using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace GreenTree.Nachtragsmanagement.Web.Models.Deviation
{
    public class DeviationDataModel
    {
        public int Id { get; set; }
        public string CustomNumber { get; set; }
        public DateTime ReceiptDate { get; set; }
        public decimal Value { get; set; }
        public int StatusId { get; set; }
        public string StatusDescription { get; set; }
        public int DisturbanceId { get; set; }
        public string DisturbanceDescription { get; set; }
        public int KindId { get; set; }
        public string KindDescription { get; set; }
        public string Comment { get; set; }
        public string AppendixDescription { get; set; }
        public int? AppendixId { get; set; }

        public static DeviationDataModel FromDeviation(Core.Domain.Deviation.Deviation deviationEntity, bool newWhenIsNull)
        {
            if (deviationEntity == null && newWhenIsNull)
                return new DeviationDataModel
                {
                    Id = -1
                };

            if (deviationEntity == null && !newWhenIsNull)
                throw new ArgumentNullException("deviationEntity", "Cannot create DeviationDataModel from NULL deviation entity.");

            return new DeviationDataModel
            {
                Id = deviationEntity.Id,
                CustomNumber = deviationEntity.CustomNumber,
                ReceiptDate = deviationEntity.ReceiptDate,
                Value = deviationEntity.Value.Value,
                AppendixId = deviationEntity.AppendixId,
                AppendixDescription = deviationEntity.Appendix == null
                    ? null
                    : deviationEntity.Appendix.CustomNumber,
                StatusId = deviationEntity.StatusId.Value,
                StatusDescription = deviationEntity.Status == null
                    ? null
                    : deviationEntity.Status.Description,
                DisturbanceId = deviationEntity.DisturbanceId.Value,
                DisturbanceDescription = deviationEntity.Disturbance == null
                    ? null
                    : deviationEntity.Disturbance.Description,
                KindId = deviationEntity.KindId.Value,
                KindDescription = deviationEntity.Kind == null
                    ? null
                    : deviationEntity.Kind.Description,
                Comment = deviationEntity.Comment
            };
        }

        public Core.Domain.Deviation.Deviation ToDeviation()
        {
            return new Core.Domain.Deviation.Deviation
            {
                Id = this.Id,
                CustomNumber = this.CustomNumber,
                ReceiptDate = this.ReceiptDate,
                Value = this.Value,
                AppendixId = this.AppendixId,
                StatusId = this.StatusId,
                DisturbanceId = this.DisturbanceId,
                KindId = this.KindId,
                Comment = this.Comment
            };
        }
    }
}