86 lines
2.3 KiB
C#
86 lines
2.3 KiB
C#
namespace YLErp.Modules.DataProviderModule
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{
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/// <summary>
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/// 交易资金流水数据提供
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/// </summary>
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public class TradeCashPreDataProvider : ITradeCashPreDataProvider
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{
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readonly Dictionary<int, trade_cash_pre[]> _dic;
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public TradeCashPreDataProvider()
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{
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_dic = new Dictionary<int, trade_cash_pre[]>();
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}
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public TradeCashPreDataProvider Initialize(IEnumerable<int> tradeIds)
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{
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if (tradeIds == null || !tradeIds.Any(n => n > 0))
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{
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return this;
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}
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var set = new HashSet<int>(110);
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foreach (var id in tradeIds)
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{
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set.Add(id);
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if (set.Count > 100)
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{
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QueryTradeCashPre(set);
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}
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}
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if (set.Any())
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{
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QueryTradeCashPre(set);
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}
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return this;
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}
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private void QueryTradeCashPre(HashSet<int> idSet)
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{
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using (var db = DbContextFactory.GetYLDbContext())
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{
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var groups = db.trade_cash_pre.AsNoTracking()
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.Where(t => idSet.Contains(t.TradeId) && t.ValidState != ConsGlobal.InValid && !t.IsDeleted)
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.OrderBy(t => t.TradeId).ThenBy(t => t.ValueDate).ToArray().GroupBy(n => n.TradeId);
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foreach (var group in groups)
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{
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idSet.Remove(group.Key);
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_dic[group.Key] = group.ToArray();
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}
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foreach (var id in idSet)
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{
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_dic[id] = Array.Empty<trade_cash_pre>();
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}
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idSet.Clear();
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}
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}
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/// <summary>
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/// 获取交易资金数据(数据已按照ValueDate正序排序)
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/// </summary>
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public IEnumerable<trade_cash_pre> GetTradeCashPres(int tradeId)
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{
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if (tradeId < 1)
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{
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return Array.Empty<trade_cash_pre>();
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}
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if (_dic.TryGetValue(tradeId, out var tcs))
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{
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return tcs;
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}
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QueryTradeCashPre(new HashSet<int> { tradeId });
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return _dic[tradeId];
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}
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}
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}
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