2015_OOP_Features_Program

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace World1
{
    class Program
    {
        static void Main(string[] args)
        {
            // Days days = Days.Fr;
            Console.WriteLine("My PI = {0}", Person.PI);
            Console.WriteLine("Only for read = {0}", Person.onlyRead);

            // int counter = 0;
            Person person1 = new Person("Stoyan", 51);
            // person1.Name = "Stoyan";
            // person1.Age = 51;
            // counter++;

            Person person2 = new Person(20, "Mario", "Bobi", "Kristian", "Stoyan", "Anton");
            // person2.Name = "Mario";
            // person2.Age = 20;
            // counter++;

            Person person3 = new Person();
            // counter++;

            IncreasPopulation();

            person1.IntroduceYourSelf();
            person2.IntroduceYourSelf();
            person3.IntroduceYourSelf();

            Person.Nationality = "German";

            person1.IntroduceYourSelf();
            person2.IntroduceYourSelf();
            person3.IntroduceYourSelf();

            // Console.WriteLine("The population of my kingdom is {0}", counter);

            Console.WriteLine("The population of my kingdom is {0}", Person.Counter);

            Console.WriteLine("National Income = {0}", Person.GetNationalIncome());

            Person student1 = new Student("Kircho", 25, "4314324234");
            student1.IntroduceYourSelf();

            Student student2 = new Student();

            Athlete athlete1 = new Athlete("Krisi", 25, "box");
            athlete1.IntroduceYourSelf();

            Executor exec = new Executor(student1);
            exec.MakeHimSpeak();

            Console.WriteLine(student1); // .ToString()


            /*
            Console.WriteLine("My name is {0}! I am {1} years old! My balance is {2}",
                person1.Name, person1.Age, person1.Balance);

            Console.WriteLine("My name is {0}! I am {1} years old!",
                person2.Name, person2.Age);

            Console.WriteLine("My name is {0}! I am {1} years old!",
                person3.Name, person3.Age);
            */

            Console.WriteLine(Days.Fr);
            Console.WriteLine((int)Days.Fr);
            Console.WriteLine(Days.Fr is Days);

            Manager<Student> man1 = new Manager<Student>();
            man1.AddEntity(student2);
            man1.AddEntity(student2);
            man1.AddEntity(student2);
            man1.RemoveEntity();
            man1.RemoveEntity();
            Console.WriteLine(man1.GetNumberOfEntities());

            Console.WriteLine("=========================================");

            var autoPerson1 = new AutoPerson { Name = "Stoyan", Age = 51};
            // autoPerson1.Name = "Stoyan";
            // autoPerson1.Age = 51;

            Console.WriteLine("Atoperson Name = {0} Age = {1}",
                autoPerson1.Name, autoPerson1.Age);

            var name = "Stoyan";
            var age = 51;

            Console.WriteLine("Name = {0} Age = {1}", name, age);

            // List<AutoPerson> people = new List<AutoPerson>();
            // people.Add(autoPerson1);
            // AutoPerson autoperson2 = new AutoPerson();
            // people.Add(autoPerson2);

            List<AutoPerson> people = new List<AutoPerson>() {
                new AutoPerson { Name = "Scott", Age = 43 }, // read only properties
                new AutoPerson { Name = "Susan", Age = 15 },
                new AutoPerson { Name = "Ivan", Age = 16 },
                new AutoPerson { Name = "Peter", Age = 16 }
            };

            foreach (AutoPerson person in people)
            {
                Console.WriteLine(person.Name);
            }

            var anonymousPerson = new { Name = "Marion", Age = 19, Gender = "female" };
            var anonymousArray = new[] { new { Name = "Stoyan", Age = 51 }, new { Name = "Stoyan", Age = 34 } }; // new { Type = "Product1", Price = 34.56}

            // anonymousPerson.Name = "NotPossible Only for reading";

            DelegateTest delegateTest = new DelegateTest();
            DelegateTest.Test();

            person1.onIntroduce = OnIntroduce;
            // person1.onIntroduce = OnIntroduce;
            person1.IntroduceYourSelf();

            string myEmail = "[email protected]";
            Console.WriteLine("This is a valid e-mail {0}", myEmail.IsValidEmailAddress());

            // IEnumerable
            var result = from p in people
                         where p.Name.StartsWith("S")
                         orderby p.Age descending
                         select new { p.Name, p.Age, sex = 2 };

            foreach (var personI in result)
            {
                Console.WriteLine("Found {0} {1}", personI.Name, personI.Age);
            }

        }

        private static void IncreasPopulation()
        {
            Person person1 = new Person("Petko", 15);
        }
        public enum Days
        {
            Mo, Tu, We, Th, Fr = 1400, Sa, Su
        }

        private static void OnIntroduce(string message)
        {
            Console.WriteLine("===== Hahahah This guy {0} again introduced him self", message);
        }

    }
}