mirror of
https://github.com/firestar5683/StarPilot.git
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firestar5683
105 lines
2.8 KiB
Python
105 lines
2.8 KiB
Python
from __future__ import annotations
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import json
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from typing import Any
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RECENT_DESTINATIONS_LIMIT = 10
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def _coerce_float(value: Any) -> float | None:
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try:
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return float(value)
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except (TypeError, ValueError):
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return None
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def normalize_destination_payload(payload: Any) -> dict[str, Any] | None:
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if not isinstance(payload, dict):
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return None
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name = str(payload.get("place_name") or payload.get("name") or "").strip()
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latitude = _coerce_float(payload.get("latitude"))
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longitude = _coerce_float(payload.get("longitude"))
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if not name or latitude is None or longitude is None:
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return None
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return {
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"name": name,
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"place_name": name,
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"latitude": latitude,
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"longitude": longitude,
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}
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def parse_destination_json(raw_value: str | bytes | None) -> dict[str, Any] | None:
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if not raw_value:
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return None
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try:
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payload = json.loads(raw_value)
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except (TypeError, ValueError, json.JSONDecodeError):
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return None
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return normalize_destination_payload(payload)
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def normalize_recent_destination_entry(entry: Any) -> dict[str, Any] | None:
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if not isinstance(entry, dict):
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return None
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place_name = str(entry.get("place_name") or entry.get("name") or "").strip()
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if not place_name:
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return None
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normalized: dict[str, Any] = {"place_name": place_name}
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latitude = _coerce_float(entry.get("latitude"))
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longitude = _coerce_float(entry.get("longitude"))
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if latitude is not None and longitude is not None:
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normalized["latitude"] = latitude
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normalized["longitude"] = longitude
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normalized["name"] = place_name
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return normalized
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def load_recent_destinations(raw_value: str | bytes | None) -> list[dict[str, Any]]:
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if not raw_value:
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return []
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try:
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payload = json.loads(raw_value)
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except (TypeError, ValueError, json.JSONDecodeError):
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return []
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if not isinstance(payload, list):
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return []
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normalized: list[dict[str, Any]] = []
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for entry in payload:
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recent = normalize_recent_destination_entry(entry)
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if recent is not None:
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normalized.append(recent)
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return normalized
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def update_recent_destinations(raw_value: str | bytes | None, destination: dict[str, Any], limit: int = RECENT_DESTINATIONS_LIMIT) -> list[dict[str, Any]]:
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normalized_destination = normalize_destination_payload(destination)
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if normalized_destination is None:
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return load_recent_destinations(raw_value)[:limit]
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current = load_recent_destinations(raw_value)
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updated = [normalize_recent_destination_entry(normalized_destination)]
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seen = {normalized_destination["place_name"].casefold()}
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for entry in current:
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place_name = entry["place_name"].casefold()
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if place_name in seen:
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continue
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seen.add(place_name)
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updated.append(entry)
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if len(updated) >= limit:
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break
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return [entry for entry in updated if entry is not None]
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