public bool addconstraint(constraints addthis)
{
SqlConnection con = new SqlConnection(constring);
SqlCommand newcommand = new SqlCommand("INSERT INTO dbo.Constraints (StartTime,EndTime,Day,CourseID,LecturerID,Lecture_type,ClassID,CourseName,LecturerName,Year,Semester) VALUES (@StartTime,@EndTime,@Day,@CourseID,@LecturerID,@Lecture_type,@ClassID,@CourseName,@LecturerName,@Year,@Semester)", con);
newcommand.Parameters.Add("@StartTime", addthis.getStart());
newcommand.Parameters.Add("@EndTime", addthis.getEnd());
newcommand.Parameters.Add("@Day", addthis.getday());
newcommand.Parameters.Add("@CourseID", addthis.getcourseid());
newcommand.Parameters.Add("@LecturerID", addthis.getlecturerid());
newcommand.Parameters.Add("@Lecture_type", addthis.gettype());
newcommand.Parameters.Add("@ClassID", addthis.getclassroom());
newcommand.Parameters.Add("@CourseName", addthis.getcoursename());
newcommand.Parameters.Add("@LecturerName", addthis.getlecturer());
newcommand.Parameters.Add("@Year", addthis.getyear());
newcommand.Parameters.Add("@Semester", addthis.getsemester());
con.Open();
if (con.State == System.Data.ConnectionState.Open)
{
newcommand.ExecuteNonQuery();
con.Close();
return(true);
}
return(false);
}
private String make_the_letter()
{
String Letter = "\tSubject:\n\n" + make_the_subject() + "\n\n\n\tLetter: "
+ "\n\nSender: " + sending_constraint.getlecturer()
+ "\nSender`s ID: " + sending_constraint.getlecturerid()
+ "\nConstrant`s ID: " + sending_constraint.get_id()
+ "\nCourse`s name: " + sending_constraint.getcoursename()
+ "\nCourse`s ID: " + sending_constraint.getcourseid()
+ "\nYear: " + sending_constraint.getyear()
+ "\nSemester: " + sending_constraint.getsemester()
+ "\nClassroom: " + sending_constraint.getclassroom();
if (FreeText.Text == String.Empty)
{
Letter += "\n\n\n\t***No attached message***";
}
else
{
Letter += "\n\n\n\tAttached message: \n\n" + FreeText.Text;
}
return(Letter);
}
private void chosen_event_form_Load(object sender, EventArgs e)
{
this.constCourse.Text = this.recived.getcoursename();
this.Constclassroom.Text = this.recived.getclassroom();
this.constDay.Text = this.recived.getday().ToString();
this.Conststart.Text = this.recived.getStart().ToString() + ":00";
this.Constend.Text = this.recived.getEnd().ToString() + ":00";
this.constID.Text = this.recived.get_id().ToString();
this.constType.Text = this.recived.gettype();
allconstraints = constraints.getallconstraints();
Teachers = newconnection.get_un_by_course(recived.getcoursename());
permissions = newconnection.get_permissions_by_un(Teachers);
int ocupied;
if (this.recived.gettype() == "Lecture")
{
for (int i = 0; i < Teachers.Count; i++)
{
ocupied = 0;
if (Convert.ToInt32(permissions[i]) > 2)
{
for (int j = 0; j < allconstraints.Count; j++)
{
if ((allconstraints[j].getlecturer() == Teachers[i]) && recived.getday() == allconstraints[j].getday())
{
if ((allconstraints[j].getStart() == recived.getStart() ||
(recived.getStart() < allconstraints[j].getStart() && recived.getEnd() > allconstraints[j].getStart()) ||
recived.getStart() < allconstraints[j].getEnd() && recived.getEnd() >= allconstraints[j].getEnd()))
{
ocupied = 1; break;
}
}
}
if (ocupied > 0)
{
continue;
}
Teacherscombox.Items.Add(Teachers[i]);
}
}
}
else
{
for (int i = 0; i < Teachers.Count; i++)
{
ocupied = 0;
if (Convert.ToInt32(permissions[i]) >= 2)
{
for (int j = 0; j < allconstraints.Count; j++)
{
if ((allconstraints[j].getlecturer() == Teachers[i]) && recived.getday() == allconstraints[j].getday())
{
if ((allconstraints[j].getStart() == recived.getStart() ||
(recived.getStart() < allconstraints[j].getStart() && recived.getEnd() > allconstraints[j].getStart()) ||
recived.getStart() < allconstraints[j].getEnd() && recived.getEnd() >= allconstraints[j].getEnd()))
{
ocupied = 1; break;
}
}
}
if (ocupied > 0)
{
continue;
}
Teacherscombox.Items.Add(Teachers[i]);
}
}
}
student_count.Text = recived.get_students_count().ToString();
}
public Teacher_movecon_request(object input_constraint)
{
InitializeComponent();
sending_constraint = input_constraint as constraints;
Sender_name_label.Text = "Username: "******"\nID: " + sending_constraint.getlecturerid();
Subject_fixed_text.Text = "ID: " + sending_constraint.get_id() + "\nCourse ID: " + sending_constraint.getcourseid() + "\nCourse Name: " + sending_constraint.getcoursename()
+ "\nClass: " + sending_constraint.getclassroom();
}
