/// <summary>
/// Get struct PriceResult from active trade agreement.
/// Struct PriceResult contains India MaxRetailPrice. Currently there is a field �Max. retail price� in the form price/discount agreement journal
/// (Navigation path: Main Menu > Sales and marketing > Journal > price/discount agreement journal).
/// The field will be visible only when the logged on company is an India company. And it is optional.
/// User can use this field to specify different MRP values on different sites and warehouses for the same item. And when the trade agreement applies to a transaction,
/// the MRP value should flow to the MRP field of the transaction as the default value.
/// So current change is when fetching the superset of trade agreements which could apply to all of these items and customer for the given date,
/// also takes field MAXIMUMRETAILPRICE_IN through the stored procedures GETALLDISCOUNTTRADEAGREEMENTS/ GETALLTRADEAGREEMENTS/ GETTRADEAGREEMENTS.
/// Then return the whole struct PriceResult rather than PriceResult.Price.
/// </summary>
/// <param name="tradeAgreementRules">The trade agreement rules.</param>
/// <param name="priceParameters">The price parameters.</param>
/// <param name="currencyCode">The currency code.</param>
/// <param name="itemId">The item Id.</param>
/// <param name="defaultSalesUnit">The default sales unit.</param>
/// <param name="salesUnit">The sales unit.</param>
/// <param name="variantLine">The variant line.</param>
/// <param name="unitOfMeasureConversion">The UnitOfMeasure Conversion.</param>
/// <param name="quantity">The quantity.</param>
/// <param name="customerId">The customer Id.</param>
/// <param name="customerPriceGroup">The customer price group.</param>
/// <param name="channelPriceGroupIds">The channel price group Ids.</param>
/// <param name="salesLines">Optional sales lines.</param>
/// <param name="priceContext">Price context.</param>
/// <param name="activeDate">The active date.</param>
/// <returns>The PriceResult of active trade agreement.</returns>
internal static PriceResult GetPriceResultOfActiveTradeAgreement(
IDictionary <string, IList <TradeAgreement> > tradeAgreementRules,
DiscountParameters priceParameters,
string currencyCode,
string itemId,
string defaultSalesUnit,
string salesUnit,
ProductVariant variantLine,
UnitOfMeasureConversion unitOfMeasureConversion,
decimal quantity,
string customerId,
string customerPriceGroup,
IEnumerable <string> channelPriceGroupIds,
IEnumerable <SalesLine> salesLines,
PriceContext priceContext,
DateTimeOffset activeDate)
{
PriceResult result;
variantLine = variantLine ?? new ProductVariant();
// Get basic arguments for Price evaluation
RetailPriceArgs args = new RetailPriceArgs()
{
Barcode = string.Empty,
CurrencyCode = currencyCode,
CustomerId = customerId,
Dimensions = variantLine,
DefaultSalesUnitOfMeasure = defaultSalesUnit,
ItemId = itemId,
PriceGroups = channelPriceGroupIds.AsReadOnly(),
Quantity = quantity,
SalesUOM = salesUnit,
UnitOfMeasureConversion = unitOfMeasureConversion,
};
// Get the active retail price - checks following prices brackets in order: Customer TAs, Store price group TAs, 'All' TAs.
// First bracket to return a price 'wins'. Each bracket returns the lowest price it can find.
result = FindPriceAgreement(tradeAgreementRules, priceParameters, args, salesLines, priceContext, activeDate);
// Direct customer TA price would have been caught above.
// Compare against customer price group TAs now and override if lower than previously found price (or if previously found price was 0).
if (!string.IsNullOrEmpty(customerId) &&
!string.IsNullOrEmpty(customerPriceGroup) &&
!channelPriceGroupIds.Contains(customerPriceGroup))
{
// Customer price group
args.PriceGroups = new ReadOnlyCollection <string>(new[] { customerPriceGroup });
PriceResult customerResult = FindPriceAgreement(tradeAgreementRules, priceParameters, args, salesLines, priceContext, activeDate);
// Pick the Customer price if either the Retail price is ZERO, or the Customer Price is non-zero AND lower
if ((result.Price == decimal.Zero) ||
((customerResult.Price > decimal.Zero) && (customerResult.Price <= result.Price)))
{
result = customerResult;
}
}
return(result);
}
private static void SetEffectiveDiscounDiscountPriorityFromPriceGroups(
DiscountBase discount,
PriceContext priceContext)
{
if (discount.PricingPriorityNumber <= 0)
{
foreach (long priceGroupRecordId in discount.PriceDiscountGroupIds)
{
string priceGroupId = null;
if (priceContext.RecordIdsToPriceGroupIdsDictionary.TryGetValue(priceGroupRecordId, out priceGroupId))
{
int priority = 0;
if (priceContext.PriceGroupIdToPriorityDictionary.TryGetValue(priceGroupId, out priority))
{
if (priority > discount.PricingPriorityNumber)
{
// We could have a new property on DiscountBase that indicates effective priority number.
// This is much simpler, for now, without complications.
discount.PricingPriorityNumber = priority;
}
}
}
}
}
}
/// <summary>
/// Check whether the discount is allowed for the item.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <param name="itemId">Item identifier.</param>
/// <returns>True if the discount is allowed for the item, otherwise false.</returns>
public static bool IsDiscountAllowed(PriceContext priceContext, string itemId)
{
Item item = PriceContextHelper.GetItem(priceContext, itemId);
bool isDiscountAllowed = item != null ? !item.NoDiscountAllowed : true;
return(isDiscountAllowed);
}
protected void CleanupPriceContext()
{
var db = new PriceContext();
db.Prices.RemoveRange(db.Prices.ToArray());
db.SaveChanges();
}
private static PriceResult FindPriceAgreement(
IDictionary <string, IList <TradeAgreement> > tradeAgreementRules,
DiscountParameters priceParameters,
RetailPriceArgs args,
IEnumerable <SalesLine> salesLines,
PriceContext priceContext,
DateTimeOffset activeDate)
{
// First we get the price according to the base UOM
PriceAgreementArgs p = args.AgreementArgsForDefaultSales();
PriceResult result = ApplyPriceTradeAgreements(tradeAgreementRules, p, priceParameters, salesLines, priceContext, activeDate);
// Is the current UOM something different than the base UOM?
if (args.SalesUOM != args.DefaultSalesUnitOfMeasure)
{
// Then let's see if we find some price agreement for that UOM
p = args.ArgreementArgsForSale();
PriceResult salesUOMResult = ApplyPriceTradeAgreements(tradeAgreementRules, p, priceParameters, salesLines, priceContext, activeDate);
// If there is a price found then we return that as the price
if (salesUOMResult.Price > decimal.Zero)
{
return(salesUOMResult);
}
else
{
return(new PriceResult(result.Price * args.UnitOfMeasureConversion.GetFactorForQuantity(args.Quantity), result.IncludesTax, custPriceGroup: result.CustPriceGroup));
}
}
// else we return baseUOM price mulitplied with the unit qty factor.
return(result);
}
private static void InitializePriceContexOfAlgorithmMode(PriceContext priceContext, IPricingDataAccessor pricingDataManager)
{
ChannelPriceConfiguration channelPriceConfig = pricingDataManager.GetChannelPriceConfiguration();
priceContext.DiscountAlgorithmMode = channelPriceConfig.DiscountAlgorithmMode;
priceContext.MaxBestDealAlgorithmStepCount = channelPriceConfig.MaxBestDealStepCount;
}
private static ISet <string> GetApplicablePriceGroups(PriceContext priceContext, ISet <string> allPriceGroupsExceptCatalogs, ISet <long> itemCatalogIds)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
HashSet <string> applicablePriceGroups = new HashSet <string>(allPriceGroupsExceptCatalogs);
if (itemCatalogIds != null)
{
foreach (var itemCatalogId in itemCatalogIds)
{
ISet <string> catalogPriceGroups = null;
if (priceContext.CatalogPriceGroups.TryGetValue(itemCatalogId, out catalogPriceGroups))
{
if (catalogPriceGroups != null)
{
applicablePriceGroups.UnionWith(catalogPriceGroups);
}
}
}
}
return(applicablePriceGroups);
}
/// <summary>
/// Create a new instance of the <see cref="PriceContext"/> class.
/// </summary>
/// <param name="requestContext">Request context.</param>
/// <param name="pricingDataManager">Pricing data manager.</param>
/// <param name="priceParameters">Price parameters.</param>
/// <param name="currencyAndRoundingHelper">Currency and rounding helper.</param>
/// <param name="itemIds">Item Ids.</param>
/// <param name="catalogIds">Catalog identifiers.</param>
/// <param name="activeDate">Active date.</param>
/// <param name="priceCalculationMode">Price calculation mode.</param>
/// <param name="discountCalculationMode">Discount calculation mode.</param>
/// <returns>A new instance of the <see cref="PriceContext"/> class.</returns>
public static PriceContext CreatePriceContext(
RequestContext requestContext,
IPricingDataAccessor pricingDataManager,
PriceParameters priceParameters,
ICurrencyOperations currencyAndRoundingHelper,
ISet <string> itemIds,
ISet <long> catalogIds,
DateTimeOffset activeDate,
PricingCalculationMode priceCalculationMode,
DiscountCalculationMode discountCalculationMode)
{
if (requestContext == null)
{
throw new ArgumentNullException("requestContext");
}
PriceContext priceContext = new PriceContext
{
CurrencyAndRoundingHelper = currencyAndRoundingHelper,
ActiveDate = activeDate,
PriceParameters = priceParameters,
PriceCalculationMode = priceCalculationMode,
DiscountCalculationMode = discountCalculationMode,
};
PriceContextHelper.InitializePriceContextOfInferredProperties(priceContext, pricingDataManager, requestContext, itemIds, catalogIds, null);
return(priceContext);
}
/// <summary>
/// Gets the discount data.
/// </summary>
/// <param name="tradeAgreements">Trade agreement collection to calculate on.</param>
/// <param name="relation">The relation (line, multiline, total).</param>
/// <param name="itemRelation">The item relation.</param>
/// <param name="accountRelation">The account relation.</param>
/// <param name="itemCode">The item code (table, group, all).</param>
/// <param name="accountCode">The account code (table, group, all).</param>
/// <param name="quantityAmount">The quantity or amount that sets the minimum quantity or amount needed.</param>
/// <param name="priceContext">The price context.</param>
/// <param name="itemDimensions">The item dimensions.</param>
/// <param name="includeDimensions">A value indicating whether to include item dimensions.</param>
/// <returns>
/// A collection of discount agreement arguments.
/// </returns>
internal static ReadOnlyCollection <TradeAgreement> GetPriceDiscData(
List <TradeAgreement> tradeAgreements,
PriceDiscountType relation,
string itemRelation,
string accountRelation,
PriceDiscountItemCode itemCode,
PriceDiscountAccountCode accountCode,
decimal quantityAmount,
PriceContext priceContext,
ProductVariant itemDimensions,
bool includeDimensions)
{
accountRelation = accountRelation ?? string.Empty;
itemRelation = itemRelation ?? string.Empty;
string targetCurrencyCode = priceContext.CurrencyCode ?? string.Empty;
string inventColorId = (itemDimensions != null && itemDimensions.ColorId != null && includeDimensions) ? itemDimensions.ColorId : string.Empty;
string inventSizeId = (itemDimensions != null && itemDimensions.SizeId != null && includeDimensions) ? itemDimensions.SizeId : string.Empty;
string inventStyleId = (itemDimensions != null && itemDimensions.StyleId != null && includeDimensions) ? itemDimensions.StyleId : string.Empty;
string inventConfigId = (itemDimensions != null && itemDimensions.ConfigId != null && includeDimensions) ? itemDimensions.ConfigId : string.Empty;
DateTime today = priceContext.ActiveDate.DateTime;
DateTime noDate = new DateTime(1900, 1, 1);
ReadOnlyCollection <TradeAgreement> foundAgreements;
foundAgreements = GetAgreementsFromCollection(tradeAgreements, relation, itemRelation, accountRelation, itemCode, accountCode, quantityAmount, targetCurrencyCode, inventColorId, inventSizeId, inventStyleId, inventConfigId, today, noDate);
return(foundAgreements);
}
/// <summary>
/// Create a new instance of the <see cref="PriceContext"/> class for price calculation.
/// </summary>
/// <param name="pricingDataManager">Pricing data manager.</param>
/// <param name="currencyAndRoundingHelper">Currency and rounding helper.</param>
/// <param name="priceCalculationMode">Price calculation mode.</param>
/// <param name="discountCalculationMode">Discount calculation mode.</param>
/// <param name="itemIds">Item Ids.</param>
/// <param name="catalogIds">Catalog identifiers.</param>
/// <param name="affiliationLoyaltyTiers">Affiliation or loyalty tier identifiers.</param>
/// <param name="customerId">Customer Id.</param>
/// <param name="customerPriceGroup">Customer price group.</param>
/// <param name="priceIncludesTax">Price includes tax.</param>
/// <param name="currencyCode">Currency code.</param>
/// <param name="activeDate">Active date.</param>
/// <returns>A new instance of the <see cref="PriceContext"/> class.</returns>
public static PriceContext CreatePriceContext(
IPricingDataAccessor pricingDataManager,
ICurrencyOperations currencyAndRoundingHelper,
PricingCalculationMode priceCalculationMode,
DiscountCalculationMode discountCalculationMode,
ISet <string> itemIds,
ISet <long> catalogIds,
IEnumerable <AffiliationLoyaltyTier> affiliationLoyaltyTiers,
string customerId,
string customerPriceGroup,
bool priceIncludesTax,
string currencyCode,
DateTimeOffset activeDate)
{
PriceContext priceContext = CreatePriceContext(
pricingDataManager,
currencyAndRoundingHelper,
priceCalculationMode,
discountCalculationMode,
itemIds,
catalogIds,
affiliationLoyaltyTiers,
customerId,
customerPriceGroup,
string.Empty,
string.Empty,
string.Empty,
priceIncludesTax,
currencyCode,
activeDate);
return(priceContext);
}
private static ReadOnlyCollection <PeriodicDiscount> GetRetailDiscounts(
IEnumerable <SalesLine> salesLines,
PriceContext priceContext,
IPricingDataAccessor pricingDataManager,
QueryResultSettings settings)
{
// don't do lookup if there aren't any price groups to search by
HashSet <string> allPriceGroups = PriceContextHelper.GetAllPriceGroupsForDiscount(priceContext);
if (allPriceGroups.Count == 0)
{
return(new ReadOnlyCollection <PeriodicDiscount>(new PeriodicDiscount[0]));
}
var items = salesLines.Select(l => new ItemUnit
{
ItemId = l.ItemId,
VariantInventoryDimensionId = l.InventoryDimensionId ?? string.Empty,
UnitOfMeasure = Discount.GetUnitOfMeasure(l),
});
ReadOnlyCollection <PeriodicDiscount> discounts =
pricingDataManager.ReadRetailDiscounts(items, allPriceGroups, priceContext.ActiveDate, priceContext.ActiveDate, priceContext.CurrencyCode, settings) as ReadOnlyCollection <PeriodicDiscount>;
ReadOnlyCollection <PeriodicDiscount> validDiscounts =
discounts.Where(d => InternalValidationPeriod.ValidateDateAgainstValidationPeriod((DateValidationType)d.DateValidationType, d.ValidationPeriod, d.ValidFromDate, d.ValidToDate, priceContext.ActiveDate)).AsReadOnly();
return(validDiscounts);
}
/// <summary>
/// Generate discount lines for the applied discount application.
/// </summary>
/// <param name="appliedDiscountApplication">The applied discount application.</param>
/// <param name="discountableItemGroups">The discountable item groups.</param>
/// <param name="priceContext">The price context.</param>
public override void GenerateDiscountLines(
AppliedDiscountApplication appliedDiscountApplication,
DiscountableItemGroup[] discountableItemGroups,
PriceContext priceContext)
{
// Nothing here, already generated in GetAppliedDiscountApplication.
}
/// <summary>
/// Initializes a new instance of the DiscountableItemGroup class with no SalesLine items included.
/// </summary>
/// <param name="priceContext">Price context.</param>
private DiscountableItemGroup(PriceContext priceContext)
{
this.discountLineQuantitiesNonCompounded = new List <DiscountLineQuantity>();
this.discountLineQuantitiesCompounded = new List <DiscountLineQuantity>();
this.salesLines = new List <SalesLine>();
this.Quantity = 0M;
this.priceContext = priceContext;
}
public void ZeroShouldNotMatchNullWhenSelectExisting()
{
using (var db = new PriceContext())
{
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 1), Name = "ERICB", Value = 80
});
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 2), Name = "ERICB", Value = 81
});
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 3), Name = "ERICB", Value = 82
});
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 4), Name = "ERICB", Value = 0
});
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 5), Name = "ERICB", Value = 86
});
db.SaveChanges();
var prices = new[]
{
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 1), Name = "ERICB", Value = 80
}),
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 2), Name = "ERICB", Value = 81
}),
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 3), Name = "ERICB", Value = 82
}),
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 4), Name = "ERICB", Value = null
}),
db.Prices.Add(new Price()
{
Date = new DateTime(2019, 1, 5), Name = "ERICB", Value = 86
})
};
var existing = db.BulkSelectExisting <Price, Price>(
new BulkSelectRequest <Price>(new[] { "Date", "Name", "Value" }, prices));
Assert.AreEqual(4, existing.Count);
Assert.AreSame(prices[0], existing[0]);
Assert.AreSame(prices[1], existing[1]);
Assert.AreSame(prices[2], existing[2]);
Assert.AreSame(prices[4], existing[3]);
}
}
/// <summary>
/// Get all applicable price price groups from price context.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <param name="itemCatalogIds">Item catalog identifiers.</param>
/// <returns>All applicable price price groups.</returns>
/// <remarks>We could have made it an C# extension. Leave it here for all price context logic.</remarks>
public static ISet <string> GetApplicablePriceGroupsForPrice(PriceContext priceContext, ISet <long> itemCatalogIds)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
return(GetApplicablePriceGroups(priceContext, GetAllPriceGroupsExceptCatalogsForPrice(priceContext), itemCatalogIds));
}
/// <summary>
/// Add channel price groups.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <param name="priceGroups">Price groups.</param>
/// <remarks>This is private. Exposed as internal for test.</remarks>
internal static void AddChannelPriceGroups(PriceContext priceContext, IEnumerable <PriceGroup> priceGroups)
{
AddPriceGroupsToCollections(
priceGroups,
priceContext.ChannelPriceGroups,
priceContext.PriceGroupIdsToRecordIdsDictionary,
priceContext.RecordIdsToPriceGroupIdsDictionary,
priceContext.PriceGroupIdToPriorityDictionary);
}
public Form1(Pubulish pubulish, string keyWord)
{
InitializeComponent();
pubulish.ButtonClick += Pubulish_ButtonClick;
context = new PriceContext();
listView1.GridLines = true;
listView1.FullRowSelect = true;
this.keyWord = keyWord;
}
/// <summary>
/// Check whether it is applicable for price.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <param name="pricePriceGroups">Price price groups.</param>
/// <param name="itemCatalogIds">Item catalog identifiers.</param>
/// <returns>True if it is applicable.</returns>
public static bool IsApplicableForPrice(PriceContext priceContext, ISet <string> pricePriceGroups, ISet <long> itemCatalogIds)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
return(IsApplicable(pricePriceGroups, GetApplicablePriceGroupsForPrice(priceContext, itemCatalogIds)));
}
/// <summary>
/// Get all price groups for price from price context.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <returns>All price groups for price.</returns>
/// <remarks>We could have made it an C# extension. Leave it here for all price context logic.</remarks>
public static ISet <string> GetAllPriceGroupsForPrice(PriceContext priceContext)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
return(GetAllPriceGroups(priceContext, GetAllPriceGroupsExceptCatalogsForPrice(priceContext)));
}
/// <summary>
/// This method will calculate the prices for the whole sales transaction.
/// </summary>
/// <param name="salesTransaction">Sales transaction.</param>
/// <param name="pricingDataManager">Provides access to the pricing data to the pricing calculation.</param>
/// <param name="currencyAndRoundingHelper">Currency and rounding helper.</param>
/// <param name="customerPriceGroup">Customer price group.</param>
/// <param name="currencyCode">Current code.</param>
/// <param name="activeDate">Active date time offset for price.</param>
/// <remarks>Parallel processing has been disabled, but we leave parameter here for backward compatibility.</remarks>
public static void CalculatePricesForTransaction(
SalesTransaction salesTransaction,
IPricingDataAccessor pricingDataManager,
ICurrencyOperations currencyAndRoundingHelper,
string customerPriceGroup,
string currencyCode,
DateTimeOffset activeDate)
{
if (salesTransaction == null)
{
throw new ArgumentNullException("salesTransaction");
}
if (pricingDataManager == null)
{
throw new ArgumentNullException("pricingDataManager");
}
if (currencyAndRoundingHelper == null)
{
throw new ArgumentNullException("currencyAndRoundingHelper");
}
ISet <long> catalogIds = PriceContextHelper.GetCatalogIds(salesTransaction);
IEnumerable <AffiliationLoyaltyTier> affiliationLoyaltyTiers = PriceContextHelper.GetAffiliationLoyalTierIds(salesTransaction);
ISet <string> itemIds = PriceContextHelper.GetItemIds(salesTransaction);
PriceContext priceContext = PriceContextHelper.CreatePriceContext(
pricingDataManager,
currencyAndRoundingHelper,
PricingCalculationMode.Transaction,
DiscountCalculationMode.None,
itemIds,
catalogIds,
affiliationLoyaltyTiers,
salesTransaction.CustomerId,
customerPriceGroup,
salesTransaction.IsTaxIncludedInPrice,
currencyCode,
activeDate);
bool isDiagnosticsCollected = GetCollectDiagnostics(salesTransaction);
if (isDiagnosticsCollected)
{
priceContext.IsDiagnosticsCollected = true;
priceContext.PricingEngineDiagnosticsObject = new PricingEngineDiagnosticsObject();
}
PricingEngine.CalculatePricesForSalesLines(salesTransaction.PriceCalculableSalesLines, priceContext, pricingDataManager);
if (isDiagnosticsCollected)
{
SetPricingEngineDiagnosticsObject(salesTransaction, priceContext.PricingEngineDiagnosticsObject);
}
}
private static void SetEffectiveDiscountPriorityFromPriceGroups(
Dictionary <string, DiscountBase> discountsLookup,
PriceContext priceContext)
{
foreach (KeyValuePair <string, DiscountBase> pair in discountsLookup)
{
DiscountBase discount = pair.Value;
SetEffectiveDiscounDiscountPriorityFromPriceGroups(discount, priceContext);
}
}
private static HashSet <string> GetAllPriceGroups(PriceContext priceContext, HashSet <string> allPriceGroupsExceptCatalogs)
{
HashSet <string> allPriceGroups = new HashSet <string>(allPriceGroupsExceptCatalogs);
foreach (KeyValuePair <long, ISet <string> > priceGroups in priceContext.CatalogPriceGroups)
{
allPriceGroups.UnionWith(priceGroups.Value);
}
return(allPriceGroups);
}
private static HashSet <string> GetAllPriceGroupsExceptCatalogsForPrice(PriceContext priceContext)
{
HashSet <string> allPriceGroupsExceptCatalogsForPrice = GetAllPriceGroupsExceptCatalogsForDiscount(priceContext);
if (!string.IsNullOrWhiteSpace(priceContext.CustomerPriceGroup))
{
allPriceGroupsExceptCatalogsForPrice.Add(priceContext.CustomerPriceGroup);
}
return(allPriceGroupsExceptCatalogsForPrice);
}
/// <summary>
/// Get all price group identifiers from price context.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <returns>All price groups.</returns>
public static IEnumerable <long> GetAllPriceGroupIdsForDiscount(PriceContext priceContext)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
HashSet <string> groups = GetAllPriceGroupsForDiscount(priceContext);
return(priceContext.PriceGroupIdsToRecordIdsDictionary.Where(p => groups.Contains(p.Key)).Select(p => p.Value));
}
/// <summary>
/// Apply the discount applications, taking into account previously applied discounts.
/// </summary>
/// <param name="discountableItemGroups">The line items in the transaction.</param>
/// <param name="remainingQuantities">The quantities remaining for each item.</param>
/// <param name="appliedDiscounts">The previously applied discounts.</param>
/// <param name="priceContext">The pricing context to use.</param>
/// <returns>The value of this application of the discount.</returns>
public AppliedDiscountApplication Apply(
DiscountableItemGroup[] discountableItemGroups,
decimal[] remainingQuantities,
IEnumerable <AppliedDiscountApplication> appliedDiscounts,
PriceContext priceContext)
{
return(this.Discount.GetAppliedDiscountApplication(
discountableItemGroups,
remainingQuantities,
appliedDiscounts,
this,
priceContext));
}
public static void SeedPrice(PriceContext context)
{
if (!context.Price.Any())
{
var priceData = System.IO.File.ReadAllText("../SeedData/Data/PriceSeedJson.json");
var price = JsonConvert.DeserializeObject <List <Prica> >(priceData);
foreach (var prica in price)
{
context.Price.Add(prica);
}
context.SaveChanges();
}
}
public static void SeedQuestions(PriceContext context)
{
if (!context.Pitanja.Any())
{
var pitanjaData = System.IO.File.ReadAllText("../SeedData/Data/PitanjaSeedJson.json");
var pitanja = JsonConvert.DeserializeObject <List <Pitanje> >(pitanjaData);
foreach (var prica in pitanja)
{
context.Pitanja.Add(prica);
}
context.SaveChanges();
}
}
/// <summary>
/// Get item by item identifier.
/// </summary>
/// <param name="priceContext">Price context.</param>
/// <param name="itemId">Item identifier.</param>
/// <returns>The item.</returns>
public static Item GetItem(PriceContext priceContext, string itemId)
{
if (priceContext == null)
{
throw new ArgumentNullException("priceContext");
}
Item item = null;
priceContext.ItemCache.TryGetValue(itemId, out item);
return(item);
}
/// <summary>
/// Implements the IPricingCalculator interface to calculate item price trade agreement prices.
/// </summary>
/// <param name="salesLines">The item lines which need prices.</param>
/// <param name="priceContext">The configuration of the overall pricing context for the calculation.</param>
/// <param name="pricingDataManager">Instance of pricing data manager to access pricing data.</param>
/// <returns>Sets of possible price lines keyed by item line Id.</returns>
public Dictionary <string, IEnumerable <PriceLine> > CalculatePriceLines(
IEnumerable <SalesLine> salesLines,
PriceContext priceContext,
IPricingDataAccessor pricingDataManager)
{
Tuple <DateTimeOffset, DateTimeOffset> dateRange = PricingEngine.GetMinAndMaxActiveDates(salesLines, priceContext.ActiveDate);
// look up all trade agreements for given items and context
HashSet <string> itemIds = new HashSet <string>(salesLines.Select(s => s.ItemId).Distinct(), StringComparer.OrdinalIgnoreCase);
ReadOnlyCollection <TradeAgreement> tradeAgreements = pricingDataManager.ReadPriceTradeAgreements(
itemIds,
PriceContextHelper.GetAllPriceGroupsForPrice(priceContext),
priceContext.CustomerAccount,
dateRange.Item1,
dateRange.Item2,
priceContext.CurrencyCode,
QueryResultSettings.AllRecords) as ReadOnlyCollection <TradeAgreement>;
if (priceContext.IsDiagnosticsCollected && tradeAgreements.Any())
{
priceContext.PricingEngineDiagnosticsObject.AddTradeAgreementsConsidered(tradeAgreements.ToList());
}
var agreementsByItemId = IndexAgreementsByItemId(tradeAgreements);
var discountParameters = DiscountParameters.CreateAndInitialize(priceContext.PriceParameters);
Dictionary <string, IEnumerable <PriceLine> > itemPriceLines;
Dictionary <string, decimal> itemQuantites = null;
if (priceContext.PriceCalculationMode == PricingCalculationMode.Transaction)
{
itemQuantites = GetItemQuantities(salesLines);
}
itemPriceLines = new Dictionary <string, IEnumerable <PriceLine> >(StringComparer.OrdinalIgnoreCase);
foreach (SalesLine salesLine in salesLines)
{
Tuple <decimal, string> priceCustPriceGroup = CalculateAgreementPriceLine(salesLines, salesLine, priceContext, agreementsByItemId, discountParameters, itemQuantites);
if (priceCustPriceGroup.Item1 != decimal.Zero)
{
itemPriceLines.Add(salesLine.LineId, new List <PriceLine>(1)
{
ConstructTradeAgreementPriceLine(priceCustPriceGroup)
});
}
}
return(itemPriceLines);
}
private static void InitializeItemCache(
PriceContext priceContext,
IPricingDataAccessor pricingDataManager,
ISet <string> itemIds)
{
if (itemIds != null && itemIds.Count > 0)
{
ReadOnlyCollection <Item> items = pricingDataManager.GetItems(itemIds) as ReadOnlyCollection <Item>;
foreach (Item item in items)
{
priceContext.ItemCache.Add(item.ItemId, item);
}
}
}
