32 lines
1.5 KiB
Dart
32 lines
1.5 KiB
Dart
import 'school_identity.dart';
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import 'school_term.dart';
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import 'exam_schedule.dart';
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enum UndergraduateExamType {
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finalExam(1,'期末考试'), midterm(2,'期中考试'), makeup(3,'补考/缓考');
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const UndergraduateExamType(this.id, this.label);
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final int id;
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final String label;
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static UndergraduateExamType fromId(int id) => values.firstWhere((t)=>t.id==id,
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orElse:()=>throw const FormatException('考试类型无效'));
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}
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class UndergraduateExamQuery {
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UndergraduateExamQuery({required this.term, required Set<UndergraduateExamType> types})
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: types=Set.unmodifiable(types) {
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if(term.school != SupportedSchool.uestcUndergraduate || types.isEmpty) throw ArgumentError('请选择本科学期和考试类型');
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}
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final SchoolTerm term;
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final Set<UndergraduateExamType> types;
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List<UndergraduateExamType> get orderedTypes => UndergraduateExamType.values.where(types.contains).toList();
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Uri uriFor(UndergraduateExamType type) {
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if(!types.contains(type)) throw ArgumentError('考试类型不在查询选项中');
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return Uri.https('eams.uestc.edu.cn','/eams/stdExamTable!examTable.action',{'semester.id':'${term.id}','examType.id':'${type.id}'});
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}
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static UndergraduateExamQuery? fromSchedule(ExamSchedule? schedule) {
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if(schedule?.school != SupportedSchool.uestcUndergraduate) return null;
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return UndergraduateExamQuery(term:SchoolTerm(int.parse(schedule!.termId),school:schedule.school),
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types:schedule.requestedExamTypes.map(UndergraduateExamType.fromId).toSet());
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}
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}
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