public List <OrderLineItemBO> AddOrder(int CustomerId, DateTime date, List <OrderLineItemBO> orderLineItems)
{
// Loop through entered line items and store all the line items who'se quantity is too high in a list
var loopThroughItems = new List <OrderLineItemBO>();
foreach (var item in orderLineItems)
{
loopThroughItems.Add(item);
}
var invalidItems = new List <OrderLineItemBO>();
int ItemCount = orderLineItems.Count;
for (int i = 0; i < loopThroughItems.Count; i++)
{
var item = loopThroughItems[i];
int remaining = repository.UpdateProductQuantity(item.Quantity, item.Product.Id);
if (remaining < 1)
{
item.Quantity = -1 * remaining;
invalidItems.Add(item);
orderLineItems.Remove(item);
continue;
}
}
// If there isn't a single item in orderline items return empty list
if (orderLineItems.Count < 1)
{
return(new List <OrderLineItemBO>());
}
// Check if Order Present for same customer on same date
bool orderExists = false;
var existingOrder = new OrderBO();
if (repository.GetOrders().ToList().Exists(o => ((o.Customer.CustomerId == CustomerId) &&
(o.Date.ToShortDateString() == date.ToShortDateString()))))
{
orderExists = true;
// If order exists get existing Order
existingOrder = mapper.Map <OrderBO>(repository.GetOrderForCustomerOnDate(CustomerId, date));
}
int associatedOrderId = 0;
if (!orderExists)
{
// For order that doesn't exist add the line items after creating the order
var order = new OrderDO();
order.Customer = customerRepository.GetCustomerById(CustomerId);
order.Date = date;
order.Total = orderLineItems.Sum(l => l.Total);
int createdOrderId = repository.AddOrder(mapper.Map <OrderDO>(order));
associatedOrderId = createdOrderId;
order.OrderId = createdOrderId;
repository.AddLineItemsForOrder(mapper.Map <List <OrderLineItemDO> >(orderLineItems), mapper.Map <OrderDO>(order));
}
else
{
// For existing order. Add the order details to each line item and then update the order
associatedOrderId = existingOrder.Id;
// repository.UpdateLineItemsForOrder(mapper.Map<List<OrderLineItemDO>>(orderLineItems), existingOrder.Id);
foreach (var newItem in orderLineItems)
{
newItem.Order = existingOrder;
newItem.OrderId = existingOrder.Id;
existingOrder.LineItems.Add(newItem);
}
existingOrder.Total = existingOrder.LineItems.Sum(l => l.Total);
UpdateOrder(existingOrder);
}
// Adds the created or existing orderId to end of the list being returned to controller
invalidItems.Add(new OrderLineItemBO()
{
OrderId = associatedOrderId
});
return(invalidItems);
}
