static void Main(string[] args)
{
while (true)
{
context = new CalculatorContext();
Console.WriteLine("Hello, welcome to the Strategy Pattern PoC.");
Console.WriteLine("Please, select your Calculation method:");
Console.WriteLine(Environment.NewLine + "1 - Addition");
Console.WriteLine(Environment.NewLine + "2 - Subtraction");
Console.WriteLine(Environment.NewLine + "3 - Multiplication");
var inputChoice = Convert.ToInt32(Console.ReadLine());
var strategy = context.GetCorrectStrategy(inputChoice);
if (strategy == "AdditionStrategy")
{
context.SetStrategy(new AdditionStrategy());
}
else if (strategy == "SubtractionStrategy")
{
context.SetStrategy(new SubtractionStrategy());
}
else if (strategy == "MultiplicationStrategy")
{
context.SetStrategy(new MultiplicationStrategy());
}
Console.WriteLine("Please, enter enter in the first number");
var firstNumber = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Please, enter enter in the second number");
var secondNumber = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Answer:");
Console.WriteLine(context.ExecuteStrategy(firstNumber, secondNumber));
}
}
private static void Strategy()
{
#region Strategy
decimal a = 10;
decimal b = 5;
CalculatorContext calculatorContext = new CalculatorContext();
calculatorContext.SetStrategy(new StrategyAddition());
Console.WriteLine("Resultado: " + calculatorContext.Calculate(a, b));
calculatorContext.SetStrategy(new StrategySubtraction());
Console.WriteLine("Resultado: " + calculatorContext.Calculate(a, b));
calculatorContext.SetStrategy(new StrategyMultiplication());
Console.WriteLine("Resultado: " + calculatorContext.Calculate(a, b));
calculatorContext.SetStrategy(new StrategyDivision());
Console.WriteLine("Resultado: " + calculatorContext.Calculate(a, b));
calculatorContext.SetStrategy(new StrategyExponentiation());
Console.WriteLine("Resultado: " + calculatorContext.Calculate(a, b));
#endregion Strategy
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
var random = new Random();
var firstNumber = random.Next(-10, 30);
var secondNumber = random.Next(-20, 40);
var context = new CalculatorContext();
context
.SetStrategy(new SumStrategy(firstNumber, secondNumber))
.SetStrategy(new SubtractionStrategy(firstNumber, secondNumber))
.SetStrategy(new MultiplicationStrategy(firstNumber, secondNumber))
.SetStrategy(new DivisionStrategy(firstNumber, secondNumber));
foreach (var item in context.Execute())
{
Console.WriteLine(item);
}
Console.ReadKey();
}
