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OlgunR
2026-05-21 14:35:02 +02:00
parent b315aead20
commit dc551c2313
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64
DXApp.TemplateKitProject/Services/ZugferdParserService.cs Normal file
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namespace DXApp.TemplateKitProject.Services;
using DXApp.TemplateKitProject.Models;
using System.Xml.Linq;
public class ZugferdParserService
{
// ZUGFeRD v2 / Factur-X Namespaces
private static readonly XNamespace Ram = "urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100";
private static readonly XNamespace Rsm = "urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100";
private static readonly XNamespace Udt = "urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100";
public ZugferdInvoice Parse(string xml)
{
var doc = XDocument.Parse(xml);
var root = doc.Root!;
var header = root.Element(Rsm + "ExchangedDocument");
var trade = root.Element(Rsm + "SupplyChainTradeTransaction");
var agreement = trade?.Element(Ram + "ApplicableHeaderTradeAgreement");
var settlement = trade?.Element(Ram + "ApplicableHeaderTradeSettlement");
return new ZugferdInvoice
{
InvoiceNumber = header?.Element(Ram + "ID")?.Value ?? string.Empty,
InvoiceDate = ParseDate(header?.Element(Ram + "IssueDateTime")
?.Element(Udt + "DateTimeString")?.Value),
SellerName = agreement?.Element(Ram + "SellerTradeParty")
?.Element(Ram + "Name")?.Value ?? string.Empty,
SellerTaxId = agreement?.Element(Ram + "SellerTradeParty")
?.Element(Ram + "SpecifiedTaxRegistration")
?.Element(Ram + "ID")?.Value ?? string.Empty,
BuyerName = agreement?.Element(Ram + "BuyerTradeParty")
?.Element(Ram + "Name")?.Value ?? string.Empty,
CurrencyCode = settlement?.Element(Ram + "InvoiceCurrencyCode")?.Value ?? "EUR",
TotalAmount = ParseDecimal(settlement?.Element(Ram + "SpecifiedTradeSettlementHeaderMonetarySummation")
?.Element(Ram + "GrandTotalAmount")?.Value),
TaxAmount = ParseDecimal(settlement?.Element(Ram + "SpecifiedTradeSettlementHeaderMonetarySummation")
?.Element(Ram + "TaxTotalAmount")?.Value),
Iban = settlement?.Element(Ram + "SpecifiedTradeSettlementPaymentMeans")
?.Element(Ram + "PayeePartyCreditorFinancialAccount")
?.Element(Ram + "IBANID")?.Value ?? string.Empty,
RawXml = xml,
ImportedAt = DateTime.UtcNow
};
}
private static DateTime ParseDate(string? value)
{
if (string.IsNullOrWhiteSpace(value)) return DateTime.MinValue;
return DateTime.TryParseExact(value, "yyyyMMdd",
System.Globalization.CultureInfo.InvariantCulture,
System.Globalization.DateTimeStyles.None, out var dt) ? dt : DateTime.MinValue;
}
private static decimal ParseDecimal(string? value)
=> decimal.TryParse(value,
System.Globalization.NumberStyles.Any,
System.Globalization.CultureInfo.InvariantCulture, out var d) ? d : 0m;
}