private static void Main(string[] args)
{
if (args == null || args.Length < 1 || args[0] == null || args[0].Length == 0)
{
Console.WriteLine("Usage: Cashiers <filepath>");
return;
}
if (!File.Exists(args[0]))
{
Console.WriteLine("ERROR: File {0} does not exist.", args[0]);
return;
}
List<Customer> customerList = new List<Customer>();
try
{
using (var fStream = File.OpenRead(args[0]))
{
using (var strRdr = new StreamReader(fStream))
{
string lineOne = strRdr.ReadLine();
if (string.IsNullOrEmpty(lineOne)) return;
int numCashiers;
if (!int.TryParse(lineOne, out numCashiers)) return;
string custLine;
while ((custLine = strRdr.ReadLine()) != null)
{
Customer cust = CustomerFactory.CreateCustomer(custLine);
if (cust != null) customerList.Add(cust);
}
var store = new Store(numCashiers);
int finishTime = store.EnqueueCustomers(customerList);
Console.WriteLine("Finished at: t={0} minutes", finishTime);
}
}
}
catch (IOException ex)
{
Console.WriteLine("Error reading {0} : {1} {2} {3}", args[0],
ex.Message, Environment.NewLine + "StackTrace:", ex.StackTrace);
}
}
private int ProcessTextInput(string inputText)
{
if (string.IsNullOrWhiteSpace(inputText))
{
return 0;
}
int numCashier;
var customers = new List<Customer>();
using (var s = new StringReader(inputText))
{
numCashier = int.Parse(s.ReadLine());
string custLine;
while ((custLine = s.ReadLine()) != null)
{
var cust = CustomerFactory.CreateCustomer(custLine);
if (cust != null) customers.Add(cust);
}
}
var store = new Store(numCashier);
return store.EnqueueCustomers(customers);
}
public void TestNoCustomers()
{
var store = new Store(4);
int completionTime = store.EnqueueCustomers(new List<Customer>());
Assert.AreEqual(0, completionTime);
}