using DOAN.Model.BZFM;
using DOAN.Model.BZFM.Dto;
using DOAN.Repository;
using DOAN.Service.BZFM.IBZFMService;
using Infrastructure.Attribute;
using Infrastructure.Converter;
using Infrastructure.Extensions;
using Microsoft.AspNetCore.Http;
using Microsoft.IdentityModel.Tokens;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;

namespace DOAN.Service.BZFM
{
    /// <summary>
    /// 入库记录表Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IMmRecordInboundService), ServiceLifetime = LifeTime.Transient)]
    public class MmRecordInboundService : BaseService<MmRecordInbound>, IMmRecordInboundService
    {
        /// <summary>
        /// 查询入库记录表列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<MmRecordInboundDto> GetList(MmRecordInboundQueryDto parm)
        {
            
            var predicate = QueryExp(parm);

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

            return response;
        }


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

            return response;
        }

        /// <summary>
        /// 添加入库记录表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public MmRecordInbound AddMmRecordInbound(MmRecordInbound model)
        {
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改入库记录表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateMmRecordInbound(MmRecordInbound model)
        {
            return Update(model, true);
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<MmRecordInbound> QueryExp(MmRecordInboundQueryDto parm)
        {
            if (parm.CreatedTime != null && parm.CreatedTime.Length > 0)
            {
                parm.CreatedTime[0] = DOANConvertDate.ConvertLocalDate(parm.CreatedTime[0]);
                parm.CreatedTime[1] = DOANConvertDate.ConvertLocalDate(parm.CreatedTime[1]);
                parm.CreatedTime[0] = parm.CreatedTime[0].Date;
                parm.CreatedTime[1] = parm.CreatedTime[1].Date;
            }
            var predicate = Expressionable.Create<MmRecordInbound>()
                .AndIF(!string.IsNullOrEmpty(parm.SupplierCode), it => it.SupplierCode.Contains(parm.SupplierCode))
                .AndIF(!string.IsNullOrEmpty(parm.Operator), it => it.Operator.Contains(parm.Operator))
                .AndIF(!string.IsNullOrEmpty(parm.MaterialCode), it => it.MaterialCode.Contains(parm.MaterialCode))
                .AndIF(!string.IsNullOrEmpty(parm.InboundNo), it => it.InboundNo.Contains(parm.InboundNo))
                .AndIF(!string.IsNullOrEmpty(parm.TransactionType), it => it.TransactionType.Contains(parm.TransactionType))
                .AndIF(
                    parm.CreatedTime != null && parm.CreatedTime[0] > DateTime.MinValue,
                    it => it.CreatedTime >= parm.CreatedTime[0]
                )
                .AndIF(
                    parm.CreatedTime != null && parm.CreatedTime[1] > DateTime.MinValue,
                    it => it.CreatedTime <= parm.CreatedTime[1]
                );
            ;

            return predicate;
        }

        /// <summary>
        /// 导入数据
        /// </summary>
        /// <param name="formFile"></param>
        /// <returns></returns>
        public ImportResultDto ImportRecordinbound(IFormFile formFile, string username)
        {
            string message = "导入成功";
            List<MmRecordinboundExcelDto> recordinboundList = new();
            using (var stream = formFile.OpenReadStream())
            {
                try
                {
                    IWorkbook workbook = new XSSFWorkbook(stream);
                    ISheet sheet = workbook.GetSheetAt(0);

                    #region 读取excel

                    // 遍历每一行
                    for (int row = 1; row <= sheet.LastRowNum; row++)
                    {
                        IRow currentRow = sheet.GetRow(row);
                        if (currentRow != null) // 确保行不为空
                        {
                            MmRecordinboundExcelDto recordinbound = new MmRecordinboundExcelDto();

                            //00 ID
                            NPOI.SS.UserModel.ICell currentCell_00 = currentRow.GetCell(0);
                            recordinbound.Id = (int)currentCell_00?.NumericCellValue;

                            //01 创建时间
                            NPOI.SS.UserModel.ICell currentCell_01 = currentRow.GetCell(1);
                            recordinbound.CreatedTime = currentCell_01?.DateCellValue ?? DateTime.Now;

                            //02 入库单号
                            NPOI.SS.UserModel.ICell currentCell_02 = currentRow.GetCell(2);
                            recordinbound.InboundNo = currentCell_02?.ToString();
                            if (
                                currentCell_02 == null
                                || string.IsNullOrEmpty(recordinbound.InboundNo)
                            )
                            {
                                message = $"入库单号不可为空，第{row + 1}行";
                                break;
                            }

                            //03 物料编码
                            NPOI.SS.UserModel.ICell currentCell_03 = currentRow.GetCell(3);
                            recordinbound.MaterialCode = currentCell_03?.ToString();
                            if (
                                currentCell_03 == null
                                || string.IsNullOrEmpty(recordinbound.MaterialCode)
                            )
                            {
                                message = $"物料编码不可为空，第{row + 1}行";
                                break;
                            }

                            //04 物料名称
                            NPOI.SS.UserModel.ICell currentCell_04 = currentRow.GetCell(4);
                            recordinbound.MaterialName = currentCell_04?.ToString();
                            if (
                                currentCell_04 == null
                                || string.IsNullOrEmpty(recordinbound.MaterialName)
                            )
                            {
                                message = $"物料名称不可为空，第{row + 1}行";
                                break;
                            }

                            //05 库位编码
                            NPOI.SS.UserModel.ICell currentCell_05 = currentRow.GetCell(5);
                            recordinbound.LocationCode = currentCell_05?.ToString();
                            if (
                                currentCell_05 == null
                                || string.IsNullOrEmpty(recordinbound.LocationCode)
                            )
                            {
                                message = $"库位编码不可为空，第{row + 1}行";
                                break;
                            }

                            //06 库位名称
                            NPOI.SS.UserModel.ICell currentCell_06 = currentRow.GetCell(6);
                            recordinbound.LocationName = currentCell_06?.ToString();
                            if (
                                currentCell_06 == null
                                || string.IsNullOrEmpty(recordinbound.LocationName)
                            )
                            {
                                message = $"库位名称不可为空，第{row + 1}行";
                                break;
                            }

                            //07 入库数量
                            NPOI.SS.UserModel.ICell currentCell_07 = currentRow.GetCell(7);
                            string QuantityStr = currentCell_07?.ToString();

                            if (currentCell_07 == null || string.IsNullOrWhiteSpace(QuantityStr))
                            {
                                message = $"入库数量不可为空，第{row + 1}行";
                                break;
                            }

                            // 尝试转换为decimal
                            if (!decimal.TryParse(QuantityStr, out decimal Quantity))
                            {
                                message = $"入库数量格式错误（必须是数字），第{row + 1}行";
                                break;
                            }

                            //验证数值范围（可根据业务需求调整）
                            if (Quantity < 0)
                            {
                                message = $"入库数量不能为负数，第{row + 1}行";
                                break;
                            }
                            recordinbound.Quantity = Quantity;

                            //08 入库类型
                            NPOI.SS.UserModel.ICell currentCell_08 = currentRow.GetCell(8);
                            recordinbound.TransactionType = currentCell_08?.ToString();
                            if (
                                currentCell_08 == null
                                || string.IsNullOrEmpty(recordinbound.TransactionType)
                            )
                            {
                                message = $"入库类型不可为空，第{row + 1}行";
                                break;
                            }

                            //09 仓库编码
                            NPOI.SS.UserModel.ICell currentCell_09 = currentRow.GetCell(9);
                            recordinbound.WarehouseCode = currentCell_09?.ToString();
                            if (
                                currentCell_09 == null
                                || string.IsNullOrEmpty(recordinbound.WarehouseCode)
                            )
                            {
                                message = $"仓库编码不可为空，第{row + 1}行";
                                break;
                            }

                            //10 批次号
                            NPOI.SS.UserModel.ICell currentCell_10 = currentRow.GetCell(10);
                            recordinbound.BatchNo = currentCell_10?.ToString() ?? string.Empty;

                            //11 操作员
                            NPOI.SS.UserModel.ICell currentCell_11 = currentRow.GetCell(11);
                            recordinbound.Operator = currentCell_11?.ToString() ?? string.Empty;

                            //12 供应商编码
                            NPOI.SS.UserModel.ICell currentCell_12 = currentRow.GetCell(12);
                            recordinbound.SupplierCode = currentCell_12?.ToString() ?? string.Empty;

                            //13 供应商名称
                            NPOI.SS.UserModel.ICell currentCell_13 = currentRow.GetCell(13);
                            recordinbound.SupplierName = currentCell_13?.ToString() ?? string.Empty;

                            recordinboundList.Add(recordinbound);
                        }
                    }

                    #endregion
                }
                catch (Exception ex)
                {
                    return null;
                }


            }
            // TODO 3.调用SplitInsert方法实现导入操作,注意主键列的配置(建议优化为，ID相同则修改，不同则新增)

            var x = Context
                .Storageable(recordinboundList)
                //.SplitInsert(it => !it.Any())
                //.WhereColumns(it => it.Id) //如果不是主键可以这样实现（多字段it=>new{it.x1,it.x2}）
                .ToStorage();
            var result = x.AsInsertable.ExecuteCommand();
            var result2 = x.AsUpdateable.IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommand(); //插入可插入部分;

            var importResult = new ImportResultDto
            {
                Message = message,
                Inserted = x.InsertList.Count,
                Updated = x.UpdateList.Count,
                ErrorCount = x.ErrorList.Count,
                IgnoredCount = x.IgnoreList.Count,
                Deleted = x.DeleteList.Count,
                Total = x.TotalList.Count,
            };
            //输出统计
            Console.WriteLine(importResult);
            // 4.收集错误与忽略信息，返回导入结果ImportResultDto 提示，需要修改IServer相关返回格式
            foreach (var item in x.ErrorList)
            {
                importResult.Errors.Add(
                    new ImportErrorDto
                    {
                        MaterialCode = item.Item.MaterialCode,
                        Message = item.StorageMessage,
                    }
                );
            }
            foreach (var item in x.IgnoreList)
            {
                importResult.Ignored.Add(
                    new ImportErrorDto
                    {
                        MaterialCode = item.Item.MaterialCode,
                        Message = item.StorageMessage,
                    }
                );
            }

            return importResult;
        }

        /// <summary>
        /// 导出入库记录列表
        /// </summary>
        /// <returns></returns>
        public PagedInfo<MmRecordinboundExcelDto> SelectRecordinboundList(
            MmRecordInboundQueryDto recordinbound,
            PagerInfo pager
        )
        {
            // Use the same predicate builder as GetList to support consistent filtering
            var predicate = QueryExp(recordinbound);

            var query = Queryable()
                .Where(predicate.ToExpression())
                .Select(it => new MmRecordinboundExcelDto
                {
                    Id = it.Id,
                    CreatedTime = it.CreatedTime,
                    InboundNo = it.InboundNo,
                    MaterialCode = it.MaterialCode,
                    MaterialName = it.MaterialName,
                    LocationCode = it.LocationCode,
                    LocationName = it.LocationName,
                    Quantity = it.Quantity,
                    TransactionType = it.TransactionType,
                    WarehouseCode = it.WarehouseCode,
                    BatchNo = it.BatchNo,
                    Operator = it.Operator,
                    SupplierCode = it.SupplierCode,
                    SupplierName = it.SupplierName,
                });

            return query.ToPage(pager);
        }
    }
}