using MES.Service.DB;
using System.Data;
using System.Globalization;
using MES.Service.Dto.webApi;
using MES.Service.Modes;
using SqlSugar;

namespace MES.Service.service.BasicData;

public class SalesOrderManager : Repository<SalesOrder>
{
    //当前类已经继承了 Repository 增、删、查、改的方法

    private readonly SalesOrderDetailManager _SalesOrderDetailManager = new();
    //ErpSalesOrder
    public bool Save(ErpSalesOrder SalesOrder)
    {
        var erpSalesOrderDto = SalesOrder.OrderDto;
        var mesSalesOrder = ConvertErpToSalesOrder(SalesOrder.OrderDto);
        var mesSalesOrderDatas = ConvertErpToSalesOrderDetail(SalesOrder.Items);

        return UseTransaction(db =>
        {
            switch (erpSalesOrderDto.Type)
            {
                case "3":
                    return DeleteData(db, mesSalesOrder, mesSalesOrderDatas) ? 1 : 0;
                case "2":
                case "4":
                case "5":
                    return SaveOrUpdateData(db, mesSalesOrder, mesSalesOrderDatas, erpSalesOrderDto.Type)  ? 1: 0;
                default:
                    throw new NotImplementedException( $"type没有{erpSalesOrderDto.Type}这个类型");
            }
        }) > 0;
    }

    private bool DeleteData(SqlSugarScope db, SalesOrder mesSalesOrder,List<SalesOrderDetail> mesSalesOrderDatas)
    {
        var decimals = mesSalesOrderDatas.Select(s => s.Id).ToArray();
        var update = base.DeleteById(mesSalesOrder.Id);
        var insertOrUpdate = db.Deleteable<SalesOrderDetail>().In(decimals).ExecuteCommand() > 0;

        if (update && insertOrUpdate)
        {
            return true;
        }
        throw new NotImplementedException("更新失败");
    }

    // 插入或更新数据的方法
    private bool SaveOrUpdateData(SqlSugarScope db, SalesOrder mesSalesOrder,List<SalesOrderDetail> mesSalesOrderDatas,string type)
    {
        if (mesSalesOrder.Id != null)
        {
            base.DeleteById(mesSalesOrder.Id);
        }

        if (mesSalesOrderDatas.Count > 0)
        {
            db.Deleteable<SalesOrderDetail>().Where(s => s.EHID == mesSalesOrder.ErpID).ExecuteCommand();
        }

        var orUpdate = base.Insert(mesSalesOrder);
        var baOrUpdate = _SalesOrderDetailManager.InsertRange(mesSalesOrderDatas);
        if (orUpdate && baOrUpdate)
        {
            return true;
        }

        throw new NotImplementedException("插入或更新失败");
    }

    // 批量保存记录的方法
    public bool SaveList(List<ErpSalesOrder> salesOrder)
    {
        var result = salesOrder.Select(Save).ToList();
        return result.All(b => b);
    }

    private SalesOrder ConvertErpToSalesOrder(ErpSalesOrderDto erpDto)
    {
        DateTime parsedDate;

        // 时间格式转换函数，ERP时间格式为 "yyyy-MM-dd HH:mm:ss"
        DateTime? ParseDateTime(string dateStr)
        {
            if (DateTime.TryParseExact(dateStr, "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture, DateTimeStyles.None,out parsedDate))
            {
                return parsedDate;
            }
            return null; // 如果转换失败，返回null
        }

        var salesOrder = new SalesOrder
        {
            BillNo = erpDto.FBillNo,
            ErpID = Convert.ToDecimal(erpDto.ErpID),
            FDate = ParseDateTime(erpDto.FDate) ?? null,
            BillTypeId = erpDto.FBillTypeID, // 单据类型
            DocumentStatus = erpDto.FDocumentStatus, // 单据状态
            BusinessType = erpDto.FBusinessType, // 业务类型
            HeadDeliveryWay = erpDto.FHeadDeliveryWay, // 交货方式
            HeadLocId = erpDto.FHEADLOCID, // 交货地点
            CustId = erpDto.FCustId, // 客户
            CloseStatus = erpDto.FCloseStatus, // 关闭状态
            SaleDeptId = erpDto.FSaleDeptId, // 销售部门
            SalerId = erpDto.FSalerId, // 销售员
            ChangeReason = erpDto.FChangeReason, // 变更原因
            SettleId = erpDto.FSettleId, // 结算方
            ApproverId = erpDto.FApproverId, // 审核人
            LinkMan = erpDto.FLinkMan, // 收货人姓名
            ChargeId = erpDto.FChargeId, // 付款方
            LinkPhone = erpDto.FLinkPhone, // 联系电话
            CreatorId = erpDto.FCreatorId, // 创建人
            CreateDate = ParseDateTime(erpDto.FCreateDate) ?? null, // 创建日期
            ModifierId = erpDto.FModifierId, // 最后修改人
            ModifyDate = ParseDateTime(erpDto.FModifyDate) ?? null, // 最后修改日期
            ApproveDate = ParseDateTime(erpDto.FApproveDate) ?? null, // 审核日期
            CloserId = erpDto.FCloserId, // 关闭人
            CloseDate = ParseDateTime(erpDto.FCloseDate) ?? null, // 关闭日期
            ChangeDate = ParseDateTime(erpDto.FChangeDate) ?? null, // 变更日期
            CancelStatus = erpDto.FCancelStatus, // 作废状态
            CancellerId = erpDto.FCancellerId, // 作废人
            VersionNo = Convert.ToDouble(erpDto.FVersionNo), // 版本号
            ChangerId = erpDto.FChangerId, // 变更人
            EntryNote = erpDto.FEntryNote // 备注
        };

        var single = base.GetSingle(it => it.ErpID == Convert.ToDecimal(erpDto.ErpID));
        if (single != null)
        {
            salesOrder.Id = single.Id;
        }

        return salesOrder;
    }

    private List<SalesOrderDetail> ConvertErpToSalesOrderDetail(List<ErpSalesOrderDetailDto> erpDtoList)
    {
        var salesOrderSubList = new List<SalesOrderDetail>();

        foreach (var erpDto in erpDtoList)
        {
            var salesOrderSub = new SalesOrderDetail
            {
                ErpID = Convert.ToDecimal(erpDto.ErpID),
                EHID = Convert.ToDecimal(erpDto.EHID),
                MaterialId = erpDto.FMaterialId,
                UnitId = erpDto.FUnitID,
                Qty = Convert.ToDecimal(erpDto.FQty),
                PriceUnitId = erpDto.FPriceUnitId,
                PriceUnitQty = Convert.ToDecimal(erpDto.FPriceUnitQty),
                DeliveryDate = Convert.ToDateTime(erpDto.FDeliveryDate),
                IsFree = Convert.ToDecimal(erpDto.FIsFree),
                OwnerTypeId = erpDto.FOwnerTypeId,
                OwnerId = erpDto.FOwnerId,
                EntryNote = erpDto.FEntryNote,
                MtoNo = erpDto.FMtoNo,
                Lot = erpDto.FLot,
                DeliveryMaxQty = Convert.ToDecimal(erpDto.FDeliveryMaxQty),
                DeliveryMinQty = Convert.ToDecimal(erpDto.FDeliveryMinQty),
                OutLmtUnitId = erpDto.FOutLmtUnitID,
                MrpCloseStatus = erpDto.FMrpCloseStatus,
                MrpTerminateStatus = erpDto.FMrpTerminateStatus,
                TerminateDate = Convert.ToDateTime(erpDto.FTerminateDate),
                TerminaterId = erpDto.FTerminatorId,
                SrcType = erpDto.FSrcType,
                SrcBillNo = erpDto.FSrcBillNo,
                DeliQty = Convert.ToDecimal(erpDto.FDeliQty),
                StockOutQty = Convert.ToDecimal(erpDto.FStockOutQty),
                BaseRetNoticeQty = Convert.ToDecimal(erpDto.FBaseRetNoticeQty),
                BaseReturnQty = Convert.ToDecimal(erpDto.FBaseReturnQty),
                BaseRemainOutQty = Convert.ToDecimal(erpDto.FBaseRemainOutQty),
                BASEARQTY = Convert.ToDecimal(erpDto.FBASEARQTY),
                ItemNo = erpDto.FMapId,
                ItemName = erpDto.FMapName,
                ItemModel = erpDto.FMapSpec,

            };

            var single = _SalesOrderDetailManager.GetSingle(it =>it.ErpID == Convert.ToDecimal(salesOrderSub.ErpID));
            if (single != null)
            {
                salesOrderSub.Id = single.Id;
            }

            salesOrderSubList.Add(salesOrderSub);
        }

        return salesOrderSubList;
    }
}