protected void lb_studdelete_Click(object sender, EventArgs e)
{
LinkButton lb = (LinkButton)sender;
var id = int.Parse(lb.CommandArgument);
var courseToRemove = cc.CourseByID(id);
var gc = new GradesControl();
var gradesToRemove = gc.GetAllGrades().ToList().Where(x => x.CourseID == courseToRemove.Id);
foreach (var grade in gradesToRemove)
{
gc.RemoveGrade(grade);
}
var ac = new AttendanceControl();
var attendanceToRemove = ac.GetAllAttendance().ToList().Where(a => a.CourseID == courseToRemove.Id);
foreach (var attendance in attendanceToRemove)
{
ac.RemoveAttendance(attendance);
}
cc.RemoveCourse(courseToRemove);
Response.Redirect($"Course");
}
protected void btn_addCourse_Click(object sender, EventArgs e)
{
var grade = new Grades();
string param = Request.QueryString["studentID"];
if (ddl_studCourse.SelectedValue != "0")
{
var studID = int.Parse(param);
grade.Grade = ddl_studGrade.SelectedValue;
grade.Completed = chkbox_completed.Checked;
grade.CourseID = int.Parse(ddl_studCourse.SelectedValue);
grade.StudentID = studID;
var student = sc.StudentsByID(studID);
var myBool = student.Grades.FirstOrDefault(x => x.CourseID == grade.CourseID && x.StudentID == grade.StudentID) != null;
if (myBool)
{
var gc = new GradesControl();
gc.UpdateGrade(grade);
}
else
{
student.Grades.Add(grade);
sc.UpdateStudent(student);
}
}
Response.Redirect($"Course?StudentID={param}");
}
protected void LinkButton1_Click(object sender, EventArgs e)
{
LinkButton lb = (LinkButton)sender;
var id = lb.CommandArgument;
var gc = new GradesControl();
int studID = int.Parse(Request.QueryString["StudentID"]);
int courseID = int.Parse(id);
var studentGradeToRemove = gc.GradeByStudentAndCourseID(studID, courseID);
gc.RemoveGrade(studentGradeToRemove);
Response.Redirect($"Course?StudentID={studID}");
}