from typing import Dict

from sqlalchemy import Column, String, JSON, Boolean
from sqlalchemy.ext.mutable import MutableDict
from sqlalchemy.orm import relationship
from .base import Base, TimestampMixin, UUIDMixin


class EventTheme(Base, UUIDMixin, TimestampMixin):
    __tablename__ = 'event_themes'

    name = Column(String, nullable=False)
    description = Column(String)
    preview_image_url = Column(String)
    background_image_url = Column(String, nullable=True)
    foreground_image_url = Column(String, nullable=True)
    asset_image_urls:  Dict[str, str] = Column(MutableDict.as_mutable(JSON), default=dict)

    color_palette = Column(JSON, nullable=False)
    fonts = Column(JSON, nullable=False)
    is_active = Column(Boolean, default=True, nullable=False)
    

    # Relationship with Event
    events = relationship("Event", back_populates="theme")

    def __repr__(self):
        return f"<EventTheme {self.name}>"