private IEnumerable <Rule> ConvertBaskets(Dictionary <string, string> hierarchyMapping, DBReader dbReader, RuleConverter.Data.Model model, ProductModel pm)
{
var basketParser = new BasketParser(hierarchyMapping, pm);
var extractedBaskets = dbReader.GetBaskets(model);
var convertedBaskets = basketParser.ConvertBaskets(extractedBaskets);
return(convertedBaskets.Select(r => new Rule(r.Name, r.Expression, null, EnabledFlag.True)));
}
/// <summary>
/// Main basket items processing method. It's idemopotent.
/// </summary>
public void Checkout()
{
SkuEntity skuEntity;
IBasketParser basketParser = BasketParser.Create(basketFilePath);
receiptLineItems = new List <Entities.LineItem>();
// Iterate through each item in the basket
while (basketParser.MoveNext())
{
basketItem = basketParser.Current;
skuEntity = this.catalogModel.Find(basketItem.Sku);
if (skuEntity != null)
{
// Add regular line item
receiptLineItems.Add(new LineItem
{
LineItemType = DiscountTypes.noDiscount,
Label = skuEntity.Label,
Price = skuEntity.Price,
Qty = basketItem.Qty,
Sku = skuEntity.Id,
Total = basketItem.Qty * skuEntity.Price
});
// Add discount line item (automatically determined by the appropriate discount strategy for the item)
IDiscountStrategy discountStrategy
= DiscountStrategy.Instance.Create(skuEntity.DiscountType);
// Create the discount line item if any
LineItem discountLineItem =
discountStrategy.GenerateDiscountLineItem(skuEntity, basketItem);
if (discountLineItem != null)
{
receiptLineItems.Add(discountLineItem);
}
}
}
// Reset discount strategies to get them ready for next basket checkout
DiscountStrategy.Instance.Reset();
}
static int Main(string[] args)
{
var basketParser = new BasketParser(new Inventory());
var(items, failed) = basketParser.ParseBasket(args);
if (failed.Any())
{
Console.WriteLine("Could not parse input:");
foreach (var error in failed)
{
Console.WriteLine($"Item {error} not in inventory");
}
return(1);
}
var pricing = new Pricing(new Offers());
var price = pricing.CalculatePrice(items);
var lines = new PriceFormatter().Format(price);
foreach (var line in lines)
{
Console.WriteLine(line);
}
return(0);
}