"""设置组件的绝对尺寸"""

from typing import Literal, Self

from pydantic import Field, model_validator

from app.schemas.screen import PositiveNumber

from .base import BaseAction


class ResizeAction(BaseAction):
    type: Literal["resize"] = "resize"
    width: PositiveNumber | None = Field(
        default=None, description="目标宽度，单位 px，省略或 null 表示保持原值"
    )
    height: PositiveNumber | None = Field(
        default=None, description="目标高度，单位 px，省略或 null 表示保持原值"
    )

    @model_validator(mode="after")
    def require_size(self) -> Self:
        if self.width is None and self.height is None:
            raise ValueError("resize 至少提供 width 或 height")
        return self