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server/storage.py

@@ -0,0 +1,60 @@
+"""Server-side storage for box registry."""
+
+from __future__ import annotations
+
+import json
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Any
+
+
+@dataclass
+class BoxRecord:
+    box_id: str
+    fingerprint: str
+    state: str
+    first_seen: int
+    last_seen: int
+    firmware_version: str
+    capabilities: dict[str, Any]
+    api_token: str | None = None
+
+
+class BoxRegistry:
+    def __init__(self, base_dir: Path) -> None:
+        self._path = base_dir / "boxes.json"
+
+    def load(self) -> dict[str, BoxRecord]:
+        if not self._path.exists():
+            return {}
+        raw = json.loads(self._path.read_text(encoding="utf-8"))
+        result: dict[str, BoxRecord] = {}
+        for box_id, data in raw.items():
+            if not isinstance(data, dict):
+                continue
+            result[box_id] = BoxRecord(
+                box_id=box_id,
+                fingerprint=str(data.get("fingerprint", "")),
+                state=str(data.get("state", "UNPAIRED")),
+                first_seen=int(data.get("first_seen", 0)),
+                last_seen=int(data.get("last_seen", 0)),
+                firmware_version=str(data.get("firmware_version", "")),
+                capabilities=dict(data.get("capabilities", {})),
+                api_token=data.get("api_token"),
+            )
+        return result
+
+    def save(self, records: dict[str, BoxRecord]) -> None:
+        data = {
+            box_id: {
+                "fingerprint": rec.fingerprint,
+                "state": rec.state,
+                "first_seen": rec.first_seen,
+                "last_seen": rec.last_seen,
+                "firmware_version": rec.firmware_version,
+                "capabilities": rec.capabilities,
+                "api_token": rec.api_token,
+            }
+            for box_id, rec in records.items()
+        }
+        self._path.write_text(json.dumps(data, indent=2), encoding="utf-8")