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 NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;

namespace DOAN.Service.BZFM
{
    /// <summary>
    /// 出库记录表Service业务层处理
    /// </summary>
    [AppService(
        ServiceType = typeof(IMmRecordOutboundService),
        ServiceLifetime = LifeTime.Transient
    )]
    public class MmRecordOutboundService : BaseService<MmRecordOutbound>, IMmRecordOutboundService
    {
        /// <summary>
        /// 查询出库记录表列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<MmRecordOutboundDto> GetList(MmRecordOutboundQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .OrderByDescending(it => it.CreatedTime)
                .ToPage<MmRecordOutbound, MmRecordOutboundDto>(parm);

            return response;
        }

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

            return response;
        }

        /// <summary>
        /// 添加出库记录表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public MmRecordOutbound AddMmRecordOutbound(MmRecordOutbound model)
        {
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改出库记录表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateMmRecordOutbound(MmRecordOutbound model)
        {
            return Update(model, true);
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<MmRecordOutbound> QueryExp(MmRecordOutboundQueryDto 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<MmRecordOutbound>()
                .AndIF(
                    !string.IsNullOrEmpty(parm.MaterialCode),
                    it => it.MaterialCode.Contains(parm.MaterialCode)
                )
                .AndIF(
                    !string.IsNullOrEmpty(parm.OutboundNo),
                    it => it.OutboundNo.Contains(parm.OutboundNo)
                )
                .AndIF(
                    !string.IsNullOrEmpty(parm.Workorder),
                    it => it.Workorder.Contains(parm.Workorder)
                )
                .AndIF(
                    !string.IsNullOrEmpty(parm.TransactionType),
                    it => it.TransactionType.Contains(parm.TransactionType)
                )
                .AndIF(
                    !string.IsNullOrEmpty(parm.Operator),
                    it => it.Operator.Contains(parm.Operator)
                )
                .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 ImportRecordOutbound(IFormFile formFile, string username)
        {
            string message = "导出成功";
            List<MmRecordOutboundExcelDto> recordoutboundList = 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
                        {
                            MmRecordOutboundExcelDto recordoutbound =
                                new MmRecordOutboundExcelDto();

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

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

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

                            //03 物料编码
                            NPOI.SS.UserModel.ICell currentCell_03 = currentRow.GetCell(3);
                            recordoutbound.MaterialCode = currentCell_03?.ToString();
                            if (
                                currentCell_03 == null
                                || string.IsNullOrEmpty(recordoutbound.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);
                            recordoutbound.MaterialName = currentCell_04?.ToString();
                            if (
                                currentCell_04 == null
                                || string.IsNullOrEmpty(recordoutbound.MaterialName)
                            )
                            {
                                message = $"物料名称不可为空，第{row + 1}行";
                                break;
                            }

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

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

                            //07 库位编码
                            NPOI.SS.UserModel.ICell currentCell_07 = currentRow.GetCell(7);
                            recordoutbound.LocationCode = currentCell_05?.ToString();
                            if (
                                currentCell_07 == null
                                || string.IsNullOrEmpty(recordoutbound.LocationCode)
                            )
                            {
                                message = $"库位编码不可为空，第{row + 1}行";
                                break;
                            }

                            //08 库位名称
                            NPOI.SS.UserModel.ICell currentCell_08 = currentRow.GetCell(8);
                            recordoutbound.LocationName = currentCell_06?.ToString();
                            if (
                                currentCell_08 == null
                                || string.IsNullOrEmpty(recordoutbound.LocationName)
                            )
                            {
                                message = $"库位名称不可为空，第{row + 1}行";
                                break;
                            }

                            //09 出库数量
                            NPOI.SS.UserModel.ICell currentCell_09 = currentRow.GetCell(9);
                            string QuantityStr = currentCell_09?.ToString();

                            if (currentCell_09 == null || string.IsNullOrWhiteSpace(QuantityStr))
                            {
                                message = $"出库数量不可为空，第{row + 1}行";
                                break;
                            }

                            // 尝试转换为decimal
                            if (!decimal.TryParse(QuantityStr, out decimal Quantity))
                            {
                                message = $"出库数量格式错误（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 = $"出库数量不能为负数，第{row + 1}行";
                                break;
                            }
                            recordoutbound.Quantity = Quantity;

                            //10 出库类型
                            NPOI.SS.UserModel.ICell currentCell_10 = currentRow.GetCell(10);
                            recordoutbound.TransactionType = currentCell_08?.ToString();
                            if (
                                currentCell_10 == null
                                || string.IsNullOrEmpty(recordoutbound.TransactionType)
                            )
                            {
                                message = $"入库类型不可为空，第{row + 1}行";
                                break;
                            }

                            //11关联订单号
                            NPOI.SS.UserModel.ICell currentCell_11 = currentRow.GetCell(11);
                            recordoutbound.OrderNo = currentCell_11?.ToString() ?? string.Empty;

                            //12 操作员
                            NPOI.SS.UserModel.ICell currentCell_12 = currentRow.GetCell(12);
                            recordoutbound.Operator = currentCell_12?.ToString() ?? string.Empty;

                            recordoutboundList.Add(recordoutbound);
                        }
                    }

                    #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(recordoutboundList)
                //.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<MmRecordOutboundExcelDto> SelectRecordoutboundList(
            MmRecordOutboundQueryDto recordoutbound,
            PagerInfo pager
        )
        {
            // Use the same predicate builder as GetList to support consistent filtering
            var predicate = QueryExp(recordoutbound);

            var query = Queryable()
                .Where(predicate.ToExpression())
                .Select(it => new MmRecordOutboundExcelDto
                {
                    Id = it.Id,
                    CreatedTime = it.CreatedTime,
                    OutboundNo = it.OutboundNo,
                    MaterialCode = it.MaterialCode,
                    MaterialName = it.MaterialName,
                    WarehouseCode = it.WarehouseCode,
                    WarehouseName = it.WarehouseName,
                    LocationCode = it.LocationCode,
                    LocationName = it.LocationName,
                    Quantity = it.Quantity,
                    TransactionType = it.TransactionType,
                    OrderNo = it.OrderNo,
                    Operator = it.Operator,
                    WorkorderRaw = it.WorkorderRaw
                });

            return query.ToPage(pager);
        }

        /// <summary>
        /// 初始化出库记录数据
        /// </summary>
        /// <param name="outboundRecord">出库记录对象</param>
        /// <param name="currentWorkorder">当前操作工单号</param>
        /// <param name="rawMaterialWorkorder">原材料工单号（如果有）</param>
        /// <returns>初始化后的出库记录对象</returns>
        /// <exception cref="ArgumentException">参数验证异常</exception>
        public MmRecordOutbound InitializeShipmentRecord(MmRecordOutbound outboundRecord, string currentWorkorder, string rawMaterialWorkorder = null)
        {
            // 参数验证
            if (outboundRecord == null)
            {
                throw new ArgumentNullException(nameof(outboundRecord), "出库记录对象不能为空");
            }

            if (string.IsNullOrWhiteSpace(currentWorkorder))
            {
                throw new ArgumentException("当前操作工单号不能为空", nameof(currentWorkorder));
            }

            if (string.IsNullOrWhiteSpace(outboundRecord.MaterialCode))
            {
                throw new ArgumentException("物料编码不能为空");
            }

            if (string.IsNullOrWhiteSpace(outboundRecord.WarehouseCode))
            {
                throw new ArgumentException("仓库编码不能为空");
            }

            if (outboundRecord.Quantity <= 0)
            {
                throw new ArgumentException("出库数量必须大于0");
            }

            if (string.IsNullOrWhiteSpace(outboundRecord.TransactionType))
            {
                throw new ArgumentException("出库类型不能为空");
            }

            // 设置默认值
            if (string.IsNullOrWhiteSpace(outboundRecord.OutboundNo))
            {
                // 生成出库单号：OUT + 年月日时分秒
                outboundRecord.OutboundNo = "OUT" + DateTime.Now.ToString("yyyyMMddHHmmss");
            }

            if (outboundRecord.CreatedTime == null)
            {
                outboundRecord.CreatedTime = DateTime.Now;
            }

            if (string.IsNullOrWhiteSpace(outboundRecord.Unit))
            {
                outboundRecord.Unit = "个";
            }

            // 字段使用规范：
            // WorkorderRaw：永久性记录原材料最初关联的工单号信息，保持不变
            // Workorder：动态记录当前操作环节所对应的工单号，根据实际业务操作场景实时更新
            if (!string.IsNullOrWhiteSpace(rawMaterialWorkorder))
            {
                // 如果提供了原材料工单号，设置为WorkorderRaw
                outboundRecord.WorkorderRaw = rawMaterialWorkorder;
            }
            else if (string.IsNullOrWhiteSpace(outboundRecord.WorkorderRaw))
            {
                // 如果没有提供原材料工单号且WorkorderRaw为空，则使用当前工单号作为初始值
                outboundRecord.WorkorderRaw = currentWorkorder;
            }
            // 注意：如果WorkorderRaw已经有值，保持不变，确保其在整个生命周期中保持恒定

            // 更新当前操作工单号
            outboundRecord.Workorder = currentWorkorder;

            return outboundRecord;
        }

        /// <summary>
        /// 创建并初始化出库记录
        /// </summary>
        /// <param name="outboundRecord">出库记录对象</param>
        /// <param name="currentWorkorder">当前操作工单号</param>
        /// <param name="rawMaterialWorkorder">原材料工单号（如果有）</param>
        /// <returns>创建的出库记录对象</returns>
        public MmRecordOutbound CreateAndInitializeShipmentRecord(MmRecordOutbound outboundRecord, string currentWorkorder, string rawMaterialWorkorder = null)
        {
            try
            {
                // 初始化出库记录数据
                var initializedRecord = InitializeShipmentRecord(outboundRecord, currentWorkorder, rawMaterialWorkorder);

                // 保存到数据库
                return Insertable(initializedRecord).ExecuteReturnEntity();
            }
            catch (ArgumentException ex)
            {
                // 处理参数验证异常
                throw new Exception($"出库记录初始化失败：{ex.Message}", ex);
            }
            catch (Exception ex)
            {
                // 处理其他异常
                throw new Exception($"创建出库记录失败：{ex.Message}", ex);
            }
        }
    }
}