16 lines
762 B
Python
16 lines
762 B
Python
"""在大屏 JSON 副本上删除组件，用于后端校验，不删除共享数据源"""
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from app.actions.base import BaseActionHandler
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from app.schemas.actions import DeleteAction
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from app.schemas.screen import Screen
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class DeleteHandler(BaseActionHandler[DeleteAction]):
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def apply(self, screen: Screen, action: DeleteAction) -> Screen:
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# 确认删除目标存在，并取得与原始输入隔离的大屏副本及目标节点
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result, target = self.copy_target(screen, action.target_id)
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# 从副本中移除目标组件，保留其余组件及共享数据源
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result.nodes = [node for node in result.nodes if node.id != target.id]
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# 返回删除后的完整大屏，原始输入保持不变
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return result
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