private void Add(Product product, bool checkAddCodes)
{
if (null == product)
{
throw new Exception("A product must be provided");
}
inventoryRepository.Add(product);
if (checkAddCodes)
{
List <Category> existingCategories = categoryRepository.Fetch();
List <Contract> existingContracts = contractRepository.Fetch(0, int.MaxValue);
List <Contractor> existingContractors = contractorRepository.Fetch(0, int.MaxValue);
AddCategory(existingCategories, product.Category, product.ProductType);
AddContract(existingContracts, product.ContractNumber);
AddContractor(existingContractors, product.Contractor);
}
}
public string GenerateOrders(int count)
{
var products = inventoryRepository.Fetch(0, int.MaxValue);
if (null == products || products.Count == 0)
{
return("Products must first be added to the catalog.");
}
var contractors = contractorRepository.Fetch(0, int.MaxValue);
if (null == contractors || contractors.Count == 0)
{
return("Products with Contractors must first be added to the catalog.");
}
var users = userRepository.GetUsers();
if (null == users || users.Count == 0)
{
return("Users must first be added to the system.");
}
Random random = new Random((int)DateTime.Now.Ticks);
StringBuilder result = new StringBuilder();
int orderCount = 0;
int orderItemCount = 0;
HashSet <int> includedItems = new HashSet <int>();
for (int i = 0; i < count; i++)
{
orderCount++;
int itemCount = random.Next(10) + 1;
Order order = BuildRandomOrder(random, users);
orderRepository.Add(order);
includedItems.Clear();
for (int j = 0; j < itemCount; j++)
{
orderItemCount++;
var product = GetNextProduct(products, random, includedItems);
OrderItem item = new OrderItem();
item.OrderId = order.Id;
item.Price = product.ContractPrice;
item.ProductId = product.Id;
item.Quantity = 1 + random.Next(6);
orderItemRepository.Add(item);
}
}
result.AppendFormat("Added {0} orders\r\n", orderCount);
result.AppendFormat("Added {0} order items\r\n", orderItemCount);
return(result.ToString());
}
public IEnumerable <Contractor> Fetch(int start, int count)
{
return(contractorRepository.Fetch(start, count));
}