public void EditByIndex(int index)
{
int day;
int month;
int year;
char choice = 'a';
Io.PrintPropertyList();
choice = Io.InputChar();
switch (choice)
{
case '1':
Console.Write("Last name: ");
Students[index].LastName = Io.InputName();
break;
case '2':
Console.Write("First name: ");
Students[index].FirstName = Io.InputName();
break;
case '3':
Console.Write("Patronymic: ");
Students[index].Patronymic = Io.InputName();
break;
case '4':
Console.Write("BirthDay: ");
day = Io.InputInt();
Console.Write("BirthMonth: ");
month = Io.InputInt();
Console.Write("BirthYear: ");
year = Io.InputInt();
Students[index].BirthDate = new DateTime(year, month, day);
break;
case '5':
Console.Write("EnterDay: ");
day = Io.InputInt();
Console.Write("EnterMonth: ");
month = Io.InputInt();
Console.Write("EnterYear: ");
year = Io.InputInt();
Students[index].EnterDate = new DateTime(year, month, day);
break;
case '6':
Console.Write("Group index: ");
Students[index].GroupIndex = Io.InputChar();
break;
case '7':
Console.Write("Faculty: ");
Students[index].Faculty = Io.InputName();
break;
case '8':
Console.Write("Specialization: ");
Students[index].Specialization = Io.InputName();
break;
case '9':
Console.Write("Performance: ");
Students[index].Performance = Io.InputDouble();
break;
}
}
public static void Start()
{
const string path = @"C:\Users\Дмитрий Соколенко\source\repos\DotNet\sokolenko05DN\file.txt";
const string xmlPath = @"C:\Users\Дмитрий Соколенко\source\repos\DotNet\sokolenko05DN\file.xml";
var pigsty = new StudentContainer();
char choice = 'a';
int intChoice;
string strChoice = "";
Console.WriteLine("Hello World! Our copany introduces the next level of data base - AllBase");
Console.WriteLine("The array of Student object is created, my lord.");
Io.ReadStContainerFromFile(path, pigsty);
while (choice != '0')
{
PrintMenu();
Console.Write("Make a choice: ");
choice = Io.InputChar();
switch (choice)
{
case '1':
PrintOptions();
Console.WriteLine("3 - All students");
Console.Write("Make a choice: ");
intChoice = Io.InputInt();
if (intChoice != 3)
{
Console.WriteLine("Enter criteria: ");
strChoice = Console.ReadLine();
Io.ShowContainer(StudentContainer.Search(strChoice, pigsty, intChoice));
}
else
{
Io.ShowContainer(pigsty);
}
break;
case '2':
pigsty.AddStudent(Io.InputStudent());
break;
case '3':
if (pigsty.Size() > 0)
{
Console.Write("Input the index: ");
pigsty.DeleteStudent(Io.InputInt());
}
else
{
Console.Write("Container is empty");
}
break;
case '4':
if (pigsty.Size() > 0)
{
Console.Write("Input the index: ");
pigsty.ShowByIndex(Io.InputInt());
}
else
{
Console.Write("Container is empty");
}
break;
case '5':
if (pigsty.Size() > 0)
{
Console.Write("Input the index: ");
pigsty.EditByIndex(Io.InputInt());
}
else
{
Console.Write("Container is empty");
}
break;
case '6':
PrintOptions();
Console.Write("Make a choice: ");
intChoice = Io.InputInt();
Console.WriteLine("Enter criteria: ");
strChoice = Console.ReadLine();
pigsty.DeleteStudents(StudentContainer.Search(strChoice, pigsty, intChoice));
break;
case '7':
PrintMathematicOptions();
Console.Write("Make a choice: ");
intChoice = Io.InputInt();
StudentContainerProcessing.Del del = null;
switch (intChoice)
{
case 0:
{
del = StudentContainerProcessing.CalculateAverageAge;
break;
}
case 1:
{
del = StudentContainerProcessing.CalculateAverageAcademicPerformance;
break;
}
}
PrintOptions();
Console.Write("Make a choice: ");
intChoice = Io.InputInt();
Console.WriteLine("Enter criteria: ");
strChoice = Console.ReadLine();
Console.WriteLine(del?.Invoke(StudentContainer.Search(strChoice, pigsty, intChoice)));
break;
case '8':
Serialization.SaveCollectionInXML(pigsty, xmlPath);
break;
case '9':
pigsty = Serialization.LoadCollectionFromXML(xmlPath);
break;
}
}
Io.WriteStContainerToFile(path, pigsty);
}