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Update location lookup to use OpenStreetMap for better accuracy

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Switch from Visual Crossing to Nominatim (OpenStreetMap) for reverse geocoding to improve city and country identification from GPS coordinates.

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michaelschal committed 2025-08-15 11:33:17 +00:00
1 parent 5045c98692
commit 5133f52d2a
1 file changed
+23 -16
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server/weatherService.ts
+23 -16
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@@ -244,43 +244,50 @@ export class WeatherService {
}
/**
* Convertit les coordonnées GPS en nom de ville via l'API Visual Crossing
* Convertit les coordonnées GPS en nom de ville via l'API de géocodage inverse Nominatim (OpenStreetMap)
*/
async getCityFromCoordinates(latitude: number, longitude: number, apiKey: string): Promise<{ city: string; country: string; fullLocation: string } | null> {
try {
const url = `${this.baseUrl}/${latitude},${longitude}?unitGroup=metric&include=current&key=${apiKey}&contentType=json`;
// Utiliser l'API Nominatim (OpenStreetMap) pour la géolocalisation inverse
const nominatimUrl = `https://nominatim.openstreetmap.org/reverse?format=json&lat=${latitude}&lon=${longitude}&accept-language=fr`;
console.log('🌍 Géolocalisation:', { latitude, longitude });
console.log('🌍 Géolocalisation via Nominatim:', { latitude, longitude });
const response = await fetch(nominatimUrl, {
headers: {
'User-Agent': 'LogiFlow-Weather-System/1.0 (Enterprise Weather Management Platform)'
}
});
const response = await fetch(url);
if (!response.ok) {
console.error(`Geolocation API error: ${response.status} ${response.statusText}`);
console.error(`Nominatim API error: ${response.status} ${response.statusText}`);
return null;
}
const data = await response.json();
console.log('🌍 API Response:', JSON.stringify(data, null, 2));
console.log('🌍 Nominatim Response:', JSON.stringify(data, null, 2));
// L'API Visual Crossing retourne les informations de localisation
if (data.resolvedAddress) {
const address = data.resolvedAddress;
const parts = address.split(',').map((part: string) => part.trim());
if (data && data.address) {
const address = data.address;
// Extraire la ville et le pays de l'adresse
const city = parts[0] || 'Ville inconnue';
const country = parts[parts.length - 1] || 'Pays inconnu';
// Extraire la ville (peut être dans city, town, village, municipality, etc.)
const city = address.city || address.town || address.village || address.municipality || address.hamlet || 'Ville inconnue';
const country = address.country || 'Pays inconnu';
console.log('🌍 Parsed location:', { city, country, fullLocation: address });
// Créer une adresse lisible pour Visual Crossing
const fullLocation = `${city}, ${country}`;
console.log('🌍 Parsed location:', { city, country, fullLocation });
return {
city,
country,
fullLocation: address
fullLocation
};
}
console.log('🌍 No resolvedAddress found in API response');
console.log('🌍 No address found in Nominatim response');
return null;
} catch (error) {
console.error("Erreur lors de la géolocalisation:", error);