43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
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"""采购工具的本地运行目录策略。"""
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from __future__ import annotations
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from dataclasses import dataclass
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import os
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from pathlib import Path
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@dataclass(frozen=True)
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class RuntimePaths:
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"""仅包含应用生成物的本地目录。
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日志和证据产物不落在源码树中，避免把含有现场信息的运行数据误提交到 Git。
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"""
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root: Path
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logs: Path
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artifacts: Path
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@classmethod
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def from_root(cls, root: Path) -> "RuntimePaths":
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resolved_root = root.expanduser()
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return cls(
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root=resolved_root,
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logs=resolved_root / "logs",
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artifacts=resolved_root / "artifacts",
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)
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@classmethod
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def default(cls) -> "RuntimePaths":
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local_app_data = os.environ.get("LOCALAPPDATA")
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if local_app_data:
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return cls.from_root(Path(local_app_data) / "cmbuyer")
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return cls.from_root(Path.home() / ".local" / "share" / "cmbuyer")
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def ensure_exists(self) -> None:
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"""创建运行目录；调用方负责向用户呈现无法创建目录的错误。"""
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self.logs.mkdir(parents=True, exist_ok=True)
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self.artifacts.mkdir(parents=True, exist_ok=True)
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