using Infrastructure.Attribute;
using Infrastructure.Extensions;
using DOAN.Service.MES.order.IService;
using DOAN.Repository;
using DOAN.Model.MES.order.Dto;
using DOAN.Model.MES.order;
using Microsoft.AspNetCore.Http;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using NPOI.SS.Formula.Functions;
using Aliyun.OSS;
using Mapster;

namespace DOAN.Service.MES.order
{
    /// <summary>
    /// 采购订单Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IOrderPurchaseService), ServiceLifetime = LifeTime.Transient)]
    public class OrderPurchaseService : BaseService<OrderPurchase>, IOrderPurchaseService
    {
        /// <summary>
        /// 查询采购订单列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<OrderPurchaseDto> GetList(OrderPurchaseQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .ToPage<OrderPurchase, OrderPurchaseDto>(parm);

            return response;
        }


        /// <summary>
        /// 获取详情
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public OrderPurchase GetInfo(string Id)
        {
            var response = Queryable()
                .Where(x => x.Id == Id)
                .First();

            return response;
        }

        /// <summary>
        /// 添加采购订单
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public OrderPurchase AddOrderPurchase(OrderPurchase model)
        {
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改采购订单
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateOrderPurchase(OrderPurchase model)
        {
            return Update(model, true);
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<OrderPurchase> QueryExp(OrderPurchaseQueryDto parm)
        {
            var predicate = Expressionable.Create<OrderPurchase>()
                .AndIF(!string.IsNullOrEmpty(parm.OrderNoMes), it => it.OrderNoMes.Contains(parm.OrderNoMes))
                .AndIF(!string.IsNullOrEmpty(parm.PurchaseOrderErp), it => it.OrderNoMes.Contains(parm.PurchaseOrderErp))
                .AndIF(parm.ImportDate != null && parm.ImportDate[0] > DateTime.MinValue, it => it.ImportDate >= parm.ImportDate[0])
                .AndIF(parm.ImportDate != null && parm.ImportDate[1] > DateTime.MinValue, it => it.ImportDate >= parm.ImportDate[1])

                ;
           
            return predicate;
        }


        public int ImportData(IFormFile formFile, string username)
        {
            List<OrderPurchase> orderPurchases = new List<OrderPurchase>();
            DateTime importDate = DateTime.MinValue;
            using (var stream = formFile.OpenReadStream())
            {
                try
                {
                    IWorkbook workbook = new XSSFWorkbook(stream);
                    ISheet sheet = workbook.GetSheetAt(0);
                    IRow secondRow = sheet.GetRow(1);
                    NPOI.SS.UserModel.ICell cell = secondRow.GetCell(1);


                    // 将单元格的数字值转换为DateTime
                    importDate = cell.DateCellValue.Value;


                    // 遍历每一行
                    for (int row = 4; row <= sheet.LastRowNum; row++)
                    {
                        IRow currentRow = sheet.GetRow(row);
                        if (currentRow != null) // 确保行不为空
                        {
                            OrderPurchase model = new OrderPurchase();
                            model.Id = SnowFlakeSingle.Instance.NextId().ToString();
                            model.OrderNoMes = currentRow.GetCell(0)?.ToString();
                            model.PurchaseOrderErp = currentRow.GetCell(1)?.ToString();
                            model.Poitem = currentRow.GetCell(2)?.ToString();
                            model.Variety = currentRow.GetCell(3)?.ToString();
                            string specordindicator= currentRow.GetCell(4)?.ToString();
                            if(!string.IsNullOrEmpty(specordindicator)&&specordindicator=="是")
                            {
                                model.Specordindicator = 1;
                            }
                            else if(!string.IsNullOrEmpty(specordindicator) && specordindicator == "否")
                            {
                                model.Specordindicator = 0;
                            }
                            else
                            {
                                model.Specordindicator = -1;
                            }
                            model.KdType = currentRow.GetCell(5)?.ToString();
                            model.DocumentDate = currentRow.GetCell(6).DateCellValue.Value;
                            model.Seller = currentRow.GetCell(7)?.ToString();
                            model.SalesArea = currentRow.GetCell(8)?.ToString();
                            model.MaterialName = currentRow.GetCell(9)?.ToString();
                            model.MaterialCode = currentRow.GetCell(10)?.ToString();
                            model.DemandQuantity = (int)currentRow.GetCell(11).NumericCellValue;
                            model.DeliveryDate= currentRow.GetCell(12).DateCellValue.Value;
                            model.DeliveryQuantity = (int)currentRow.GetCell(13).NumericCellValue;
                            model.StartDate = currentRow.GetCell(14).DateCellValue.Value;
                            model.EndDate = currentRow.GetCell(15).DateCellValue.Value;
                            string Orderindicator = currentRow.GetCell(16)?.ToString();
                            if (!string.IsNullOrEmpty(Orderindicator) && Orderindicator == "是")
                            {
                                model.Orderindicator = 1;
                            }
                            else if (!string.IsNullOrEmpty(Orderindicator) && Orderindicator == "否")
                            {
                                model.Orderindicator = 0;
                            }
                            else
                            {
                                model.Orderindicator = -1;
                            }
                            model.RouteCode = currentRow.GetCell(17)?.ToString();
                            model.Remark = currentRow.GetCell(18)?.ToString();
                            model.ImportDate = importDate;
                            model.CreatedTime = importDate;
                            model.CreatedBy = username;
                            orderPurchases.Add(model);

                        }
                    }
                }
                catch (Exception ex)
                {
                    throw new Exception(ex.Message);
                }
            }

            if(orderPurchases.Count>0)
            {
                return Context.Insertable(orderPurchases).ExecuteCommand();
            }
            else
            {
                return 0;
            }
        }

        public List<OrderPurchaseDto> SelectOrderList(OrderPurchaseQueryDto orderPurchaseDto)
        {
            var predicate = QueryExp(orderPurchaseDto);

            var response = Queryable()
                .Where(predicate.ToExpression()).Adapt<List<OrderPurchaseDto>>();

            return response;
        }
    }
}