biss
f0f59419d5
普通“添加排课”新增“理论课 / 实验课”类型。 自动排课会分别补足理论学时和实验学时。 实验课只能安排到实验室、实训室、机房、语音室等场地。 发布课表时分别校验理论、实验学时；任一未排足都不能发布。 普通课表及 Excel 导出会标注“实验课”。 历史排课保持不变，迁移后默认识别为理论课；后续新建或修订版本时再补充实验课。
101 lines
3.5 KiB
C#
101 lines
3.5 KiB
C#
using Jiaowu.Api.Domain.Academic;
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namespace Jiaowu.Api.Infrastructure.Teaching;
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public static class TeachingTaskHours
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{
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public static int Calculate(int startWeek, int endWeek, int weeklyHours) =>
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endWeek < startWeek ? 0 : (endWeek - startWeek + 1) * weeklyHours;
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public static int RegularScheduleHours(Course course) =>
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RegularScheduleHours(course.TotalHours, course.PracticeHours);
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public static int RegularScheduleHours(int totalHours, int practiceHours) =>
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Math.Max(0, totalHours - practiceHours);
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public static int TargetHours(
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Course course,
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TeachingTaskSchedulingMode schedulingMode) =>
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course.TotalHours;
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public static int TargetHours(Course course, ScheduleEntryKind kind) =>
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kind == ScheduleEntryKind.Experiment
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? Math.Max(0, course.PracticeHours)
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: RegularScheduleHours(course);
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public static int ScheduledHours(ScheduleEntry entry) =>
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ScheduledHours(
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entry.StartWeek,
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entry.EndWeek,
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entry.WeekPattern,
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entry.PeriodCount);
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public static int ScheduledHours(
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int startWeek,
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int endWeek,
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WeekPattern weekPattern,
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int periodCount)
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{
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if (endWeek < startWeek || periodCount <= 0) return 0;
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var occurrences = Enumerable.Range(startWeek, endWeek - startWeek + 1)
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.Count(week =>
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weekPattern == WeekPattern.All ||
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weekPattern == WeekPattern.Odd && week % 2 == 1 ||
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weekPattern == WeekPattern.Even && week % 2 == 0);
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return occurrences * periodCount;
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}
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public static bool TryResolveRegularWeeklyHours(
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Course course,
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int startWeek,
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int endWeek,
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out int weeklyHours) =>
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TryResolveRegularWeeklyHours(
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course.TotalHours,
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course.PracticeHours,
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startWeek,
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endWeek,
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out weeklyHours);
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public static bool TryResolveRegularWeeklyHours(
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int totalHours,
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int practiceHours,
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int startWeek,
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int endWeek,
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out int weeklyHours)
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{
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weeklyHours = 0;
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var weekCount = endWeek - startWeek + 1;
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var regularHours = RegularScheduleHours(totalHours, practiceHours);
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if (weekCount <= 0 || regularHours % weekCount != 0) return false;
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weeklyHours = regularHours / weekCount;
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return true;
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}
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public static string? Validate(
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Course course,
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int startWeek,
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int endWeek,
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int weeklyHours,
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TeachingTaskSchedulingMode schedulingMode =
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TeachingTaskSchedulingMode.Standard)
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{
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var plannedHours = Calculate(startWeek, endWeek, weeklyHours);
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var targetHours = TargetHours(course, schedulingMode);
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if (plannedHours == targetHours) return null;
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if (schedulingMode == TeachingTaskSchedulingMode.Standard)
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{
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return $"课程“{course.Name}”总学时为 {course.TotalHours}，其中实践学时 " +
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$"{course.PracticeHours}；理论课和实验课均应进入课表。当前第 " +
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$"{startWeek}—{endWeek} 周、每周 {weeklyHours} 学时，共 " +
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$"{plannedHours} 学时。请调整授课周次或周学时。";
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}
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return $"课程“{course.Name}”总学时为 {course.TotalHours}；当前第 " +
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$"{startWeek}—{endWeek} 周、每周 {weeklyHours} 学时，共 " +
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$"{plannedHours} 学时。请调整授课周次或周学时。";
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}
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}
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