# app/schemas/event_theme.py
from typing import Dict, Optional
from uuid import UUID  # Add this import
from pydantic import BaseModel, Field, validator, field_validator


class EventThemeBase(BaseModel):
    name: str = Field(..., min_length=1)  # Ensures name is not empty
    description: Optional[str] = None
    preview_image_url: Optional[str] = None
    color_palette: Dict[str, str] = Field(..., min_items=1)  # Ensures at least one color
    fonts: Dict[str, str] = Field(..., min_items=1)  # Ensures at least one font

    @field_validator('color_palette')
    def validate_color_palette(cls, v):
        if not v:
            raise ValueError("color_palette cannot be empty")
        return v

    @field_validator('fonts')
    def validate_fonts(cls, v):
        if not v:
            raise ValueError("fonts cannot be empty")
        return v


class EventThemeCreate(EventThemeBase):
    pass


class EventThemeUpdate(EventThemeBase):
    name: Optional[str] = None
    color_palette: Optional[Dict[str, str]] = None
    fonts: Optional[Dict[str, str]] = None


# Move EventThemeInDBBase before EventThemeResponse
class EventThemeInDBBase(EventThemeBase):
    id: UUID  # Changed from str to UUID to match the model

    class Config:
        from_attributes = True


# Now EventThemeResponse can properly inherit from EventThemeInDBBase
class EventThemeResponse(EventThemeInDBBase):
    pass


class EventTheme(EventThemeInDBBase):
    pass