static void Main(string[] args)
{
var def = new Classlist();
var UI = new UI();
UI.run(def);
Console.ReadKey();
}
private void AllAssignmentAverage(Classlist classlist)
{
var assignments = classlist.students[0].GetAllAssignments().ToArray();
Console.WriteLine();
foreach (Assignment assignment in assignments)
{
float average = Classlist.GetClassAverageByAssignmentName(classlist.students, assignment.Name);
Console.WriteLine($"{assignment.Name} {average:F}");
}
}
private void AllStudentAverageDesc(Classlist classlist)
{
int len = classlist.students.Length;
Student[] students = new Student[len];
classlist.students.CopyTo(students, 0);
Array.Sort(students, delegate(Student a, Student b)
{
return((int)(Student.GetStudentAverage(b) - Student.GetStudentAverage(a)));
});
PrintStudents(students);
}
private void AddAssignmment(Classlist classlist)
{
Console.WriteLine("Enter assignment name: ");
var assignmentName = Console.ReadLine().Trim();
while (assignmentName.Length == 0)
{
Console.WriteLine("\nAssignment name can not be empty, try again: ");
assignmentName = Console.ReadLine().Trim();
}
Classlist.AddNewAssignment(classlist.students, assignmentName);
}
private void SpecificAssignmentAverage(Classlist classlist)
{
Console.Write("\nEnter assignment name: ");
string assignment = Console.ReadLine().Trim();
float average = Classlist.GetClassAverageByAssignmentName(classlist.students, assignment);
if (average >= 0)
{
Console.WriteLine($"\nClass average for assignment {assignment} is {average:F}");
}
else
{
Console.WriteLine($"{assignment} does not exist\n");
}
}
private void SpecificStudentAverage(Classlist classlist)
{
Console.Write("\nEnter student name: ");
string name = Console.ReadLine().Trim();
Student student = Classlist.GetStudentByName(classlist.students, name);
if (student != null)
{
Console.WriteLine($"\n{name} average is: {Student.GetStudentAverage(student):F}");
}
else
{
Console.WriteLine($"{name} does not exist\n");
}
}
public void run(Classlist classlist)
{
int options = 0;
while (options != -1)
{
Console.WriteLine("\n1: Print all assignment averages");
Console.WriteLine("2: Print all student averages");
Console.WriteLine("3: Print all student averages descending");
Console.WriteLine("4: Print class average");
Console.WriteLine("5: Print specific assignment average");
Console.WriteLine("6: Print specific student average");
Console.WriteLine("7: Create new class list");
Console.WriteLine("8: Add assignment");
Console.WriteLine("-1: Exit\n");
try
{
options = Int32.Parse(Console.ReadLine().Trim());
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
switch (options)
{
case 1:
AllAssignmentAverage(classlist);
break;
case 2:
AllStudentAverage(classlist);
break;
case 3:
AllStudentAverageDesc(classlist);
break;
case 4:
ClassAverage(classlist);
break;
case 5:
SpecificAssignmentAverage(classlist);
break;
case 6:
SpecificStudentAverage(classlist);
break;
case 7:
classlist = NewClasslist();
break;
case 8:
AddAssignmment(classlist);
break;
}
}
}
private void ClassAverage(Classlist classlist)
{
var average = Classlist.GetClassAverage(classlist.students);
Console.WriteLine($"\nClass average is {average:F}");
}
private void AllStudentAverage(Classlist classlist)
{
PrintStudents(classlist.students);
}
private Classlist NewClasslist()
{
var classlist = Classlist.CreateNewClassList();
return(new Classlist(classlist));
}
