public IList <OrderedItemModel> NormalizeOrderedItems(List <OrderedItemModel> items)
{
List <OrderedItemModel> normalizedItems = new List <OrderedItemModel>();
while (items.Count > 0)
{
OrderedItemModel currentItem = items[0];
OrderedItemModel[] equalItems = items.Where(i => i.Equals(currentItem)).ToArray();
int totalQuantity = 0;
foreach (OrderedItemModel equalItem in equalItems)
{
if (equalItem.Price != currentItem.Price)
{
return(null);
}
totalQuantity += equalItem.Quantity.Value;
}
items.RemoveAll(i => i.Equals(currentItem));
currentItem.Quantity = totalQuantity;
normalizedItems.Add(currentItem);
}
return(normalizedItems);
}
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
OrderedItemModel other = obj as OrderedItemModel;
if (other == null)
{
return(false);
}
if (this.ArticleId != other.ArticleId)
{
return(false);
}
if (this.SizeId != other.SizeId)
{
return(false);
}
if (this.ColorId != other.ColorId)
{
return(false);
}
return(true);
}
public async Task<bool> ValidateOrderedItem(OrderedItemModel orderedItem)
{
ArticlesProvider articlesProvider = new ArticlesProvider();
Task<bool> articleExistsTask = articlesProvider.HasArticleWithPrice(orderedItem.ArticleId.Value, orderedItem.Price.Value);
StocksProvider stocksProvider = new StocksProvider();
Task<bool> hasStocksTask = stocksProvider.HasEnoughStocksOfArticle(orderedItem.ArticleId.Value, orderedItem.SizeId.Value, orderedItem.ColorId, orderedItem.Quantity.Value);
bool articleExists = await articleExistsTask;
bool hasEnoughStocks = await hasStocksTask;
bool isOrderValid = articleExists && hasEnoughStocks;
return isOrderValid;
}