mirror of
https://github.com/PR0M3TH3AN/SeedPass.git
synced 2025-09-08 07:18:47 +00:00
95 lines
2.8 KiB
Python
95 lines
2.8 KiB
Python
from __future__ import annotations
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import json
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import os
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from pathlib import Path
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from typing import List
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from utils.file_lock import exclusive_lock, shared_lock
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from nostr.client import DEFAULT_RELAYS
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class StateManager:
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"""Persist simple state values per profile."""
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STATE_FILENAME = "seedpass_state.json"
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def __init__(self, fingerprint_dir: Path) -> None:
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self.fingerprint_dir = Path(fingerprint_dir)
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self.state_path = self.fingerprint_dir / self.STATE_FILENAME
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def _load(self) -> dict:
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if not self.state_path.exists():
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return {
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"last_bip85_idx": 0,
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"last_sync_ts": 0,
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"manifest_id": None,
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"delta_since": 0,
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"relays": list(DEFAULT_RELAYS),
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"nostr_account_idx": 0,
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}
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with shared_lock(self.state_path) as fh:
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fh.seek(0)
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data = fh.read()
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if not data:
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return {
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"last_bip85_idx": 0,
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"last_sync_ts": 0,
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"manifest_id": None,
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"delta_since": 0,
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"relays": list(DEFAULT_RELAYS),
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"nostr_account_idx": 0,
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}
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try:
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obj = json.loads(data.decode())
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except Exception:
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obj = {}
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obj.setdefault("last_bip85_idx", 0)
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obj.setdefault("last_sync_ts", 0)
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obj.setdefault("manifest_id", None)
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obj.setdefault("delta_since", 0)
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obj.setdefault("relays", list(DEFAULT_RELAYS))
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obj.setdefault("nostr_account_idx", 0)
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return obj
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def _save(self, data: dict) -> None:
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with exclusive_lock(self.state_path) as fh:
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fh.seek(0)
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fh.truncate()
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fh.write(json.dumps(data, separators=(",", ":")).encode())
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fh.flush()
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os.fsync(fh.fileno())
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@property
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def state(self) -> dict:
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return self._load()
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def update_state(self, **kwargs) -> None:
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data = self._load()
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data.update(kwargs)
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self._save(data)
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# Relay helpers
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def list_relays(self) -> List[str]:
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return self._load().get("relays", [])
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def add_relay(self, url: str) -> None:
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data = self._load()
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relays = data.get("relays", [])
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if url in relays:
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raise ValueError("Relay already present")
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relays.append(url)
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data["relays"] = relays
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self._save(data)
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def remove_relay(self, idx: int) -> None:
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data = self._load()
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relays = data.get("relays", [])
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if not 1 <= idx <= len(relays):
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raise ValueError("Invalid index")
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if len(relays) == 1:
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raise ValueError("At least one relay required")
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relays.pop(idx - 1)
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data["relays"] = relays
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self._save(data)
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