feat: select school terms and smooth refractive Dock motion

2026-10-13 19:08:36 +08:00
parent 3e2d8864af
commit 50fcc70e8e
33 changed files with 1245 additions and 94 deletions
@@ -0,0 +1,27 @@
+/// The graduate system's term number, independent of teaching-week dates.
+class SchoolTerm {
+  SchoolTerm(this.id) {
+    if (id < 1 || id > 9999) throw ArgumentError('学校学期编号无效');
+  }
+  final int id;
+  String get label {
+    final year = 1990 + ((id - 1) ~/ 2);
+    return '$year-${year + 1}年${id.isOdd ? '秋' : '春'}';
+  }
+
+  static List<SchoolTerm> get choices =>
+      List.generate(73, (index) => SchoolTerm(73 - index));
+  Uri get timetableUri =>
+      Uri.https('yjsjy.uestc.edu.cn', '/pyxx/pygl/xskbcx/index/$id');
+  Uri get examUri =>
+      Uri.https('yjsjy.uestc.edu.cn', '/pyxx/pygl/kskcxx/index', {'xq': '$id'});
+  Map<String, dynamic> toJson() => {'id': id};
+  factory SchoolTerm.fromJson(Map<String, dynamic> json) {
+    if (json['id'] is! int) throw const FormatException('学校学期无效');
+    return SchoolTerm(json['id'] as int);
+  }
+  @override
+  bool operator ==(Object other) => other is SchoolTerm && other.id == id;
+  @override
+  int get hashCode => id.hashCode;
+}