private void DeleteSemesterDiscipline(EducationPlan educationPlan, SemesterDiscipline semesterDiscipline)
{
if (IsSelectedSemesterDiscipline(semesterDiscipline))
{
EducationProcessContext context = new EducationProcessContext();
EducationPlanSemesterDiscipline educationPlanSemesterDiscipline =
context.EducationPlanSemesterDisciplines
.First(x => x.EducationPlanId == educationPlan.EducationPlanId &&
x.SemesterDisciplineId == semesterDiscipline.SemesterDisciplineId);
context.EducationPlanSemesterDisciplines.Remove(educationPlanSemesterDiscipline);
EducationPlanSemesterDiscipline?otherEducationPlanSemesterDiscipline =
context.EducationPlanSemesterDisciplines
.FirstOrDefault(x => x.SemesterDisciplineId == semesterDiscipline.SemesterDisciplineId &&
x.EducationPlanId != educationPlan.EducationPlanId);
if (otherEducationPlanSemesterDiscipline == null)
{
context.EducationPlans.Remove(educationPlan);
}
context.SaveChanges();
RefreshSemesterDisciplines(educationPlan);
}
}
private void AddNewSemesterDiscipline(EducationPlan educationPlan, SemesterDiscipline semesterDiscipline)
{
EducationProcessContext context = new EducationProcessContext();
context.SemesterDisciplines.Add(semesterDiscipline);
context.SaveChanges();
EducationPlanSemesterDiscipline educationPlanSemesterDiscipline = new EducationPlanSemesterDiscipline()
{
EducationPlanId = educationPlan.EducationPlanId,
SemesterDisciplineId = semesterDiscipline.SemesterDisciplineId
};
context.EducationPlanSemesterDisciplines.Add(educationPlanSemesterDiscipline);
context.SaveChanges();
}
private void CopySemesterDisciplines(EducationPlan educationPlan, EducationPlan copyingEducationPlan)
{
EducationProcessContext context = new EducationProcessContext();
EducationPlanSemesterDiscipline[] copyingSemesterDisciplines = context.EducationPlanSemesterDisciplines
.Where(x => x.EducationPlanId == copyingEducationPlan.EducationPlanId)
.AsNoTracking()
.ToArray();
foreach (var copyingSemesterDiscipline in copyingSemesterDisciplines)
{
EducationPlanSemesterDiscipline educationPlanSemesterDiscipline =
new EducationPlanSemesterDiscipline()
{
EducationPlanId = educationPlan.EducationPlanId,
SemesterDisciplineId = copyingSemesterDiscipline.SemesterDisciplineId
};
context.EducationPlanSemesterDisciplines.Add(educationPlanSemesterDiscipline);
}
context.SaveChanges();
}