private List <StudentLessonEntity> GetExternalLessons([NotNull] StudentEntity student)
 {
     if (SelectedGroup == default)
     {
         return(_context.GetAllAdditionalLessons(student).ToList());
     }
     return(_context.GetAdditionalLessonsByGroup(student, SelectedGroup).ToList());
 }
Exemple #2
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        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()),
                };
            });
        }