using DTS.Common.Enums.DBExport;
using DTS.Common.Import.Interfaces;
using DTS.Common.Interface.Groups.GroupList;
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 XMLParseCustomerDetails : XMLParseBase
    {
        public XMLParseCustomerDetails(XmlElement root, double importedVersion, Func<bool> isCancelled = null) : base(root, importedVersion, isCancelled)
        {
        }
        public IImportNotification ImportNotification { get; set; }
        public override void Parse(ref ImportObject importObject)
        {
            ImportNotification?.SetStatus(new ImportStatus { PossibleStatus = Enums.PossibleStatus.Reading, ExtraStatus = Enums.ImportExtraStatus.ReadingCustomerDetails });
            var customerDetails = ParseCustomerDetails(_root);
            var newRoot = ConvertCustomerDetails(customerDetails);
            customerDetails = ParseCustomerDetails(newRoot);
            importObject.AddCustomerDetailsList(customerDetails);
        }

        private XmlElement ConvertCustomerDetails(IEnumerable<ISO.CustomerDetails> customerDetails)
        {
            _writer.WriteStartElement(TopLevelFields.CustomerDetails.ToString());
            foreach (var c in customerDetails)
            {
                _writer.Flush();
                c.WriteXML(ref _writer);
                _writer.Flush();
            }

            _writer.WriteEndElement();
            return GetXmlElement();
        }
        private List<ISO.CustomerDetails> ParseCustomerDetails(XmlElement root)
        {
            List<ISO.CustomerDetails> customerDetails = new List<ISO.CustomerDetails>();
            foreach (var node in root.ChildNodes)
            {
                if (IsCancelled()) { return customerDetails; }
                if (node is XmlElement)
                {
                    customerDetails.Add(ISO.CustomerDetails.ReadXML(node as XmlElement));
                }
            }
            return customerDetails;
        }
    }
}