"""Shared data models for the Cook-with-Me pipeline."""
from __future__ import annotations

from typing import Optional
from pydantic import BaseModel, Field


class DishOption(BaseModel):
    name: str
    why: str = ""


class RecipeStep(BaseModel):
    n: int = 1
    instruction: str
    duration: str = "5 min"
    tip: Optional[str] = None
    visual: str = ""
    image_path: Optional[str] = None
    image_b64: Optional[str] = None  # base64 PNG from FLUX


class Recipe(BaseModel):
    name: str
    cuisine: str = "International"
    servings: int = 2
    total_time_minutes: int = 30
    steps: list[RecipeStep] = Field(default_factory=list)
    nutrition: dict = Field(default_factory=dict)
    final_dish_visual: str = ""
    final_dish_image_path: Optional[str] = None
    final_dish_image_b64: Optional[str] = None  # base64 PNG from FLUX