private static void TemperatureConverter()
{
ICalculator calculator = new TemperatureCalculator();
Console.WriteLine("What temperature unit do you want to convert from?");
Console.WriteLine("Options: 1 for Celsius, 2 for Fahrenheit and 3 for Kelvin");
Console.WriteLine("Type 'exit' to stop the program.");
var convertFrom = Console.ReadLine();
while (!int.TryParse(convertFrom, out int number) || (Convert.ToInt32(convertFrom) < 1 || Convert.ToInt32(convertFrom) > 3))
{
Console.WriteLine("Error write only numbers and it must be between 1 and 3");
Console.WriteLine("Type 'exit' to stop the program.");
convertFrom = Console.ReadLine();
if (convertFrom.ToLower() == "exit")
{
break;
}
}
Console.WriteLine("What temperature unit do you want to convert to?");
Console.WriteLine("Options: 1 for Celsius, 2 for Fahrenheit and 3 for Kelvin");
Console.WriteLine("Type 'exit' to stop the program.");
var convertTo = Console.ReadLine();
while (!int.TryParse(convertTo, out int number) || (Convert.ToInt32(convertTo) < 1 || Convert.ToInt32(convertTo) > 3))
{
Console.WriteLine("Error write only numbers and it must be between 1 and 3");
Console.WriteLine("Type 'exit' to stop the program.");
convertTo = Console.ReadLine();
if (convertTo.ToLower() == "exit")
{
break;
}
}
Console.WriteLine("What is the value you want to convert?");
Console.WriteLine("Type 'exit' to stop the program.");
var valueToConvert = Console.ReadLine();
while (!double.TryParse(valueToConvert, out double number))
{
Console.WriteLine("Error write only numbers.");
Console.WriteLine("Type 'exit' to stop the program.");
valueToConvert = Console.ReadLine();
if (valueToConvert.ToLower() == "exit")
{
break;
}
}
IUnit from = null;
IUnit to = null;
double valueInDoubleToConvert = double.Parse(valueToConvert);
switch (convertFrom)
{
case "1":
from = new Celsius {
Value = valueInDoubleToConvert
};
break;
case "2":
from = new Fahrenheit {
Value = valueInDoubleToConvert
};
break;
case "3":
from = new Kelvin {
Value = valueInDoubleToConvert
};
break;
}
switch (convertTo)
{
case "1":
to = new Celsius();
break;
case "2":
to = new Fahrenheit();
break;
case "3":
to = new Kelvin();
break;
}
var result = calculator.Calculate(from, to);
Console.WriteLine($"Well, {from.Value} degrees {from.Name} is equal to {result} degrees {to.Name}.");
}
