65 lines
1.7 KiB
Go
65 lines
1.7 KiB
Go
// ============================================
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// services/tomtom.go - SERVICE TOMTOM ROUTING
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// ============================================
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package services
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import (
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"encoding/json"
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"fmt"
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"gestion/models"
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"io"
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"log"
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"net/http"
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"os"
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"time"
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)
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func GetETAWithTraffic(from, to Coordinates) (etaMinutes int, distanceKm float64, err error) {
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apiKey := os.Getenv("TOMTOM_API_KEY")
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if apiKey == "" {
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return 0, 0, fmt.Errorf("TOMTOM_API_KEY non configurée")
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}
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url := fmt.Sprintf(
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"https://api.tomtom.com/routing/1/calculateRoute/%f,%f:%f,%f/json?key=%s&traffic=true&travelMode=car",
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from.Latitude, from.Longitude, to.Latitude, to.Longitude, apiKey,
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)
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client := &http.Client{Timeout: 10 * time.Second}
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resp, err := client.Get(url)
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if err != nil {
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return 0, 0, fmt.Errorf("erreur requête TomTom: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return 0, 0, fmt.Errorf("erreur API TomTom %d: %s", resp.StatusCode, string(body))
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}
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return 0, 0, fmt.Errorf("erreur lecture: %w", err)
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}
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var routeResponse models.RouteResponse
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if err := json.Unmarshal(body, &routeResponse); err != nil {
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return 0, 0, fmt.Errorf("erreur parsing: %w", err)
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}
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if len(routeResponse.Routes) == 0 {
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return 0, 0, fmt.Errorf("aucun itinéraire trouvé")
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}
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summary := routeResponse.Routes[0].Summary
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// Calculer ETA en minutes (arrondi supérieur)
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etaMinutes = (summary.TravelTimeInSeconds + 59) / 60
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distanceKm = float64(summary.LengthInMeters) / 1000.0
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log.Printf("🛣️ TomTom Routing: %.2f km → %d min (trafic inclus)", distanceKm, etaMinutes)
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return etaMinutes, distanceKm, nil
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}
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