static void Main()
{
Student st1 = new Student("Zlatin", "Dimitrov", 23, 727306, "323/3223213", "*****@*****.**", new List <int> {
5
}, new Group(2, Departments.History));
Student st4 = new Student("Ivan", "Petrov", 44, 332106, "434/3243243", "*****@*****.**", new List <int> {
6, 6, 5
}, new Group(2, Departments.History));
Student st2 = new Student("Pesho", "Petrov", 19, 555444, "02/975232323", "*****@*****.**", new List <int> {
4, 3
}, new Group(4, Departments.Matematics));
Student st3 = new Student("Borislav", "Angelov", 25, 666333, "02/955343434", "*****@*****.**", new List <int> {
5, 6
}, new Group(3, Departments.Science));
Student st5 = new Student("Georgi", "Ivanov", 24, 635906, "02/977498322", "*****@*****.**", new List <int> {
6, 6
}, new Group(4, Departments.Matematics));
List <Student> students = new List <Student>();
students.Add(st1);
students.Add(st2);
students.Add(st3);
students.Add(st4);
students.Add(st5);
var newList = Student.FindAlphabeticOrder(students);
Console.WriteLine("students whose first name is before its last name alphabetically.");
Console.WriteLine("-----------------------------------------------------------------");
foreach (var student in newList)
{
Console.WriteLine(student.ToString());
}
Console.WriteLine("============================================");
var ageRange = Student.AgeRange(students);
Console.WriteLine("Student who are between 18 and 24 years old.");
Console.WriteLine("--------------------------------------------");
foreach (var item in ageRange)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("===============================================================================");
var orderedListOfStudentDescending = StudentsOrder.OrderTheStudents(students);
Console.WriteLine("The student are now orderd by first name then by last name in descending order.");
Console.WriteLine("-------------------------------------------------------------------------------");
foreach (var item in orderedListOfStudentDescending)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("=======================================");
//Create a List<Student> with sample students. Select only the students that are from group number 2.
Console.WriteLine("The student in the Group with number 2.");
Console.WriteLine("---------------------------------------");
var groupTwo = students.Where(st => st.GroupNumber == 2);
foreach (var item in groupTwo)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("=====================================================================");
var orderGroupTwo =
from st in groupTwo
orderby(st.FirstName)
select st;
Console.WriteLine("The group with number 2 is now ordered by first name of the students.");
Console.WriteLine("---------------------------------------------------------------------");
foreach (var item in orderGroupTwo)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("=============================================");
var grouped = StudentsOrder.ShowStudentsByGroupNumber(students, 4);
Console.WriteLine("Group by group number using extension method.");
Console.WriteLine("---------------------------------------------");
foreach (var item in grouped)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("=========================================================");
Console.WriteLine("Group by group number then by first name using ex method.");
Console.WriteLine("---------------------------------------------------------");
grouped = StudentsOrder.OrderStudentsByGroupNumber(students, 4);
foreach (var item in grouped)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("======================================================");
Console.WriteLine("Extract student with email in abv.bg or onather one...");
Console.WriteLine("------------------------------------------------------");
var byMail = StudentsOrder.ExtractStudentByDomain(students, "abv.bg");
foreach (var item in byMail)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("====================================================");
Console.WriteLine("Select the student with Phone number in Sofia \"02\"");
Console.WriteLine("----------------------------------------------------");
var byPhoneCode = StudentsOrder.ExtraxtByCityPhoneCode(students, "02");
foreach (var item in byPhoneCode)
{
Console.WriteLine(item.ToString());
}
Console.WriteLine("========================================");
Console.WriteLine("Extract student with mark excellent (6) ");
Console.WriteLine("----------------------------------------");
var excellents = (
from st in students
where st.Marks.Contains(6)
select new
{
FullName = st.FirstName + " " + st.LastName,
Marks = st.Marks
}).ToList();
excellents.ForEach(st => Console.WriteLine("{0} - {1}", st.FullName, string.Join(", ", st.Marks)));
Console.WriteLine("========================");
Console.WriteLine("Students with two marks.");
Console.WriteLine("------------------------");
var twoMarks = (
from st in students
where st.Marks.Count == 2
select new
{
FullName = st.FirstName + " " + st.LastName,
Marks = st.Marks
}).ToList();
twoMarks.ForEach(st => Console.WriteLine("{0} - {1}", st.FullName, string.Join(", ", st.Marks)));
Console.WriteLine("========================================================");
Console.WriteLine("Extract all Marks of the students that enrolled in 2006.");
Console.WriteLine("--------------------------------------------------------");
var marksIn2006 = (
from st in students
where (st.FN / 10) % 10 == 0 && st.FN % 10 == 6
select new
{
FullName = st.FirstName + " " + st.LastName,
Marks = st.Marks
}).ToList();
marksIn2006.ForEach(st => Console.WriteLine("{0} - {1}", st.FullName, string.Join(", ", st.Marks)));
//Console.WriteLine("=========================gr");
//var grouedByGroupNumber = (
// from st in students
// orderby st.Group.GroupNumber
// group st by st.Group.GroupNumber
// into groups
// select new
// {
// Group = groups.Key,
// Students = groups.ToList()
// })
// .ToList();
}
