优化

src/WMS.Web.Domain/Services/InStockService.cs

@@ -4,10 +4,12 @@ using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using Newtonsoft.Json;
 using System;
+using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Text.Json;
+using System.Threading;
 using System.Threading.Tasks;
 using WMS.Web.Core.Dto;
 using WMS.Web.Core.Dto.ChangeBoxRecord;
@@ -49,6 +51,8 @@ namespace WMS.Web.Domain.Services
         private readonly IBoxInventoryRepositories _boxInventoryRepositories;
         private readonly ILogger<InStockService> _logger;
         private readonly IServiceScopeFactory _serviceScopeFactory;
+
+        private readonly ConcurrentDictionary<int, SemaphoreSlim> _locks = new ConcurrentDictionary<int, SemaphoreSlim>();
         public InStockService(IMapper mapper, ISerialNumbersRepositories serialNumbersRepositories, IErpService erpService, IBoxInventoryService boxInventoryService, ISerialNumberService serialNumberService, ILoginService loginService, IBoxRepositories boxRepositories,
              IBasicsRepositories basicsRepositories, IErpBasicDataExtendService erpBasicDataExtendService, IChangeMoveBoxService changeMoveBoxService, IInStockTaskBoxRepositories inStockTaskBoxRepositories,
             IInStockRepositories inStockRepositories, IInStockTaskRepositories inStockTaskRepositories, IBoxInventoryRepositories boxInventoryRepositories, ILogger<InStockService> logger, IServiceScopeFactory serviceScopeFactory)
@@ -128,6 +132,12 @@ namespace WMS.Web.Domain.Services
         /// <param name="loginInfo"></param>
         /// <returns></returns>
         public async Task<Result> Shelf(PurchaseShelfRequest instock, LoginInDto loginInfo)
+        {
+            var taskId= instock.Details.Select(x => x.TaskId).FirstOrDefault();
+
+            var taskLock = _locks.GetOrAdd(taskId, _ => new SemaphoreSlim(1, 1));
+            await taskLock.WaitAsync();
+            try
             {
                 IDbContextTransaction _transaction = _basicsRepositories.GetTransaction();
                 bool isRollback = false;
@@ -153,6 +163,13 @@ namespace WMS.Web.Domain.Services
                 }
                 return Result.ReSuccess();
             }
+            finally
+            {
+                taskLock.Release();
+            }
+
+            
+        }
 
         /// <summary>
         /// 非采购单上架