"""
Apex Momentum Strategy Module (Alpha-1)
Calculates breakout and trend-following signals.
"""

from typing import List, Dict, Any, Optional

class MomentumStrategy:
    def __init__(self, params: Optional[Dict[str, Any]] = None):
        self.params = params or {}
        self.lookback = self.params.get("lookback_period", 20)
        self.rsi_oversold = self.params.get("rsi_oversold", 32)
        self.rsi_overbought = self.params.get("rsi_overbought", 68)

    def generate_signal(self, symbol: str, prices: List[float], volume: List[float]) -> Optional[Dict[str, Any]]:
        """
        Evaluates recent tick series and outputs a trading signal if criteria are satisfied.
        """
        if len(prices) < self.lookback:
            return None

        recent_window = prices[-self.lookback:]
        current_price = prices[-1]
        sma = sum(recent_window) / len(recent_window)

        # Simple momentum breakout check
        if current_price > sma * 1.015:
            return {
                "symbol": symbol,
                "action": "BUY",
                "price": current_price,
                "strategy": "Alpha-1:Momentum",
                "risk_percent": 0.35,
                "stop_loss": current_price * 0.985,
                "take_profit": current_price * 1.045
            }
        elif current_price < sma * 0.985:
            return {
                "symbol": symbol,
                "action": "SELL",
                "price": current_price,
                "strategy": "Alpha-1:Momentum",
                "risk_percent": 0.35,
                "stop_loss": current_price * 1.015,
                "take_profit": current_price * 0.955
            }

        return None