refactor: write shit
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@ -74,14 +74,12 @@
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<ApplicationDefinition Include="App.xaml">
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<Generator>MSBuild:Compile</Generator>
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</ApplicationDefinition>
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<Compile Include="Course.cs" />
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<Compile Include="Dialog\EditCourse.xaml.cs">
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<DependentUpon>EditCourse.xaml</DependentUpon>
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</Compile>
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<Compile Include="Dialog\EditSchedule.xaml.cs">
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<DependentUpon>EditSchedule.xaml</DependentUpon>
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</Compile>
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<Compile Include="General.cs" />
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<Compile Include="ImageExport.cs" />
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<Compile Include="Kernel\Arranger.cs" />
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<Compile Include="Kernel\Data\Built.cs" />
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@ -98,70 +98,48 @@ namespace HFUTCourseSimulation.Kernel {
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/// <returns>如果检查无误，返回检查后的结果，否则返回null</returns>
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private Semester CheckSemester() {
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// 检查Semester
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reporter.Info($"正在检查学期");
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if (semester.StartDate.DayOfWeek != DayOfWeek.Monday) {
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reporter.Error($"起始日期{semester.StartDate:yyyy-MM-dd}不是星期一");
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return null;
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}
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int weekCount;
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if (int.TryParse(semester.WeekCount, out weekCount)) {
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if (weekCount <= 0) {
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reporter.Error($"周数{semester.WeekCount}超出范围（必须大于0）");
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return null;
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}
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} else {
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reporter.Error($"周数{semester.WeekCount}不是有效数字");
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return null;
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}
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int indexCount;
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if (int.TryParse(semester.IndexCount, out indexCount)) {
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if (indexCount <= 0) {
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reporter.Error($"节次数{semester.IndexCount}超出范围（必须大于0）");
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return null;
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}
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} else {
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reporter.Error($"节次数{semester.IndexCount}不是有效数字");
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return null;
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}
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int breakfastAt, lunchAt, dinnerAt;
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if (int.TryParse(semester.BreakfastAt, out breakfastAt)) {
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if (breakfastAt < 0 || breakfastAt > indexCount) {
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reporter.Error($"早餐时间点{semester.BreakfastAt}超出范围（必须大于等于0且小于等于节次数）");
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return null;
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}
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} else {
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reporter.Error($"早餐时间点{semester.BreakfastAt}不是有效数字");
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return null;
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}
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if (int.TryParse(semester.LunchAt, out lunchAt)) {
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if (lunchAt < breakfastAt || lunchAt > indexCount) {
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reporter.Error($"午餐时间点{semester.LunchAt}超出范围（必须大于等于早餐时间点且小于等于节次数）");
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return null;
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}
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} else {
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reporter.Error($"午餐时间点{semester.LunchAt}不是有效数字");
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return null;
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}
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if (int.TryParse(semester.DinnerAt, out dinnerAt)) {
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if (dinnerAt < lunchAt || dinnerAt > indexCount) {
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reporter.Error($"晚餐时间点{semester.DinnerAt}超出范围（必须大于等于午餐时间点且小于等于节次数）");
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return null;
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}
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} else {
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reporter.Error($"晚餐时间点{semester.DinnerAt}不是有效数字");
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return null;
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}
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var rv = CheckInteger(semester.WeekCount, 1, 100, "周数", "0 < N");
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if (rv is null) return null;
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int weekCount = rv.Value;
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rv = CheckInteger(semester.IndexCount, 1, 100, "节次数", "0 < N");
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if (rv is null) return null;
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int indexCount = rv.Value;
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rv = CheckInteger(semester.BreakfastAt, 0, indexCount, "早餐时间点", "0 <= N <= 节次数");
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if (rv is null) return null;
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int breakfastAt = rv.Value;
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rv = CheckInteger(semester.LunchAt, breakfastAt, indexCount, "午餐时间点", "早餐时间点 <= N <= 节次数");
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if (rv is null) return null;
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int lunchAt = rv.Value;
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rv = CheckInteger(semester.DinnerAt, lunchAt, indexCount, "晚餐时间点", "午餐时间点 <= N <= 节次数");
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if (rv is null) return null;
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int dinnerAt = rv.Value;
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var courses = new List<Course>();
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foreach (var course in semester.Courses) {
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// 检查课程（实际上只有安排需要检查）
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reporter.Info($"正在检查课程：{course.Name}");
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var schedules = new List<Schedule>();
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foreach (var schedule in course.Schedules) {
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// 检查安排
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if
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var week = CheckIntegerCollection(schedule.Week, 1, weekCount, "周", "1 <= N <= 周数");
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var day = CheckIntegerCollection(schedule.Day, 1, 7, "星期", "1 <= N <= 7");
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var index = CheckIntegerCollection(schedule.Index, 1, indexCount, "节次", "1 <= N <= 节次数");
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// 如果格式均正确，就添加这个安排
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if (!(week is null || day is null || index is null)) {
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schedules.Add(new Schedule() {
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week = week,
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day = day,
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index = index
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});
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}
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}
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// OK，插入课程
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@ -184,6 +162,96 @@ namespace HFUTCourseSimulation.Kernel {
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courses = courses
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};
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}
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/// <summary>
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/// 检查整数的辅助函数。
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/// 检查范围时含提供的最小值min和最大值max。
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/// field_name是字段的名称，field_require是字段的要求，均用于用户提示。
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/// 返回null表示检查失败，否则返回检查好的值。
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/// </summary>
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private int? CheckInteger(string s, int min, int max, string field_name, string field_require) {
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if (int.TryParse(semester.WeekCount, out int rv)) {
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if (rv < min || rv > max) {
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reporter.Error($"{field_name}的值“{s}”超出范围。要求：{field_require}");
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return null;
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} else {
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return rv;
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}
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} else {
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reporter.Error($"{field_name}的值“{s}”不是有效数字");
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return null;
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}
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}
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/// <summary>
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/// 整数集合的两种类型
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/// </summary>
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private enum IntegerCollectionKind {
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Individual,
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Range
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}
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/// <summary>
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/// 检查整数集合的辅助函数，即检查Schedule中的三个字段Week，Day和Index的格式。
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/// 各类参数含义与上面函数相同，只不过是作用到每一项上。
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/// </summary>
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private IEnumerable<int> CheckIntegerCollection(string s, int min, int max, string field_name, string field_require) {
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// 两种整数集合所特有的字符常量，用于分割和分析
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const char COMMA = ',';
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const char DASH = '-';
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// 分析文本组成，决定其整数集合类型
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IntegerCollectionKind kind;
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if (s.Contains(COMMA)) {
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kind = IntegerCollectionKind.Individual;
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} else if (s.Contains(DASH)) {
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kind = IntegerCollectionKind.Range;
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} else {
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reporter.Error($"{field_name}的值“{s}”无法被解析");
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return null;
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}
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// 根据整数集合类型，决定分割用字符
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char split_char;
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switch (kind) {
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case IntegerCollectionKind.Individual:
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split_char = COMMA;
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break;
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case IntegerCollectionKind.Range:
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split_char = DASH;
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break;
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default:
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return null;
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}
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// 开始分割文本并将每一项转换为整数，同时检查其范围
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var ints = new List<int>();
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foreach (var part in s.Split(split_char).Select((i) => i.Trim())) {
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if (int.TryParse(part, out int rv)) {
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if (rv < min || rv > max) {
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reporter.Error($"{field_name}的值“{s}”包含的整数超出范围。要求：{field_require}");
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return null;
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} else {
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ints.Add(rv);
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}
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} else {
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reporter.Error($"{field_name}的值“{s}”包含无效的整数");
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return null;
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}
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}
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// 按整数集合类型进行收尾检查并返回
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switch (kind) {
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case IntegerCollectionKind.Individual:
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return new IndividualInt(ints);
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case IntegerCollectionKind.Range:
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if (ints.Count != 2) {
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reporter.Error($"{field_name}的值“{s}”不是有效的整数范围表达式");
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return null;
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} else {
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return new RangedInt(ints[0], ints[1]);
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}
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default:
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return null;
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}
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}
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/// <summary>
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/// 安排课程
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