private InputResponse ParseInput(string input)
{
InputResponse response = new InputResponse
{
Success = false,
Message = "Not Started",
Quantity = 1,
Price = 0.00M,
Name = ""
};
string[] splitInput = input.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
// Parse Quantity
try
{
response.Quantity = int.Parse(splitInput[0]);
if (response.Quantity <= 0)
{
throw new Exception("Invalid quantity.");
}
}
catch (Exception)
{
response.Message = "Please enter a valid quantity.";
return(response);
}
for (int i = 1; i < splitInput.Length; i++)
{
if (splitInput[i] == "at")
{
try
{
//Parse Price
response.Price = decimal.Parse(splitInput[i + 1]);
if (response.Price <= 0)
{
throw new Exception("Invalid Price.");
}
i = splitInput.Length; // stop parsing
}
catch (Exception)
{
response.Message = "Please enter a valid Price.";
return(response);
}
}
else
{
//Parse Name
response.Name += " " + splitInput[i];
}
}
response.Success = true;
response.Message = AddtoBasket(response.Quantity, response.Name, response.Price);
return(response);
}
public bool Working()
{
string input = Console.ReadLine();
if (string.IsNullOrEmpty(input))//Generate Receipt
{
if (Basket.Count < 1)
{
Console.WriteLine("Please enter a quantity, item name, and price.");
return(true);
}
Console.WriteLine(GenerateReceipt());
return(ResetOrExit());
}
else if (input.Trim().ToLower() == "unit test")
{
UnitTest();
return(ResetOrExit());
}
else // attempt to parse input and add to basket.
{
InputResponse response = ParseInput(input.Trim());
Console.WriteLine(response.Message);
return(true);
}
}
// Used to run unit test from txt file
public void UnitTest()
{
Console.WriteLine("");
Console.WriteLine("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Beginning Unit Test !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
Console.WriteLine("");
try
{
string workingDirectory = Environment.CurrentDirectory;
string projectDirectory = Directory.GetParent(workingDirectory).Parent.FullName;
string[] lines = File.ReadAllLines(projectDirectory + @"\UnitTest.txt");
foreach (var line in lines)
{
if (string.IsNullOrEmpty(line))
{
Console.WriteLine("TEST LINE : (Enter - Generate Receipt)");
Console.WriteLine(GenerateReceipt());
ClearBasket();
Console.WriteLine();
}
else
{
Console.WriteLine("TEST LINE : " + line);
InputResponse response = ParseInput(line.Trim());
Console.WriteLine(response.Message);
}
}
}
catch (Exception e)
{
Console.WriteLine("Unit Test encountered an error : " + e);
Console.WriteLine("");
Console.WriteLine("Make sure the file UnitTest.txt exists in the project directory.");
}
Console.WriteLine("");
Console.WriteLine("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! End Unit Test !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
Console.WriteLine("");
}
