128 lines
4.2 KiB
Dart
128 lines
4.2 KiB
Dart
import 'dart:math';
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import 'package:aitrainer_app/repository/exercise_repository.dart';
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import 'package:flutter_form_bloc/flutter_form_bloc.dart';
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class CustomExerciseFormBloc extends FormBloc<String, String> {
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final ExerciseRepository exerciseRepository;
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bool loading = false;
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final quantityField = TextFieldBloc(
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validators: [
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FieldBlocValidators.required,
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],
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);
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final unitQuantityField = TextFieldBloc(
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validators: [
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FieldBlocValidators.required,
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],
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);
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//1RM calculated Fields
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final rmWendlerField = TextFieldBloc(
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initialValue: "0",
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);
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final rmMayhewField = TextFieldBloc(initialValue: "0");
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final rmOconnerField = TextFieldBloc(initialValue: "0");
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final rmWathenField = TextFieldBloc(initialValue: "0");
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final rmAverageField = TextFieldBloc(initialValue: "0");
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final rm90Field = TextFieldBloc(initialValue: "0");
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final rm80Field = TextFieldBloc(initialValue: "0");
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final rm75Field = TextFieldBloc(initialValue: "0");
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final rm75WendlerField = TextFieldBloc(initialValue: "0");
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final rm75OconnorField = TextFieldBloc(initialValue: "0");
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final rm70Field = TextFieldBloc(initialValue: "0");
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final rm60Field = TextFieldBloc(initialValue: "0");
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final rm50Field = TextFieldBloc(initialValue: "0");
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CustomExerciseFormBloc({this.exerciseRepository}) {
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addFieldBlocs(fieldBlocs: [
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quantityField,
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unitQuantityField,
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rmWendlerField,
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rmMayhewField,
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rmOconnerField,
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rmWathenField,
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rmAverageField,
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rm90Field,
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rm80Field,
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rm70Field,
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rm75Field,
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rm75WendlerField,
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rm75OconnorField,
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rm60Field,
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rm50Field
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]);
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quantityField.onValueChanges(onData: (previous, current) async* {
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exerciseRepository.setQuantity(current.valueToDouble);
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calculate1RM();
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});
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unitQuantityField.onValueChanges(onData: (previous, current) async* {
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exerciseRepository.setUnitQuantity(current.valueToDouble);
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calculate1RM();
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});
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}
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@override
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void onSubmitting() async {
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try {
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loading = true;
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emitLoading(progress: 30);
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// Emit either Loaded or Error
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emitSuccess(canSubmitAgain: false);
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loading = false;
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} on Exception catch (ex) {
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emitFailure(failureResponse: ex.toString());
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}
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}
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void calculate1RM() {
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double weight = exerciseRepository.exercise.unitQuantity;
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double repeat = exerciseRepository.exercise.quantity;
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if (weight == 0 || repeat == 0) {
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return;
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}
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exerciseRepository.rmWendler = weight * repeat * 0.0333 + weight;
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rmWendlerField.updateValue(exerciseRepository.rmWendler.toStringAsFixed(1));
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exerciseRepository.rmOconner = weight * (1 + repeat / 40);
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rmOconnerField.updateValue(exerciseRepository.rmOconner.toStringAsFixed(1));
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exerciseRepository.rmMayhew = 100 * weight / (52.2 + 41.9 * pow(e, -0.055 * repeat));
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rmMayhewField.updateValue(exerciseRepository.rmMayhew.toStringAsFixed(1));
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exerciseRepository.rmWathen = 100 * weight / (48.8 + 53.8 * pow(e, -0.075 * repeat));
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rmWathenField.updateValue(exerciseRepository.rmWathen.toStringAsFixed(1));
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double average = (exerciseRepository.rmWendler + exerciseRepository.rmOconner) / 2;
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rmAverageField.updateValue(average.toStringAsFixed(1));
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rm90Field.updateValue((average * 0.9).toStringAsFixed(1));
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rm80Field.updateValue((average * 0.8).toStringAsFixed(1));
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rm75Field.updateValue((average * 0.75).toStringAsFixed(1));
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rm75OconnorField.updateValue((exerciseRepository.rmOconner * 0.75).toStringAsFixed(1));
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rm75WendlerField.updateValue((exerciseRepository.rmWendler * 0.75).toStringAsFixed(1));
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rm70Field.updateValue((average * 0.7).toStringAsFixed(1));
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rm60Field.updateValue((average * 0.6).toStringAsFixed(1));
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rm50Field.updateValue((average * 0.5).toStringAsFixed(1));
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}
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//@override
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Future<void> close() {
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quantityField.close();
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unitQuantityField.close();
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rmWendlerField.close();
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rmMayhewField.close();
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rmOconnerField.close();
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rmWathenField.close();
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rmAverageField.close();
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rm90Field.close();
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rm80Field.close();
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rm75WendlerField.close();
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rm75OconnorField.close();
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rm75Field.close();
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rm70Field.close();
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rm60Field.close();
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rm50Field.close();
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return super.close();
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}
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}
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