Flutter, getting started

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This sample shows you how to start with Flutter application in some main respects:

App Navigation

https://flutter.io/docs/development/ui/navigation

Bloc

https://medium.com/p/2455c60cc423

Rest API

https://pub.dartlang.org/packages/http

Work with JSON

https://flutter.io/docs/development/data-and-backend/json

App environment

In a new Flutter project, it has lib/main.dart as default.

For multi-environment, just you make a separate main file like main_dev.dart, main_staging.dart …. and use the command below to run with specific env.

flutter run -t lib/main_staging.dart
# For config initial target running on iOS, update FLUTTER_TARGET at ios/Flutter/Generated.xcconfig 
FLUTTER_TARGET=lib/main_staging.dart

In this app, I create a global env file with Env dev as default.

With more env, just declare in global.dart and init in the main file like