from sqlalchemy import Column, Integer, String, Boolean, DateTime
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.database import Base

class MassTemplate(Base):
    __tablename__ = "mass_templates"
    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, nullable=False)
    mass_type = Column(String, nullable=False)
    day_of_week = Column(Integer, nullable=True)
    time = Column(String, nullable=True)
    is_first_friday = Column(Boolean, default=False)
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    positions = relationship("TemplatePosition", back_populates="template",
                       order_by="TemplatePosition.sort_order",
                       cascade="all, delete-orphan")
    schedules = relationship("MassSchedule", back_populates="template")