generate the necessary code to run the app with:

dart run build_runner build --delete-conflicting-outputs

Finally you can run the app with

flutter run --dart-define-from-file=api-keys.json

To run all the test for this project, run the following:

flutter test --dart-define-from-file=keys.json

The app have 3 use cases.

To showing coin list on main screen with its icon.

To API options to retrive exhange rate data.

To show a candle chart for each coin in a given time window of time.

This project uses the following packages:

• go_router (^10.1.2): To navigate through screens in a declarative way.

• provider (^6.0.5): To share data between multiple screens.

• responsive_sizer: (^3.2.0): To build UI for every device screen size.

• get_it: (^7.6.4): To Inject Dependencies

• candlesticks: (^2.1.0): It provides a interactive candlestick chart to display assets prices.