using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using ChangKeTec.Wms.Models.Enums;
using CK.SCP.Models;

namespace ChangKeTec.Wms.Models.Wms
{
    public partial class TF_PO_DETAIL
    {
        [DatabaseGenerated(DatabaseGeneratedOption.Computed)]
        public int UID { get; set; }

        [NotMapped]
        public string 明细状态 => ((EnumFormState)State).ToString();

        [Key]
        [Column(Order = 0)]
        [StringLength(50)]
        [DisplayName("订单号")]
        public string BillNum { get; set; }

        [Key]
        [Column(Order = 1)]
        [DatabaseGenerated(DatabaseGeneratedOption.None)]
        [DisplayName("行号")]
        public int LineNum { get; set; }


        [Required(AllowEmptyStrings = true)]
        [StringLength(50)]
        [DisplayName("零件号")]
        public string PartCode { get; set; }

        [NotMapped]
        [DisplayName("描述一")]
        public string PartDesc1 => WmsCache.GetPartDesc1(PartCode);

        [NotMapped]
        [DisplayName("描述二")]
        public string PartDesc2 => WmsCache.GetPartDesc2(PartCode);

        [NotMapped]
        [DisplayName("供应商零件号")]
        public string VendPartCode => WmsCache.GetVendPartCode(VendId, PartCode);


        [Column(TypeName = "money")]
        [DisplayName("订购数量")]
        public decimal BillQty { get; set; }

        [Column(TypeName = "money")]
        [DisplayName("已结数量")]
        public decimal ClosedQty { get; set; }

        [NotMapped]
        [DisplayName("未结数量")]
        public decimal OpenQty => BillQty - ClosedQty;

        [Column(TypeName = "money")]
        [DisplayName("标包量")]
        public decimal PackQty { get; set; }

        [StringLength(50)]
        [DisplayName("采购单位")]
        public string PoUnit { get; set; }

        [StringLength(50)]
        [DisplayName("存储单位")]
        public string LocUnit { get; set; }

        [Column(TypeName = "money")]
        [DisplayName("单价")]
        public decimal Price { get; set; }

        [NotMapped]
        [DisplayName("订货日期")]
        public DateTime? BillTIme => GetBillTime(BillNum);

        [Column(TypeName = "date")]
        [DisplayName("截止日期")]
        public DateTime? DueDate { get; set; }

        
        public int State { get; set; }


        [StringLength(200)]
        [DisplayName("备注")]
        public string Remark { get; set; }

        public decimal UmConv { get; set; } = 1;

        [NotMapped]
        [DisplayName("供应商编号")]
        public string VendId => GetVendId(BillNum);

        [NotMapped]
        [DisplayName("供应商名称")]
        public string VendName => WmsCache.GetVenderName(VendId);

        [NotMapped]
        [DisplayName("供应商简码")]
        public string VendAbbr => WmsCache.GetVendAbbr(VendId);

        //[NotMapped]
        //[DisplayName("QLevel")]
        //public string QLevel => WmsCache.GetPartQlevel(PartCode);


        List<TF_PO> _poList = new List<TF_PO>();
        private string GetVendId(string billNum)
        {
            var db = EntitiesFactory.CreateWmsInstance();
            if (_poList.Count == 0)
                _poList = db.TF_PO.ToList();
            var po = _poList.FirstOrDefault(p => p.BillNum == billNum);
            return po?.VendId ?? "";
        }
        private DateTime? GetBillTime(string billNum)
        {
            var db = EntitiesFactory.CreateWmsInstance();
            if (_poList.Count == 0)
                _poList = db.TF_PO.ToList();
            var po = _poList.FirstOrDefault(p => p.BillNum == billNum);
            return po?.BillTime;
        }
    }
}