from sqlalchemy import Column, Integer, String, Text, DateTime, ForeignKey, Float
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.db.base import Base


class Trip(Base):
    __tablename__ = "trips"

    id = Column(Integer, primary_key=True, index=True)
    title = Column(String, nullable=False)
    description = Column(Text)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    destination_id = Column(Integer, ForeignKey("destinations.id"), nullable=False)
    start_date = Column(DateTime, nullable=False)
    end_date = Column(DateTime, nullable=False)
    budget = Column(Float)
    status = Column(String, default="planned")  # planned, ongoing, completed, cancelled
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())

    user = relationship("User", back_populates="trips")
    destination = relationship("Destination", back_populates="trips")