student-legacy/refilc_desktop_ui/lib/pages/grades/grade_subject_view.dart
2024-03-11 23:29:20 +01:00

297 lines
10 KiB
Dart

import 'dart:math';
import 'package:animations/animations.dart';
import 'package:refilc/models/settings.dart';
import 'package:refilc/utils/format.dart';
import 'package:refilc_kreta_api/providers/grade_provider.dart';
import 'package:refilc/helpers/average_helper.dart';
import 'package:refilc/helpers/subject.dart';
import 'package:refilc_kreta_api/models/grade.dart';
import 'package:refilc_kreta_api/models/subject.dart';
import 'package:refilc_mobile_ui/common/average_display.dart';
import 'package:refilc_mobile_ui/common/bottom_sheet_menu/rounded_bottom_sheet.dart';
import 'package:refilc_mobile_ui/common/panel/panel.dart';
import 'package:refilc_mobile_ui/common/trend_display.dart';
import 'package:refilc_mobile_ui/common/widgets/cretification/certification_tile.dart';
import 'package:refilc/ui/widgets/grade/grade_tile.dart';
import 'package:refilc_mobile_ui/common/widgets/grade/grade_viewable.dart';
import 'package:refilc_mobile_ui/common/hero_scrollview.dart';
import 'package:refilc_mobile_ui/pages/grades/calculator/grade_calculator.dart';
import 'package:refilc_mobile_ui/pages/grades/calculator/grade_calculator_provider.dart';
import 'package:refilc_desktop_ui/pages/grades/grades_count.dart';
import 'package:refilc_mobile_ui/pages/grades/graph.dart';
import 'package:refilc_mobile_ui/pages/grades/subject_grades_container.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_expandable_fab/flutter_expandable_fab.dart';
import 'package:flutter_feather_icons/flutter_feather_icons.dart';
import 'package:provider/provider.dart';
import 'grades_page.i18n.dart';
//import 'package:refilc_plus/ui/mobile/goal_planner/new_goal.dart';
class GradeSubjectView extends StatefulWidget {
const GradeSubjectView(this.subject, {super.key, this.groupAverage = 0.0});
final GradeSubject subject;
final double groupAverage;
void push(BuildContext context, {bool root = false}) {
Navigator.of(context, rootNavigator: root)
.push(CupertinoPageRoute(builder: (context) => this));
}
@override
State<GradeSubjectView> createState() => _GradeSubjectViewState();
}
class _GradeSubjectViewState extends State<GradeSubjectView> {
final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
// Controllers
PersistentBottomSheetController? _sheetController;
final ScrollController _scrollController = ScrollController();
List<Widget> gradeTiles = [];
// Providers
late GradeProvider gradeProvider;
late GradeCalculatorProvider calculatorProvider;
late SettingsProvider settingsProvider;
late double average;
late Widget gradeGraph;
bool gradeCalcMode = false;
List<Grade> getSubjectGrades(GradeSubject subject) => !gradeCalcMode
? gradeProvider.grades.where((e) => e.subject == subject).toList()
: calculatorProvider.grades.where((e) => e.subject == subject).toList();
bool showGraph(List<Grade> subjectGrades) {
if (gradeCalcMode) return true;
final gradeDates = subjectGrades.map((e) => e.date.millisecondsSinceEpoch);
final maxGradeDate = gradeDates.fold(0, max);
final minGradeDate = gradeDates.fold(0, min);
if (maxGradeDate - minGradeDate < const Duration(days: 5).inMilliseconds) {
return false; // naplo/#78
}
return subjectGrades.where((e) => e.type == GradeType.midYear).length > 1;
}
void buildTiles(List<Grade> subjectGrades) {
List<Widget> tiles = [];
if (showGraph(subjectGrades)) {
tiles.add(gradeGraph);
} else {
tiles.add(Container(height: 24.0));
}
// ignore: no_leading_underscores_for_local_identifiers
List<Widget> _gradeTiles = [];
if (!gradeCalcMode) {
subjectGrades.sort((a, b) => -a.date.compareTo(b.date));
for (var grade in subjectGrades) {
if (grade.type == GradeType.midYear) {
_gradeTiles.add(GradeViewable(grade));
} else {
_gradeTiles.add(CertificationTile(grade, padding: EdgeInsets.zero));
}
}
} else if (subjectGrades.isNotEmpty) {
subjectGrades.sort((a, b) => -a.date.compareTo(b.date));
for (var grade in subjectGrades) {
_gradeTiles.add(GradeTile(grade));
}
}
tiles.add(
PageTransitionSwitcher(
transitionBuilder: (
Widget child,
Animation<double> primaryAnimation,
Animation<double> secondaryAnimation,
) {
return SharedAxisTransition(
animation: primaryAnimation,
secondaryAnimation: secondaryAnimation,
transitionType: SharedAxisTransitionType.vertical,
fillColor: Colors.transparent,
child: child,
);
},
child: _gradeTiles.isNotEmpty
? Panel(
key: ValueKey(gradeCalcMode),
title: Text(
gradeCalcMode ? "Ghost Grades".i18n : "Grades".i18n,
),
child: Column(
children: _gradeTiles,
))
: const SizedBox(),
),
);
tiles.add(Padding(
padding: EdgeInsets.only(bottom: !gradeCalcMode ? 24.0 : 250.0)));
gradeTiles = List.castFrom(tiles);
}
@override
Widget build(BuildContext context) {
gradeProvider = Provider.of<GradeProvider>(context);
calculatorProvider = Provider.of<GradeCalculatorProvider>(context);
settingsProvider = Provider.of<SettingsProvider>(context);
List<Grade> subjectGrades = getSubjectGrades(widget.subject).toList();
average = AverageHelper.averageEvals(subjectGrades);
final prevAvg = subjectGrades.isNotEmpty
? AverageHelper.averageEvals(subjectGrades
.where((e) => e.date.isBefore(subjectGrades
.reduce((v, e) => e.date.isAfter(v.date) ? e : v)
.date
.subtract(const Duration(days: 30))))
.toList())
: 0.0;
gradeGraph = Padding(
padding: const EdgeInsets.only(top: 16.0, bottom: 8.0),
child: Panel(
title: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text("annual_average".i18n),
if (average != prevAvg)
TrendDisplay(current: average, previous: prevAvg),
],
),
child: Container(
padding: const EdgeInsets.only(top: 12.0, right: 12.0),
child: Row(
children: [
Expanded(
child: GradeGraph(subjectGrades,
dayThreshold: 5, classAvg: widget.groupAverage)),
Padding(
padding: const EdgeInsets.only(bottom: 24.0),
child: GradesCount(grades: subjectGrades),
),
],
),
),
),
);
if (!gradeCalcMode) {
buildTiles(subjectGrades);
} else {
List<Grade> ghostGrades = calculatorProvider.ghosts
.where((e) => e.subject == widget.subject)
.toList();
buildTiles(ghostGrades);
}
return Scaffold(
key: _scaffoldKey,
floatingActionButtonLocation: ExpandableFab.location,
floatingActionButton: Visibility(
visible: !gradeCalcMode &&
subjectGrades
.where((e) => e.type == GradeType.midYear)
.isNotEmpty,
child: ExpandableFab(
type: ExpandableFabType.up,
distance: 50,
children: [
FloatingActionButton.small(
child: const Icon(FeatherIcons.plus),
onPressed: () {
gradeCalc(context);
},
),
// FloatingActionButton.small(
// child: const Icon(FeatherIcons.flag, size: 20.0),
// onPressed: () {
// Navigator.of(context).push(CupertinoPageRoute(builder: (context) => PremiumGoalplannerNewGoalScreen(subject: widget.subject)));
// },
// ),
],
),
),
body: RefreshIndicator(
onRefresh: () async {},
color: Theme.of(context).colorScheme.secondary,
child: HeroScrollView(
onClose: () {
if (_sheetController != null && gradeCalcMode) {
_sheetController!.close();
} else {
Navigator.of(context).pop();
}
},
navBarItems: [
const SizedBox(width: 6.0),
if (widget.groupAverage != 0)
Center(
child: AverageDisplay(
average: widget.groupAverage, border: true)),
const SizedBox(width: 6.0),
if (average != 0)
Center(child: AverageDisplay(average: average)),
const SizedBox(width: 12.0),
],
icon: SubjectIcon.resolveVariant(
subject: widget.subject, context: context),
scrollController: _scrollController,
title: widget.subject.renamedTo ?? widget.subject.name.capital(),
italic: widget.subject.isRenamed &&
settingsProvider.renamedSubjectsItalics,
child: SubjectGradesContainer(
child: CupertinoScrollbar(
child: ListView.builder(
physics: const BouncingScrollPhysics(),
padding: const EdgeInsets.symmetric(horizontal: 24.0),
shrinkWrap: true,
itemBuilder: (context, index) => gradeTiles[index],
itemCount: gradeTiles.length,
),
),
)),
));
}
void gradeCalc(BuildContext context) {
// Scroll to the top of the page
_scrollController.animateTo(75,
duration: const Duration(milliseconds: 500), curve: Curves.ease);
calculatorProvider.clear();
calculatorProvider.addAllGrades(gradeProvider.grades);
_sheetController = _scaffoldKey.currentState?.showBottomSheet(
(context) => RoundedBottomSheet(
borderRadius: 14.0,
child: GradeCalculator(widget.subject)),
backgroundColor: const Color(0x00000000),
elevation: 12.0,
);
// Hide the fab and grades
setState(() {
gradeCalcMode = true;
});
_sheetController!.closed.then((value) {
// Show fab and grades
if (mounted) {
setState(() {
gradeCalcMode = false;
});
}
});
}
}