/// <summary>
/// Высчитывает средний балл на основании данных введённых при создании экземпляра
/// </summary>
/// <returns>Возвращает строкое представление среднего балла</returns>
public string GPA()
{
double Gpa;
Gpa = (this.PerfomanceHistory + this.PerfomanceMath + this.PerfomanceRus) / 3d;
return
(Gpa.ToString("#.##"));
}
public void ShowGpa(ListViewItem temp, Gpa g)
{
temp = new ListViewItem();
temp.Text = g.schoolyear;
temp.SubItems.Add(g.semester);
temp.SubItems.Add(g.coursename);
temp.SubItems.Add(g.credit.ToString());
temp.SubItems.Add(g.mark.ToString());
temp.SubItems.Add(g.gp.ToString());
temp.SubItems.Add(g.coursecategory);
this.show_gpa.Items.Add(temp);
}
public Gpa StudentCalculateGpa(string id, [FromBody] Gpa data)
{
var findId = GpaData.FirstOrDefault(it => it.StudentId == id.ToString());
if (data.Score >= 80)
{
data.GPA = "A";
}
else if (data.Score >= 75)
{
data.GPA = "B+";
}
else if (data.Score >= 70)
{
data.GPA = "B";
}
else if (data.Score >= 65)
{
data.GPA = "C+";
}
else if (data.Score >= 60)
{
data.GPA = "C";
}
else if (data.Score >= 55)
{
data.GPA = "D+";
}
else if (data.Score >= 50)
{
data.GPA = "D";
}
else
{
data.GPA = "F";
}
var item = new Gpa
{
GpaId = data.GpaId,
StudentId = id,
StudentName = data.StudentName,
SubjectId = data.SubjectId,
SubjectName = data.SubjectName,
Score = data.Score,
GPA = data.GPA
};
GpaData.Remove(findId);
GpaData.Add(item);
return(item);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (Institution != null ? Institution.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (Area != null ? Area.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (StudyType != null ? StudyType.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (Gpa != null ? Gpa.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (Courses != null ? Courses.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ Start.GetHashCode();
hashCode = (hashCode * 397) ^ End.GetHashCode();
return(hashCode);
}
}
public override int GetHashCode()
{
int result = 1;
result = (result * 397) ^ (AccumulatedCreditUnits != null ? AccumulatedCreditUnits.GetHashCode() : 0);
result = (result * 397) ^ (Cgpa != null ? Cgpa.GetHashCode() : 0);
result = (result * 397) ^ (Gpa != null ? Gpa.GetHashCode() : 0);
result = (result * 397) ^ Id.GetHashCode();
result = (result * 397) ^ (RegistrationApprovalDateTime != null ? RegistrationApprovalDateTime.GetHashCode() : 0);
result = (result * 397) ^ RegistrationDateTime.GetHashCode();
result = (result * 397) ^ (SemesterCreditUnits != null ? SemesterCreditUnits.GetHashCode() : 0);
result = (result * 397) ^ (StudentRemark != null ? StudentRemark.GetHashCode() : 0);
result = (result * 397) ^ (StudentStatus != null ? StudentStatus.GetHashCode() : 0);
return(result);
}
public Gpa StudentAddSubject([FromBody] Gpa data)
{
var id = Guid.NewGuid().ToString();
var item = new Gpa
{
GpaId = id,
StudentId = data.StudentId,
StudentName = data.StudentName,
SubjectId = data.SubjectId,
SubjectName = data.SubjectName,
};
GpaData.Add(item);
return(item);
}
public Gpa StudentEditSubject(string id, [FromBody] Gpa data)
{
var findId = GpaData.FirstOrDefault(it => it.StudentId == id.ToString());
var item = new Gpa
{
GpaId = data.GpaId,
StudentId = id,
StudentName = data.StudentName,
SubjectId = data.SubjectId,
SubjectName = data.SubjectName,
};
GpaData.Remove(findId);
GpaData.Add(item);
return(item);
}
