// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System.Collections;
using System.Xml.Serialization;

namespace System.Xml.Schema
{
    public class XmlSchemaSimpleTypeRestriction : XmlSchemaSimpleTypeContent
    {
        private XmlQualifiedName _baseTypeName = XmlQualifiedName.Empty;
        private XmlSchemaSimpleType? _baseType;
        private readonly XmlSchemaObjectCollection _facets = new XmlSchemaObjectCollection();

        [XmlAttribute("base")]
        public XmlQualifiedName BaseTypeName
        {
            get { return _baseTypeName; }
            set { _baseTypeName = value ?? XmlQualifiedName.Empty; }
        }

        [XmlElement("simpleType", typeof(XmlSchemaSimpleType))]
        public XmlSchemaSimpleType? BaseType
        {
            get { return _baseType; }
            set { _baseType = value; }
        }

        [XmlElement("length", typeof(XmlSchemaLengthFacet)),
         XmlElement("minLength", typeof(XmlSchemaMinLengthFacet)),
         XmlElement("maxLength", typeof(XmlSchemaMaxLengthFacet)),
         XmlElement("pattern", typeof(XmlSchemaPatternFacet)),
         XmlElement("enumeration", typeof(XmlSchemaEnumerationFacet)),
         XmlElement("maxInclusive", typeof(XmlSchemaMaxInclusiveFacet)),
         XmlElement("maxExclusive", typeof(XmlSchemaMaxExclusiveFacet)),
         XmlElement("minInclusive", typeof(XmlSchemaMinInclusiveFacet)),
         XmlElement("minExclusive", typeof(XmlSchemaMinExclusiveFacet)),
         XmlElement("totalDigits", typeof(XmlSchemaTotalDigitsFacet)),
         XmlElement("fractionDigits", typeof(XmlSchemaFractionDigitsFacet)),
         XmlElement("whiteSpace", typeof(XmlSchemaWhiteSpaceFacet))]
        public XmlSchemaObjectCollection Facets
        {
            get { return _facets; }
        }

        internal override XmlSchemaObject Clone()
        {
            XmlSchemaSimpleTypeRestriction newRestriction = (XmlSchemaSimpleTypeRestriction)MemberwiseClone();
            newRestriction.BaseTypeName = _baseTypeName.Clone();
            return newRestriction;
        }
    }
}