From d32225c46fa9f4d3c8a885095455f2db260741c4 Mon Sep 17 00:00:00 2001
From: kyh <1329522@naver.com>
Date: Mon, 9 Jun 2025 12:58:22 +0900
Subject: [PATCH] =?UTF-8?q?=EA=B5=AC=EB=A6=84=EB=96=BC=20=EC=88=98?=
 =?UTF-8?q?=EC=A0=95?=
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---
 .../SMABandConditionSetup.cs                  | 85 +++++++++----------
 1 file changed, 39 insertions(+), 46 deletions(-)

diff --git a/BitgetApi/IndicatorConditionSetup/SMABandConditionSetup.cs b/BitgetApi/IndicatorConditionSetup/SMABandConditionSetup.cs
index 6b80c64..d0c22e9 100644
--- a/BitgetApi/IndicatorConditionSetup/SMABandConditionSetup.cs
+++ b/BitgetApi/IndicatorConditionSetup/SMABandConditionSetup.cs
@@ -7,6 +7,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Windows.Media.Media3D;
 using static BitgetAPI.CommonProperty;
 using static DevExpress.Utils.Diagnostics.GUIResources;
 using static System.Windows.Forms.VisualStyles.VisualStyleElement.ToolTip;
@@ -72,7 +73,7 @@ namespace BitgetApi.IndicatorConditionSetup
 
             bool isSideways = IsSideways(high, low, i);
 
-            var ichmok = GetIchimokuCloud(candles, i);
+            var ichmok = GetIchimokuCloud(candles, i - 25);
 
             var cloudTopNow = Math.Max(ichmok.SenkouSpanA, ichmok.SenkouSpanB);
             var cloudBottomNow = Math.Min(ichmok.SenkouSpanA, ichmok.SenkouSpanB);
@@ -167,64 +168,56 @@ namespace BitgetApi.IndicatorConditionSetup
 
         private IchimokuResult GetIchimokuCloud(List<CandleData> candles, int i)
         {
-            int lastIndex = i;
-
-            int tenkanPeriod = 9;
-            int kijunPeriod = 26;
-            int senkouBPeriod = 52;
-            int displacement = 26;
-
-            var result = new IchimokuResult();
+            var highs = candles.Select(t => t.High).ToList();
+            var lows = candles.Select(t => t.Low).ToList();
+            var closes = candles.Select(t => t.Close).ToList();       
             
-            // 전환선 계산 (현재봉 기준 9봉 범위)
-            if (lastIndex + 1 >= tenkanPeriod)
+            var result = new IchimokuResult();
+
+            double tenkan = 0;
+            double kijun = 0;
+            double senkouA = 0;
+            double senkouB = 0;
+            double chikou = 0;
+
+            // Tenkan-sen (9)
+            if (i >= 8)
             {
-                var tenkanHigh = candles.GetRange(lastIndex + 1 - tenkanPeriod, tenkanPeriod).Max(c => c.High);
-                var tenkanLow = candles.GetRange(lastIndex + 1 - tenkanPeriod, tenkanPeriod).Min(c => c.Low);
-                result.TenkanSen = (tenkanHigh + tenkanLow) / 2;
+                double max9 = highs.GetRange(i - 8, 9).Max();
+                double min9 = lows.GetRange(i - 8, 9).Min();
+                tenkan = (max9 + min9) / 2.0;
             }
 
-            // 기준선 계산 (현재봉 기준 26봉 범위)
-            if (lastIndex + 1 >= kijunPeriod)
+            // Kijun-sen (26)
+            if (i >= 25)
             {
-                var kijunHigh = candles.GetRange(lastIndex + 1 - kijunPeriod, kijunPeriod).Max(c => c.High);
-                var kijunLow = candles.GetRange(lastIndex + 1 - kijunPeriod, kijunPeriod).Min(c => c.Low);
-                result.KijunSen = (kijunHigh + kijunLow) / 2;
+                double max26 = highs.GetRange(i - 25, 26).Max();
+                double min26 = lows.GetRange(i - 25, 26).Min();
+                kijun = (max26 + min26) / 2.0;
             }
 
-            // 선행스팬 A 계산: '현재봉 시점'에 표시하려면 26봉 전 값(미래 26봉이 아니라)으로 계산
-            if (lastIndex + 1 >= kijunPeriod && lastIndex + 1 >= tenkanPeriod && lastIndex - displacement >= 0)
+            // Senkou Span A (현재 시점에서 계산만, 시프트는 X)
+            if (tenkan != 0 && kijun != 0)
             {
-                // 26봉 전(과거) 봉 기준으로 전환선과 기준선 다시 계산
-                var spanIndex = lastIndex - displacement;
-
-                var spanTenkanHigh = candles.GetRange(spanIndex + 1 - tenkanPeriod, tenkanPeriod).Max(c => c.High);
-                var spanTenkanLow = candles.GetRange(spanIndex + 1 - tenkanPeriod, tenkanPeriod).Min(c => c.Low);
-                var spanTenkan = (spanTenkanHigh + spanTenkanLow) / 2;
-
-                var spanKijunHigh = candles.GetRange(spanIndex + 1 - kijunPeriod, kijunPeriod).Max(c => c.High);
-                var spanKijunLow = candles.GetRange(spanIndex + 1 - kijunPeriod, kijunPeriod).Min(c => c.Low);
-                var spanKijun = (spanKijunHigh + spanKijunLow) / 2;
-
-                result.SenkouSpanA = (spanTenkan + spanKijun) / 2;
+                senkouA = (tenkan + kijun) / 2.0;
             }
 
-            // 선행스팬 B 계산 (26봉 전 기준 52봉 범위)
-            if (lastIndex + 1 >= senkouBPeriod && lastIndex - displacement >= senkouBPeriod - 1)
+            // Senkou Span B (52)
+            if (i >= 51)
             {
-                int spanIndex = lastIndex - displacement;
-                var spanBHigh = candles.GetRange(spanIndex + 1 - senkouBPeriod, senkouBPeriod).Max(c => c.High);
-                var spanBLow = candles.GetRange(spanIndex + 1 - senkouBPeriod, senkouBPeriod).Min(c => c.Low);
-                result.SenkouSpanB = (spanBHigh + spanBLow) / 2;
+                double max52 = highs.GetRange(i - 51, 52).Max();
+                double min52 = lows.GetRange(i - 51, 52).Min();
+                senkouB = (max52 + min52) / 2.0;
             }
-
-            // 후행스팬은 26봉 전 종가 (시간 그대로)
-            if (lastIndex - displacement >= 0)
+            return new IchimokuResult
             {
-                result.ChikouSpan = candles[lastIndex - displacement].Close;
-            }
-
-            return result;
+                TenkanSen = tenkan,
+                KijunSen = kijun,
+                SenkouSpanA = senkouA,
+                SenkouSpanB = senkouB,
+                ChikouSpan = chikou
+            };
+            
         }
     }
 }