dab246
31 lines
795 B
Dart
31 lines
795 B
Dart
import 'package:core/core.dart';
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import 'package:dartz/dartz.dart';
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import 'package:get/get.dart';
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abstract class BaseController extends GetxController {
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final viewState = Rx<Either<Failure, Success>>(Right(UIState.idle));
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void consumeState(Stream<Either<Failure, Success>> newStateStream) async {
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newStateStream.listen(
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(state) => onData(state),
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onError: (error) => onError(error),
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onDone: () => onDone()
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);
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}
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void getState(Future<Either<Failure, Success>> newStateStream) async {
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final state = await newStateStream;
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state.fold(
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(failure) => onError(failure),
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(success) => onData(state)
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);
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}
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void onData(Either<Failure, Success> newState) {
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viewState.value = newState;
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}
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void onError(dynamic error);
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void onDone();
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} |