from pydantic import BaseModel, Field, NonNegativeInt, PositiveInt


class PictureAsset(BaseModel):
    id: str = Field(min_length=1)
    name: str = Field(min_length=1)
    image_path: str = Field(min_length=1)


class SubtractionEquation(BaseModel):
    initial_quantity: PositiveInt
    removed_quantity: PositiveInt
    remaining_quantity: NonNegativeInt
    symbol: str = "-"
    equals_symbol: str = "="


class FigureGroup(BaseModel):
    label: str = Field(min_length=1)
    quantity: NonNegativeInt
    picture: PictureAsset


class SubtractWithImageReferenceProblem(BaseModel):
    title: str = "¿Cuántos quedan?"
    question: str
    object_name: str = Field(min_length=1)
    actor_name: str = Field(min_length=1)
    figure: PictureAsset
    remaining_group: FigureGroup
    subtracted_group: FigureGroup
    equation: SubtractionEquation


class SubtractWithImageReferenceRequest(BaseModel):
    object_name: str = Field(min_length=1)
    initial_quantity: PositiveInt
    removed_quantity: PositiveInt
    figure: PictureAsset
    actor_name: str = Field(default="Diego", min_length=1)