Headless FastAPI-Backend (server.py + core/engine.py) mit Mobile-PWA (web/), Strategie-/Backtest-Suite und Doku. Secrets, DB, Logs und Laufzeit-State sind via .gitignore ausgeschlossen; Config-Vorlage: oil_widget_config.ini.example. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
349 lines
14 KiB
Python
349 lines
14 KiB
Python
"""
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core/analysis/ict.py — ICT / SMC Konzepte
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BOS, FVG, Asia Levels, Liquidity Sweep, Order Block, Ichimoku
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"""
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from __future__ import annotations
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def calc_bos(highs: list, lows: list, closes: list,
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lookback: int = 30, pivot_win: int = 3) -> dict:
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"""
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Break of Structure (ICT/SMC).
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Rückgabe: {'bos': 'bullish'|'bearish'|None, 'bos_level': float|None, 'bars_ago': int|None}
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"""
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n = len(closes)
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if n < lookback + pivot_win + 3:
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return {"bos": None, "bos_level": None, "bars_ago": None}
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w = pivot_win
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search_end = n - 1
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last_swing_high = last_swing_low = None
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for i in range(search_end - w - 1, max(w, search_end - lookback - 1), -1):
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lo = max(0, i - w); hi_r = min(n - 1, i + w)
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if last_swing_high is None and highs[i] == max(highs[lo : hi_r + 1]):
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last_swing_high = highs[i]
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if last_swing_low is None and lows[i] == min(lows[lo : hi_r + 1]):
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last_swing_low = lows[i]
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if last_swing_high is not None and last_swing_low is not None:
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break
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if last_swing_high is None or last_swing_low is None:
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return {"bos": None, "bos_level": None, "bars_ago": None}
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for ago in range(1, 6):
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if n - ago - 1 < 1:
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break
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c_now = closes[n - ago]
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c_prev = closes[n - ago - 1]
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if c_now < last_swing_low <= c_prev:
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return {"bos": "bearish", "bos_level": last_swing_low, "bars_ago": ago}
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if c_now > last_swing_high >= c_prev:
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return {"bos": "bullish", "bos_level": last_swing_high, "bars_ago": ago}
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return {"bos": None, "bos_level": None, "bars_ago": None}
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def calc_fvg(highs: list, lows: list, closes: list, lookback: int = 20) -> dict:
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"""
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Fair Value Gap / Imbalance (ICT-Definition).
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Rückgabe: {'type': 'bullish'|'bearish'|None, 'top', 'bottom', 'mid', 'filled_pct', 'bars_ago'}
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"""
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n = len(closes)
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if n < 4:
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return {"type": None}
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cur = closes[-1]
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for i in range(n - 3, max(1, n - lookback - 2), -1):
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if i + 2 >= n:
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continue
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h_before = highs[i - 1]; l_before = lows[i - 1]
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h_after = highs[i + 1]; l_after = lows[i + 1]
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if h_before < l_after:
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bottom, top = h_before, l_after
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if top <= bottom:
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continue
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filled_pct = max(0.0, min(100.0, (cur - bottom) / (top - bottom) * 100))
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if filled_pct < 100.0:
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return {"type": "bullish", "top": top, "bottom": bottom,
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"mid": (top + bottom) / 2,
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"filled_pct": round(filled_pct, 0), "bars_ago": n - 2 - i}
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elif l_before > h_after:
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bottom, top = h_after, l_before
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if top <= bottom:
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continue
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filled_pct = max(0.0, min(100.0, (top - cur) / (top - bottom) * 100))
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if filled_pct < 100.0:
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return {"type": "bearish", "top": top, "bottom": bottom,
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"mid": (top + bottom) / 2,
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"filled_pct": round(filled_pct, 0), "bars_ago": n - 2 - i}
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return {"type": None}
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def calc_asia_levels(bars: list) -> dict | None:
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"""
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Asien-Session Hoch/Tief (00:00–08:00 UTC) aus M15-Bars.
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Rückgabe: {'high': float, 'low': float, 'n': int} oder None.
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"""
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if not bars:
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return None
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import time as _time
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from datetime import datetime, timezone as _tz
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now_ts = _time.time()
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today_utc = datetime.fromtimestamp(now_ts, tz=_tz.utc).replace(
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hour=0, minute=0, second=0, microsecond=0)
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today_ts = today_utc.timestamp()
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asia_end_ts = today_ts + 8 * 3600
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asia_bars = [b for b in bars
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if today_ts <= int(b["time"]) < asia_end_ts]
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if not asia_bars:
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return None
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return {
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"high": max(float(b["high"]) for b in asia_bars),
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"low": min(float(b["low"]) for b in asia_bars),
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"n": len(asia_bars),
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}
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def calc_liquidity_sweep(highs: list, lows: list, closes: list, opens: list,
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lookback: int = 25, pivot_win: int = 3) -> dict:
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"""
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Liquidity Sweep (ICT): Wick über Swing-High/-Low, Schluss zurück.
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Rückgabe: {'sweep': 'bearish'|'bullish'|None, 'level': float|None, 'bars_ago': int|None}
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"""
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n = len(closes)
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if n < lookback + pivot_win + 3:
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return {"sweep": None, "level": None, "bars_ago": None}
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w = pivot_win
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search_end = n - 1
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swing_highs = []
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swing_lows = []
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for i in range(max(w, search_end - lookback), search_end - w):
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lo = max(0, i - w); hi_r = min(n - 1, i + w)
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if highs[i] == max(highs[lo : hi_r + 1]):
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swing_highs.append(highs[i])
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if lows[i] == min(lows[lo : hi_r + 1]):
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swing_lows.append(lows[i])
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if not swing_highs or not swing_lows:
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return {"sweep": None, "level": None, "bars_ago": None}
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pivot_high = max(swing_highs)
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pivot_low = min(swing_lows)
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for ago in range(1, 4):
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idx = n - ago - 1
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if idx < 1:
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break
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h = highs[idx]; l = lows[idx]; c = closes[idx]
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if h > pivot_high and c < pivot_high:
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return {"sweep": "bearish", "level": pivot_high, "bars_ago": ago}
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if l < pivot_low and c > pivot_low:
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return {"sweep": "bullish", "level": pivot_low, "bars_ago": ago}
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return {"sweep": None, "level": None, "bars_ago": None}
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def calc_order_block(highs: list, lows: list, closes: list, opens: list,
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lookback: int = 40, min_impulse_bars: int = 3,
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atr: float | None = None) -> dict:
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"""
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Order Block (ICT/SMC).
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Bullish OB: letzter Bear-Candle vor starkem Aufwärts-Impuls → Support-Zone
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Bearish OB: letzter Bull-Candle vor starkem Abwärts-Impuls → Resistance-Zone
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Rückgabe: {'type': 'bullish'|'bearish'|None, 'high', 'low', 'mid', 'bars_ago', 'mitigated'}
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"""
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n = len(closes)
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if n < lookback + min_impulse_bars + 2:
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return {"type": None}
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atr_eff = atr if atr and atr > 0 else 0.5
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min_move = 1.5 * atr_eff
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for end in range(n - min_impulse_bars - 1, max(1, n - lookback - 1), -1):
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if end + min_impulse_bars >= n:
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continue
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bull_move = closes[end + min_impulse_bars] - closes[end]
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bear_move = closes[end] - closes[end + min_impulse_bars]
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if bull_move > min_move:
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for ob_i in range(end, max(0, end - 6), -1):
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if closes[ob_i] < opens[ob_i]:
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ob_h = highs[ob_i]; ob_l = lows[ob_i]
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mit = any(lows[j] < ob_h and highs[j] > ob_l
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for j in range(ob_i + 1, n))
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return {"type": "bullish", "high": ob_h, "low": ob_l,
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"mid": (ob_h + ob_l) / 2,
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"bars_ago": n - 1 - ob_i, "mitigated": mit}
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elif bear_move > min_move:
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for ob_i in range(end, max(0, end - 6), -1):
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if closes[ob_i] > opens[ob_i]:
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ob_h = highs[ob_i]; ob_l = lows[ob_i]
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mit = any(highs[j] > ob_l and lows[j] < ob_h
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for j in range(ob_i + 1, n))
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return {"type": "bearish", "high": ob_h, "low": ob_l,
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"mid": (ob_h + ob_l) / 2,
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"bars_ago": n - 1 - ob_i, "mitigated": mit}
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return {"type": None}
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def calc_coc(highs: list, lows: list, closes: list,
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lookback: int = 50, pivot_win: int = 3) -> dict:
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"""
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Change of Character (CoC / CHOCH) — ICT/SMC Trendumkehrsignal.
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Algorithmus:
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1. Finde das jüngste Swing-High UND das jüngste Swing-Low im Lookback.
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2. Welches Extrem ist jünger bestimmt den vorherigen Bias:
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• SH jünger → Uptrend → suche das letzte Swing-Low VOR dem SH (= Higher Low)
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Wenn Close unter dieses HL bricht → bearischer CoC
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• SL jünger → Downtrend → suche das letzte Swing-High VOR dem SL (= Lower High)
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Wenn Close über dieses LH bricht → bullischer CoC
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Unterschied zu BOS:
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BOS = Strukturbruch IN Trendrichtung (Fortsetzung)
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CoC = Strukturbruch GEGEN den Trend (Umkehrsignal, stärker)
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Rückgabe:
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coc: 'bearish' | 'bullish' | None
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coc_level: gebrochenes Strukturniveau (Higher Low / Lower High)
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swing_extreme: letztes Swing-Extrem (SH/SL = der Pivot der den Trend definierte)
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bars_ago: Bars seit dem Bruch
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"""
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n = len(closes)
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if n < pivot_win * 2 + 12:
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return {"coc": None, "coc_level": None, "swing_extreme": None, "bars_ago": None}
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w = pivot_win
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lb = min(lookback, n - w - 2)
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def _find_pivot(seq_high: bool, start: int, stop: int) -> tuple[int, float] | None:
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for i in range(start, max(w, stop), -1):
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lo = max(0, i - w); hi_r = min(n - 1, i + w)
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if seq_high and highs[i] == max(highs[lo:hi_r + 1]):
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return (i, highs[i])
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if not seq_high and lows[i] == min(lows[lo:hi_r + 1]):
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return (i, lows[i])
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return None
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# ── Jüngstes Swing-High und Swing-Low im Lookback ────────────────────────
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recent_sh = _find_pivot(True, n - 1 - w, n - lb - 1)
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recent_sl = _find_pivot(False, n - 1 - w, n - lb - 1)
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if recent_sh is None or recent_sl is None:
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return {"coc": None, "coc_level": None, "swing_extreme": None, "bars_ago": None}
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sh_idx, sh_price = recent_sh
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sl_idx, sl_price = recent_sl
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lb_stop = max(w, n - lb - 1) # ältestes Bar das in Lookback fällt
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# ── Bearish CoC: letztes Extrem war ein Swing-High ────────────────────────
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if sh_idx > sl_idx:
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# Suche den Swing-Low VOR dem SH (= der Higher Low im Uptrend)
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# Suchbereich: komplett rückwärts bis Ende des Lookback-Fensters
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hl = _find_pivot(False, sh_idx - w - 1, lb_stop)
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if hl is None:
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return {"coc": None, "coc_level": None, "swing_extreme": None, "bars_ago": None}
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hl_price = hl[1]
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for ago in range(1, 10):
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if n - ago - 1 < 1:
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break
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c_now = closes[n - ago]
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c_prev = closes[n - ago - 1]
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if c_now < hl_price <= c_prev:
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return {"coc": "bearish", "coc_level": round(hl_price, 5),
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"swing_extreme": round(sh_price, 5), "bars_ago": ago}
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# ── Bullish CoC: letztes Extrem war ein Swing-Low ─────────────────────────
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elif sl_idx > sh_idx:
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# Suche den Swing-High VOR dem SL (= der Lower High im Downtrend)
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lh = _find_pivot(True, sl_idx - w - 1, lb_stop)
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if lh is None:
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return {"coc": None, "coc_level": None, "swing_extreme": None, "bars_ago": None}
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lh_price = lh[1]
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for ago in range(1, 10):
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if n - ago - 1 < 1:
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break
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c_now = closes[n - ago]
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c_prev = closes[n - ago - 1]
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if c_now > lh_price >= c_prev:
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return {"coc": "bullish", "coc_level": round(lh_price, 5),
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"swing_extreme": round(sl_price, 5), "bars_ago": ago}
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return {"coc": None, "coc_level": None, "swing_extreme": None, "bars_ago": None}
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def calc_ichimoku(highs: list, lows: list, closes: list,
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tenkan: int = 9, kijun: int = 26, senkou_b: int = 52) -> dict | None:
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"""
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Ichimoku Kinko Hyo — Wolken-Analyse (Standard 9/26/52).
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ichi_bias: 4=strong_bull, 3=bull, 2=neutral, 1=bear, 0=strong_bear
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"""
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n = len(closes)
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if n < senkou_b + kijun + 1:
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return None
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def midpoint(h_sl, l_sl):
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return (max(h_sl) + min(l_sl)) / 2
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tenkan_val = midpoint(highs[-tenkan:], lows[-tenkan:])
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kijun_val = midpoint(highs[-kijun:], lows[-kijun:])
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off = kijun
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if n - off - 1 < senkou_b:
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return None
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idx = n - off - 1
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t_ago = midpoint(highs[idx - tenkan + 1: idx + 1], lows[idx - tenkan + 1: idx + 1])
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k_ago = midpoint(highs[idx - kijun + 1: idx + 1], lows[idx - kijun + 1: idx + 1])
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a_val = (t_ago + k_ago) / 2
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b_val = midpoint(highs[idx - senkou_b + 1: idx + 1], lows[idx - senkou_b + 1: idx + 1])
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cloud_top = max(a_val, b_val)
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cloud_bot = min(a_val, b_val)
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cur = closes[-1]
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price_vs_cloud = ("above" if cur > cloud_top else
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"below" if cur < cloud_bot else "inside")
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tk_signal = "bullish" if tenkan_val >= kijun_val else "bearish"
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cloud_color = "green" if a_val >= b_val else "red"
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chikou_signal = "neutral"
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if n > kijun:
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ref = closes[n - 1 - kijun]
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chikou_signal = "bullish" if cur > ref else ("bearish" if cur < ref else "neutral")
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bull_pts = (
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(1 if price_vs_cloud == "above" else 0) +
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(1 if tk_signal == "bullish" else 0) +
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(1 if chikou_signal == "bullish" else 0) +
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(1 if cloud_color == "green" else 0)
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)
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ichi_bias = {4: "strong_bull", 3: "bull", 1: "bear", 0: "strong_bear"}.get(bull_pts, "neutral")
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return {
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"tenkan": round(tenkan_val, 3),
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"kijun": round(kijun_val, 3),
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"senkou_a": round(a_val, 3),
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"senkou_b": round(b_val, 3),
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"cloud_top": round(cloud_top, 3),
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"cloud_bot": round(cloud_bot, 3),
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"cloud_color": cloud_color,
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"price_vs_cloud": price_vs_cloud,
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"tk_signal": tk_signal,
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"chikou_signal": chikou_signal,
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"ichi_bias": ichi_bias,
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"bull_pts": bull_pts,
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}
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