using Microsoft.Extensions.Logging;
using SqlSugar;
using SqlSugar.Extensions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WIDESEA_BasicService;
using WIDESEA_Common.CommonEnum;
using WIDESEA_Common.OrderEnum;
using WIDESEA_Common.StockEnum;
using WIDESEA_Core;
using WIDESEA_Core.BaseRepository;
using WIDESEA_Core.BaseServices;
using WIDESEA_DTO.Outbound;
using WIDESEA_IAllocateService;
using WIDESEA_IBasicService;
using WIDESEA_IOutboundService;
using WIDESEA_IStockService;
using WIDESEA_Model.Models;
using WIDESEA_Model.Models.Basic;
using WIDESEA_Model.Models.Outbound;
using static WIDESEA_OutboundService.OutboundBatchPickingService;

namespace WIDESEA_OutboundService
{
    public class OutboundBatchPickingService : ServiceBase<Dt_PickingRecord, IRepository<Dt_PickingRecord>>, IOutboundBatchPickingService
    {


        private readonly IUnitOfWorkManage _unitOfWorkManage;
        public IRepository<Dt_PickingRecord> Repository => BaseDal;

        private readonly IStockInfoService _stockInfoService;
        private readonly IStockService _stockService;
        private readonly IOutStockLockInfoService _outStockLockInfoService;
        private readonly IStockInfoDetailService _stockInfoDetailService;
        private readonly ILocationInfoService _locationInfoService;
        private readonly IOutboundOrderDetailService _outboundOrderDetailService;
        private readonly IOutboundOrderService _outboundOrderService;
        private readonly ISplitPackageService _splitPackageService;
        private readonly IRepository<Dt_Task> _taskRepository;
        private readonly IESSApiService _eSSApiService;
        private readonly IInvokeMESService _invokeMESService;
        private readonly IDailySequenceService _dailySequenceService;
        private readonly IAllocateService _allocateService;
        private readonly IRepository<Dt_OutboundBatch> _outboundBatchRepository;
        private readonly ILogger<OutboundPickingService> _logger;

        private Dictionary<string, string> stations = new Dictionary<string, string>
        {
            {"2-1","2-9" },
            {"3-1","3-9" },

        };

        private Dictionary<string, string> movestations = new Dictionary<string, string>
        {
            {"2-1","2-5" },
            {"3-1","3-5" },

        };

        public OutboundBatchPickingService(IRepository<Dt_PickingRecord> BaseDal, IUnitOfWorkManage unitOfWorkManage, IStockInfoService stockInfoService, IStockService stockService,
            IOutStockLockInfoService outStockLockInfoService, IStockInfoDetailService stockInfoDetailService, ILocationInfoService locationInfoService,
            IOutboundOrderDetailService outboundOrderDetailService, ISplitPackageService splitPackageService, IOutboundOrderService outboundOrderService,
            IRepository<Dt_Task> taskRepository, IESSApiService eSSApiService, ILogger<OutboundPickingService> logger, IInvokeMESService invokeMESService, IDailySequenceService dailySequenceService, IAllocateService allocateService, IRepository<Dt_OutboundBatch> outboundBatchRepository) : base(BaseDal)
        {
            _unitOfWorkManage = unitOfWorkManage;
            _stockInfoService = stockInfoService;
            _stockService = stockService;
            _outStockLockInfoService = outStockLockInfoService;
            _stockInfoDetailService = stockInfoDetailService;
            _locationInfoService = locationInfoService;
            _outboundOrderDetailService = outboundOrderDetailService;
            _splitPackageService = splitPackageService;
            _outboundOrderService = outboundOrderService;
            _taskRepository = taskRepository;
            _eSSApiService = eSSApiService;
            _logger = logger;
            _invokeMESService = invokeMESService;
            _dailySequenceService = dailySequenceService;
            _allocateService = allocateService;
            _outboundBatchRepository = outboundBatchRepository;
        }

        // <summary>
        /// 获取托盘的锁定信息
        /// </summary>
        public async Task<List<PalletLockInfoDto>> GetPalletLockInfos(string orderNo, string palletCode)
        {
            var lockInfos = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                  .Where(x => x.OrderNo == orderNo && x.PalletCode == palletCode)
                  .Select(x => new
                  {
                      x.Id,
                      x.OrderNo,
                      x.BatchNo,
                      x.MaterielCode,
                      x.CurrentBarcode,
                      x.AssignQuantity,
                      x.PickedQty,
                      x.Status,
                      x.LocationCode,
                      x.PalletCode
                  }).ToListAsync();

            var lockInfoDtos = lockInfos.Select(x => new PalletLockInfoDto
            {
                Id = x.Id,
                OrderNo = x.OrderNo,
                BatchNo = x.BatchNo,
                MaterielCode = x.MaterielCode,
                CurrentBarcode = x.CurrentBarcode,
                AssignQuantity = x.AssignQuantity,
                PickedQty = x.PickedQty,
                Status = x.Status,
                LocationCode = x.LocationCode,
                PalletCode = x.PalletCode,
                CanSplit = (x.Status == (int)OutLockStockStatusEnum.出库中 && x.AssignQuantity - x.PickedQty > 0),
                CanPick = (x.Status == (int)OutLockStockStatusEnum.出库中 && x.PickedQty < x.AssignQuantity)
            }).ToList();

            return lockInfoDtos;
        }
        #region 查询方法

        /// <summary>
        /// 获取托盘的已拣选列表
        /// </summary>
        public async Task<List<PalletPickedInfoDto>> GetPalletPickedList(string orderNo, string palletCode)
        {
            var pickedList = await Db.Queryable<Dt_PickingRecord>()
                .Where(x => x.OrderNo == orderNo &&
                           x.PalletCode == palletCode &&
                           !x.IsCancelled)
                .Select(x => new PalletPickedInfoDto
                {
                    Id = x.Id,
                    OrderNo = x.OrderNo,
                    OrderDetailId = x.OrderDetailId,
                    PalletCode = x.PalletCode,
                    Barcode = x.Barcode,
                    MaterielCode = x.MaterielCode,
                    PickedQty = x.PickQuantity,
                    PickTime = x.PickTime,
                    Operator = x.Operator,
                    LocationCode = x.LocationCode
                })
                .ToListAsync();

            return pickedList;
        }

        /// <summary>
        /// 获取托盘状态
        /// </summary>
        public async Task<PalletStatusDto> GetPalletStatus(string orderNo, string palletCode)
        {
            // 获取托盘的锁定信息
            var lockInfos = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo && x.PalletCode == palletCode)
                .ToListAsync();

            if (!lockInfos.Any())
            {
                return new PalletStatusDto
                {
                    OrderNo = orderNo,
                    PalletCode = palletCode,
                    Status = (int)PalletStatusEnum.无任务,
                    StatusText = "无任务",
                    TotalItems = 0,
                    CompletedItems = 0,
                    PendingItems = 0
                };
            }

            var totalItems = lockInfos.Count;
            var completedItems = lockInfos.Count(x => x.Status == (int)OutLockStockStatusEnum.拣选完成);
            var pendingItems = lockInfos.Count(x => x.Status == (int)OutLockStockStatusEnum.出库中);

            var status = PalletStatusEnum.拣选中;
            if (pendingItems == 0 && completedItems > 0)
            {
                status = PalletStatusEnum.已完成;
            }
            else if (pendingItems > 0 && completedItems == 0)
            {
                status = PalletStatusEnum.未开始;
            }
            else if (pendingItems > 0 && completedItems > 0)
            {
                status = PalletStatusEnum.拣选中;
            }

            return new PalletStatusDto
            {
                OrderNo = orderNo,
                PalletCode = palletCode,
                Status = (int)status,
                StatusText = GetPalletStatusText(status),
                TotalItems = totalItems,
                CompletedItems = completedItems,
                PendingItems = pendingItems
            };
        }

        /// <summary>
        /// 获取拆包信息
        /// </summary>
        public async Task<SplitPackageInfoDto> GetSplitPackageInfo(string orderNo, string palletCode, string barcode)
        {
            // 查找锁定信息
            var lockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo &&
                           x.PalletCode == palletCode &&
                           x.CurrentBarcode == barcode
                        //&& x.Status == (int)OutLockStockStatusEnum.出库中
                          )
                .FirstAsync();

            if (lockInfo == null)
                throw new Exception("未找到有效的锁定信息");

            // 计算剩余可拆数量
            var remainQuantity = lockInfo.AssignQuantity - lockInfo.PickedQty;

            return new SplitPackageInfoDto
            {
                OrderNo = orderNo,
                PalletCode = palletCode,
                Barcode = barcode,
                MaterielCode = lockInfo.MaterielCode,
                RemainQuantity = remainQuantity,
                AssignQuantity = lockInfo.AssignQuantity,
                PickedQty = lockInfo.PickedQty
            };
        }

        #endregion

        #region 取走空箱逻辑

        

        /// <summary>
        /// 取走空箱 - 清理已完成拣选的托盘数据
        /// </summary>
        public async Task<WebResponseContent> RemoveEmptyPallet(string orderNo, string palletCode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 验证托盘是否可以取走（必须全部完成拣选）
                var validationResult = await ValidateEmptyPalletRemoval(orderNo, palletCode);
                if (!validationResult.IsValid)
                    return WebResponseContent.Instance.Error(validationResult.ErrorMessage);

                var completedLocks = validationResult.Data;

                // 清理锁定记录（标记为已完成）
                await CleanupCompletedLocks(completedLocks);

                // 更新相关订单状态
                await UpdateOrderStatusAfterPalletRemoval(orderNo);

                // 记录操作历史
               // await RecordEmptyPalletRemoval(orderNo, palletCode, completedLocks);

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("取走空箱成功");
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"取走空箱失败 - OrderNo: {orderNo}, PalletCode: {palletCode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"取走空箱失败：{ex.Message}");
            }
        }

        /// <summary>
        /// 验证空箱取走条件
        /// </summary>
        private async Task<ValidationResult<List<Dt_OutStockLockInfo>>> ValidateEmptyPalletRemoval(string orderNo, string palletCode)
        {
            // 获取托盘的所有锁定记录
            var lockInfos = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo && x.PalletCode == palletCode)
                .ToListAsync();

            if (!lockInfos.Any())
                return ValidationResult<List<Dt_OutStockLockInfo>>.Error("该托盘没有锁定记录");

            // 检查是否有未完成的锁定记录
            var unfinishedLocks = lockInfos.Where(x =>
                x.Status == (int)OutLockStockStatusEnum.出库中 ||
                x.Status == (int)OutLockStockStatusEnum.回库中).ToList();

            if (unfinishedLocks.Any())
            {
                var unfinishedCount = unfinishedLocks.Count;
                var unfinishedQty = unfinishedLocks.Sum(x => x.AssignQuantity - x.PickedQty);
                return ValidationResult<List<Dt_OutStockLockInfo>>.Error(
                    $"托盘还有{unfinishedCount}条未完成记录，剩余数量{unfinishedQty}，不能取走空箱");
            }

            // 获取已完成的锁定记录
            var completedLocks = lockInfos.Where(x =>
                x.Status == (int)OutLockStockStatusEnum.拣选完成).ToList();

            if (!completedLocks.Any())
                return ValidationResult<List<Dt_OutStockLockInfo>>.Error("该托盘没有已完成拣选的记录");

            return ValidationResult<List<Dt_OutStockLockInfo>>.Success(completedLocks);
        }

        /// <summary>
        /// 清理已完成的锁定记录
        /// </summary>
        private async Task CleanupCompletedLocks(List<Dt_OutStockLockInfo> completedLocks)
        {
            foreach (var lockInfo in completedLocks)
            {
                // 标记锁定记录为已取走
                lockInfo.Status = (int)OutLockStockStatusEnum.已取走;
                lockInfo.Operator = App.User.UserName;
                await _outStockLockInfoService.Db.Updateable(lockInfo).ExecuteCommandAsync();

                // 清理对应的库存记录状态
                await CleanupStockInfo(lockInfo);
            }
        }

        /// <summary>
        /// 清理库存信息
        /// </summary>
        private async Task CleanupStockInfo(Dt_OutStockLockInfo lockInfo)
        {
            var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == lockInfo.CurrentBarcode && x.StockId == lockInfo.StockId);

            if (stockDetail != null && stockDetail.Status == (int)StockStatusEmun.出库完成)
            {
                stockDetail.Status = (int)StockStatusEmun.已清理;
                await _stockInfoDetailService.Db.Updateable(stockDetail).ExecuteCommandAsync();
            }
        }
 

        /// <summary>
        /// 更新订单状态
        /// </summary>
        private async Task UpdateOrderStatusAfterPalletRemoval(string orderNo)
        {
            // 检查订单是否所有托盘都已完成
            var allLocks = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo)
                .ToListAsync();

            var unfinishedPallets = allLocks
                .GroupBy(x => x.PalletCode)
                .Where(g => g.Any(x => x.Status == (int)OutLockStockStatusEnum.出库中 ||
                                      x.Status == (int)OutLockStockStatusEnum.回库中))
                .ToList();

            // 如果没有未完成的托盘，更新订单状态为出库完成
            if (!unfinishedPallets.Any())
            {
                await _outboundOrderService.Db.Updateable<Dt_OutboundOrder>()
                    .SetColumns(x => new Dt_OutboundOrder
                    {
                        OrderStatus = (int)OutOrderStatusEnum.出库完成,
                    })
                    .Where(x => x.OrderNo == orderNo)
                    .ExecuteCommandAsync();
            }
        }

        /// <summary>
        /// 记录空箱取走历史
        /// </summary>
        private async Task RecordEmptyPalletRemoval(string orderNo, string palletCode, List<Dt_OutStockLockInfo> completedLocks)
        {
            var removalRecord = new Dt_EmptyPalletRemoval
            {
                OrderNo = orderNo,
                PalletCode = palletCode,
                RemovalTime = DateTime.Now,
                Operator = App.User.UserName,
                CompletedItemsCount = completedLocks.Count,
                TotalPickedQuantity = completedLocks.Sum(x => x.PickedQty)
            };

            await Db.Insertable(removalRecord).ExecuteCommandAsync();
        }

        #endregion

  
        #region 分批分拣

        /// <summary>
        /// 分批分拣确认
        /// </summary>
        public async Task<WebResponseContent> ConfirmBatchPicking(string orderNo, string palletCode, string barcode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 验证分拣请求
                var validationResult = await ValidatePickingRequest(orderNo, palletCode, barcode);
                if (!validationResult.IsValid)
                    return WebResponseContent.Instance.Error(validationResult.ErrorMessage);

                var (lockInfo, orderDetail, stockDetail, batch) = validationResult.Data;

                // 检查是否需要自动拆包
                var autoSplitResult = await CheckAndAutoSplitIfNeeded(lockInfo, stockDetail, palletCode);
                if (autoSplitResult != null)
                {
                    // 如果执行了自动拆包，重新获取最新的锁定信息和库存信息
                    var refreshedValidation = await ValidatePickingRequest(orderNo, palletCode, barcode);
                    if (!refreshedValidation.IsValid)
                    {
                        _unitOfWorkManage.RollbackTran();
                        return WebResponseContent.Instance.Error(refreshedValidation.ErrorMessage);
                    }

                    (lockInfo, orderDetail, stockDetail, batch) = refreshedValidation.Data;

                    // 重要修复：自动拆包后，立即执行原条码的分拣
                    var actualPickedQty = lockInfo.AssignQuantity;
                    var pickingResult = await ExecutePickingLogic(lockInfo, orderDetail, stockDetail, actualPickedQty);

                    // 更新批次和订单数据
                    await UpdateBatchAndOrderData(batch, orderDetail, actualPickedQty, orderNo);

                    // 记录拣选历史
                    await RecordPickingHistory(pickingResult, orderNo, palletCode);

                    _unitOfWorkManage.CommitTran();

                    return WebResponseContent.Instance.OK("自动拆包并分拣成功", new
                    {
                        AutoSplitted = true,
                        NewBarcode = autoSplitResult.NewBarcode,
                        OriginalBarcode = barcode,
                        SplitQuantity = autoSplitResult.SplitQuantity,
                        PickedQuantity = actualPickedQty,
                        MaterialCode = lockInfo.MaterielCode
                    });
                }

                // 正常分拣流程（不需要自动拆包）
                var normalPickedQty = lockInfo.AssignQuantity;
                var normalPickingResult = await ExecutePickingLogic(lockInfo, orderDetail, stockDetail, normalPickedQty);

                // 更新批次和订单数据
                await UpdateBatchAndOrderData(batch, orderDetail, normalPickedQty, orderNo);

                // 记录拣选历史
                await RecordPickingHistory(normalPickingResult, orderNo, palletCode);

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("分拣成功", new
                {
                    PickedQuantity = normalPickedQty,
                    Barcode = barcode,
                    MaterialCode = lockInfo.MaterielCode,
                    AutoSplitted = false
                });
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"分拣失败 - OrderNo: {orderNo}, PalletCode: {palletCode}, Barcode: {barcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"分拣失败：{ex.Message}");
            }
        }
        /// <summary>
        /// 取消分拣
        /// </summary>
        public async Task<WebResponseContent> CancelPicking(string orderNo, string palletCode, string barcode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 查找分拣记录
                var pickingRecord = await Db.Queryable<Dt_PickingRecord>()
                    .Where(x => x.OrderNo == orderNo &&
                               x.PalletCode == palletCode &&
                               x.Barcode == barcode &&
                               !x.IsCancelled)
                    .OrderByDescending(x => x.PickTime)
                    .FirstAsync();

                if (pickingRecord == null)
                    return WebResponseContent.Instance.Error("未找到分拣记录");

                // 恢复锁定信息和库存
                var revertResult = await RevertPickingData(pickingRecord);

                // 更新批次和订单数据
                await RevertBatchAndOrderData(pickingRecord, revertResult);

                // 标记分拣记录为已取消
                pickingRecord.IsCancelled = true;
                pickingRecord.CancelTime = DateTime.Now;
                pickingRecord.CancelOperator = App.User.UserName;
                await Db.Updateable(pickingRecord).ExecuteCommandAsync();

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("取消分拣成功");
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"取消分拣失败 - OrderNo: {orderNo}, PalletCode: {palletCode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"取消分拣失败：{ex.Message}");
            }
        }
        #endregion

        #region 手动拆包

        #region 手动拆包相关方法

        /// <summary>
        /// 手动拆包
        /// </summary>
        public async Task<WebResponseContent> ManualSplitPackage(string orderNo, string palletCode, string originalBarcode, decimal splitQuantity)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 验证拆包请求
                var validationResult = await ValidateSplitRequest(orderNo, palletCode, originalBarcode, splitQuantity);
                if (!validationResult.IsValid)
                    return WebResponseContent.Instance.Error(validationResult.ErrorMessage);

                var (lockInfo, stockDetail) = validationResult.Data;

                // 执行拆包逻辑
                var splitResult = await ExecuteManualSplitLogic(lockInfo, stockDetail, splitQuantity, palletCode);

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("手动拆包成功", new
                {
                    NewBarcode = splitResult.NewBarcode,
                    OriginalBarcode = originalBarcode,
                    SplitQuantity = splitQuantity
                });
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"手动拆包失败 - OrderNo: {orderNo}, Barcode: {originalBarcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"手动拆包失败：{ex.Message}");
            }
        }

        /// <summary>
        /// 验证拆包请求 - 增强分配数量控制
        /// </summary>
        private async Task<ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>> ValidateSplitRequest(
            string orderNo, string palletCode, string originalBarcode, decimal splitQuantity)
        {
            _logger.LogInformation($"开始验证拆包请求 - 订单: {orderNo}, 托盘: {palletCode}, 原条码: {originalBarcode}, 拆包数量: {splitQuantity}");

            // 查找锁定信息
            var lockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo &&
                           x.PalletCode == palletCode &&
                           x.CurrentBarcode == originalBarcode &&
                           x.Status == (int)OutLockStockStatusEnum.出库中)
                .FirstAsync();

            if (lockInfo == null)
            {
                _logger.LogWarning($"未找到有效的锁定信息 - 订单: {orderNo}, 托盘: {palletCode}, 条码: {originalBarcode}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到有效的锁定信息");
            }

            _logger.LogInformation($"找到锁定信息 - 分配数量: {lockInfo.AssignQuantity}, 已拣选: {lockInfo.PickedQty}, 订单数量: {lockInfo.OrderQuantity}");

            // 获取订单明细
            var orderDetail = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                .FirstAsync(x => x.Id == lockInfo.OrderDetailId);

            if (orderDetail == null)
            {
                _logger.LogWarning($"未找到订单明细 - OrderDetailId: {lockInfo.OrderDetailId}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到订单明细");
            }

            _logger.LogInformation($"找到订单明细 - 已分配数量: {orderDetail.AllocatedQuantity}, 锁定数量: {orderDetail.LockQuantity}");

            // 获取库存信息
            var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == originalBarcode && x.StockId == lockInfo.StockId);

            if (stockDetail == null)
            {
                _logger.LogWarning($"未找到库存信息 - 条码: {originalBarcode}, StockId: {lockInfo.StockId}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到对应的库存信息");
            }

            _logger.LogInformation($"找到库存信息 - 库存数量: {stockDetail.StockQuantity}, 出库数量: {stockDetail.OutboundQuantity}");

            // 重要修复：验证拆包数量不能大于库存数量
            if (stockDetail.StockQuantity < splitQuantity)
            {
                _logger.LogWarning($"拆包数量大于库存数量 - 拆包数量: {splitQuantity}, 库存数量: {stockDetail.StockQuantity}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error($"拆包数量不能大于库存数量，当前库存：{stockDetail.StockQuantity}");
            }

            // 重要修复：验证拆包数量不能大于锁定信息的分配数量
            if (lockInfo.AssignQuantity < splitQuantity)
            {
                _logger.LogWarning($"拆包数量大于分配数量 - 拆包数量: {splitQuantity}, 分配数量: {lockInfo.AssignQuantity}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error($"拆包数量不能大于分配数量，当前分配数量：{lockInfo.AssignQuantity}");
            }

            // 重要修复：验证拆包数量不能大于锁定信息的未拣选数量
            decimal remainingToPick = lockInfo.AssignQuantity - lockInfo.PickedQty;
            if (remainingToPick < splitQuantity)
            {
                _logger.LogWarning($"拆包数量大于未拣选数量 - 拆包数量: {splitQuantity}, 未拣选数量: {remainingToPick}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error($"拆包数量不能大于未拣选数量，当前未拣选：{remainingToPick}");
            }

            // 重要修复：验证拆包后原锁定信息的分配数量不会为负数
            if (lockInfo.AssignQuantity - splitQuantity < 0)
            {
                _logger.LogWarning($"拆包后分配数量为负数 - 当前分配数量: {lockInfo.AssignQuantity}, 拆包数量: {splitQuantity}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error($"拆包后分配数量不能为负数");
            }

            // 重要修复：验证订单明细的分配数量是否足够
            // 注意：手动拆包不会改变订单明细的分配数量，因为总分配数量不变
            // 只是从一个锁定信息转移到另一个锁定信息
            decimal totalLockAssignQuantity = await GetTotalLockAssignQuantity(orderDetail.Id);
            if (orderDetail.AllocatedQuantity != totalLockAssignQuantity)
            {
                _logger.LogWarning($"订单明细分配数量与锁定信息不一致 - 订单明细分配数量: {orderDetail.AllocatedQuantity}, 锁定信息总分配数量: {totalLockAssignQuantity}");
                // 这里不直接返回错误，因为拆包操作本身不会导致不一致，只是记录警告
            }

            _logger.LogInformation($"拆包验证通过 - 原条码: {originalBarcode}, 拆包数量: {splitQuantity}");

            return ValidationResult<(Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Success((lockInfo, stockDetail));
        }

        /// <summary>
        /// 获取订单明细的所有锁定信息的总分配数量
        /// </summary>
        private async Task<decimal> GetTotalLockAssignQuantity(long orderDetailId)
        {
            var lockInfos = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderDetailId == orderDetailId)
                .ToListAsync();

            return lockInfos.Sum(x => x.AssignQuantity);
        }

        /// <summary>
        /// 执行手动拆包逻辑 - 增强分配数量控制
        /// </summary>
        private async Task<SplitResultDto> ExecuteManualSplitLogic(Dt_OutStockLockInfo lockInfo, Dt_StockInfoDetail stockDetail,
            decimal splitQuantity, string palletCode)
        {
            _logger.LogInformation($"开始执行手动拆包逻辑 - 原条码: {stockDetail.Barcode}, 拆包数量: {splitQuantity}");

            // 重要修复：获取订单明细并验证分配数量
            var orderDetail = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                .FirstAsync(x => x.Id == lockInfo.OrderDetailId);

            if (orderDetail == null)
                throw new InvalidOperationException("未找到订单明细");

            // 验证拆包数量不会导致分配数量为负数
            if (lockInfo.AssignQuantity < splitQuantity)
            {
                throw new InvalidOperationException($"拆包数量超过锁定信息分配数量，拆包数量: {splitQuantity}, 分配数量: {lockInfo.AssignQuantity}");
            }

            // 生成新条码
            string newBarcode = await GenerateNewBarcode();

            // 记录拆包前的分配数量
            decimal originalAssignQtyBefore = lockInfo.AssignQuantity;
            decimal originalOrderQtyBefore = lockInfo.OrderQuantity;

            // 1. 创建新库存明细
            var newStockDetail = new Dt_StockInfoDetail
            {
                StockId = stockDetail.StockId,
                MaterielCode = stockDetail.MaterielCode,
                OrderNo = stockDetail.OrderNo,
                BatchNo = stockDetail.BatchNo,
                StockQuantity = splitQuantity,
                OutboundQuantity = 0,
                Barcode = newBarcode,
                Status = (int)StockStatusEmun.出库锁定,
                SupplyCode = stockDetail.SupplyCode,
                Unit = stockDetail.Unit,
                BarcodeQty = stockDetail.BarcodeQty,
                BarcodeUnit = stockDetail.BarcodeUnit,
                BusinessType = stockDetail.BusinessType,
                InboundOrderRowNo = stockDetail.InboundOrderRowNo, 
            };
            await _stockInfoDetailService.Db.Insertable(newStockDetail).ExecuteCommandAsync();
            _logger.LogInformation($"创建新库存明细 - 条码: {newBarcode}, 库存数量: {splitQuantity}");

            // 2. 更新原库存明细
            decimal originalStockQtyBefore = stockDetail.StockQuantity;
            stockDetail.StockQuantity -= splitQuantity;
            await _stockInfoDetailService.Db.Updateable(stockDetail).ExecuteCommandAsync();
            _logger.LogInformation($"更新原库存明细 - 库存数量从 {originalStockQtyBefore} 减少到 {stockDetail.StockQuantity}");

            // 3. 创建新锁定信息
            var newLockInfo = new Dt_OutStockLockInfo
            {
                OrderNo = lockInfo.OrderNo,
                OrderDetailId = lockInfo.OrderDetailId,
                OutboundBatchNo = lockInfo.OutboundBatchNo,
                MaterielCode = lockInfo.MaterielCode,
                MaterielName = lockInfo.MaterielName,
                StockId = lockInfo.StockId,
                OrderQuantity = splitQuantity,
                AssignQuantity = splitQuantity,
                PickedQty = 0,
                LocationCode = lockInfo.LocationCode,
                PalletCode = lockInfo.PalletCode,
                TaskNum = lockInfo.TaskNum,
                Status = (int)OutLockStockStatusEnum.出库中,
                Unit = lockInfo.Unit,
                SupplyCode = lockInfo.SupplyCode,
                OrderType = lockInfo.OrderType,
                CurrentBarcode = newBarcode,
                IsSplitted = 1,
                ParentLockId = lockInfo.Id,
                Operator = App.User.UserName,
                FactoryArea = lockInfo.FactoryArea,
                lineNo = lockInfo.lineNo,
                WarehouseCode = lockInfo.WarehouseCode,
                BarcodeQty = lockInfo.BarcodeQty,
                BarcodeUnit = lockInfo.BarcodeUnit, 
            };

            await _outStockLockInfoService.Db.Insertable(newLockInfo).ExecuteCommandAsync();
            _logger.LogInformation($"创建新锁定信息 - 条码: {newBarcode}, 分配数量: {splitQuantity}");

            // 4. 更新原锁定信息
            lockInfo.AssignQuantity -= splitQuantity;
            lockInfo.OrderQuantity -= splitQuantity;

            _logger.LogInformation($"更新原锁定信息 - 分配数量从 {originalAssignQtyBefore} 减少到 {lockInfo.AssignQuantity}");
            _logger.LogInformation($"更新原锁定信息 - 订单数量从 {originalOrderQtyBefore} 减少到 {lockInfo.OrderQuantity}");

            await _outStockLockInfoService.Db.Updateable(lockInfo).ExecuteCommandAsync();

            // 重要修复：手动拆包不会改变订单明细的分配数量，因为总分配数量不变
            // 只是从一个锁定信息转移到另一个锁定信息
            _logger.LogInformation($"订单明细分配数量保持不变 - 已分配数量: {orderDetail.AllocatedQuantity}");

            // 5. 记录拆包历史
            await RecordSplitHistory(lockInfo, stockDetail, splitQuantity, newBarcode, false);

            _logger.LogInformation($"手动拆包逻辑执行完成");

            return new SplitResultDto { NewBarcode = newBarcode };
        }

        #endregion

        #endregion



        #region 取消拆包 

        /// <summary>
        /// 取消拆包 
        /// </summary>
        public async Task<WebResponseContent> CancelSplitPackage(string orderNo, string palletCode, string newBarcode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 1. 查找拆包记录并验证
                var validationResult = await ValidateCancelSplitRequest(orderNo, palletCode, newBarcode);
                if (!validationResult.IsValid)
                    return WebResponseContent.Instance.Error(validationResult.ErrorMessage);

                var (splitRecord, newLockInfo, newStockDetail) = validationResult.Data;

                // 2. 查找原始锁定信息
                var originalLockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                    .FirstAsync(x => x.Id == splitRecord.OutStockLockInfoId);

                // 3. 检查该条码是否被再次拆包
                var childSplitRecords = await _splitPackageService.Db.Queryable<Dt_SplitPackageRecord>()
                    .Where(x => x.OriginalBarcode == newBarcode && !x.IsReverted)
                    .ToListAsync();

                if (childSplitRecords.Any())
                {
                    return WebResponseContent.Instance.Error("该条码已被再次拆包，请先取消后续的拆包操作");
                }

                // 4. 执行取消拆包逻辑
                await ExecuteCancelSplitLogic(splitRecord, originalLockInfo, newLockInfo, newStockDetail);

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("取消拆包成功");
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"取消拆包失败 - OrderNo: {orderNo}, PalletCode: {palletCode}, Barcode: {newBarcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"取消拆包失败：{ex.Message}");
            }
        }

        /// <summary>
        /// 执行取消拆包逻辑 
        /// </summary>
        private async Task ExecuteCancelSplitLogic(Dt_SplitPackageRecord splitRecord,
            Dt_OutStockLockInfo originalLockInfo, Dt_OutStockLockInfo newLockInfo,
            Dt_StockInfoDetail newStockDetail)
        {
            _logger.LogInformation($"开始执行取消拆包逻辑 - 原条码: {splitRecord.OriginalBarcode}, 新条码: {splitRecord.NewBarcode}, 拆包数量: {splitRecord.SplitQty}");

            // 恢复原锁定信息
            decimal originalAssignQtyBefore = originalLockInfo.AssignQuantity;
            decimal originalOrderQtyBefore = originalLockInfo.OrderQuantity;

            // 重要修复：恢复分配数量和订单数量
            originalLockInfo.AssignQuantity += splitRecord.SplitQty;
            originalLockInfo.OrderQuantity += splitRecord.SplitQty;

            _logger.LogInformation($"恢复原锁定信息 - 分配数量从 {originalAssignQtyBefore} 增加到 {originalLockInfo.AssignQuantity}");
            _logger.LogInformation($"恢复原锁定信息 - 订单数量从 {originalOrderQtyBefore} 增加到 {originalLockInfo.OrderQuantity}");

            // 如果原锁定信息的状态是拣选完成，需要重新设置为出库中
            if (originalLockInfo.Status == (int)OutLockStockStatusEnum.拣选完成)
            {
                originalLockInfo.Status = (int)OutLockStockStatusEnum.出库中;
                _logger.LogInformation($"原锁定信息状态从拣选完成恢复为出库中");
            }

            await _outStockLockInfoService.Db.Updateable(originalLockInfo).ExecuteCommandAsync();

            // 恢复原库存明细
            var originalStock = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == splitRecord.OriginalBarcode && x.StockId == splitRecord.StockId);

            if (originalStock != null)
            {
                decimal originalStockQtyBefore = originalStock.StockQuantity;
                originalStock.StockQuantity += splitRecord.SplitQty;

                _logger.LogInformation($"恢复原库存明细 - 库存数量从 {originalStockQtyBefore} 增加到 {originalStock.StockQuantity}");

                // 如果原库存状态是出库完成，需要重新设置为出库锁定
                if (originalStock.Status == (int)StockStatusEmun.出库完成)
                {
                    originalStock.Status = (int)StockStatusEmun.出库锁定;
                    _logger.LogInformation($"原库存状态从出库完成恢复为出库锁定");
                }

                await _stockInfoDetailService.Db.Updateable(originalStock).ExecuteCommandAsync();
            }

            // 删除新锁定信息
            _logger.LogInformation($"删除新锁定信息 - 条码: {newLockInfo.CurrentBarcode}, 分配数量: {newLockInfo.AssignQuantity}");
            await _outStockLockInfoService.Db.Deleteable<Dt_OutStockLockInfo>()
                .Where(x => x.Id == newLockInfo.Id)
                .ExecuteCommandAsync();

            //  删除新库存明细
            _logger.LogInformation($"删除新库存明细 - 条码: {newStockDetail.Barcode}, 库存数量: {newStockDetail.StockQuantity}");
            await _stockInfoDetailService.Db.Deleteable<Dt_StockInfoDetail>()
                .Where(x => x.Barcode == newLockInfo.CurrentBarcode)
                .ExecuteCommandAsync();

            // 标记拆包记录为已撤销
            splitRecord.IsReverted = true;
            splitRecord.RevertTime = DateTime.Now;
            splitRecord.RevertOperator = App.User.UserName;
            await _splitPackageService.Db.Updateable(splitRecord).ExecuteCommandAsync();
            _logger.LogInformation($"标记拆包记录为已撤销");

            // 检查并更新批次和订单状态
            await CheckAndUpdateBatchStatus(originalLockInfo.BatchNo);
            await CheckAndUpdateOrderStatus(originalLockInfo.OrderNo);

            _logger.LogInformation($"取消拆包逻辑执行完成");
        }

        /// <summary>
        /// 验证取消拆包请求 
        /// </summary>
        private async Task<ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>> ValidateCancelSplitRequest(
            string orderNo, string palletCode, string newBarcode)
        {
            _logger.LogInformation($"开始验证取消拆包请求 - 订单: {orderNo}, 托盘: {palletCode}, 条码: {newBarcode}");

            // 查找拆包记录
            var splitRecord = await _splitPackageService.Db.Queryable<Dt_SplitPackageRecord>()
                .Where(x => x.NewBarcode == newBarcode &&
                           x.OrderNo == orderNo &&
                           !x.IsReverted)
                .FirstAsync();

            if (splitRecord == null)
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到拆包记录");

            _logger.LogInformation($"找到拆包记录 - 原条码: {splitRecord.OriginalBarcode}, 新条码: {splitRecord.NewBarcode}, 拆包数量: {splitRecord.SplitQty}");

            // 查找新锁定信息
            var newLockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.CurrentBarcode == newBarcode &&
                           x.PalletCode == palletCode &&
                           x.OrderNo == orderNo)
                .FirstAsync();

            if (newLockInfo == null)
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到新锁定信息");

            _logger.LogInformation($"找到新锁定信息 - 状态: {newLockInfo.Status}, 已拣选: {newLockInfo.PickedQty}, 分配数量: {newLockInfo.AssignQuantity}");

            // 重要修复：检查新条码是否已被分拣
            var newBarcodePickingRecords = await Db.Queryable<Dt_PickingRecord>()
                .Where(x => x.Barcode == newBarcode && x.OrderNo == orderNo && !x.IsCancelled)
                .ToListAsync();

            if (newBarcodePickingRecords.Any())
            {
                var totalPickedQty = newBarcodePickingRecords.Sum(x => x.PickQuantity);
                _logger.LogWarning($"新条码 {newBarcode} 已被分拣，总拣选数量: {totalPickedQty}");
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error(
                    $"新条码已被分拣（已拣选数量：{totalPickedQty}），请先取消分拣，然后再取消拆包");
            }

            // 重要修复：检查原条码是否已被分拣
            var originalBarcodePickingRecords = await Db.Queryable<Dt_PickingRecord>()
                .Where(x => x.Barcode == splitRecord.OriginalBarcode && x.OrderNo == orderNo && !x.IsCancelled)
                .ToListAsync();

            if (originalBarcodePickingRecords.Any())
            {
                var totalPickedQty = originalBarcodePickingRecords.Sum(x => x.PickQuantity);
                _logger.LogWarning($"原条码 {splitRecord.OriginalBarcode} 已被分拣，总拣选数量: {totalPickedQty}");
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error(
                    $"原条码已被分拣（已拣选数量：{totalPickedQty}），请先取消分拣，然后再取消拆包");
            }

            _logger.LogInformation($"新旧条码均未被分拣，可以取消拆包");

            // 检查新条码是否被再次拆包
            var childSplitRecords = await _splitPackageService.Db.Queryable<Dt_SplitPackageRecord>()
                .Where(x => x.OriginalBarcode == newBarcode && !x.IsReverted)
                .ToListAsync();

            if (childSplitRecords.Any())
            {
                var childBarcodes = string.Join(", ", childSplitRecords.Select(x => x.NewBarcode));
                _logger.LogWarning($"条码 {newBarcode} 已被再次拆包，生成的新条码: {childBarcodes}");
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error(
                    $"该条码已被再次拆包，生成的新条码：{childBarcodes}，请先取消后续拆包");
            }

            var newStockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == newBarcode);

            if (newStockDetail == null)
                return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Error("未找到新库存明细");

            _logger.LogInformation($"取消拆包验证通过 - 条码: {newBarcode}");

            return ValidationResult<(Dt_SplitPackageRecord, Dt_OutStockLockInfo, Dt_StockInfoDetail)>.Success((splitRecord, newLockInfo, newStockDetail));
        }

        #endregion

        #region 批量取消拆包链

        /// <summary>
        /// 批量取消拆包链 - 取消某个条码及其所有后续拆包
        /// </summary>
        public async Task<WebResponseContent> CancelSplitPackageChain(string orderNo, string palletCode, string startBarcode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 1. 查找所有相关的拆包记录（形成拆包链）
                var splitChain = await GetSplitPackageChain(orderNo, startBarcode);

                if (!splitChain.Any())
                    return WebResponseContent.Instance.Error("未找到拆包记录");

                _logger.LogInformation($"找到拆包链，共 {splitChain.Count} 条记录");

                // 2. 收集拆包链中涉及的所有条码（包括原条码和新条码）
                var allBarcodesInChain = new List<string> { startBarcode };
                allBarcodesInChain.AddRange(splitChain.Select(x => x.NewBarcode));

                // 3. 检查拆包链中是否有已被分拣的条码
                var pickedBarcodesInfo = await GetPickedBarcodesInfo(orderNo, allBarcodesInChain);

                if (pickedBarcodesInfo.Any())
                {
                    var pickedBarcodes = string.Join(", ", pickedBarcodesInfo.Select(x => $"{x.Barcode}(已拣选{x.PickedQty})"));
                    return WebResponseContent.Instance.Error(
                        $"以下条码已被分拣，请先取消分拣：{pickedBarcodes}");
                }

                // 4. 按拆包顺序倒序取消（从最新的开始取消）
                var reversedChain = splitChain.OrderByDescending(x => x.SplitTime).ToList();

                foreach (var splitRecord in reversedChain)
                {
                    _logger.LogInformation($"取消拆包记录 - 原条码: {splitRecord.OriginalBarcode}, 新条码: {splitRecord.NewBarcode}");
                    await CancelSingleSplitPackage(splitRecord, palletCode);
                }

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK($"成功取消拆包链，共{reversedChain.Count}次拆包操作");
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"取消拆包链失败 - OrderNo: {orderNo}, StartBarcode: {startBarcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"取消拆包链失败：{ex.Message}");
            }
        }

        /// <summary>
        /// 获取条码的拆包和拣选状态
        /// </summary>
        public async Task<WebResponseContent> GetBarcodeSplitAndPickStatus(string orderNo, string barcode)
        {
            try
            {
                // 1. 获取拆包信息
                var splitChain = await GetSplitPackageChain(orderNo, barcode);
                var isOriginalBarcode = !splitChain.Any(x => x.NewBarcode == barcode);

                // 2. 获取拣选信息
                var pickingRecords = await Db.Queryable<Dt_PickingRecord>()
                    .Where(x => x.Barcode == barcode && x.OrderNo == orderNo && !x.IsCancelled)
                    .ToListAsync();

                var totalPickedQty = pickingRecords.Sum(x => x.PickQuantity);

                // 3. 获取锁定信息
                var lockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                    .Where(x => x.CurrentBarcode == barcode && x.OrderNo == orderNo)
                    .FirstAsync();

                // 4. 获取库存信息
                var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                    .Where(x => x.Barcode == barcode)
                    .FirstAsync();

                var statusInfo = new BarcodeStatusInfoDto
                {
                    Barcode = barcode,
                    OrderNo = orderNo,
                    IsOriginalBarcode = isOriginalBarcode,
                    SplitChainCount = splitChain.Count,
                    HasBeenPicked = pickingRecords.Any(),
                    TotalPickedQuantity = totalPickedQty,
                    PickRecordCount = pickingRecords.Count,
                    LockInfoStatus = lockInfo?.Status ?? 0,
                    LockInfoPickedQty = lockInfo?.PickedQty ?? 0,
                    LockInfoAssignQty = lockInfo?.AssignQuantity ?? 0,
                    StockQuantity = stockDetail?.StockQuantity ?? 0,
                    StockStatus = stockDetail?.Status ?? 0,
                    CanCancelSplit = !pickingRecords.Any(), // 未被分拣才能取消拆包
                    NeedCancelPickFirst = pickingRecords.Any() // 需要先取消分拣
                };

                // 5. 获取操作建议
                statusInfo.OperationSuggestions = GetOperationSuggestions(statusInfo);

                return WebResponseContent.Instance.OK("获取状态成功", statusInfo);
            }
            catch (Exception ex)
            {
                _logger.LogError($"获取条码状态失败 - OrderNo: {orderNo}, Barcode: {barcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error("获取条码状态失败");
            }
        }
         /// <summary>
        /// 获取操作建议
        /// </summary>
        private List<string> GetOperationSuggestions(BarcodeStatusInfoDto statusInfo)
        {
            var suggestions = new List<string>();

            if (statusInfo.HasBeenPicked)
            {
                suggestions.Add($"该条码已被分拣（数量：{statusInfo.TotalPickedQuantity}），如需取消拆包，请先取消分拣");

                if (statusInfo.IsOriginalBarcode)
                {
                    suggestions.Add("这是原条码，取消分拣后将恢复为可分拣状态");
                }
                else
                {
                    suggestions.Add("这是拆包生成的新条码，取消分拣后才能取消拆包");
                }
            }
            else
            {
                if (statusInfo.IsOriginalBarcode && statusInfo.SplitChainCount > 0)
                {
                    suggestions.Add("这是原条码，可以取消拆包链");
                }
                else if (!statusInfo.IsOriginalBarcode)
                {
                    suggestions.Add("这是拆包生成的新条码，可以单独取消拆包");
                }
            }

            if (statusInfo.LockInfoStatus == (int)OutLockStockStatusEnum.拣选完成)
            {
                suggestions.Add("锁定状态：拣选完成");
            }
            else if (statusInfo.LockInfoStatus == (int)OutLockStockStatusEnum.出库中)
            {
                suggestions.Add("锁定状态：出库中");
            }

            return suggestions;
        }
        /// <summary>
        /// 获取已被分拣的条码信息
        /// </summary>
        private async Task<List<PickedBarcodeInfo>> GetPickedBarcodesInfo(string orderNo, List<string> barcodes)
        {
            var pickedBarcodes = new List<PickedBarcodeInfo>();

            foreach (var barcode in barcodes)
            {
                var pickingRecords = await Db.Queryable<Dt_PickingRecord>()
                    .Where(x => x.Barcode == barcode && x.OrderNo == orderNo && !x.IsCancelled)
                    .ToListAsync();

                if (pickingRecords.Any())
                {
                    var totalPickedQty = pickingRecords.Sum(x => x.PickQuantity);
                    pickedBarcodes.Add(new PickedBarcodeInfo
                    {
                        Barcode = barcode,
                        PickedQty = totalPickedQty,
                        PickRecordCount = pickingRecords.Count
                    });
                }
            }

            return pickedBarcodes;
        }
        /// <summary>
        /// 获取拆包链 - 查找某个条码的所有拆包记录（包括后续拆包）
        /// </summary>
        public async Task<List<Dt_SplitPackageRecord>> GetSplitPackageChain(string orderNo, string startBarcode)
        {
            var allSplitRecords = new List<Dt_SplitPackageRecord>();
            var visitedBarcodes = new HashSet<string>(); // 防止循环引用

            // 使用队列进行广度优先搜索
            var queue = new Queue<string>();
            queue.Enqueue(startBarcode);
            visitedBarcodes.Add(startBarcode);

            while (queue.Count > 0)
            {
                var currentBarcode = queue.Dequeue();

                // 查找以当前条码为原条码的所有拆包记录
                var splitRecords = await _splitPackageService.Db.Queryable<Dt_SplitPackageRecord>()
                    .Where(x => x.OriginalBarcode == currentBarcode &&
                               x.OrderNo == orderNo &&
                               !x.IsReverted)
                    .ToListAsync();

                foreach (var record in splitRecords)
                {
                    // 避免重复处理
                    if (!visitedBarcodes.Contains(record.NewBarcode))
                    {
                        allSplitRecords.Add(record);
                        queue.Enqueue(record.NewBarcode);
                        visitedBarcodes.Add(record.NewBarcode);
                    }
                }
            }

            return allSplitRecords;
        }

        /// <summary>
        /// 取消单个拆包记录
        /// </summary>
        private async Task CancelSingleSplitPackage(Dt_SplitPackageRecord splitRecord, string palletCode)
        {
            _logger.LogInformation($"开始取消单个拆包记录 - 原条码: {splitRecord.OriginalBarcode}, 新条码: {splitRecord.NewBarcode}");

            // 再次验证分拣状态（防止并发操作）
            var newBarcodePickingRecords = await Db.Queryable<Dt_PickingRecord>()
                .Where(x => x.Barcode == splitRecord.NewBarcode && !x.IsCancelled)
                .ToListAsync();

            if (newBarcodePickingRecords.Any())
            {
                throw new InvalidOperationException($"新条码 {splitRecord.NewBarcode} 在验证后被分拣，无法取消拆包");
            }

            var originalBarcodePickingRecords = await Db.Queryable<Dt_PickingRecord>()
                .Where(x => x.Barcode == splitRecord.OriginalBarcode && !x.IsCancelled)
                .ToListAsync();

            if (originalBarcodePickingRecords.Any())
            {
                throw new InvalidOperationException($"原条码 {splitRecord.OriginalBarcode} 在验证后被分拣，无法取消拆包");
            }

            // 查找相关数据
            var newLockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.CurrentBarcode == splitRecord.NewBarcode &&
                           x.PalletCode == palletCode)
                .FirstAsync();

            var newStockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == splitRecord.NewBarcode);

            var originalLockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .FirstAsync(x => x.Id == splitRecord.OutStockLockInfoId);

            // 执行取消逻辑
            await ExecuteCancelSplitLogic(splitRecord, originalLockInfo, newLockInfo, newStockDetail);

            _logger.LogInformation($"取消单个拆包记录完成 - 原条码: {splitRecord.OriginalBarcode}, 新条码: {splitRecord.NewBarcode}");
        }
        #endregion

        #region 拆包信息查询增强

        /// <summary>
        /// 获取拆包链信息
        /// </summary>
        public async Task<WebResponseContent> GetSplitPackageChainInfo(string orderNo, string barcode)
        {
            try
            {
                var splitChain = await GetSplitPackageChain(orderNo, barcode);

                var chainInfo = new SplitPackageChainInfoDto
                {
                    OriginalBarcode = barcode,
                    TotalSplitTimes = splitChain.Count,
                    SplitChain = splitChain.Select(x => new SplitChainItemDto
                    {
                        SplitTime = x.SplitTime,
                        OriginalBarcode = x.OriginalBarcode,
                        NewBarcode = x.NewBarcode,
                        SplitQuantity = x.SplitQty,
                        Operator = x.Operator,
                        IsReverted = x.IsReverted ,
                        IsAutoSplit = x.IsAutoSplit
                    }).ToList()
                };

                return WebResponseContent.Instance.OK("获取成功", chainInfo);
            }
            catch (Exception ex)
            {
                _logger.LogError($"获取拆包链信息失败 - OrderNo: {orderNo}, Barcode: {barcode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error("获取拆包链信息失败");
            }
        }


        /// <summary>
        /// 查找根条码
        /// </summary>
        public async Task<string> FindRootBarcode(string orderNo, string startBarcode)
        {
            var currentBarcode = startBarcode;
            var visited = new HashSet<string>();

            while (!string.IsNullOrEmpty(currentBarcode) && !visited.Contains(currentBarcode))
            {
                visited.Add(currentBarcode);

                // 查找当前条码是否是由其他条码拆包而来
                var parentRecord = await _splitPackageService.Db.Queryable<Dt_SplitPackageRecord>()
                    .Where(x => x.NewBarcode == currentBarcode &&
                               x.OrderNo == orderNo &&
                               !x.IsReverted)
                    .FirstAsync();

                if (parentRecord == null)
                {
                    // 没有父级拆包记录，说明这是根条码
                    return currentBarcode;
                }

                currentBarcode = parentRecord.OriginalBarcode;
            }

            // 如果出现循环引用，返回起始条码
            return startBarcode;
        }
        #endregion

        #region 更新批次状态检查

        /// <summary>
        /// 检查并更新批次状态
        /// </summary>
        private async Task CheckAndUpdateBatchStatus(string batchNo)
        {
            var batch = await _outboundBatchRepository.Db.Queryable<Dt_OutboundBatch>()
                .FirstAsync(x => x.BatchNo == batchNo);

            if (batch != null)
            {
                // 重新计算批次完成数量
                var batchLocks = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                    .Where(x => x.BatchNo == batchNo)
                    .ToListAsync();

                var completedQuantity = batchLocks.Where(x => x.Status == (int)OutLockStockStatusEnum.拣选完成)
                                                 .Sum(x => x.PickedQty);

                batch.CompletedQuantity = completedQuantity;

                // 更新批次状态
                if (batch.CompletedQuantity >= batch.BatchQuantity)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.已完成;
                }
                else if (batch.CompletedQuantity > 0)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.执行中;
                }
                else
                {
                    batch.BatchStatus = (int)BatchStatusEnum.分配中;
                }

                await _outboundBatchRepository.Db.Updateable(batch).ExecuteCommandAsync();
            }
        }

        #endregion

       
        #region 分批回库

        /// <summary>
        /// 分批回库 - 释放未拣选的库存
        /// </summary>
        public async Task<WebResponseContent> BatchReturnStock(string orderNo, string palletCode)
        {
            try
            {
                _unitOfWorkManage.BeginTran();

                // 查找托盘上未完成的锁定记录（只处理出库中的记录）
                var unfinishedLocks = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                    .Where(x => x.OrderNo == orderNo &&
                               x.PalletCode == palletCode &&
                               x.Status == (int)OutLockStockStatusEnum.出库中)
                    .ToListAsync();

                if (!unfinishedLocks.Any())
                    return WebResponseContent.Instance.Error("该托盘没有未完成的锁定记录");

                // 按出库批次分组处理
                var batchGroups = unfinishedLocks.GroupBy(x => x.OutboundBatchNo); // 使用 OutboundBatchNo

                foreach (var batchGroup in batchGroups)
                {
                    var outboundBatchNo = batchGroup.Key;
                    var batchLocks = batchGroup.ToList();

                    // 释放库存和锁定记录
                    foreach (var lockInfo in batchLocks)
                    {
                        await ReleaseLockAndStock(lockInfo);
                    }

                    // 更新批次状态
                    await UpdateBatchStatusForReturn(outboundBatchNo, batchLocks);

                    // 更新订单明细的已分配数量
                    await UpdateOrderDetailAfterReturn(batchLocks);
                }

                _unitOfWorkManage.CommitTran();

                return WebResponseContent.Instance.OK("分批回库成功");
            }
            catch (Exception ex)
            {
                _unitOfWorkManage.RollbackTran();
                _logger.LogError($"分批回库失败 - OrderNo: {orderNo}, PalletCode: {palletCode}, Error: {ex.Message}");
                return WebResponseContent.Instance.Error($"分批回库失败：{ex.Message}");
            }
        }
        #endregion

        #region 验证方法
        private async Task<ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>> ValidatePickingRequest(
       string orderNo, string palletCode, string barcode)
        {
            _logger.LogInformation($"开始验证分拣请求 - 订单: {orderNo}, 托盘: {palletCode}, 条码: {barcode}");

            // 查找锁定信息
            var lockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .Where(x => x.OrderNo == orderNo &&
                           x.PalletCode == palletCode &&
                           x.CurrentBarcode == barcode &&
                           x.Status == (int)OutLockStockStatusEnum.出库中)
                .FirstAsync();

            if (lockInfo == null)
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error("未找到有效的锁定信息");

            _logger.LogInformation($"找到锁定信息 - 分配数量: {lockInfo.AssignQuantity}, 已拣选: {lockInfo.PickedQty}");

            // 检查是否已经分拣完成
            if (lockInfo.PickedQty >= lockInfo.AssignQuantity)
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error("该条码已分拣完成");

            // 获取关联数据
            var orderDetail = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                .FirstAsync(x => x.Id == lockInfo.OrderDetailId);

            if (orderDetail == null)
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error("未找到订单明细");

            _logger.LogInformation($"找到订单明细 - 已分配数量: {orderDetail.AllocatedQuantity}, 锁定数量: {orderDetail.LockQuantity}");

            // 重要修复：检查订单明细的已分配数量是否足够
            decimal remainingToPick = lockInfo.AssignQuantity - lockInfo.PickedQty;
            if (orderDetail.AllocatedQuantity < remainingToPick)
            {
                _logger.LogWarning($"订单明细已分配数量不足 - 需要拣选: {remainingToPick}, 可用分配数量: {orderDetail.AllocatedQuantity}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error(
                    $"订单明细分配数量不足，需要拣选：{remainingToPick}，可用分配数量：{orderDetail.AllocatedQuantity}");
            }

            // 重要修复：检查锁定数量是否足够
            if (orderDetail.LockQuantity < remainingToPick)
            {
                _logger.LogWarning($"订单明细锁定数量不足 - 需要拣选: {remainingToPick}, 可用锁定数量: {orderDetail.LockQuantity}");
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error(
                    $"订单明细锁定数量不足，需要拣选：{remainingToPick}，可用锁定数量：{orderDetail.LockQuantity}");
            }

            var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == barcode && x.StockId == lockInfo.StockId);

            if (stockDetail == null)
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error("未找到对应的库存信息");

            // 验证库存数量
            if (stockDetail.StockQuantity < remainingToPick)
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error(
                    $"库存数量不足，需要拣选：{remainingToPick}，实际库存：{stockDetail.StockQuantity}");

            // 验证库存状态
            if (stockDetail.Status != (int)StockStatusEmun.出库锁定)
            {
                return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Error(
                    $"库存状态异常，当前状态：{stockDetail.Status}，期望状态：出库锁定");
            }

            // 使用 OutboundBatchNo 查找批次
            var batch = await _outboundBatchRepository.Db.Queryable<Dt_OutboundBatch>()
                .FirstAsync(x => x.BatchNo == lockInfo.OutboundBatchNo);

            _logger.LogInformation($"分拣验证通过 - 条码: {barcode}, 剩余需拣选: {remainingToPick}, 可用库存: {stockDetail.StockQuantity}");

            return ValidationResult<(Dt_OutStockLockInfo, Dt_OutboundOrderDetail, Dt_StockInfoDetail, Dt_OutboundBatch)>.Success((lockInfo, orderDetail, stockDetail, batch));
        }


        /// <summary>
        /// 检查并执行自动拆包（如果需要）
        /// </summary>
        private async Task<AutoSplitResult> CheckAndAutoSplitIfNeeded(Dt_OutStockLockInfo lockInfo, Dt_StockInfoDetail stockDetail, string palletCode)
        {
            // 检查是否需要自动拆包的条件：
            // 1. 库存数量大于分配数量
            // 2. 锁定信息状态为出库中
            // 3. 未拣选数量等于分配数量（表示还未开始拣选）
            bool needAutoSplit = stockDetail.StockQuantity > lockInfo.AssignQuantity &&
                                lockInfo.Status == (int)OutLockStockStatusEnum.出库中 &&
                                lockInfo.PickedQty == 0;

            if (!needAutoSplit)
                return null;

            // 计算拆包数量 = 库存数量 - 分配数量
            decimal splitQuantity = stockDetail.StockQuantity - lockInfo.AssignQuantity;

            // 执行自动拆包
            var splitResult = await ExecuteAutoSplitLogic(lockInfo, stockDetail, splitQuantity, palletCode);

            return new AutoSplitResult
            {
                NewBarcode = splitResult.NewBarcode,
                SplitQuantity = splitQuantity
            };
        }
        /// <summary>
        /// 执行自动拆包逻辑
        /// </summary>
        private async Task<SplitResultDto> ExecuteAutoSplitLogic(Dt_OutStockLockInfo lockInfo, Dt_StockInfoDetail stockDetail,
            decimal splitQuantity, string palletCode)
        {
            _logger.LogInformation($"开始执行自动拆包逻辑 - 原条码: {stockDetail.Barcode}, 拆包数量: {splitQuantity}");

            // 生成新条码
            string newBarcode = await GenerateNewBarcode();

            // 重要修复：记录拆包前的分配数量
            decimal originalAssignQtyBefore = lockInfo.AssignQuantity;
            decimal originalOrderQtyBefore = lockInfo.OrderQuantity;

            // 1. 创建新库存明细（剩余部分）
            var newStockDetail = new Dt_StockInfoDetail
            {
                StockId = stockDetail.StockId,
                MaterielCode = stockDetail.MaterielCode,
                OrderNo = stockDetail.OrderNo,
                BatchNo = stockDetail.BatchNo,
                StockQuantity = splitQuantity,
                OutboundQuantity = 0,
                Barcode = newBarcode,
                Status = (int)StockStatusEmun.出库锁定,
                SupplyCode = stockDetail.SupplyCode,
                Unit = stockDetail.Unit,
                BarcodeQty = stockDetail.BarcodeQty,
                BarcodeUnit = stockDetail.BarcodeUnit,
                BusinessType = stockDetail.BusinessType,
                InboundOrderRowNo = stockDetail.InboundOrderRowNo, 
            };
            await _stockInfoDetailService.Db.Insertable(newStockDetail).ExecuteCommandAsync();
            _logger.LogInformation($"创建新库存明细 - 条码: {newBarcode}, 库存数量: {splitQuantity}");

            // 2. 更新原库存明细
            // 重要修复：原库存数量设置为分配数量（保持不变）
            decimal originalStockQtyBefore = stockDetail.StockQuantity;
            // 注意：自动拆包时，原库存数量保持不变，因为我们要分拣的就是分配数量
            // stockDetail.StockQuantity 保持不变

            _logger.LogInformation($"原库存明细保持不变 - 库存数量: {stockDetail.StockQuantity}");

            // 3. 创建新锁定信息（剩余部分）
            var newLockInfo = new Dt_OutStockLockInfo
            {
                OrderNo = lockInfo.OrderNo,
                OrderDetailId = lockInfo.OrderDetailId,
                OutboundBatchNo = lockInfo.OutboundBatchNo,
                MaterielCode = lockInfo.MaterielCode,
                MaterielName = lockInfo.MaterielName,
                StockId = lockInfo.StockId,
                OrderQuantity = splitQuantity,
                AssignQuantity = splitQuantity,
                PickedQty = 0,
                LocationCode = lockInfo.LocationCode,
                PalletCode = lockInfo.PalletCode,
                TaskNum = lockInfo.TaskNum,
                Status = (int)OutLockStockStatusEnum.出库中,
                Unit = lockInfo.Unit,
                SupplyCode = lockInfo.SupplyCode,
                OrderType = lockInfo.OrderType,
                CurrentBarcode = newBarcode,
                IsSplitted = 1,
                ParentLockId = lockInfo.Id,
                Operator = App.User.UserName,
                FactoryArea = lockInfo.FactoryArea,
                lineNo = lockInfo.lineNo,
                WarehouseCode = lockInfo.WarehouseCode,
                BarcodeQty = lockInfo.BarcodeQty,
                BarcodeUnit = lockInfo.BarcodeUnit, 
            };

            await _outStockLockInfoService.Db.Insertable(newLockInfo).ExecuteCommandAsync();
            _logger.LogInformation($"创建新锁定信息 - 条码: {newBarcode}, 分配数量: {splitQuantity}");

            // 4. 重要修复：自动拆包时，原锁定信息的分配数量保持不变
            // 因为自动拆包后，原条码仍然需要被分拣，分配数量不应该改变
            _logger.LogInformation($"原锁定信息保持不变 - 分配数量: {lockInfo.AssignQuantity}, 订单数量: {lockInfo.OrderQuantity}");

            // 5. 记录拆包历史
            await RecordSplitHistory(lockInfo, stockDetail, splitQuantity, newBarcode, true, originalStockQtyBefore);

            _logger.LogInformation($"自动拆包逻辑执行完成");

            return new SplitResultDto { NewBarcode = newBarcode };
        }

   
        #endregion

        #region 核心逻辑方法

        private async Task<PickingResult> ExecutePickingLogic(
            Dt_OutStockLockInfo lockInfo, Dt_OutboundOrderDetail orderDetail,
            Dt_StockInfoDetail stockDetail, decimal actualPickedQty)
        {
            _logger.LogInformation($"开始执行分拣逻辑 - 条码: {stockDetail.Barcode}, 分配数量: {lockInfo.AssignQuantity}, 实际拣选: {actualPickedQty}");

            // 重要修复：再次验证订单明细的分配数量（防止并发操作）
            if (orderDetail.AllocatedQuantity < actualPickedQty)
            {
                throw new InvalidOperationException($"订单明细分配数量不足，需要拣选 {actualPickedQty}，可用分配数量 {orderDetail.AllocatedQuantity}");
            }

            if (orderDetail.LockQuantity < actualPickedQty)
            {
                throw new InvalidOperationException($"订单明细锁定数量不足，需要拣选 {actualPickedQty}，可用锁定数量 {orderDetail.LockQuantity}");
            }

            // 1. 更新锁定信息
            lockInfo.PickedQty += actualPickedQty;
            _logger.LogInformation($"更新锁定信息 - 已拣选数量从 {lockInfo.PickedQty - actualPickedQty} 增加到 {lockInfo.PickedQty}");

            // 准确判断拣选完成状态
            if (Math.Abs(lockInfo.PickedQty - lockInfo.AssignQuantity) < 0.001m)
            {
                lockInfo.Status = (int)OutLockStockStatusEnum.拣选完成;
                _logger.LogInformation($"锁定信息状态更新为拣选完成");
            }
            else if (lockInfo.PickedQty > 0)
            {
                lockInfo.Status = (int)OutLockStockStatusEnum.出库中;
                _logger.LogInformation($"锁定信息状态保持为出库中（部分拣选）");
            }

            lockInfo.Operator = App.User.UserName;
            await _outStockLockInfoService.Db.Updateable(lockInfo).ExecuteCommandAsync();

            // 2. 更新库存信息
            decimal originalStockQty = stockDetail.StockQuantity;
            decimal originalOutboundQty = stockDetail.OutboundQuantity;

            stockDetail.StockQuantity -= actualPickedQty;
            stockDetail.OutboundQuantity += actualPickedQty;

            _logger.LogInformation($"更新库存信息 - 库存数量从 {originalStockQty} 减少到 {stockDetail.StockQuantity}");
            _logger.LogInformation($"更新库存信息 - 出库数量从 {originalOutboundQty} 增加到 {stockDetail.OutboundQuantity}");

            // 准确判断库存状态
            if (stockDetail.StockQuantity <= 0)
            {
                stockDetail.Status = (int)StockStatusEmun.出库完成;
                _logger.LogInformation($"库存状态更新为出库完成");
            }
            else
            {
                stockDetail.Status = (int)StockStatusEmun.出库锁定;
                _logger.LogInformation($"库存状态保持为出库锁定");
            }

            await _stockInfoDetailService.Db.Updateable(stockDetail).ExecuteCommandAsync();

            _logger.LogInformation($"分拣逻辑执行完成 - 条码: {stockDetail.Barcode}");

            return new PickingResult
            {
                FinalLockInfo = lockInfo,
                ActualPickedQty = actualPickedQty
            };
        }

        private async Task<RevertPickingResult> RevertPickingData(Dt_PickingRecord pickingRecord)
        {
            _logger.LogInformation($"开始恢复拣选数据 - 拣选记录ID: {pickingRecord.Id}, 条码: {pickingRecord.Barcode}, 拣选数量: {pickingRecord.PickQuantity}");

            // 1. 恢复锁定信息
            var lockInfo = await _outStockLockInfoService.Db.Queryable<Dt_OutStockLockInfo>()
                .FirstAsync(x => x.Id == pickingRecord.OutStockLockId);

            if (lockInfo == null)
            {
                throw new InvalidOperationException($"未找到对应的锁定信息，ID: {pickingRecord.OutStockLockId}");
            }

            decimal originalPickedQty = lockInfo.PickedQty;
            decimal originalAssignQty = lockInfo.AssignQuantity; // 记录原始分配数量

            // 重要修复：只恢复已拣选数量，不修改分配数量
            lockInfo.PickedQty -= pickingRecord.PickQuantity;

            // 确保已拣选数量不会为负数
            if (lockInfo.PickedQty < 0)
            {
                _logger.LogWarning($"已拣选数量出现负数，重置为0。原值: {lockInfo.PickedQty + pickingRecord.PickQuantity}, 恢复数量: {pickingRecord.PickQuantity}");
                lockInfo.PickedQty = 0;
            }

            _logger.LogInformation($"恢复锁定信息 - 已拣选数量从 {originalPickedQty} 减少到 {lockInfo.PickedQty}");
            _logger.LogInformation($"锁定信息分配数量保持不变: {originalAssignQty}");

            // 恢复锁定状态
            if (lockInfo.PickedQty <= 0)
            {
                lockInfo.Status = (int)OutLockStockStatusEnum.出库中;
                _logger.LogInformation($"锁定信息状态恢复为出库中");
            }
            else if (lockInfo.PickedQty < lockInfo.AssignQuantity)
            {
                lockInfo.Status = (int)OutLockStockStatusEnum.出库中; // 部分拣选状态
                _logger.LogInformation($"锁定信息状态恢复为出库中（部分拣选）");
            }

            await _outStockLockInfoService.Db.Updateable(lockInfo).ExecuteCommandAsync();

            // 2. 恢复库存信息
            var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == pickingRecord.Barcode);

            if (stockDetail == null)
            {
                throw new InvalidOperationException($"未找到对应的库存信息，条码: {pickingRecord.Barcode}");
            }

            decimal originalStockQty = stockDetail.StockQuantity;
            decimal originalOutboundQty = stockDetail.OutboundQuantity;

            stockDetail.StockQuantity += pickingRecord.PickQuantity;
            stockDetail.OutboundQuantity -= pickingRecord.PickQuantity;

            // 确保出库数量不会为负数
            if (stockDetail.OutboundQuantity < 0)
            {
                _logger.LogWarning($"出库数量出现负数，重置为0。原值: {stockDetail.OutboundQuantity + pickingRecord.PickQuantity}, 恢复数量: {pickingRecord.PickQuantity}");
                stockDetail.OutboundQuantity = 0;
            }

            _logger.LogInformation($"恢复库存信息 - 库存数量从 {originalStockQty} 增加到 {stockDetail.StockQuantity}");
            _logger.LogInformation($"恢复库存信息 - 出库数量从 {originalOutboundQty} 减少到 {stockDetail.OutboundQuantity}");

            // 恢复库存状态
            if (stockDetail.StockQuantity > 0)
            {
                stockDetail.Status = (int)StockStatusEmun.出库锁定;
                _logger.LogInformation($"库存状态恢复为出库锁定");
            }

            await _stockInfoDetailService.Db.Updateable(stockDetail).ExecuteCommandAsync();

            _logger.LogInformation($"恢复拣选数据完成 - 条码: {pickingRecord.Barcode}");

            return new RevertPickingResult
            {
                LockInfo = lockInfo,
                StockDetail = stockDetail
            };
        }
 
        #endregion

        #region 数据更新方法

        private async Task UpdateBatchAndOrderData(Dt_OutboundBatch batch, Dt_OutboundOrderDetail orderDetail, decimal pickedQty, string orderNo)
        {
            _logger.LogInformation($"开始更新批次和订单数据 - 拣选数量: {pickedQty}");

            // 重要修复：验证分配数量不会变成负数
            if (orderDetail.AllocatedQuantity < pickedQty)
            {
                throw new InvalidOperationException($"更新订单数据时分配数量不足，需要减少 {pickedQty}，当前分配数量 {orderDetail.AllocatedQuantity}");
            }

            if (orderDetail.LockQuantity < pickedQty)
            {
                throw new InvalidOperationException($"更新订单数据时锁定数量不足，需要减少 {pickedQty}，当前锁定数量 {orderDetail.LockQuantity}");
            }

            // 1. 更新批次完成数量
            decimal originalBatchCompletedQty = batch.CompletedQuantity;
            batch.CompletedQuantity += pickedQty;

            _logger.LogInformation($"更新批次完成数量 - 从 {originalBatchCompletedQty} 增加到 {batch.CompletedQuantity}");

            if (batch.CompletedQuantity >= batch.BatchQuantity)
            {
                batch.BatchStatus = (int)BatchStatusEnum.已完成;
                _logger.LogInformation($"批次状态更新为已完成");
            }
            await _outboundBatchRepository.Db.Updateable(batch).ExecuteCommandAsync();

            // 2. 更新订单明细
            decimal originalOverOutQty = orderDetail.OverOutQuantity;
            decimal originalAllocatedQty = orderDetail.AllocatedQuantity;
            decimal originalLockQty = orderDetail.LockQuantity;

            orderDetail.OverOutQuantity += pickedQty;
            orderDetail.AllocatedQuantity -= pickedQty;
            // LockQuantity 同步减少
            orderDetail.LockQuantity = orderDetail.AllocatedQuantity;

            _logger.LogInformation($"更新订单明细 - 已出库数量从 {originalOverOutQty} 增加到 {orderDetail.OverOutQuantity}");
            _logger.LogInformation($"更新订单明细 - 已分配数量从 {originalAllocatedQty} 减少到 {orderDetail.AllocatedQuantity}");
            _logger.LogInformation($"更新订单明细 - 锁定数量从 {originalLockQty} 减少到 {orderDetail.LockQuantity}");

            await _outboundOrderDetailService.Db.Updateable(orderDetail).ExecuteCommandAsync();

            // 3. 检查订单状态
            await CheckAndUpdateOrderStatus(orderNo);

            _logger.LogInformation($"批次和订单数据更新完成");
        }

        private async Task RevertBatchAndOrderData(Dt_PickingRecord pickingRecord, RevertPickingResult revertResult)
        {
            _logger.LogInformation($"开始恢复批次和订单数据");

            // 1. 恢复批次完成数量
            var batch = await _outboundBatchRepository.Db.Queryable<Dt_OutboundBatch>()
                .FirstAsync(x => x.BatchNo == revertResult.LockInfo.OutboundBatchNo);

            if (batch != null)
            {
                decimal originalCompletedQty = batch.CompletedQuantity;
                batch.CompletedQuantity -= pickingRecord.PickQuantity;

                _logger.LogInformation($"恢复批次完成数量 - 从 {originalCompletedQty} 减少到 {batch.CompletedQuantity}");

                // 重新计算批次状态
                if (batch.CompletedQuantity <= 0)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.分配中;
                    _logger.LogInformation($"批次状态恢复为分配中");
                }
                else if (batch.CompletedQuantity < batch.BatchQuantity)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.执行中;
                    _logger.LogInformation($"批次状态恢复为执行中");
                }

                await _outboundBatchRepository.Db.Updateable(batch).ExecuteCommandAsync();
            }

            // 2. 恢复订单明细
            var orderDetail = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                .FirstAsync(x => x.Id == pickingRecord.OrderDetailId);

            if (orderDetail != null)
            {
                decimal originalOverOutQty = orderDetail.OverOutQuantity;
                decimal originalAllocatedQty = orderDetail.AllocatedQuantity;
                decimal originalLockQty = orderDetail.LockQuantity;

                // 重要修复：只恢复相关数量，分配数量保持不变
                orderDetail.OverOutQuantity -= pickingRecord.PickQuantity;
                // 注意：AllocatedQuantity 和 LockQuantity 在取消分拣时不应该改变

                _logger.LogInformation($"恢复订单明细 - 已出库数量从 {originalOverOutQty} 减少到 {orderDetail.OverOutQuantity}");
                _logger.LogInformation($"订单明细分配数量保持不变: {originalAllocatedQty}");
                _logger.LogInformation($"订单明细锁定数量保持不变: {originalLockQty}");

                await UpdateBatchAllocateStatus(orderDetail);
                await _outboundOrderDetailService.Db.Updateable(orderDetail).ExecuteCommandAsync();
            }

            // 3. 重新检查订单状态
            await CheckAndUpdateOrderStatus(pickingRecord.OrderNo);

            _logger.LogInformation($"恢复批次和订单数据完成");
        }

        private async Task UpdateBatchAllocateStatus(Dt_OutboundOrderDetail orderDetail)
        {
            if (orderDetail.AllocatedQuantity >= orderDetail.NeedOutQuantity)
            {
                orderDetail.BatchAllocateStatus = OrderDetailStatusEnum.AssignOver.ObjToInt();
            }
            else if (orderDetail.AllocatedQuantity > 0)
            {
                orderDetail.BatchAllocateStatus = OrderDetailStatusEnum.AssignOverPartial.ObjToInt();
            }
            else
            {
                orderDetail.BatchAllocateStatus = OrderDetailStatusEnum.New.ObjToInt();
            }
        }
        private async Task ReleaseLockAndStock(Dt_OutStockLockInfo lockInfo)
        {
            // 恢复库存状态 - 回库后库存变为可用状态
            var stockDetail = await _stockInfoDetailService.Db.Queryable<Dt_StockInfoDetail>()
                .FirstAsync(x => x.Barcode == lockInfo.CurrentBarcode && x.StockId == lockInfo.StockId);

            if (stockDetail != null)
            {
                // 回库后库存状态恢复为入库完成（可用状态）
                stockDetail.Status = (int)StockStatusEmun.入库完成;
                await _stockInfoDetailService.Db.Updateable(stockDetail).ExecuteCommandAsync();
            }

            // 更新锁定记录状态为已回库
            lockInfo.Status = (int)OutLockStockStatusEnum.已回库;
            lockInfo.Operator = App.User.UserName;
            await _outStockLockInfoService.Db.Updateable(lockInfo).ExecuteCommandAsync();
        }

        /// <summary>
        /// 更新批次状态（回库） 
        /// </summary>
        private async Task UpdateBatchStatusForReturn(string outboundBatchNo, List<Dt_OutStockLockInfo> returnedLocks)
        {
            var batch = await _outboundBatchRepository.Db.Queryable<Dt_OutboundBatch>()
                .FirstAsync(x => x.BatchNo == outboundBatchNo);

            if (batch != null)
            {
                // 计算回库数量（未拣选的部分）
                var returnedQty = returnedLocks.Sum(x => x.AssignQuantity - x.PickedQty);
                batch.CompletedQuantity -= returnedQty;

                // 更新批次状态
                if (batch.CompletedQuantity <= 0)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.已回库;
                }
                else if (batch.CompletedQuantity < batch.BatchQuantity)
                {
                    batch.BatchStatus = (int)BatchStatusEnum.执行中;
                }
                else
                {
                    batch.BatchStatus = (int)BatchStatusEnum.已完成;
                }

                batch.Operator = App.User.UserName;
                await _outboundBatchRepository.Db.Updateable(batch).ExecuteCommandAsync();
            }
        }

        /// <summary>
        /// 更新订单明细（回库后） 
        /// </summary>
        private async Task UpdateOrderDetailAfterReturn(List<Dt_OutStockLockInfo> returnedLocks)
        {
            var orderDetailGroups = returnedLocks.GroupBy(x => x.OrderDetailId);

            foreach (var group in orderDetailGroups)
            {
                var orderDetailId = group.Key;
                var returnedQty = group.Sum(x => x.AssignQuantity - x.PickedQty);

                var orderDetail = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                    .FirstAsync(x => x.Id == orderDetailId);

                if (orderDetail != null)
                {
                    orderDetail.AllocatedQuantity -= returnedQty;
                    // LockQuantity 同步减少，保持与已分配数量一致
                    orderDetail.LockQuantity = orderDetail.AllocatedQuantity;

                    await UpdateBatchAllocateStatus(orderDetail);

                    await _outboundOrderDetailService.Db.Updateable(orderDetail).ExecuteCommandAsync();
                }
            }
        }
        #endregion

        #region 辅助方法

        private async Task<string> GenerateNewBarcode()
        {
            var seq = await _dailySequenceService.GetNextSequenceAsync();
            return "WSLOT" + DateTime.Now.ToString("yyyyMMdd") + seq.ToString().PadLeft(5, '0');
        }

        private async Task RecordSplitHistory(Dt_OutStockLockInfo lockInfo, Dt_StockInfoDetail stockDetail, decimal splitQty, string newBarcode, bool isAutoSplit, decimal? originalStockQuantity = null)
        {
            var splitHistory = new Dt_SplitPackageRecord
            {
                OrderNo = lockInfo.OrderNo,
                OutStockLockInfoId = lockInfo.Id,
                StockId = stockDetail.StockId,
                Operator = App.User.UserName,
                OriginalBarcode = stockDetail.Barcode,
                NewBarcode = newBarcode,
                SplitQty = splitQty,
                SplitTime = DateTime.Now,
                Status = (int)SplitPackageStatusEnum.已拆包,
                IsAutoSplit = isAutoSplit  ,
                // SplitType = isAutoSplit ? "自动拆包" : "手动拆包"
                OriginalStockQuantity = originalStockQuantity ?? stockDetail.StockQuantity,
                //RemainingStockQuantity = stockDetail.StockQuantity - splitQty
            };

            await _splitPackageService.Db.Insertable(splitHistory).ExecuteCommandAsync();
        }

        private async Task RecordPickingHistory(PickingResult result, string orderNo, string palletCode)
        {
            var pickingRecord = new Dt_PickingRecord
            {
                OrderNo = orderNo,
                // BatchNo = result.FinalLockInfo.BatchNo,
                OrderDetailId = result.FinalLockInfo.OrderDetailId,
                PalletCode = palletCode,
                Barcode = result.FinalLockInfo.CurrentBarcode,
                MaterielCode = result.FinalLockInfo.MaterielCode,
                PickQuantity = result.ActualPickedQty,
                PickTime = DateTime.Now,
                Operator = App.User.UserName,
                OutStockLockId = result.FinalLockInfo.Id,

                BarcodeUnit = result.FinalLockInfo.BarcodeUnit,
                BarcodeQty = result.FinalLockInfo.BarcodeQty,
                BatchNo = result.FinalLockInfo.BatchNo,
                lineNo = result.FinalLockInfo.lineNo,
                SupplyCode = result.FinalLockInfo.SupplyCode,
                WarehouseCode = result.FinalLockInfo.WarehouseCode,
                //  IsCancelled = false
            };

            await Db.Insertable(pickingRecord).ExecuteCommandAsync();
        }

        private async Task CheckAndUpdateOrderStatus(string orderNo)
        {
            var orderDetails = await _outboundOrderDetailService.Db.Queryable<Dt_OutboundOrderDetail>()
                .LeftJoin<Dt_OutboundOrder>((detail, order) => detail.OrderId == order.Id)
                .Where((detail, order) => order.OrderNo == orderNo)
                .Select((detail, order) => detail)
                .ToListAsync();

            bool allCompleted = orderDetails.All(x => x.OverOutQuantity >= x.NeedOutQuantity);

            var orderStatus = allCompleted ? (int)OutOrderStatusEnum.出库完成 : (int)OutOrderStatusEnum.出库中;

            await _outboundOrderService.Db.Updateable<Dt_OutboundOrder>()
                .SetColumns(x => x.OrderStatus == orderStatus)
                .Where(x => x.OrderNo == orderNo)
                .ExecuteCommandAsync();
        }
        private string GetPalletStatusText(PalletStatusEnum status)
        {
            return status switch
            {
                PalletStatusEnum.未开始 => "未开始",
                PalletStatusEnum.拣选中 => "拣选中",
                PalletStatusEnum.已完成 => "已完成",
                PalletStatusEnum.无任务 => "无任务",
                _ => "未知"
            };
        }
        #endregion


        #region DTO类
        /// <summary>
        /// 条码状态信息DTO
        /// </summary>
        public class BarcodeStatusInfoDto
        {
            public string Barcode { get; set; }
            public string OrderNo { get; set; }
            public bool IsOriginalBarcode { get; set; }
            public int SplitChainCount { get; set; }
            public bool HasBeenPicked { get; set; }
            public decimal TotalPickedQuantity { get; set; }
            public int PickRecordCount { get; set; }
            public int LockInfoStatus { get; set; }
            public decimal LockInfoPickedQty { get; set; }
            public decimal LockInfoAssignQty { get; set; }
            public decimal StockQuantity { get; set; }
            public int StockStatus { get; set; }
            public bool CanCancelSplit { get; set; }
            public bool NeedCancelPickFirst { get; set; }
            public List<string> OperationSuggestions { get; set; } = new List<string>();
        }
        public class PickedBarcodeInfo
        {
            public string Barcode { get; set; }
            public decimal PickedQty { get; set; }
            public int PickRecordCount { get; set; }
        }
        /// <summary>
        /// 自动拆包结果
        /// </summary>
        public class AutoSplitResult
        {
            public string NewBarcode { get; set; }
            public decimal SplitQuantity { get; set; }
        }

        public class PickingResult
        {
            public Dt_OutStockLockInfo FinalLockInfo { get; set; }
            public decimal ActualPickedQty { get; set; }
        }

        public class RevertPickingResult
        {
            public Dt_OutStockLockInfo LockInfo { get; set; }
            public Dt_StockInfoDetail StockDetail { get; set; }
        }

        public class SplitResultDto
        {
            public string NewBarcode { get; set; }
        }

        public class ValidationResult<T>
        {
            public bool IsValid { get; set; }
            public string ErrorMessage { get; set; }
            public T Data { get; set; }

            public static ValidationResult<T> Success(T data) => new ValidationResult<T> { IsValid = true, Data = data };
            public static ValidationResult<T> Error(string message) => new ValidationResult<T> { IsValid = false, ErrorMessage = message };
        }

        #endregion
    }


    // 支持类
    public class SplitResultDto
    {
        public string NewBarcode { get; set; }
    }
}