Configure console app

73_Reverse/csharp/Reverse/Reverse/Program.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Text;
 
 namespace Reverse
 {
@@ -6,7 +7,99 @@ namespace Reverse
     {
         static void Main(string[] args)
         {
-            Console.WriteLine("Hello World!");
+            PrintTitle();
+            Console.Write("DO YOU WANT THE RULES? ");
+            var needRulesInput = Console.ReadLine();
+
+            if (string.Equals(needRulesInput, "YES", StringComparison.OrdinalIgnoreCase))
+            {
+                DisplayRules();
+            }
+
+            var tryAgain = string.Empty;
+            while (!string.Equals(tryAgain, "NO", StringComparison.OrdinalIgnoreCase))
+            {
+                var array = Reverser.CreateRandomArray(9);
+                Console.WriteLine(PrintArrayContents(array));
+                var arrayIsNotInAscendingOrder = true;
+                var numberOfMoves = 0;
+                while (arrayIsNotInAscendingOrder)
+                {
+                    int index = ReadNextInput();
+
+                    if (index == 0)
+                    {
+                        break;
+                    }
+
+                    Reverser.Reverse(array, index);
+                    Console.WriteLine(PrintArrayContents(array));
+
+                    if (Reverser.IsArrayInAscendingOrder(array))
+                    {
+                        arrayIsNotInAscendingOrder = false;
+                        Console.WriteLine($"YOU WON IT IN {numberOfMoves} MOVES!!!");
+                    }
+                    numberOfMoves++;
+                }
+
+                Console.Write("TRY AGAIN (YES OR NO)");
+                tryAgain = Console.ReadLine();
+            }
+
+            Console.WriteLine("OK HOPE YOU HAD FUN");
+        }
+
+        private static int ReadNextInput()
+        {
+            Console.Write("HOW MANY SHALL I REVERSE? ");
+            var input = ReadIntegerInput();
+            while (input > 9 || input < 0)
+            {
+                if (input > 9)
+                {
+                    Console.WriteLine("OOPS! TOO MANY! I CAN REVERSE AT MOST THIS MANY");
+                }
+
+                if (input < 0)
+                {
+                    Console.WriteLine("OOPS! TOO FEW! I CAN REVERSE BETWEEN 1 AND THIS MANY");
+                }
+                Console.Write("HOW MANY SHALL I REVERSE? ");
+                input = ReadIntegerInput();
+            }
+
+            return input;
+        }
+
+        private static int ReadIntegerInput()
+        {
+            var input = Console.ReadLine();
+            int.TryParse(input, out var index);
+            return index;
+        }
+
+        private static string PrintArrayContents(int[] arr)
+        {
+            var sb = new StringBuilder();
+
+            foreach (int i in arr)
+            {
+                sb.Append(" " + i + " ");
+            }
+
+            return sb.ToString();
+        }
+
+        private static void PrintTitle()
+        {
+            Console.WriteLine("REVERSE");
+            Console.WriteLine("CREATIVE COMPUTING  MORRISTON, NEW JERSEY");
+        }
+
+        private static void DisplayRules()
+        {
+            Console.WriteLine("RULES");
         }
     }
 }