SDLC_WMS/Server/Wms.Core.Domain.Task/CommandHandlers/ApplyOutCommandHandler.cs

using AutoMapper;
using Kean.Domain.Task.Commands;
using Kean.Domain.Task.Enums;
using Kean.Domain.Task.Events;
using Kean.Domain.Task.Models;
using Kean.Domain.Task.Repositories;
using Kean.Domain.Task.SharedServices.Proxies;
using Kean.Infrastructure.Configuration;
using Kean.Infrastructure.Soap.Hithium.Models;
using Newtonsoft.Json.Linq;
using System;
using System.Linq;
using System.Threading;

namespace Kean.Domain.Task.CommandHandlers
{
    /// <summary>
    /// 创建下架命令处理程序
    /// </summary>
    public sealed class ApplyOutCommandHandler : CommandHandler<ApplyOutCommand>
    {
        private readonly ICommandBus _commandBus; // 命令总线
        private readonly INotification _notifications; // 总线通知
        private readonly IMapper _mapper; // 模型映射
        private readonly ITaskRepository _taskRepository; // 任务仓库
        private readonly IWarehouseRepository _warehouseRepository; // 库房仓库
        private readonly BarcodeInterpreter _barcodeInterpreter; // 条码解释器
        private readonly BarcodeValidator _barcodeValidator; // 条码验证器
        private readonly StockProxy _stockProxy; // 仓储域代理
        //private static object _lock = new object();

        //private readonly IStockRepository _stockRepository;

        /// <summary>
        /// 依赖注入
        /// </summary>
        public ApplyOutCommandHandler(
            ICommandBus commandBus,
            INotification notifications,
            IMapper mapper,
            ITaskRepository taskRepository,
            IWarehouseRepository warehouseRepository,
            //IStockRepository stockRepository,
            BarcodeInterpreter barcodeInterpreter,
            BarcodeValidator barcodeValidator,
            StockProxy stockProxy)
        {
            _commandBus = commandBus;
            _notifications = notifications;
            _mapper = mapper;
            _taskRepository = taskRepository;
            _warehouseRepository = warehouseRepository;
            _barcodeInterpreter = barcodeInterpreter;
            _barcodeValidator = barcodeValidator;
            _stockProxy = stockProxy;

            //_stockRepository = stockRepository;
        }

        /// <summary>
        /// 处理程序
        /// </summary>
        public override async System.Threading.Tasks.Task Handle(ApplyOutCommand command, CancellationToken cancellationToken)
        {
            if (command.ValidationResult.IsValid)
            {
                //lock (_lock)
                //{
                //}
                // 获取目标位置
                var destinationCache = command.Destination switch
                {
                    int i => await _warehouseRepository.GetStationByDevice(i.ToString(),2),
                    long i => await _warehouseRepository.GetStationByDevice(i.ToString(),2),
                    string s when s.StartsWith("name:") => await _warehouseRepository.GetStationByName(s[5..], command.Warehouse),
                    string s when s.StartsWith("device:") => await _warehouseRepository.GetStationByDevice(s[7..], command.Warehouse),
                    string s => await _warehouseRepository.GetCacheByArea(Convert.ToInt32(s)),
                    Station s => s,
                    _ => null
                };

                int index = 0;
                int volQty = 0;

                try
                {
                    foreach (var i in command.Materials)
                    {
                        if (command.Qty > 0 && volQty >= command.Qty)
                        {
                            break;
                        }

                        index++;
                        // 获取拣选库存位置
                        var cell = await _stockProxy.ChooseStorageCell(
                            destinationCache.Id > 100000? destinationCache.Id: destinationCache.Area, 
                            i,
                            command.enable,
                            command.IsLocal,
                            command.Batch == null ? "" : command.Batch.materialType,
                            command.Batch == null ? "" : command.Batch.workOrderNo,
                            command.Batch == null ? "" : command.Batch.qualityState,
                            command.Batch == null ? "" : command.Batch.productDate);
                        if (cell == null)
                        {
                            if (command.Qty > 0)
                            {
                                await _commandBus.Notify(null, $"可用极片数量({volQty}),不满足需求数量({command.Qty})", cancellationToken: cancellationToken);
                            }
                            else
                            {
                                await _commandBus.Notify(null, $"可用库存托盘数量({index - 1}),不满足需求数量({command.Materials.Count()})", cancellationToken: cancellationToken);
                            }

                            return;
                        }

                        if (command.Qty > 0)
                        {
                            volQty += await _stockProxy.GetStorageLinesNum(cell);
                        }

                        var original = await _warehouseRepository.GetCellById(cell.Value);
                        command.Barcode = await _stockProxy.GetBarcode(cell.Value);

                        var destination = destinationCache;
                        //转换为实际出库站台
                        //if (destination.Area == 2 || destination.Area == 7)
                        if (destinationCache.Group == "Trans")
                        {
                            destination = await _warehouseRepository.GetOutStationByCell(original.Id, destinationCache.Area);
                            if (destination == null)
                            {
                                var destinationIgnorePath = await _warehouseRepository.GetOutStationByCellIgnorePath(original.Id, destinationCache.Area);
                                if (destinationIgnorePath == null)
                                {
                                    await _commandBus.Notify(nameof(command.Destination), "未找到出库站台", command.Destination, cancellationToken: cancellationToken);
                                }
                                else
                                {
                                    await _commandBus.Notify(nameof(command.Destination), "设备故障导致无法出库", command.Destination, cancellationToken: cancellationToken);
                                }

                                return;
                            }
                        }


                        // 时间戳
                        command.Timestamp ??= DateTime.Now;
                        // 切点事件
                        var event0 = _mapper.Map<ApplyOutExecutingEvent>(command);
                        event0.Original = original;
                        event0.Destination = destination;
                        await _commandBus.Trigger(event0, cancellationToken);
                        if (!_notifications.Any())
                        {
                            // 锁定库存位置
                            await _warehouseRepository.LockCell(original.Id);
                            // 非手动模式下的双深干涉处理
                            if (!command.Manual)
                            {
                                var avert = new AvertCommand
                                {
                                    Cell = original,
                                    Behavior = AvertCommand.Leaving,
                                    Priority = command.Priority,
                                    Previous = command.Previous,
                                    Timestamp = command.Timestamp
                                };
                                await _commandBus.Execute(avert, cancellationToken);
                                if (_notifications.Any())
                                {
                                    return;
                                }
                                if (avert.Id.HasValue)
                                {
                                    command.Previous = avert.Id;
                                }
                            }
                            // 创建任务
                            var task = _mapper.Map<Models.Task>(command);
                            switch (command.Transaction)
                            {
                                case "ApplyOut":
                                    task.Type = TaskType.ApplyOut;
                                    break;
                                case "PalletOut":
                                    task.Type = TaskType.PalletOut;
                                    break;
                            }
                            if (destination.Id == 22009)
                            {
                                task.Type = TaskType.Outfeed;
                            }

                            task.Original = original.Id;
                            task.Destination = destination.Id;

                            Output(nameof(command.Barcode), command.Barcode);
                            Output(nameof(command.Id), await _taskRepository.CreateTask(task));


                            // 成功事件
                            var event1 = _mapper.Map<ApplyOutSuccessEvent>(command);
                            event1.Original = original;
                            event1.Destination = destination;
                            await _commandBus.Trigger(event1, cancellationToken);
                            // 手动
                            if (command.Manual && !_notifications.Any())
                            {
                                await _commandBus.Execute(new CompleteCommand { Id = command.Id }, cancellationToken);
                            }
                        }
                    }
                }
                catch {

                }

            }
            else
            {
                await _commandBus.Notify(command.ValidationResult,
                    cancellationToken: cancellationToken);
            }
        }
    }
}