public CommandReturnCode Process(string[] args)
{
responseBuffer.Length = 0;
if (args.Length == 2)
{
Debug.Assert(args[0].Equals("get-item", StringComparison.OrdinalIgnoreCase));
int id;
var isIdValid = int.TryParse(args[1], out id);
if (isIdValid)
{
isIdValid = productCatalog.IsExist(id);
if (isIdValid)
{
Product product = productCatalog.GetItem(id);
responseBuffer.Append($"Product Id = {product.Id}\nName={product.Name}\nPrice={product.Price}\nCount={product.Count}\nUnit={product.Unit}");
responseBuffer.Append(Environment.NewLine);
}
}
if (!isIdValid)
{
responseBuffer.Append(string.Format("Product with Id = \"{0}\" does not exist", args[1]));
responseBuffer.Append(Environment.NewLine);
}
}
else
{
responseBuffer.Append(usage);
}
return(CommandReturnCode.Done);
}
public CommandReturnCode Process(string[] args)
{
responseBuffer.Length = 0;
if (args.Length == 2)
{
Debug.Assert(args[0].Equals("delete", StringComparison.OrdinalIgnoreCase));
int id;
var isIdValid = int.TryParse(args[1], out id);
if (isIdValid)
{
isIdValid = productCatalog.IsExist(id);
if (isIdValid)
{
productCatalog.Delete(id);
responseBuffer.Append(string.Format("Product with Id = \"{0}\" has been successfully deleted",
id));
responseBuffer.Append(Environment.NewLine);
}
}
if (!isIdValid)
{
responseBuffer.Append(string.Format("Product with Id = \"{0}\" does not exist", args[1]));
responseBuffer.Append(Environment.NewLine);
}
}
else
{
responseBuffer.Append(usage);
}
return(CommandReturnCode.Done);
}
public CommandReturnCode Process(string[] args)
{
responseBuffer.Length = 0;
if (args.Length == 3)
{
Debug.Assert(args[0].Equals("sub-count", StringComparison.OrdinalIgnoreCase));
int id;
var isIdValid = int.TryParse(args[1], out id);
if (isIdValid)
{
int countToSubstract;
var isCountToASubstractValid = int.TryParse(args[2], out countToSubstract) && countToSubstract > 0;
if (isCountToASubstractValid)
{
isIdValid = productCatalog.IsExist(id);
if (isIdValid)
{
try
{
productCatalog.SubstractCount(id, countToSubstract);
responseBuffer.Append(string.Format(
"Specified amount ({0}) has been successfully substracted from \"Count\" of product with Id = \"{1}\"",
countToSubstract, id));
responseBuffer.Append(Environment.NewLine);
}
catch (InvalidOperationException)
{
responseBuffer.Append("Cannot substract specified amount");
responseBuffer.Append(Environment.NewLine);
}
}
}
else
{
responseBuffer.Append(string.Format("\"count\" must be an integer number from 0 to {0}",
int.MaxValue));
responseBuffer.Append(Environment.NewLine);
}
}
if (!isIdValid)
{
responseBuffer.Append(string.Format("Product with Id = \"{0}\" does not exist", args[1]));
responseBuffer.Append(Environment.NewLine);
}
}
else
{
responseBuffer.Append(usage);
}
return(CommandReturnCode.Done);
}
public void DoesProductExistCatalogTests()
{
Product product = new Toy();
product.Name = "Barbie3";
product.Count = 10;
product.Price = 9999;
product.Unit = "Шт";
productTestCatalog.Add(product);
bool isExist;
isExist = productTestCatalog.IsExist(0);
///Проверка IsExist
Assert.True(isExist);
}
public CommandReturnCode Process(string[] args)
{
responseBuffer.Length = 0;
if (args.Length == 3)
{
Debug.Assert(args[0].Equals("add-count", StringComparison.OrdinalIgnoreCase));
int id;
var isIdValid = int.TryParse(args[1], out id);
if (isIdValid)
{
int countToAdd;
var isCountToAddValid = int.TryParse(args[2], out countToAdd) && countToAdd > 0;
if (isCountToAddValid)
{
isIdValid = productCatalog.IsExist(id);
if (isIdValid)
{
productCatalog.AddCount(id, countToAdd);
responseBuffer.Append(
$"\"Count\" of product with Id = {id} increased by {countToAdd}");
responseBuffer.Append(Environment.NewLine);
}
}
else
{
responseBuffer.Append(string.Format("\"count\" must be an integer number from 0 to {0}",
int.MaxValue));
responseBuffer.Append(Environment.NewLine);
}
}
if (!isIdValid)
{
responseBuffer.Append(string.Format("Product with Id = \"{0}\" does not exist", args[1]));
responseBuffer.Append(Environment.NewLine);
}
}
else
{
responseBuffer.Append(usage);
}
return(CommandReturnCode.Done);
}
