using System;

using System.Xml.Serialization;

using System.Xml;

using System.IO;

​

//https://stackoverflow.com/questions/77028855/how-to-assign-id-property-a-type-other-than-string

​

// sample code i want to get

    //< cac:TaxTotal >

    //  < cbc:TaxAmount currencyID = "DKK" > 37.50 </ cbc:TaxAmount >

    //  < cac:TaxSubtotal >

    //    < cbc:TaxableAmount currencyID = "DKK" > 150.00 </ cbc:TaxableAmount >

    //    < cbc:TaxAmount currencyID = "DKK" > 37.50 </ cbc:TaxAmount >

    //    < cac:TaxCategory >

    //      < cbc:ID schemeID = "urn:oioubl:id:taxcategoryid-1.1" schemeAgencyID="320">StandardRated</cbc:ID >

    //      < cbc:Percent > 25.00 </ cbc:Percent >

    //      < cac:TaxScheme >

    //        < cbc:ID schemeID = "urn:oioubl:id:taxschemeid-1.1" > 63 </ cbc:ID >

    //        < cbc:Name > Moms </ cbc:Name >

    //        < cbc:CurrencyCode > DKK </ cbc:CurrencyCode >

    //      </ cac:TaxScheme >

    //    </ cac:TaxCategory >

    //  </ cac:TaxSubtotal >

    //</ cac:TaxTotal >

​

public class Program

{

    public static void Main()

    {

        Invoice invoice = new Invoice()

        {

            TaxTotal = new TaxTotal()

            {

                TaxAmount = new MonetaryValue("DKK", 40.00M),

                TaxSubtotal = new TaxSubtotal()

                {

                    TaxableAmount = new MonetaryValue("DKK", 40.00M),

                    TaxAmount = new MonetaryValue("DKK", 40.00M),

                    TaxCategory = new TaxCategory()

                    {

                        ID = new TaxCategoryId(),

                        Percent = 25.00m,

                        TaxScheme = new TaxScheme()

                        {

                            ID = new TaxSchemeId("63"),

                            Name = "Moms",

                            CurrencyCode = "DKK"

                        }

                    }

                }

            }

        };

​

        SerializeAndPrintToConsole(invoice);

        Console.WriteLine("Hello World");

    }

​

    public static void SerializeAndPrintToConsole(Invoice taxScheme)

    {

        XmlSerializer serializer = new XmlSerializer(typeof(Invoice));

​

        XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();

        namespaces.Add("cac", "urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2");

        namespaces.Add("cbc", "urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2");

        namespaces.Add("ccts", "urn:oasis:names:specification:ubl:schema:xsd:CoreComponentParameters-2");

        namespaces.Add("udt", "urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2");

        namespaces.Add("", "urn:oasis:names:specification:ubl:schema:xsd:Invoice-2");

​

        StringWriter stringWriter = new StringWriter();

​

        serializer.Serialize(stringWriter, taxScheme, namespaces);

​

        string xmlString = stringWriter.ToString();

​

        Console.WriteLine("Serialized XML:");

        Console.WriteLine(xmlString);

    }

}

​

[XmlRoot(Namespace = XML_Namespaces_OIOUBL2.CDC)] // Mysterious fix

public class TaxScheme

{

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public TaxSchemeId ID { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public string Name { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public string CurrencyCode { get; set; }

}

​

public class TaxSchemeId

{

    [XmlAttribute("schemeID")]

    public string SchemeID { get; set; }

​

    [XmlText]

    public string Value { get; set; }

​

    public TaxSchemeId(string value)

    {

        SchemeID = "urn:oioubl:id:taxschemeid-1.1";

        Value = value;

    }

​

    public TaxSchemeId() { }

}

​

[XmlRoot(Namespace = "urn:oasis:names:specification:ubl:schema:xsd:Invoice-2")]

public class Invoice

{

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CAC)]

    public TaxTotal TaxTotal { get; set; }

}

​

public class TaxTotal

{

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public MonetaryValue TaxAmount { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CAC)]

    public TaxSubtotal TaxSubtotal { get; set; }

}

​

public class TaxSubtotal

{

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public MonetaryValue TaxableAmount { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public MonetaryValue TaxAmount { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CAC)]

    public TaxCategory TaxCategory { get; set; }

}

​

public class TaxCategory

{

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public TaxCategoryId ID { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CDC)]

    public decimal Percent { get; set; }

​

    [XmlElement(Namespace = XML_Namespaces_OIOUBL2.CAC)]

    public TaxScheme TaxScheme { get; set; }

}

​

public class TaxCategoryId

{

    [XmlAttribute("schemeID")]

    public string SchemeID { get; set; }

​

    [XmlAttribute("schemeAgencyID")]

    public string SchemeAgencyID { get; set; }

​

    [XmlText]

    public string Value { get; set; }

​

    public TaxCategoryId()

    {

        SchemeID = "urn:oioubl:id:taxcategoryid-1.1";

        SchemeAgencyID = "320";

        Value = "test";

    }

}

​

public class MonetaryValue

{

    [XmlAttribute("currencyID")]

    public string CurrencyID { get; set; }

​

    [XmlText]

    public decimal Value { get; set; }

​

    public MonetaryValue(string currencyID, decimal value)

    {

        CurrencyID = currencyID;

        Value = value;

    }

​

    public MonetaryValue(){}

}

​

public static class XML_Namespaces_OIOUBL2

{

    public const string CDC = "urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2";

    public const string CAC = "urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2";

}