from sqlalchemy import create_engine, Column, Integer, String, Float, DateTime, Text
from sqlalchemy.orm import declarative_base, sessionmaker
from datetime import datetime
from config import settings

Base = declarative_base()
engine = create_engine(settings.db_path, echo=False)
SessionLocal = sessionmaker(bind=engine)

class BotDecision(Base):
    __tablename__ = "decisions"
    id = Column(Integer, primary_key=True)
    ts = Column(DateTime, default=datetime.utcnow)
    symbol = Column(String(16), index=True)
    action = Column(String(16))  # buy/sell/hold
    confidence = Column(Float)
    reason = Column(Text)
    market_context = Column(Text)
    order_usd = Column(Float)
    status = Column(String(32), default="planned")

class TradeExecution(Base):
    __tablename__ = "trades"
    id = Column(Integer, primary_key=True)
    ts = Column(DateTime, default=datetime.utcnow)
    symbol = Column(String(16), index=True)
    side = Column(String(8))
    qty = Column(Float)
    notional = Column(Float)
    alpaca_order_id = Column(String(128))
    raw = Column(Text)

class CuratedInsight(Base):
    __tablename__ = "insights"
    id = Column(Integer, primary_key=True)
    ts = Column(DateTime, default=datetime.utcnow)
    symbol = Column(String(16), index=True)
    summary = Column(Text)
    sources = Column(Text)


def init_db():
    Base.metadata.create_all(bind=engine)