"""PropertyManager junction model."""
from sqlalchemy import Column, ForeignKey, Integer, UniqueConstraint

from app.db.session import Base


class PropertyManager(Base):
    """Junction table linking properties to their managers."""

    __tablename__ = "property_managers"

    id = Column(Integer, primary_key=True, index=True)
    property_id = Column(Integer, ForeignKey("properties.id"), nullable=False, index=True)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False, index=True)

    __table_args__ = (UniqueConstraint("property_id", "user_id", name="uq_property_manager"),)