44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
import json
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import os
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import shutil
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from datetime import datetime
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from typing import Any
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CACHE_DIR = "/tmp/full-updater-cache"
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def ensure_cache_dir() -> None:
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if os.path.exists(CACHE_DIR):
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shutil.rmtree(CACHE_DIR)
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os.makedirs(CACHE_DIR, exist_ok=True)
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def write_cache(target_id: str, data: dict[str, Any]) -> None:
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ensure_cache_dir()
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path = os.path.join(CACHE_DIR, f"{target_id}.json")
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with open(path, "w", encoding="utf-8") as f:
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json.dump(data, f, indent=2)
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def read_cache(target_id: str) -> dict[str, Any] | None:
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path = os.path.join(CACHE_DIR, f"{target_id}.json")
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if not os.path.exists(path):
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return None
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with open(path, "r", encoding="utf-8") as f:
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return json.load(f)
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def get_cache_timestamp(target_id: str) -> str:
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path = os.path.join(CACHE_DIR, f"{target_id}.json")
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if not os.path.exists(path):
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return ""
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try:
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with open(path, "r", encoding="utf-8") as f:
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data = json.load(f)
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ts = data.get("timestamp", "")
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if ts:
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dt = datetime.fromisoformat(ts)
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return dt.strftime("%H:%M:%S")
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except Exception:
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pass
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return ""
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