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 +1,113 @@
+using YLErp.Abstract.DataProviders;
+
+namespace YLErp.Modules.DataProviderModule
+{
+    /// <summary>
+    /// 价格提供接口实现(数据来自手动添加)
+    /// </summary>
+    public class ManualPriceProvider : IPriceProvider
+    {
+        readonly Dictionary<string, double> _priceDic;
+
+        public ManualPriceProvider(IDictionary<string, double> priceDic = null)
+        {
+            _priceDic = priceDic == null
+                ? new Dictionary<string, double>(StringComparer.OrdinalIgnoreCase)
+                : new Dictionary<string, double>(priceDic, StringComparer.OrdinalIgnoreCase);
+        }
+
+        public ManualPriceProvider SetPrice(string instrumentId, double price)
+        {
+            if (!string.IsNullOrEmpty(instrumentId))
+            {
+                _priceDic[instrumentId] = price;
+            }
+            return this;
+        }
+
+        public double GetPrice(string instrumentId)
+        {
+            return !string.IsNullOrEmpty(instrumentId) && _priceDic.TryGetValue(instrumentId, out var price) ? price : 0;
+        }
+
+        public bool TryGetPrice(string instrumentId, out double price)
+        {
+            price = 0;
+            return !string.IsNullOrEmpty(instrumentId) && _priceDic.TryGetValue(instrumentId, out price);
+        }
+
+        public bool Contains(string instrumentId)
+        {
+            return _priceDic.ContainsKey(instrumentId);
+        }
+
+        public static implicit operator ManualPriceProvider(Dictionary<string, double> priceDic)
+        {
+            return new ManualPriceProvider(priceDic);
+        }
+    }
+
+    /// <summary>
+    /// 单个UnderlyingID对应的价格提供接口实现
+    /// </summary>
+    public class SinglePriceProvider : IPriceProvider
+    {
+        readonly double _price;
+        readonly string _instrumentId;
+
+        public SinglePriceProvider(string instrumentId, double price)
+        {
+            _instrumentId = instrumentId ?? throw new ArgumentNullException(nameof(instrumentId));
+            _price = price;
+        }
+
+        public double GetPrice(string instrumentId)
+        {
+            return _instrumentId.Equals(instrumentId, StringComparison.OrdinalIgnoreCase) ? _price : 0;
+        }
+
+        public bool TryGetPrice(string instrumentId, out double price)
+        {
+            if (_instrumentId.Equals(instrumentId, StringComparison.OrdinalIgnoreCase))
+            {
+                price = _price;
+                return true;
+            }
+            price = 0;
+            return false;
+        }
+    }
+
+    /// <summary>
+    /// 多个价格提供接口聚合提供价格
+    /// </summary>
+    public class AggregatePriceProvider : IPriceProvider, IAggregatePriceProvider
+    {
+        readonly IEnumerable<IPriceProvider> _priceProviders;
+
+        public AggregatePriceProvider(params IPriceProvider[] priceProviders)
+        {
+            _priceProviders = priceProviders ?? Enumerable.Empty<IPriceProvider>();
+        }
+
+        public double GetPrice(string instrumentCode)
+        {
+            return TryGetPrice(instrumentCode, out var price) ? price : 0;
+        }
+
+        public bool TryGetPrice(string instrumentCode, out double price)
+        {
+            foreach (var provider in _priceProviders)
+            {
+                if (provider != null && provider.TryGetPrice(instrumentCode, out price))
+                {
+                    return true;
+                }
+            }
+
+            price = 0;
+
+            return false;
+        }
+    }
+}