mirror of
https://github.com/jxxghp/MoviePilot.git
synced 2026-09-03 14:37:36 +08:00
95 lines
3.5 KiB
Python
95 lines
3.5 KiB
Python
"""删除下载任务工具"""
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from typing import Optional, Type
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from pydantic import BaseModel, Field
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from app.agent.tools.base import MoviePilotTool
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from app.chain.download import DownloadChain
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from app.log import logger
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class DeleteDownloadInput(BaseModel):
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"""删除下载任务工具的输入参数模型"""
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explanation: str = Field(
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...,
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description="Clear explanation of why this tool is being used in the current context",
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)
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hash: str = Field(
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..., description="Task hash (can be obtained from query_download_tasks tool)"
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)
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downloader: Optional[str] = Field(
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None,
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description="Name of specific downloader (optional, if not provided will search all downloaders)",
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)
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delete_files: Optional[bool] = Field(
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False,
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description="Whether to delete downloaded files along with the task (default: False, only removes the task from downloader)",
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)
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class DeleteDownloadTool(MoviePilotTool):
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name: str = "delete_download"
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description: str = "Delete a download task from the downloader by task hash only. Optionally specify the downloader name and whether to delete downloaded files."
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args_schema: Type[BaseModel] = DeleteDownloadInput
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require_admin: bool = True
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def get_tool_message(self, **kwargs) -> Optional[str]:
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"""根据删除参数生成友好的提示消息"""
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hash_value = kwargs.get("hash", "")
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downloader = kwargs.get("downloader")
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delete_files = kwargs.get("delete_files", False)
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message = f"删除下载任务: {hash_value}"
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if downloader:
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message += f" [下载器: {downloader}]"
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if delete_files:
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message += " (包含文件)"
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return message
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@staticmethod
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def _delete_download_sync(
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hash_value: str, downloader: Optional[str] = None, delete_files: bool = False
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) -> bool:
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"""同步删除下载任务，避免下载器客户端阻塞事件循环。"""
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return DownloadChain().remove_torrents(
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hashs=[hash_value], downloader=downloader, delete_file=delete_files
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)
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async def run(
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self,
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hash: str,
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downloader: Optional[str] = None,
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delete_files: Optional[bool] = False,
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**kwargs,
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) -> str:
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logger.info(
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f"执行工具: {self.name}, 参数: hash={hash}, downloader={downloader}, delete_files={delete_files}"
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)
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try:
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# 仅支持通过hash删除任务
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if len(hash) != 40 or not all(c in "0123456789abcdefABCDEF" for c in hash):
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return "参数错误：hash 格式无效，请先使用 query_download_tasks 工具获取正确的 hash。"
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# 删除下载任务
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# remove_torrents 支持 delete_file 参数，可以控制是否删除文件
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result = await self.run_blocking(
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"downloader",
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self._delete_download_sync,
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hash,
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downloader,
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bool(delete_files),
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)
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if result:
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files_info = "（包含文件）" if delete_files else "（不包含文件）"
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return f"成功删除下载任务：{hash} {files_info}"
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else:
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return f"删除下载任务失败：{hash}，请检查任务是否存在或下载器是否可用"
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except Exception as e:
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logger.error(f"删除下载任务失败: {e}", exc_info=True)
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return f"删除下载任务时发生错误: {str(e)}"
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