/// <summary>
/// Validates the product inventory for items currently added in basket
/// </summary>
/// <param name="fixQuantity">Indicate if the quantity need to be fixed as per available stock. If no then it will only record warning messages</param>
/// <returns>returns true if no issues found</returns>
protected bool ValidateInventory(bool fixQuantity = false)
{
bool recalculateRequried = false;
// VALIDATE INVENTORY
List <string> warningMessages = new List <string>();
if (_StoreInventoryEnabled)
{
Dictionary <string, InventoryInfo> inventories = new Dictionary <string, InventoryInfo>();
string tempMessage;
InventoryInfo info;
foreach (BasketItem item in _Basket.Items)
{
if (item.OrderItemType != OrderItemType.Product || item.IsChildItem)
{
continue;
}
info = GetInventoryInfo(inventories, item);
bool enforceInv = info.InventoryStatus.InventoryMode != InventoryMode.None &&
info.InventoryStatus.AllowBackorder == false;
if (enforceInv)
{
// inventory needs to be enforced
if (item.Quantity > info.NowAvailable)
{
if (fixQuantity)
{
if (info.NowAvailable < 1)
{
item.Quantity = 0;
}
else
{
item.Quantity = (short)info.NowAvailable;
}
item.Save();
recalculateRequried = true;
}
else
{
tempMessage = GetInventoryStockMessage(item, info);
warningMessages.Add(tempMessage);
}
}
// if this was a kit product and some quanity of it getting included
// update the inventories for all its component products
if (item.Product.KitStatus == KitStatus.Master && item.Quantity > 0)
{
InventoryInfo info1;
foreach (InventoryManagerData invd1 in info.InventoryStatus.ChildItemInventoryData)
{
info1 = inventories[invd1.ProductId + "_" + invd1.OptionList + "_"];
if (invd1.InventoryMode != InventoryMode.None &&
invd1.AllowBackorder == false)
{
// ensure that none of the component product exceeds inventory
int effectiveQuantity = item.Quantity * invd1.Multiplier;
if (effectiveQuantity > info1.NowAvailable)
{
if (fixQuantity)
{
if (info1.NowAvailable < 1)
{
item.Quantity = 0;
}
else
{
item.Quantity = (short)(info1.NowAvailable / invd1.Multiplier);
}
}
else
{
tempMessage = GetInventoryStockMessage(item, info1);
warningMessages.Add(tempMessage);
}
}
info1.NowAvailable -= item.Quantity * invd1.Multiplier;
inventories[invd1.ProductId + "_" + invd1.OptionList + "_"] = info1;
}
}
}
info.NowAvailable -= item.Quantity;
}
int curQty = item.Quantity;
tempMessage = ValidateMinMaxLimits(item, info);
if (!string.IsNullOrEmpty(tempMessage))
{
warningMessages.Add(tempMessage);
if (enforceInv)
{
info.NowAvailable += curQty - item.Quantity;
}
}
}
// CHECK IF WE NEED TO DISPLAY THE WARNINGS
if (!fixQuantity && warningMessages.Count > 0)
{
InventoryMessages.DataSource = warningMessages;
InventoryMessages.DataBind();
InventoryPopup.Show();
}
else if (warningMessages.Count > 0)
{
InventoryPopup.Hide();
// save the basket
_Basket.Save();
}
}
if (recalculateRequried)
{
IBasketService service = AbleContext.Resolve <IBasketService>();
service.Combine(_Basket);
service.Recalculate(_Basket);
}
return(warningMessages.Count == 0);
}