从山证v2.3.0拷贝

2024-05-09 14:06:26 +08:00
parent 566ff33259
commit f9d8a256a6
4471 changed files with 1203456 additions and 9 deletions
@@ -0,0 +1,125 @@
+using YLErp.BLL;
+using YLErp.Modules.EodModule;
+
+namespace YLErp.Modules.DataProviderModule
+{
+    /// <summary>
+    /// 获取历史交易累计盈亏统计盈亏统计信息
+    /// </summary>
+    public class TradePnlStaticsDataProvider
+    {
+        InnerProvider _provider;
+
+        bool _IncludeExchangeTrades;
+
+        readonly SortedList<DateTime, InnerProvider> _map;
+
+        private TradePnlStaticsDataProvider()
+        {
+            _map = new SortedList<DateTime, InnerProvider>();
+        }
+
+        public bool IncludeExchangeTrades
+        {
+            get
+            {
+                return _IncludeExchangeTrades;
+            }
+            set
+            {
+                if (_IncludeExchangeTrades != value)
+                {
+                    _IncludeExchangeTrades = value;
+
+                    Reset();
+                }
+            }
+        }
+
+        public void Reset()
+        {
+            _provider = null;
+
+            lock (_map)
+            {
+                _map.Clear();
+            }
+        }
+
+        /// <summary>
+        /// 获取历史交易累计盈亏统计信息
+        /// </summary>
+        public IEnumerable<TradePnlStatics> GetDatas(DateTime valueDate)
+        {
+            valueDate = valueDate.Date;
+
+            if (_provider?.ValueDate == valueDate)
+            {
+                return _provider.GetDatas(IncludeExchangeTrades);
+            }
+
+            lock (_map)
+            {
+                if (!_map.TryGetValue(valueDate, out _provider))
+                {
+                    foreach (var item in _map.Values.ToArray())
+                    {
+                        if (item.LastRequestTime.AddHours(1) < DateTime.Now)
+                        {
+                            _map.Remove(item.ValueDate);
+                        }
+                    }
+                    _map.Add(valueDate, _provider = new InnerProvider(valueDate));
+                }
+                return _provider.GetDatas(IncludeExchangeTrades);
+            }
+        }
+
+        /// <summary>
+        /// 单一实例
+        /// </summary>
+        public static readonly TradePnlStaticsDataProvider Default;
+
+        static TradePnlStaticsDataProvider()
+        {
+            Default = new TradePnlStaticsDataProvider();
+        }
+
+        class InnerProvider
+        {
+            IEnumerable<TradePnlStatics> _list;
+
+            public InnerProvider(DateTime valueDate)
+            {
+                ValueDate = valueDate.Date;
+                _list = Enumerable.Empty<TradePnlStatics>();
+            }
+
+            public DateTime ValueDate { get; }
+
+            /// <summary>
+            /// 最后一次请求时间
+            /// </summary>
+            public DateTime LastRequestTime { get; private set; }
+
+            /// <summary>
+            /// 获取数据
+            /// </summary>
+            public IEnumerable<TradePnlStatics> GetDatas(bool includeExchangeTrades)
+            {
+                LastRequestTime = DateTime.Now;
+
+                if (!_list.Any())
+                {
+                    var startDate = valuedateBLL.SystemDate.AccruedTotalPnlStartDate ?? DateTime.MinValue;
+
+                    _list = new AccruedTotalPnlService<eod_trade_position_hedgevol>(OptUserInfo.SystemUser)
+                        .GetFinishedTradePnls(startDate, ValueDate, includeExchangeTrades);
+                }
+
+                //防止缓存数据被污染
+                return _list.Select(n => n.Clone()).ToArray();
+            }
+        }
+    }
+}