Rose Breedveld, fundamentals constructors-overloading core and extent…

Boolean.CSharp.Main/Core.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Security.Cryptography.X509Certificates;
 using System.Text;
 using System.Threading.Tasks;
 using Boolean.CSharp.Main.Misc;
@@ -30,7 +31,7 @@ public Car(string Make)
                 }
             */
 
-            Car car = new Car("Volkswagen");
+            Car car = new Car("Volkswagen", "Beetle");
             /*  When the car in instantiated, the constructor is passed a string
              in this case Volkswagen which is a Make of car is passed in.
              Within the constructor the 'string Make' variable has scope within the constructor and assiged to the _make member now visible to the whole class
@@ -43,10 +44,7 @@ Within the constructor the 'string Make' variable has scope within the construct
 
             //TIP if you click on the Car class name above, right click and then select 'Go to Definition' it'll take you straight to the code
 
-
-
-
-            return car;
+               return car;
 
         }
 
@@ -92,7 +90,7 @@ public Bicycle Question3()
             //See there is somewhere to store the number of wheels the bike has 
             //but no constructor to set this
             //TODO: 3. Add a constructor to the Bicycle class that populates the _wheelCount variable
-            Bicycle bike = new Bicycle();
+            Bicycle bike = new Bicycle(4);
 
             return bike;
 
@@ -104,11 +102,13 @@ public Unicycle Question4()
             //Note the wheelcount has been assigned on the class's property in this case.            
             //Also note we are instantiating the class below even though there is no constructor on the class?!
 
-            //TODO: 3. Add a constructor to the Unicycle class to accept/store the rider name and instantiate with your name below
+            //TODO: 3. Add a constructor to the Unicycle class to accept/store the rider name and instantiate
+            //with your name below
 
-            //TIP  see we already have an internal member for the unicyclist name:  _nameOfUnicyclist so you can use this to store the name internally
-            //      it is good practice to name internal class variable with an _ at the beginning
-            Unicycle unicycle = new Unicycle();
+            //TIP  see we already have an internal member for the unicyclist name:  _nameOfUnicyclist so you
+            // can use this to store the name internally
+            // it is good practice to name internal class variable with an _ at the beginning
+            Unicycle unicycle = new Unicycle("Rose");
 
 
 
@@ -132,12 +132,14 @@ What are the parameters and types?
              */
             Aeroplane plane = new Aeroplane();            
             plane.FlightDetails("LHR", "JFK");
-
-            //TODO:  5.  Call the FlightDetails method that sets the cancelled message and  cancel the flight
-
-           //write code here 
 
+            //TODO:  5.  Call the FlightDetails method that sets the cancelled message and
+            //cancel the flight
+
+            //write code here 
+            plane.FlightDetails("Your flight is canceled!");
             return plane;
+
         }
 
     }

Boolean.CSharp.Main/Extension.cs

@@ -2,7 +2,9 @@
 
 
 
+using System.ComponentModel;
 using System.Reflection.Metadata.Ecma335;
+using System.Text;
 
 namespace Boolean.CSharp.Main
 {
@@ -12,18 +14,82 @@ public class Extension
         //Implement the following methods:
 
         //TODO: 1. add, which accepts two floats and returns a float (both floats added together)
+        public float add (float value1, float value2)
+            { 
+            return value1 + value2; 
+        } 
 
         //TODO: 2. add, which accepts two doubles and returns a double (both doubles added together)
+        public double add (double value1, double value2)
+        {
+            return value1 + value2;
+        }
 
         //TODO: 3. subtract, which accepts two floats and returns a float (first float minus second float)      
+        public float substract(float value1, float value2)
+        {
+                return value1 - value2;
+        }
 
-        //TODO: 4. subtract, which accepts a String and a char and returns a string with all instances of the provided char removed        
+        //TODO: 4. subtract, which accepts a String and a char and returns a string with all instances of the provided char removed
+        public string substract(string string1, char char1)
+        {
+            // what method to use to remove the char from the given string input.
+            // create a new StringBuilder
+            StringBuilder sb = new StringBuilder();
+            foreach(char character in string1)
+            {
+                if(character != char1)
+                {
+                    sb.Append(character);
+                }
+            }
+                return sb.ToString();
+
+            //throw new NotImplementedException();
+
+            //return value1 - value2;
+        }
 
         //TODO: 5. multiply, which accepts two ints and returns an int (first int multiplied by second int)
+        public int multiply (int value1, int value2)
+        {
+            return value1 * value2;
+        }
 
-        //TODO: 6. multiply, which accepts a string and an int, and returns a string containing the provided string as many times as the provided int separated by a comma. E.g. multiply("Hello", 3) -> "Hello,Hello,Hello"
-
-        //TODO: 7. multiply, which accepts an array of Strings that each contain a number, and an int. The method should return an array of ints that contain the value of multiplying each String number by the provided int E.g. multiply(["2", "7", "3"], 3) -> [6, 21, 9]
+        //TODO: 6. multiply, which accepts a string and an int, and returns a string containing the provided string
+        //as many times as the provided int separated by a comma. E.g. multiply("Hello", 3) -> "Hello,Hello,Hello"
+      public string Multiply(string strWord, int multiplier) {
+
+            StringBuilder sb = new StringBuilder();
+            for(int i = 0; i < multiplier; i++) {
+                sb.Append("Hello,");
+            }
+            string result = sb.ToString();
+            //throw new NotImplementedException();
+            // repeat the string in the given int value input
+            // remove the comma before returning
+            return result.Remove(result.Length - 1);
+        }
+        //TODO: 7. multiply, which accepts an array of Strings that each contain a number, and an int.
+        //The method should return an array of ints that contain the value of multiplying each String number by the provided int
+        //E.g. multiply(["2", "7", "3"], 3) -> [6, 21, 9]
+        public int[] multiply (string[] strNumber, int multiplier)
+        {
+            // string Array parse to int. 
+            // for loop -> in 
 
+            int[] result = new int[strNumber.Length];
+            for(int i = 0; i < strNumber.Length ; i++)
+            {
+                //int value2 = int.Parse(value2[i]);
+                // the index of the new array result[i] is the int index of the Parsed string[] source[i] 
+                // multiplied with the int multiplier
+                int strNumberToMultiply = int.Parse(strNumber[i]);
+                result[i] = strNumberToMultiply * multiplier;
+
+            }
+            return result;
+        }
     }
 }

Boolean.CSharp.Main/Misc/Aeroplane.cs

@@ -13,10 +13,12 @@ public class Aeroplane
         private string _journeyDetails;
         private bool _flightCancelled;
 
+        // empty constructor
         public Aeroplane()
         {
 
         }
+        // constructor with two parameters
         public bool FlightDetails(string departureAirport, string arrivalAirport) 
         {
             _departureAirport = departureAirport;
@@ -42,12 +44,11 @@ public int FlightDetails(AeroplanePassengerManifest list)
         {
             throw new NotImplementedException();
         }
-
-
-
-        public bool IsFlightCancelled => _flightCancelled;
-
-
-
+
+
+
+        public bool IsFlightCancelled => _flightCancelled;  
+
     }
+
 }

Boolean.CSharp.Main/Misc/Bicycle.cs

@@ -10,6 +10,11 @@ public class Bicycle
     {
         private int _wheelCount;
 
-        public int WheelCount { get; set; }
+        public Bicycle(int wheelCount)
+        {
+            _wheelCount = wheelCount;
+        }
+
+        public int WheelCount { get => _wheelCount ; }
     }
 }

Boolean.CSharp.Main/Misc/Car.cs

@@ -7,7 +7,7 @@
 
 namespace Boolean.CSharp.Main.Misc
 {
-    public class Car
+    public class Car 
     {
         private string _model;
         private string _make;
@@ -17,10 +17,10 @@ public Car()
             _model = string.Empty;
             _make = string.Empty;
         }
-        public Car(string Make)
+        public Car(string Make, string Model)
         {
             _make = Make;
-            _model = string.Empty;
+            _model = Model;
         }
 
         public string Make { get => _make; set => _make = value; }

Boolean.CSharp.Main/Misc/Motorbike.cs

@@ -12,23 +12,28 @@ public class Motorbike
         private string _make;
         private string _model;
         private int _cc = 0;
-
+
+
+
 
         public Motorbike()
         {
             _cc = 373;
             _make = string.Empty;
             _model = string.Empty;
         }
+
         public Motorbike(string Make, string Model)
         {            
             _make = Make;
-            _model = Model;         
+            _model = Model;
+            _cc = 373;
 
         }
         public string Make { get; }
         public string Model { get; }
-        public int CC { get; }
+        // the private int _cc will be the public int CC
+        public int CC { get => _cc; }
 
     }
 }

Boolean.CSharp.Main/Misc/Unicycle.cs

@@ -10,6 +10,11 @@ public class Unicycle
     {
         private string _nameOfUnicyclist;
 
+        // constructor that accepts the name of the unicyclist
+        public Unicycle(string uniCyclist) {
+            _nameOfUnicyclist = uniCyclist;
+        }
+
         public string NameOfUnicyclist { get => _nameOfUnicyclist; set => _nameOfUnicyclist = value; }
         public int WheelCount { get; set; } = 1;
     }

Boolean.CSharp.Test/ExtensionTests.cs

@@ -40,6 +40,7 @@ public void TestQuestion2()
 
             Assert.AreEqual(3.0, result);
         }
+
 
         [Test]
         public void TestQuestion3()
@@ -49,11 +50,12 @@ public void TestQuestion3()
 
             Extension extension = new Extension();
 
-            float result = extension.subtract(a, b);
+            float result = extension.substract(a, b);
 
             Assert.AreEqual(1.0f, result);
-        }
+        } 
 
+
         [Test]
         public void TestQuestion4()
         {
@@ -62,10 +64,11 @@ public void TestQuestion4()
 
             Extension extension = new Extension();
 
-            string result = extension.subtract(source, z);
+            string result = extension.substract(source, z);
 
             Assert.IsTrue(result == "the quick brown fox jumps over the lay dog");
         }
+
 
         [Test]
         public void TestQuestion5()
@@ -79,6 +82,8 @@ public void TestQuestion5()
 
             Assert.AreEqual(10, result);
         }
+
+
         [Test]
         public void TestQuestion6()
         {
@@ -87,10 +92,12 @@ public void TestQuestion6()
 
             Extension extension = new Extension();
 
-            string result = extension.multiply(source, 3);
+            string result = extension.Multiply(source, 3);
 
             Assert.IsTrue("Hello,Hello,Hello" == result);
         }
+
+
         [Test]
         public void TestQuestion7()
         {
@@ -107,6 +114,7 @@ public void TestQuestion7()
 
 
         }
+
 
     }
 }