from sqlalchemy import Column, Integer, String, Float, DateTime, ForeignKey
from sqlalchemy.orm import relationship
from datetime import datetime
from app.database import Base

class PartituraMidi(Base):
    __tablename__ = "partituras_midi"

    id = Column(Integer, primary_key=True, index=True)
    title = Column(String, index=True, nullable=False)
    artist = Column(String, default="Artista desconocido")
    filename = Column(String, nullable=False)
    filepath = Column(String, nullable=False)
    tempo_bpm = Column(Float, default=120.0)
    device_id = Column(String, index=True, nullable=True)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=True)
    created_at = Column(DateTime, default=datetime.utcnow)

    user = relationship("User")