90 lines
3.3 KiB
C#
90 lines
3.3 KiB
C#
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namespace Simulator.Services
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{
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/// <summary>
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/// 시뮬레이션 인메모리 상태.
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/// 잔고, 포지션, 거래 내역을 관리합니다.
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/// </summary>
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public class SimState
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{
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private int _nextOrderId = 1000;
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public double Balance { get; set; }
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public SimPosition? LongPosition { get; set; }
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public SimPosition? ShortPosition { get; set; }
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public List<SimTrade> TradeHistory { get; } = new();
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public SimState(double initialBalance)
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{
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Balance = initialBalance;
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}
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public string NextOrderId() => $"SIM{_nextOrderId++:D6}";
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/// <summary>모든 포지션을 Bitget all-position 응답 형식 목록으로 반환합니다.</summary>
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public List<object> GetAllPositions(string symbol, string productType, double currentPrice)
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{
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var result = new List<object>();
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if (LongPosition != null)
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result.Add(BuildPositionObject(LongPosition, symbol, productType, currentPrice));
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if (ShortPosition != null)
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result.Add(BuildPositionObject(ShortPosition, symbol, productType, currentPrice));
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return result;
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}
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private static object BuildPositionObject(
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SimPosition pos, string symbol, string productType, double currentPrice)
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{
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double unrealized = pos.Side == "long"
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? (currentPrice - pos.AvgPrice) * pos.Size
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: (pos.AvgPrice - currentPrice) * pos.Size;
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return new
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{
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symbol = symbol,
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productType = productType,
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marginMode = "crossed",
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holdSide = pos.Side,
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openDelegateSize = pos.Size.ToString("F4"),
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margin = "0",
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available = pos.Size.ToString("F4"),
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locked = "0",
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total = pos.Size.ToString("F4"),
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leverage = pos.Leverage.ToString(),
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achievedProfits = "0",
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openPriceAvg = pos.AvgPrice.ToString("F6"),
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posMode = "hedge_mode",
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unrealizedPL = unrealized.ToString("F4"),
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liquidationPrice = "0",
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keepMarginRate = "0.004",
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markPrice = currentPrice.ToString("F6"),
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marginRatio = "0",
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cTime = pos.OpenTime.ToUnixTimeMilliseconds().ToString(),
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uTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds().ToString(),
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};
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}
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}
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public class SimPosition
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{
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public string Side { get; set; } = ""; // "long" | "short"
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public double Size { get; set; }
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public double AvgPrice { get; set; }
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public double Leverage { get; set; } = 10;
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public DateTimeOffset OpenTime { get; set; } = DateTimeOffset.UtcNow;
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}
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public class SimTrade
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{
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public DateTimeOffset Time { get; set; }
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public string Side { get; set; } = "";
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public string Action { get; set; } = "";
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public double Size { get; set; }
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public double Price { get; set; }
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public double Pnl { get; set; }
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}
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}
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