clearing code

TicketSystem/Order.cs

@@ -6,52 +6,26 @@ namespace TicketSystem
 {
     public class Order
     {
-        private List<Ticket> tickets;
-        private int price;
-        public int Price => price;
-        
-        public Order()
-        {
-            tickets = new List<Ticket>();
-            price = 0;
-        }
         
+        /// <summary>
+        /// Add the given ticket to the order
+        /// </summary>
         public void AddTicket(Ticket ticket)
         {
-            tickets.Add(ticket);
-            price += ticket.price;
         }
 
+        /// <summary>
+        /// Add the correct ticket based on its type to the order
+        /// </summary>
         public void AddTicket(TicketType type)
         {
-            Ticket t;
-            switch (type)
-            {
-                case TicketType.Child:
-                    t = new Child();
-                    tickets.Add(t);
-                    price += t.price;
-                    break;
-                case TicketType.Student:
-                    t = new Student();
-                    tickets.Add(t);
-                    price += t.price;
-                    break;
-                case TicketType.Adult:
-                    t = new Adult();
-                    tickets.Add(t);
-                    price += t.price;
-                    break;
-            }
         }
-
+        
+        /// <summary>
+        /// Change the price to have the reduction on it
+        /// </summary>
         public void ApplyReduction()
         {
-            price = 0;
-            foreach (var ticket in tickets)
-            {
-                price += ticket.PriceWithReduction();
-            }
         }
     }
 }

TicketSystem/Tickets/Adult.cs

@@ -1,17 +1,7 @@
 namespace TicketSystem.Tickets
 {
-    public class Adult: Ticket
+    public class Adult
     {
-        public int price { get; }
+        
-
-        public Adult()
-        {
-            price = 20;
-        }
-
-        public int PriceWithReduction()
-        {
-            return price - price/100*20;
-        }
     }
 }

TicketSystem/Tickets/Child.cs

@@ -1,6 +1,6 @@
 namespace TicketSystem.Tickets
 {
-    public class Child: Ticket
+    public class Child
     {
         public int price { get; }
 
@@ -8,10 +8,5 @@
         {
             price = 5;
         }
-        
-        public int PriceWithReduction()
-        {
-            return 2;
-        }
     }
 }

TicketSystem/Tickets/Student.cs

@@ -1,17 +1,7 @@
 namespace TicketSystem.Tickets
 {
-    public class Student: Ticket
+    public class Student
     {
-        public int price { get; }
         
-        public Student()
-        {
-            price = 10;
-        }
-
-        public int PriceWithReduction()
-        {
-            return 10-3;
-        }
     }
 }

TicketSystem/Tickets/Ticket.cs

@@ -7,9 +7,13 @@
         Adult
     }
 
-    public interface Ticket
+    public class Ticket
     {
-        int price { get; }
+        private int price { get; }
-        int PriceWithReduction();
+
+        public Ticket()
+        {
+            price = 20;
+        }
     }
 }