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Switch location bias from a point to a bounding box for improved autocomplete accuracy and validation.

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This commit is contained in:
Ben Haas
2026-04-13 07:53:40 -07:00
parent 4a16442db0
commit 7fca16d866
9 changed files with 80 additions and 145 deletions
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client/src/components/Planner/PlaceFormModal.tsx
+23 -6
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@@ -124,14 +124,31 @@ export default function PlaceFormModal({
setPendingFiles([])
}, [place, prefillCoords, isOpen])
// Derive location bias from the trip's existing places
// Derive location bias bounding box from the trip's existing places
const places = useTripStore((s) => s.places)
const locationBias = useMemo(() => {
const firstWithCoords = places?.find((p) => p.lat != null && p.lng != null)
if (!firstWithCoords) return undefined
const lat = Number(firstWithCoords.lat)
const lng = Number(firstWithCoords.lng)
return Number.isFinite(lat) && Number.isFinite(lng) ? { lat, lng } : undefined
const withCoords = (places || []).filter((p) => p.lat != null && p.lng != null)
if (withCoords.length === 0) return undefined
let minLat = Infinity, maxLat = -Infinity, minLng = Infinity, maxLng = -Infinity
for (const p of withCoords) {
const lat = Number(p.lat), lng = Number(p.lng)
if (!Number.isFinite(lat) || !Number.isFinite(lng)) continue
if (lat < minLat) minLat = lat
if (lat > maxLat) maxLat = lat
if (lng < minLng) minLng = lng
if (lng > maxLng) maxLng = lng
}
if (!Number.isFinite(minLat)) return undefined
// Skip bias if the bounding box is too large (~500 km diagonal)
const dlat = maxLat - minLat
const dlng = maxLng - minLng
const avgLatRad = ((minLat + maxLat) / 2) * (Math.PI / 180)
const diagKm = Math.sqrt((dlat * 111) ** 2 + (dlng * 111 * Math.cos(avgLatRad)) ** 2)
if (diagKm > 500) return undefined
return { low: { lat: minLat, lng: minLng }, high: { lat: maxLat, lng: maxLng } }
}, [places])
// Debounced autocomplete