public static void Start()
{
var pigsty = new StudentContainer();
const string fileName = @"C:\Users\Дмитрий Соколенко\source\repos\DotNet\sokolenko05DN\file.txt";
pigsty = FilesIO.ReadList(fileName);
const string fileNameXml = @"C:\Users\Дмитрий Соколенко\source\repos\DotNet\sokolenko05DN\file.xml";
while (true)
{
PrintMainMenu();
int choice;
try
{
choice = Io.EnterInt("choice");
switch (choice)
{
case 1:
{
PrintStudents();
int printChoice = Io.EnterInt("printChoice");
switch (printChoice)
{
case 0:
{
Io.PrintStudents(pigsty);
break;
}
case 1:
{
Io.PrintStudents(StudentContainerProcessing.Search(Io.EnterString("group"), pigsty, printChoice - 1));
break;
}
case 2:
{
Io.PrintStudents(StudentContainerProcessing.Search(Io.EnterString("specialty"), pigsty, printChoice - 1));
break;
}
case 3:
{
Io.PrintStudents(StudentContainerProcessing.Search(Io.EnterString("faculty"), pigsty, printChoice - 1));
break;
}
}
break;
}
case 2:
{
pigsty.AddStudent(CreateStudent());
break;
}
case 3:
{
Io.PrintStudents(pigsty);
pigsty.DeleteStudentByIndex(Io.EnterInt("index") - 1);
break;
}
case 4:
{
var index = GetIndex(pigsty);
var student = pigsty.GetStudent(index);
Console.WriteLine(student.ToString());
int edit = Io.EnterInt("1 if you want to edit");
if (edit == 1)
{
student = CreateStudent();
pigsty.SetStudent(index, student);
}
break;
}
case 5:
{
RemoveStudents();
int deleteChoice = Io.EnterInt("deleteChoice");
pigsty = StudentContainerProcessing.RemoveStudents(pigsty, StudentContainerProcessing.Search(Io.EnterString("choice"), pigsty, deleteChoice));
break;
}
case 6:
{
AvgCalculateOperations();
int avgOperations = Io.EnterInt("avgChoice");;
StudentContainerProcessing.Del del = null;
switch (avgOperations)
{
case 0:
{
del = StudentContainerProcessing.CalculateAverageAge;
break;
}
case 1:
{
del = StudentContainerProcessing.CalculateAverageAcademicPerformance;
break;
}
}
RemoveStudents();
int searchChoice = Io.EnterInt("searchChoice");
Console.WriteLine(del?.Invoke(StudentContainerProcessing.Search(Io.EnterString("choice"), pigsty, searchChoice)));
break;
}
case 7:
{
FilesIO.SaveCollectionInXML(pigsty, fileNameXml);
break;
}
case 8:
{
pigsty = FilesIO.LoadCollectionFromXML(fileNameXml);
break;
}
case 0:
{
FilesIO.WriteList(pigsty, fileName);
return;
}
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}
public static string GetStudentGroup(string faculty, string groupIndex)
{
var sb = new StringBuilder(Io.AbbreviationFrom(faculty)).Append("-").Append(groupIndex);
return(sb.ToString());
}
private static int GetIndex(StudentContainer studentArray)
{
Io.PrintStudents(studentArray);
return(Io.EnterInt("index") - 1);
}