129 lines
4.6 KiB
C#
129 lines
4.6 KiB
C#
using System.Text;
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namespace YLErp.Modules.UnderlyingModule
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{
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/// <summary>
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/// 标的数据帮助类
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/// </summary>
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public static class UnderlyingHelper
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{
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/// <summary>
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/// 获取组合标的品种对象
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/// </summary>
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public static Variety GetSyntheticVariety()
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{
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var variety = DataCacheProvider.GetVarietyDataSource().AsQueryable()
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.FirstOrDefault(v => v.VarietyCode == "组合标的");
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if (variety != null)
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{
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return variety;
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}
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lock (DataCacheProvider.GetVarietyDataSource())
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{
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using (var db = DbContextFactory.GetYLDbContext())
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{
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variety = db.variety.FirstOrDefault(n => n.VarietyCode == "组合标的");
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if (variety != null)
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{
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return variety;
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}
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variety = new Variety()
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{
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VarietyCode = "组合标的",
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VarietyName = "组合标的",
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TradingMarketId = 0,
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TradeUnit = "1手/份",
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QuoteUnit = "元（人民币）/份",
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DeliveryType = "",
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HasNightMarket = false,
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ShortName = "组合标的",
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CommissionType = "固定",
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CloseTodayCommissionType = "固定",
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//UnderlyingInstrumentType = "CommodityFutures",
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VolatilityRate = "",
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VolatilityAdjust = 0,
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AssetType = "",
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OptId = 0,
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OptName = "系统",
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OptDate = DateTime.Now,
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};
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db.variety.Add(variety);
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db.SaveChanges();
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return variety;
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}
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}
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}
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/// <summary>
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/// 获取篮子标的品种对象
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/// </summary>
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public static Variety GetBasketVariety()
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{
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return DataCacheProvider.GetVarietyDataSource().AsQueryable()
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.FirstOrDefault(v => v.VarietyCode == "篮子标的") ??
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new Variety
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{
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VarietyCode = "篮子标的",
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VarietyName = "篮子标的",
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QuoteUnit = "元（人民币）/股",
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TradeUnit = "100股/手"
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};
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}
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/// <summary>
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/// 获取标的品种代码 例：BU，BU-CU
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/// </summary>
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/// <param name="underlyingCode"></param>
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/// <returns></returns>
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public static string GetUnderlyingVarietyCode(string underlyingCode)
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{
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var ret = "";
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var un = DataCacheProvider.GetUnderlyingDataSource().GetData(underlyingCode);
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if (un != null)
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{
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if (un.UnderlyingType == "组合标的")
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{
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var synthetic = DataCacheProvider.GetUnderlyingDataSource().GetSyntheticUnderlying(underlyingCode);
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if (synthetic != null)
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{
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var sb = new StringBuilder();
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var va1 = DataCacheProvider.GetVariety(synthetic.UnderlyingCode1);
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var va2 = DataCacheProvider.GetVariety(synthetic.UnderlyingCode2);
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var va3 = DataCacheProvider.GetVariety(synthetic.UnderlyingCode3);
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var va4 = DataCacheProvider.GetVariety(synthetic.UnderlyingCode4);
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if (va1 != null)
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{
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sb.Append(va1.VarietyCode).Append('-');
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}
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if (va2 != null)
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{
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sb.Append(va2.VarietyCode).Append('-');
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}
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if (va3 != null)
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{
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sb.Append(va3.VarietyCode).Append('-');
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}
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if (va4 != null)
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{
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sb.Append(va4.VarietyCode).Append('-');
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}
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ret = sb.ToString().Substring(0, sb.Length - 1);
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}
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}
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else
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{
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var va = DataCacheProvider.GetVariety(un.UnderlyingCode);
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ret = va.VarietyCode;
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}
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}
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return ret;
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}
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}
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}
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