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484 lines
16 KiB
Dart
484 lines
16 KiB
Dart
import 'dart:developer';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/material.dart';
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import 'package:hmg_patient_app_new/core/app_export.dart';
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import 'package:hmg_patient_app_new/core/dependencies.dart';
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import 'package:hmg_patient_app_new/core/utils/utils.dart';
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import 'package:hmg_patient_app_new/extensions/route_extensions.dart';
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import 'package:hmg_patient_app_new/extensions/string_extensions.dart';
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import 'package:hmg_patient_app_new/extensions/widget_extensions.dart';
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import 'package:hmg_patient_app_new/features/symptoms_checker/models/resp_models/triage_response_model.dart';
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import 'package:hmg_patient_app_new/features/symptoms_checker/symptoms_checker_view_model.dart';
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import 'package:hmg_patient_app_new/generated/locale_keys.g.dart';
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import 'package:hmg_patient_app_new/presentation/symptoms_checker/widgets/custom_progress_bar.dart';
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import 'package:hmg_patient_app_new/services/dialog_service.dart';
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import 'package:hmg_patient_app_new/theme/colors.dart';
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import 'package:hmg_patient_app_new/widgets/appbar/collapsing_list_view.dart';
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import 'package:hmg_patient_app_new/widgets/buttons/custom_button.dart';
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import 'package:hmg_patient_app_new/widgets/common_bottom_sheet.dart';
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import 'package:provider/provider.dart';
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class TriageScreen extends StatefulWidget {
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const TriageScreen({super.key});
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@override
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State<TriageScreen> createState() => _TriageScreenState();
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}
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class _TriageScreenState extends State<TriageScreen> {
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List<String> answeredEvidenceIds = []; // Track user's answers
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late SymptomsCheckerViewModel viewModel;
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late DialogService dialogService;
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@override
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void initState() {
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super.initState();
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viewModel = context.read<SymptomsCheckerViewModel>();
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dialogService = getIt.get<DialogService>();
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// Start triage process when screen loads
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_startTriage();
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});
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}
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void _startTriage() {
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viewModel.startOrContinueTriage(
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onSuccess: () {
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_handleTriageResponse();
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},
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onError: (error) {
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dialogService.showErrorBottomSheet(
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message: error,
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onOkPressed: () => context.pop(),
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);
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},
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);
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}
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void _handleTriageResponse() {
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if (viewModel.hasEmergencyEvidence) {
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_showEmergencyDialog();
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return;
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}
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if (viewModel.shouldStopTriage) {
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// Navigate to results/possible conditions screen
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context.navigateWithName(AppRoutes.possibleConditionsScreen);
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return;
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}
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// Question is loaded, reset selection for new question
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viewModel.resetTriageChoice();
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}
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void _showEmergencyDialog() {
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showCommonBottomSheetWithoutHeight(
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context,
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title: "Emergency".needTranslation,
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child: Utils.getWarningWidget(
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loadingText: "Emergency evidence detected. Please seek immediate medical attention.".needTranslation,
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isShowActionButtons: true,
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onCancelTap: () => Navigator.pop(context),
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onConfirmTap: () {
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Navigator.pop(context);
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context.pop();
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},
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),
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isFullScreen: false,
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isCloseButtonVisible: true,
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);
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}
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bool get isFirstQuestion => answeredEvidenceIds.isEmpty;
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void _onOptionSelected(int choiceIndex) {
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viewModel.selectTriageChoice(choiceIndex);
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}
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void _onPreviousPressed() {
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context.pop();
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}
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void _onNextPressed() {
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// Check if user has selected an option
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if (viewModel.selectedTriageChoiceIndex == null) {
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dialogService.showErrorBottomSheet(message: 'Please select an option before proceeding'.needTranslation);
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return;
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}
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// Get the selected choice from the current question
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final currentQuestion = viewModel.currentTriageQuestion;
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if (currentQuestion?.items == null || currentQuestion!.items!.isEmpty) {
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dialogService.showErrorBottomSheet(
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message: 'No question items available'.needTranslation,
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);
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return;
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}
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final questionItem = currentQuestion.items!.first;
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if (questionItem.choices == null || viewModel.selectedTriageChoiceIndex! >= questionItem.choices!.length) {
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dialogService.showErrorBottomSheet(
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message: 'Invalid choice selection'.needTranslation,
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);
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return;
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}
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final selectedChoice = questionItem.choices![viewModel.selectedTriageChoiceIndex!];
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final evidenceId = selectedChoice.label ?? "";
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if (evidenceId.isNotEmpty) {
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answeredEvidenceIds.add(evidenceId);
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}
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// Get all previous evidence IDs
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List<String> allEvidenceIds = viewModel.getAllEvidenceIds();
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allEvidenceIds.addAll(answeredEvidenceIds);
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log("allEvidences: ${allEvidenceIds.toString()}");
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// Call API with updated evidence
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viewModel.getDiagnosisForTriage(
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age: viewModel.selectedAge!,
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sex: viewModel.selectedGender!.toLowerCase(),
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evidenceIds: allEvidenceIds,
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language: viewModel.appState.isArabic() ? 'ar' : 'en',
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onSuccess: (response) {
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_handleTriageResponse();
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},
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onError: (error) {
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dialogService.showErrorBottomSheet(message: error);
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},
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: AppColors.bgScaffoldColor,
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body: Consumer<SymptomsCheckerViewModel>(
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builder: (context, viewModel, child) {
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// Show normal question UI
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return Column(
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children: [
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Expanded(
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child: CollapsingListView(
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title: "Triage".needTranslation,
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leadingCallback: () => _showConfirmationBeforeExit(context),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(height: 16.h),
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_buildQuestionCard(viewModel),
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],
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),
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),
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),
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_buildStickyBottomCard(context, viewModel),
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],
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);
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},
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),
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);
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}
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Widget _buildLoadingShimmer() {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(height: 16.h),
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// Create 2-3 shimmer cards
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...List.generate(1, (index) {
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return Padding(
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padding: EdgeInsets.only(bottom: 16.h),
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child: _buildShimmerCard(),
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);
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}),
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],
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);
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}
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Widget _buildShimmerCard() {
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return Container(
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width: double.infinity,
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margin: EdgeInsets.symmetric(horizontal: 24.w),
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decoration: RoundedRectangleBorder().toSmoothCornerDecoration(color: AppColors.whiteColor, borderRadius: 24.r),
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padding: EdgeInsets.symmetric(vertical: 24.h, horizontal: 16.w),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Shimmer title
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Container(
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height: 40.h,
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(24.r),
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),
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).toShimmer2(isShow: true, radius: 24.r),
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SizedBox(height: 16.h),
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// Shimmer chips
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Wrap(
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runSpacing: 12.h,
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spacing: 8.w,
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children: List.generate(4, (index) {
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return Container(
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padding: EdgeInsets.symmetric(horizontal: 12.w, vertical: 6.h),
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decoration: BoxDecoration(
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color: AppColors.whiteColor,
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borderRadius: BorderRadius.circular(24.r),
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border: Border.all(color: AppColors.bottomNAVBorder, width: 1),
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),
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child: Text(
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'Not Applicable Suggestion',
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style: TextStyle(fontSize: 14.f, color: AppColors.textColor),
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),
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).toShimmer2(isShow: true, radius: 24.r);
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}),
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),
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],
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),
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);
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}
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Widget _buildErrorState() {
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return CollapsingListView(
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title: "Triage".needTranslation,
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leadingCallback: () => context.pop(),
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child: Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.error_outline, size: 64.f, color: AppColors.errorColor),
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SizedBox(height: 16.h),
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"No question available".needTranslation.toText16(weight: FontWeight.w500),
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SizedBox(height: 24.h),
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CustomButton(
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text: "Go Back".needTranslation,
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onPressed: () => context.pop(),
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backgroundColor: AppColors.primaryRedColor,
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).paddingSymmetrical(48.w, 0),
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],
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),
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),
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);
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}
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void _showConfirmationBeforeExit(BuildContext context) {
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showCommonBottomSheetWithoutHeight(
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title: LocaleKeys.notice.tr(context: context),
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context,
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child: Utils.getWarningWidget(
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loadingText: "Are you sure you want to exit? Your progress will be lost.".needTranslation,
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isShowActionButtons: true,
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onCancelTap: () => Navigator.pop(context),
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onConfirmTap: () {
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Navigator.pop(context);
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context.pop();
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},
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),
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callBackFunc: () {},
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isFullScreen: false,
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isCloseButtonVisible: true,
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);
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}
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Widget _buildQuestionCard(SymptomsCheckerViewModel viewModel) {
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if (viewModel.isTriageDiagnosisLoading) {
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return _buildLoadingShimmer();
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}
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if (viewModel.currentTriageQuestion == null) {
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return Center(
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child: "No question available".needTranslation.toText16(weight: FontWeight.w500),
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);
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}
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final question = viewModel.currentTriageQuestion;
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if (question == null || question.items == null || question.items!.isEmpty) {
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return SizedBox.shrink();
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}
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final questionItem = question.items!.first;
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final choices = questionItem.choices ?? [];
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return AnimatedSwitcher(
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duration: const Duration(milliseconds: 400),
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transitionBuilder: (Widget child, Animation<double> animation) {
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final offsetAnimation = Tween<Offset>(
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begin: const Offset(1.0, 0.0),
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end: Offset.zero,
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).animate(
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CurvedAnimation(
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parent: animation,
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curve: Curves.easeInOut,
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),
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);
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return SlideTransition(
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position: offsetAnimation,
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child: FadeTransition(
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opacity: animation,
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child: child,
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),
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);
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},
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child: Container(
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key: ValueKey<String>(questionItem.id ?? answeredEvidenceIds.length.toString()),
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width: double.infinity,
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margin: EdgeInsets.symmetric(horizontal: 24.w),
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decoration: RoundedRectangleBorder().toSmoothCornerDecoration(color: AppColors.whiteColor, borderRadius: 24.r),
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padding: EdgeInsets.symmetric(vertical: 24.h, horizontal: 20.w),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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(question.text ?? "").toText16(weight: FontWeight.w500),
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SizedBox(height: 24.h),
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...List.generate(choices.length, (index) {
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bool selected = viewModel.selectedTriageChoiceIndex == index;
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return _buildOptionItem(index, selected, choices[index].label ?? "");
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}),
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],
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),
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),
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);
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}
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Widget _buildOptionItem(int index, bool selected, String optionText) {
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return GestureDetector(
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onTap: () => _onOptionSelected(index),
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child: Container(
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margin: EdgeInsets.only(bottom: 12.h),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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AnimatedContainer(
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duration: const Duration(milliseconds: 300),
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curve: Curves.easeInOut,
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width: 24.w,
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height: 24.w,
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decoration: BoxDecoration(
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color: selected ? AppColors.primaryRedColor : Colors.transparent,
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borderRadius: BorderRadius.circular(5.r),
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border: Border.all(color: selected ? AppColors.primaryRedColor : AppColors.checkBoxBorderColor, width: 1.w),
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),
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child: selected ? Icon(Icons.check, size: 16.f, color: AppColors.whiteColor) : null,
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),
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SizedBox(width: 12.w),
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Expanded(child: optionText.toText14(weight: FontWeight.w500)),
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],
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),
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),
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);
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}
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Widget _buildStickyBottomCard(BuildContext context, SymptomsCheckerViewModel viewModel) {
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// Get the top condition with highest probability
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final conditions = viewModel.currentConditions ?? [];
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String suggestedCondition = "Analyzing...";
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double probability = 0.0;
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if (conditions.isNotEmpty) {
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// Sort by probability descending
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final sortedConditions = List<TriageCondition>.from(conditions);
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sortedConditions.sort((a, b) => (b.probability ?? 0.0).compareTo(a.probability ?? 0.0));
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final topCondition = sortedConditions.first;
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suggestedCondition = topCondition.commonName ?? topCondition.name ?? "Unknown";
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probability = (topCondition.probability ?? 0.0) * 100; // Convert to percentage
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}
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return Container(
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decoration: RoundedRectangleBorder().toSmoothCornerDecoration(color: AppColors.whiteColor, borderRadius: 24.r),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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SizedBox(height: 16.h),
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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RichText(
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text: TextSpan(
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text: "Possible symptom: ".needTranslation,
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style: TextStyle(
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color: AppColors.greyTextColor,
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fontWeight: FontWeight.w600,
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fontSize: 14.f,
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),
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children: [
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TextSpan(
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text: suggestedCondition,
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style: TextStyle(
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color: AppColors.textColor,
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fontWeight: FontWeight.w600,
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fontSize: 14.f,
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),
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),
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],
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),
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),
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SizedBox(height: 16.h),
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CustomRoundedProgressBar(
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percentage: probability.toInt(),
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paddingBetween: 5.h,
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color: AppColors.primaryRedColor,
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backgroundColor: AppColors.primaryRedColor.withValues(alpha: 0.17),
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height: 8.h,
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titleWidget: RichText(
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text: TextSpan(
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text: "${probability.toStringAsFixed(1)}% ",
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style: TextStyle(
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color: AppColors.primaryRedColor,
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fontWeight: FontWeight.w600,
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fontSize: 14.f,
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),
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children: [
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TextSpan(
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text: "- Symptoms checker finding score".needTranslation,
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style: TextStyle(
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color: AppColors.textColor,
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fontWeight: FontWeight.w500,
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fontSize: 13.f,
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),
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),
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],
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),
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),
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),
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SizedBox(height: 12.h),
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Row(
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children: [
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Expanded(
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child: CustomButton(
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text: "Previous".needTranslation,
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onPressed: isFirstQuestion ? () {} : _onPreviousPressed,
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isDisabled: isFirstQuestion || viewModel.isTriageDiagnosisLoading,
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backgroundColor: AppColors.primaryRedColor.withValues(alpha: 0.11),
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borderColor: Colors.transparent,
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textColor: AppColors.primaryRedColor,
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fontSize: 16.f,
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),
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),
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SizedBox(width: 12.w),
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Expanded(
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child: CustomButton(
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text: "Next".needTranslation,
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isDisabled: viewModel.isTriageDiagnosisLoading,
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onPressed: _onNextPressed,
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backgroundColor: AppColors.primaryRedColor,
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borderColor: AppColors.primaryRedColor,
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textColor: AppColors.whiteColor,
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fontSize: 16.f,
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),
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),
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],
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),
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],
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),
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SizedBox(height: 24.h),
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],
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).paddingSymmetrical(24.w, 0),
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);
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}
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}
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