/// <summary>
/// Get list of currency codes supported by current channel.
/// </summary>
/// <param name="context">Request context.</param>
/// <returns>Collection of currency codes.</returns>
private static IEnumerable <string> GetCurrencyCodeSupportedByChannel(RequestContext context)
{
GetChannelCurrenciesDataRequest dataRequest = new GetChannelCurrenciesDataRequest(QueryResultSettings.AllRecords);
IEnumerable <CurrencyAmount> currencies = context.Execute <EntityDataServiceResponse <CurrencyAmount> >(dataRequest).PagedEntityCollection.Results;
return(currencies.Select(c => c.CurrencyCode));
}
private EntityDataServiceResponse <CurrencyAmount> GetChannelCurrencies(GetChannelCurrenciesDataRequest request)
{
CurrencyDataManager manager = this.GetDataManagerInstance(request.RequestContext);
PagedResult <CurrencyAmount> currencies = manager.GetChannelCurrencies(request.QueryResultSettings);
return(new EntityDataServiceResponse <CurrencyAmount>(currencies));
}
/// <summary>
/// Gets all supported channel currency value and exchange rate for the given amount.
/// </summary>
/// <param name="request">Request contains the amount to be converted.</param>
/// <returns>The converted amount with exchange rates.</returns>
private static GetChannelCurrencyServiceResponse GetSupportedChannelCurrencies(GetChannelCurrencyServiceRequest request)
{
string fromCurrencyCode = request.CurrencyCode;
GetChannelCurrenciesDataRequest dataRequest = new GetChannelCurrenciesDataRequest(request.QueryResultSettings ?? QueryResultSettings.AllRecords);
PagedResult <CurrencyAmount> pagedChannelCurrencies = request.RequestContext.Execute <EntityDataServiceResponse <CurrencyAmount> >(dataRequest).PagedEntityCollection;
ReadOnlyCollection <CurrencyAmount> channelCurrencies = pagedChannelCurrencies.Results;
if (channelCurrencies == null || !channelCurrencies.Any())
{
NetTracer.Warning("Cannot find channel currencies");
return(new GetChannelCurrencyServiceResponse());
}
var currencyList = channelCurrencies.ToList();
foreach (var toCurrency in currencyList)
{
var getCurrencyValueRequest = new GetCurrencyValueServiceRequest(fromCurrencyCode, toCurrency.CurrencyCode, request.Amount);
GetCurrencyValueServiceResponse serviceResponse = GetCurrencyConversion(request.RequestContext, getCurrencyValueRequest);
toCurrency.ExchangeRate = serviceResponse.ExchangeRate;
toCurrency.ConvertedAmount = serviceResponse.ConvertedAmount;
toCurrency.RoundedConvertedAmount = serviceResponse.RoundedConvertedAmount;
}
var storeCurrencyList = currencyList.Where(currency => currency.ExchangeRate > 0M).ToList();
// If the from currency does not exists add to the list.
if (storeCurrencyList.All(currency => string.CompareOrdinal(currency.CurrencyCode, fromCurrencyCode) != 0))
{
CurrencyAmount conversionResult = GetFromCurrencyAmount(request.RequestContext, request.Amount, fromCurrencyCode);
storeCurrencyList.Add(conversionResult);
}
pagedChannelCurrencies.Results = storeCurrencyList.AsReadOnly();
return(new GetChannelCurrencyServiceResponse(pagedChannelCurrencies));
}
