26 lines
846 B
Python
26 lines
846 B
Python
"""显式注册动作处理器"""
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from typing import Any
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from app.actions.base import BaseActionHandler
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from app.actions.move import MoveHandler
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from app.actions.resize import ResizeHandler
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from app.actions.update import UpdateHandler
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from app.schemas.actions import Action
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from app.schemas.screen import Screen
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# 新增操作时在此注册，未实现的操作明确报错
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ACTION_HANDLERS: dict[str, BaseActionHandler[Any]] = {
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"move": MoveHandler(),
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"resize": ResizeHandler(),
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"update": UpdateHandler(),
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}
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def apply_action(screen: Screen, action: Action) -> Screen:
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"""接收已通过 Schema 校验的动作，返回执行后的副本"""
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handler = ACTION_HANDLERS.get(action.type)
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if handler is None:
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raise ValueError(f"尚未实现动作处理器: {action.type}")
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return handler.apply(screen, action)
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