from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, Text, Enum as SQLEnum, Float
from sqlalchemy.orm import relationship
from datetime import datetime
import enum
from config.database import Base

class ParticipationStatus(enum.Enum):
    PRESENT = "present"
    ABSENT = "absent"
    MAYBE = "maybe"
    PENDING = "pending"

class Event(Base):
    __tablename__ = "events"
    
    id = Column(Integer, primary_key=True, index=True)
    title = Column(String, nullable=False)
    description = Column(Text)
    location = Column(String)
    latitude = Column(Float, nullable=True)  # Coordonnée latitude
    longitude = Column(Float, nullable=True)  # Coordonnée longitude
    date = Column(DateTime, nullable=False)
    end_date = Column(DateTime)
    creator_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    cover_image = Column(String)
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    
    # Relationships
    creator = relationship("User", back_populates="created_events")
    participations = relationship("EventParticipation", back_populates="event", cascade="all, delete-orphan")
    albums = relationship("Album", back_populates="event")

class EventParticipation(Base):
    __tablename__ = "event_participations"
    
    id = Column(Integer, primary_key=True, index=True)
    event_id = Column(Integer, ForeignKey("events.id"), nullable=False)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    status = Column(SQLEnum(ParticipationStatus), default=ParticipationStatus.PENDING)
    response_date = Column(DateTime, default=datetime.utcnow)
    created_at = Column(DateTime, default=datetime.utcnow)
    
    # Relationships
    event = relationship("Event", back_populates="participations")
    user = relationship("User", back_populates="event_participations")