155 lines
4.8 KiB
Dart
155 lines
4.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:stacked/stacked.dart';
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import 'package:yimaru_app/models/course_catalog.dart';
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import 'package:yimaru_app/ui/widgets/course_unit_tile.dart';
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import '../../../models/course_unit.dart';
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import '../../common/app_colors.dart';
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import '../../common/enmus.dart';
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import '../../common/ui_helpers.dart';
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import '../../widgets/course_module_banner.dart';
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import '../../widgets/custom_circular_progress_indicator.dart';
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import '../../widgets/custom_elevated_button.dart';
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import '../../widgets/overall_progress.dart';
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import '../../widgets/small_app_bar.dart';
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import 'course_unit_viewmodel.dart';
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class CourseUnitView extends StackedView<CourseUnitViewModel> {
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final CourseCatalog catalog;
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const CourseUnitView({Key? key, required this.catalog}) : super(key: key);
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@override
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void onViewModelReady(CourseUnitViewModel viewModel) async {
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await viewModel.getCourseUnits(catalog.id ?? 0);
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super.onViewModelReady(viewModel);
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}
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@override
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CourseUnitViewModel viewModelBuilder(BuildContext context) =>
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CourseUnitViewModel();
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@override
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Widget builder(
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BuildContext context,
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CourseUnitViewModel viewModel,
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Widget? child,
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) =>
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_buildScaffoldWrapper(viewModel);
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Widget _buildScaffoldWrapper(CourseUnitViewModel viewModel) => Scaffold(
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backgroundColor: kcBackgroundColor,
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body: _buildScaffoldContainer(viewModel),
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);
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Widget _buildScaffoldContainer(CourseUnitViewModel viewModel) => Container(
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decoration: bgDecoration,
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child: _buildScaffold(viewModel),
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);
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Widget _buildScaffold(CourseUnitViewModel viewModel) =>
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SafeArea(child: _buildBody(viewModel));
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Widget _buildBody(CourseUnitViewModel viewModel) => Padding(
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padding: const EdgeInsets.symmetric(horizontal: 15),
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child: _buildColumn(viewModel),
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);
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Widget _buildColumn(CourseUnitViewModel viewModel) => Column(
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children: [
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verticalSpaceMedium,
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_buildAppBar(viewModel),
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verticalSpaceMedium,
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_buildModulesColumnWrapper(viewModel),
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],
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);
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Widget _buildAppBar(CourseUnitViewModel viewModel) => SmallAppBar(
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onPop: viewModel.pop,
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showBackButton: true,
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title: 'Course Detail',
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);
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Widget _buildModulesColumnWrapper(CourseUnitViewModel viewModel) =>
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Expanded(child: _buildLevelsColumnScrollView(viewModel));
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Widget _buildLevelsColumnScrollView(CourseUnitViewModel viewModel) =>
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SingleChildScrollView(
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child: _buildLevelsColumn(viewModel),
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);
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Widget _buildLevelsColumn(CourseUnitViewModel viewModel) => Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: _buildLevelsColumnChildren(viewModel),
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);
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List<Widget> _buildLevelsColumnChildren(CourseUnitViewModel viewModel) => [
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verticalSpaceMedium,
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_buildTitle(),
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verticalSpaceMedium,
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_buildCourseModuleBanner(),
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verticalSpaceMedium,
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_buildOverallProgress(),
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verticalSpaceTiny,
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_buildContinueButton(viewModel),
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verticalSpaceMedium,
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_buildListViewBuilder(viewModel)
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];
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Widget _buildTitle() => Text(
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catalog.name ?? '',
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style: style25DG600,
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);
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Widget _buildCourseModuleBanner() => const CourseModuleBanner();
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Widget _buildOverallProgress() => const OverallProgress(
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progress: 0,
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backgroundColor: Colors.transparent,
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indicatorBackgroundColor: kcVeryLightGrey,
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);
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Widget _buildContinueButton(CourseUnitViewModel viewModel) =>
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const CustomElevatedButton(
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height: 55,
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borderRadius: 12,
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foregroundColor: kcWhite,
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text: 'Continue Course',
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backgroundColor: kcPrimaryColor);
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Widget _buildListViewBuilder(CourseUnitViewModel viewModel) =>
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viewModel.busy(StateObjects.courseUnits)
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? _buildProgressIndicator()
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: _buildListView(viewModel);
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Widget _buildProgressIndicator() => const Center(
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child: CustomCircularProgressIndicator(color: kcPrimaryColor),
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);
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Widget _buildListView(CourseUnitViewModel viewModel) => ListView.builder(
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shrinkWrap: true,
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itemCount: viewModel.units.length,
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physics: const NeverScrollableScrollPhysics(),
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itemBuilder: (context, index) => _buildTile(
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index: index,
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unit: viewModel.units[index],
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onPracticeTap: () {},
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onViewTap: () {}),
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);
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Widget _buildTile({
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required int index,
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required CourseUnit unit,
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required GestureTapCallback onViewTap,
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required GestureTapCallback onPracticeTap,
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}) =>
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CourseUnitTile(
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unit: unit,
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index: index,
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catalog: catalog,
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onLessonTap: onViewTap,
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onPracticeTap: onPracticeTap,
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);
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}
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