加入任务接取频繁限制

src/Coldairarrow.Api/.config/dotnet-tools.json

@@ -0,0 +1,12 @@
+{
+  "version": 1,
+  "isRoot": true,
+  "tools": {
+    "dotnet-ef": {
+      "version": "6.0.9",
+      "commands": [
+        "dotnet-ef"
+      ]
+    }
+  }
+}

src/Coldairarrow.Api/Program.cs

@@ -22,7 +22,7 @@ namespace Coldairarrow.Api
                     services.AddAutoMapper();
                     services.AddEFCoreSharding(config =>
                     {
-                        config.SetEntityAssemblies(GlobalAssemblies.AllAssemblies);
+                        //config.SetEntityAssemblies(GlobalAssemblies.AllAssemblies);
 
                         var dbOptions = hostContext.Configuration.GetSection("Database:BaseDb").Get<DatabaseOptions>();
                         var dbmdsOptions = hostContext.Configuration.GetSection("MsdDatabase:BaseDb").Get<DatabaseOptions>();

src/Coldairarrow.Api/Properties/PublishProfiles/FolderProfile.pubxml

@@ -10,10 +10,12 @@
     <LastUsedBuildConfiguration>Release</LastUsedBuildConfiguration>
     <LastUsedPlatform>Any CPU</LastUsedPlatform>
     <SiteUrlToLaunchAfterPublish />
-    <LaunchSiteAfterPublish>True</LaunchSiteAfterPublish>
+    <LaunchSiteAfterPublish>true</LaunchSiteAfterPublish>
-    <ExcludeApp_Data>False</ExcludeApp_Data>
+    <ExcludeApp_Data>false</ExcludeApp_Data>
     <ProjectGuid>bea1bf0d-b063-4931-89c7-22f92973143a</ProjectGuid>
     <publishUrl>bin\Release\netcoreapp3.1\publish\</publishUrl>
-    <DeleteExistingFiles>False</DeleteExistingFiles>
+    <DeleteExistingFiles>true</DeleteExistingFiles>
+    <TargetFramework>net5.0</TargetFramework>
+    <SelfContained>false</SelfContained>
   </PropertyGroup>
 </Project>

src/Coldairarrow.Business/HuiYan/pricetasklogBusiness.cs

@@ -8,6 +8,7 @@ using Coldairarrow.Util;
 using EFCore.Sharding;
 using LinqKit;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Caching.Distributed;
 using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
@@ -24,14 +25,16 @@ namespace Coldairarrow.Business.HuiYan
         IteamitemsBusiness _iteamitemsBusiness;
         readonly IOperator _operator;
         readonly ILogger _logger;
+        readonly IDistributedCache _cache;
         public pricetasklogBusiness(IDbAccessor db, IuserBusiness iuserBusiness, IteamitemsBusiness iteamitemsBusiness, ILogger<pricetasklogBusiness> logger,
-            IOperator @operator)
+            IOperator @operator, IDistributedCache cache)
         : base(db)
         {
             _operator = @operator;
             _iuserBusiness = iuserBusiness;
             _iteamitemsBusiness = iteamitemsBusiness;
             _logger = logger;
+            _cache = cache;
         }
 
         #region 外部接口
@@ -275,41 +278,64 @@ namespace Coldairarrow.Business.HuiYan
 
         bool CheckIsMaxTaskCount()
         {
-            Expression<Func<teamitems, items, pricetasklog, TeamitemDto>> select = (a, b, c) => new TeamitemDto
+  
-            {
+
-                GoodsId = b.GoodsId,
+           var list = Db.GetListBySql<TaskCountDto>(@"SELECT
-                HasFilter = b.HasFilter,
+	CAST( `p`.`State` AS signed ) AS State,
-                Platform = b.Platform,
+	COUNT(*) AS count 
-                GoodsUrl = b.GoodsUrl,
+FROM
-                PriceTaskId = c.Id,
+	`teamitems` AS `t`
-                PriceTaskState = (int)c.State,
+	LEFT JOIN `items` AS `i` ON `t`.`ItemId` = `i`.`Id`
-                Extensions = Newtonsoft.Json.JsonConvert.DeserializeObject<List<TeamItemExtension>>(a.ExtensionJson)
+	LEFT JOIN `pricetasklog` AS `p` ON `t`.`Id` = `p`.`TeamItemId` 
-            };
+WHERE
+	( `t`.`PriceTaskUserId` = @uid ) 
+	AND `p`.`State` IS NOT NULL 
+GROUP BY
+	State",("uid",_operator.UserId));
+           
+
+            int? hasTaskCount = list.Select(c => new { Id = c.State, Count = c.Count }).Where(c => c.Id == 0).FirstOrDefault()?.Count;
+
+            
 
-            select = select.BuildExtendSelectExpre();
+            return hasTaskCount > 10;
+        }
 
-            var q_titem = Db.GetIQueryable<teamitems>();
+        public AjaxResult AcceptTask(string teamItemId)
-            var q = from a in q_titem.AsExpandable()
+        {
-                    join b in Db.GetIQueryable<items>() on a.ItemId equals b.Id into ab
-                    from ba in ab.DefaultIfEmpty()
-                    join c in Db.GetIQueryable<pricetasklog>() on a.Id equals c.TeamItemId into ac
-                    from bb in ac.DefaultIfEmpty()
-                    select @select.Invoke(a, ba, bb);
 
-            //查询对应状态
+            string cacheKey = $"acceptTask:{_operator.UserId}";
-            var where = LinqHelper.True<TeamitemDto>().And(c => c.PriceTaskUserId == _operator.UserId);
+            string keyTime = _cache.GetString(cacheKey);
 
-            where = where.And(c => c.PriceTaskState != null);
+            AcceptTime lastAccept = null;
 
-            var list = q.Where(where).Select(c => c.PriceTaskState).ToList();
+            //判断是否没有请求过
+            if (!string.IsNullOrEmpty(keyTime))
+            {
+                var time=Newtonsoft.Json.JsonConvert.DeserializeObject<AcceptTime>(keyTime);
 
-            int? hasTaskCount = list.GroupBy(c => c).Select(c => new { Id = c.Key, Count = c.Count() }).Where(c => c.Id == 0).FirstOrDefault()?.Count;
+                //如果是新一轮请求
+                if (time.Date < DateTime.Now)
+                { 
+                    time.Date= DateTime.Now.AddMinutes(1);
+                    time.Count = 1;
+                }
 
-            return hasTaskCount > 10;
-        }
 
-        public AjaxResult AcceptTask(string teamItemId)
+                if (time.Count >= 3)
-        {
+                {
+                    return Error("请求过于频繁！");
+                }
+                
+                time.Count = time.Count + 1;
+                lastAccept = time;
+            }
+            else {
+                lastAccept = new AcceptTime() { Date = DateTime.Now.AddMinutes(1), Count = 1 };
+            }
+
+            _cache.SetString(cacheKey, Newtonsoft.Json.JsonConvert.SerializeObject(lastAccept));
+
             var teamItem = Db.GetIQueryable<teamitems>().FirstOrDefault(c => c.Id == teamItemId);
 
             if (teamItem == null)
@@ -317,11 +343,13 @@ namespace Coldairarrow.Business.HuiYan
                 return Error("任务不存在！");
             }
 
+
             if (CheckIsMaxTaskCount())
             {
                 return Error("任务接取已达上限！");
             }
 
+
             var result = Db.RunTransaction(() =>
             {
                 string orderId = DateTime.Now.ToString("yyyyMMddHHmmssff");

src/Coldairarrow.Entity/DTO/TaskCountDto.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Coldairarrow.Entity.DTO
+{
+    public class TaskCountDto
+    {
+        public int State { get; set; }
+
+        public int Count { get; set; }
+    }
+
+
+    public class AcceptTime
+    {
+        public DateTime Date { get; set; }
+
+        public int Count { get; set; }
+    }
+}

src/Coldairarrow.Util/01.Coldairarrow.Util.csproj

@@ -13,8 +13,8 @@
   <ItemGroup>
     <PackageReference Include="AutoMapper" Version="10.1.1" />
     <PackageReference Include="Castle.Core.AsyncInterceptor" Version="1.7.0" />
-    <PackageReference Include="EFCore.Sharding.MySql" Version="5.0.17" />
+    <PackageReference Include="EFCore.Sharding.MySql" Version="5.0.0" />
-    <PackageReference Include="EFCore.Sharding.SqlServer" Version="5.0.11" />
+    <PackageReference Include="EFCore.Sharding.SqlServer" Version="5.0.0" />
     <PackageReference Include="IdHelper.Zookeeper" Version="1.5.1" />
     <PackageReference Include="MySqlConnector" Version="1.3.8" />
     <PackageReference Include="Npgsql" Version="5.0.4" />