public void TimesToInsertToCourses(int studentID, Check_ID check_ID, DataClasses1DataContext db) // Λίστα με τυς αριθμούς των μαθημάτων που θέλουμε να εγγραφούμε
{
Course course = new Course();
int count = 1;
int limitNumberOfCourses = check_ID.AvailableNumberOfCourses(studentID, db);
if (limitNumberOfCourses > 0)
{
Console.WriteLine($"\n\tNumber Of available course/s for register {check_ID.AvailableNumberOfCourses(studentID, db)}!");
int numberTocourses = GetNumberToInsertToCourses();
while (numberTocourses > limitNumberOfCourses)
{
Console.WriteLine("\n\tΥou have overtaken the limit of Courses!!!");
Console.Write($"\tEnter again a number of courses between 1-{limitNumberOfCourses}: ");
numberTocourses = GetNumberToInsertToCourses();
}
int courseID = course.GetCourseIDFromStudentID(studentID, db);
var listNumbersOfcoursesID = new List <int>();
while (count <= numberTocourses)
{
courseID = check_ID.GetTrueCourseID(studentID, courseID, db); // Έγκυρο COURSE ID
check_ID.CheckAvailableCoursesID(listNumbersOfcoursesID, check_ID, studentID, courseID, db);
count += 1;
Console.WriteLine("\tEnrolled successfully");
}
}
else
{
Console.WriteLine("\n\tΥou have completed the courses limit!!!");
}
}
public void CheckAvailableCoursesID(List <int> listNumbersOfCourses, Check_ID check_ID, int studentID, int courseID, DataClasses1DataContext db)
{
StudentPerCourse studentPerCourse = new StudentPerCourse();
STUDENT_PER_COURSE sTudentPerCourse = new STUDENT_PER_COURSE();
bool thisCourseIDExist = GetAvailableCoursesIdForThisStudentFromDB(studentID, courseID, db);
while (thisCourseIDExist)
{
Console.WriteLine("\tΥou are enrolled in this course!");
courseID = check_ID.GetTrueCourseID(studentID, courseID, db); // Έγκυρο COURSE ID
thisCourseIDExist = GetAvailableCoursesIdForThisStudentFromDB(studentID, courseID, db);
}
studentPerCourse.AddStudentsToCourses(studentID, courseID, sTudentPerCourse, check_ID, db);
listNumbersOfCourses.Add(courseID);
}
