private async Task UpdateDescription(StudentEntity student)
{
if (student == null)
{
RunInUiThread(() => { this.ActiveStudentInfoVisibility = Visibility.Collapsed; });
return;
}
var now = DateTime.Now;
var missedLessons = _db.GetStudentMissedLessons(student, this.Lesson.Stream, now);
var discipline = this.Lesson?.Stream?.Discipline;
long additionalLessonsCount = discipline != null
? await _db.GetAdditionalLessonsByDiscipline(student, discipline).CountAsync()
: await _db.GetAllAdditionalLessons(student).CountAsync();
var missedLectures = missedLessons.Where
(
lessonModel => lessonModel.Lesson.LessonType == LessonType.Lecture
);
var missedPractices = missedLessons
.Where
(
lessonModel => lessonModel.Lesson.LessonType == LessonType.Practice
);
var missedLabs = missedLessons
.Where
(
lessonModel => lessonModel.Lesson.LessonType == LessonType.Laboratory
);
var loadStudentPhoto = await LoadStudentPhoto(student);
RunInUiThread(() => {
this.ActiveStudentInfoVisibility = Visibility.Visible;
this.StudentDescription = new StudentDescription {
Photo = loadStudentPhoto,
LastName = student.LastName,
FirstName = student.FirstName,
SecondName = student.SecondName,
AdditionalLessonsInfo = additionalLessonsCount == default ? "" : $"+{additionalLessonsCount}",
GroupName = string.Join(", ", student.Groups?.Select(group => group.Name) ?? new List <string>())
.Trim(),
LessonStat = string.Format(Localization["page.registration.active.student.info"],
missedLessons.Count,
missedLectures.Count(),
missedPractices.Count(),
missedLabs.Count()),
};
});
}
private void OnSelectedStreamUpdate([CanBeNull] StreamEntity stream)
{
if (stream == null)
{
this.StreamDataVisibility = Visibility.Hidden;
return;
}
this.StreamDataVisibility = Visibility.Visible;
InterpolateLocalization
(
"page.student.view.stream.course",
stream.Course?.ToString() ?? ""
);
InterpolateLocalization
(
"page.student.view.discipline.lessons",
stream.LectureCount,
stream.PracticalCount,
stream.LabCount
);
var missedLessons = _context.GetStudentMissedLessons(this.Student, stream, DateTime.Now);
var missedLectures = missedLessons.Count(model => model.Lesson.LessonType == LessonType.Lecture);
var missedPractices = missedLessons.Count(model => model.Lesson.LessonType == LessonType.Practice);
var missedLabs = missedLessons.Count(model => model.Lesson.LessonType == LessonType.Laboratory);
var total = missedLectures + missedPractices + missedLabs;
this.StudentMissedLessons = total == 0
? Localization["Нет пропущенных занятий"]
: LocalizationContainer.Interpolate
(
"page.student.view.missed.lessons",
total,
missedLectures,
missedPractices,
missedLabs
);
}
