using DataPROWin7.DataModel;
using DTS.Common.Enums.DBExport;
using DTS.Common.Import.Interfaces;
using DTS.Common.Interface.Groups.GroupList;
using DTS.Common.ISO;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;

namespace DTS.Common.Import.XML
{
    public class XMLPre20ParseDASList : XMLParseBase
    {
        private readonly XMLParseDASList _xmlParseDASList;
        public XMLPre20ParseDASList(XmlElement root, double importedVersion, XMLParseDASList xmlParseDASList, Func<bool> isCancelled = null) : base(root, importedVersion, isCancelled)
        {
            _xmlParseDASList = xmlParseDASList;
        }
        public List<DASHardware> ParsePre20DASList(XmlElement root)
        {
            List<DASHardware> dasList = new List<DASHardware>();
            foreach (var node in root.ChildNodes)
            {
                if (node is XmlElement)
                {
                    var isoHardware = DataPROWin7.DataModel.DASHardware.ReadXML(node as XmlElement);
                    dasList.Add(new DASHardware(isoHardware));
                }
            }
            return dasList;
        }

        private XmlElement MigratePre20DASList(List<DASHardware> dasList)
        {
            _writer.WriteStartElement(TopLevelFields.DASList.ToString());
            var count = -1;
            foreach (var h in dasList)
            {
                h.SetDASId(count);
                count--;

                _writer.Flush();
                h.WriteXML(ref _writer);
                _writer.Flush();
            }
            _writer.WriteEndElement();
            return GetXmlElement();
        }


        public override void Parse(ref ImportObject importObject)
        {
            var dasList = ParsePre20DASList(_root);
            var newRoot = MigratePre20DASList(dasList);
            importObject.AddHardwareList(_xmlParseDASList.ParseDASList(newRoot));
        }

    }
}