from sqlalchemy import Column, String, DateTime, Numeric, ForeignKey, Enum as SqlEnum
from sqlalchemy.orm import relationship
from utils.utils import Base
from datetime import datetime
import uuid

class Payment(Base):
    __tablename__ = "payments"

    id = Column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    booking_id = Column(String(36), ForeignKey("bookings.id", ondelete="RESTRICT"), nullable=False, index=True)
    user_id = Column(String(36), ForeignKey("users.id", ondelete="RESTRICT"), nullable=False, index=True)
    amount = Column(Numeric(12, 2), nullable=False)
    payment_method = Column(String(50), nullable=False)
    payment_gateway_reference = Column(String(255), nullable=True)
    transaction_datetime = Column(DateTime, nullable=False)
    status = Column(String(50), nullable=False)
    created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)

    booking = relationship("Booking", back_populates="payments")
    user = relationship("User", back_populates="payments")