95 lines
3.7 KiB
Dart
95 lines
3.7 KiB
Dart
import 'package:flutter/material.dart';
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import '../../../../api/webuntis/queries/getTimegridUnits/getTimegridUnitsResponse.dart';
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import '../../../../state/app/modules/timetable/bloc/timetable_state.dart';
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class LessonPeriod {
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final String name;
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final TimeOfDay start;
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final TimeOfDay end;
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final bool isBreak;
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const LessonPeriod({
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required this.name,
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required this.start,
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required this.end,
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this.isBreak = false,
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});
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Duration get duration => Duration(
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minutes: (end.hour * 60 + end.minute) - (start.hour * 60 + start.minute),
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);
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int get _startMinutes => start.hour * 60 + start.minute;
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}
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class LessonPeriodSchedule {
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final List<LessonPeriod> periods;
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const LessonPeriodSchedule(this.periods);
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static LessonPeriodSchedule? fromApi(GetTimegridUnitsResponse response) {
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final canonical = response.result.firstWhere(
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(d) => d.day == 1,
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orElse: () => response.result.isNotEmpty ? response.result.first : GetTimegridUnitsResponseDay(0, []),
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);
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if (canonical.timeUnits.isEmpty) return null;
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final periods = canonical.timeUnits
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.map((u) => LessonPeriod(
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name: u.name,
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start: _fromHHMM(u.startTime),
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end: _fromHHMM(u.endTime),
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))
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.toList()
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..sort((a, b) => a._startMinutes.compareTo(b._startMinutes));
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return LessonPeriodSchedule(periods);
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}
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static LessonPeriodSchedule fallback() => const LessonPeriodSchedule([
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LessonPeriod(name: '0', start: TimeOfDay(hour: 7, minute: 10), end: TimeOfDay(hour: 7, minute: 53)),
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LessonPeriod(name: '1', start: TimeOfDay(hour: 7, minute: 55), end: TimeOfDay(hour: 8, minute: 40)),
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LessonPeriod(name: '2', start: TimeOfDay(hour: 8, minute: 40), end: TimeOfDay(hour: 9, minute: 25)),
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LessonPeriod(name: '3', start: TimeOfDay(hour: 9, minute: 30), end: TimeOfDay(hour: 10, minute: 15)),
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LessonPeriod(name: '4', start: TimeOfDay(hour: 10, minute: 35), end: TimeOfDay(hour: 11, minute: 20)),
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LessonPeriod(name: '5', start: TimeOfDay(hour: 11, minute: 25), end: TimeOfDay(hour: 12, minute: 10)),
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LessonPeriod(name: '6', start: TimeOfDay(hour: 12, minute: 15), end: TimeOfDay(hour: 13, minute: 0)),
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LessonPeriod(name: '7', start: TimeOfDay(hour: 13, minute: 5), end: TimeOfDay(hour: 13, minute: 50)),
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LessonPeriod(name: '8', start: TimeOfDay(hour: 14, minute: 5), end: TimeOfDay(hour: 14, minute: 50)),
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LessonPeriod(name: '9', start: TimeOfDay(hour: 14, minute: 50), end: TimeOfDay(hour: 15, minute: 35)),
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LessonPeriod(name: '10', start: TimeOfDay(hour: 15, minute: 40), end: TimeOfDay(hour: 16, minute: 25)),
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LessonPeriod(name: '11', start: TimeOfDay(hour: 16, minute: 25), end: TimeOfDay(hour: 17, minute: 10)),
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]);
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static LessonPeriodSchedule fromState(TimetableState state) {
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final fromApi = state.timegrid != null ? LessonPeriodSchedule.fromApi(state.timegrid!) : null;
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return (fromApi ?? fallback()).withSyntheticBreaks();
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}
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LessonPeriodSchedule withSyntheticBreaks() {
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final result = <LessonPeriod>[];
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for (var i = 0; i < periods.length; i++) {
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final current = periods[i];
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result.add(current);
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if (i + 1 >= periods.length) continue;
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final next = periods[i + 1];
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final gapMinutes = next._startMinutes - (current.end.hour * 60 + current.end.minute);
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if (gapMinutes >= 10) {
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result.add(LessonPeriod(
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name: 'Pause',
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start: current.end,
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end: next.start,
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isBreak: true,
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));
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}
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}
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return LessonPeriodSchedule(result);
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}
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static TimeOfDay _fromHHMM(int hhmm) => TimeOfDay(
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hour: hhmm ~/ 100,
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minute: hhmm % 100,
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);
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}
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