72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
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package main
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import (
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"encoding/json"
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"fmt"
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"html/template"
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"log"
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"net/http"
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"net/url"
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)
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type NominatimResponse struct {
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Lat string `json:"lat"`
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Lon string `json:"lon"`
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}
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func geocodeQuery(query string) (latitude, longitude string, err error) {
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// URL encode the query
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query = url.QueryEscape(query)
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// Construct the request URL
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urlString := fmt.Sprintf("https://nominatim.openstreetmap.org/search?format=json&q=%s", query)
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// Make the HTTP GET request
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resp, err := http.Get(urlString)
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if err != nil {
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return "", "", err
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}
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defer resp.Body.Close()
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// Read the response
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var result []NominatimResponse
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if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
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return "", "", err
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}
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// Check if there are any results
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if len(result) > 0 {
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latitude = result[0].Lat
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longitude = result[0].Lon
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return latitude, longitude, nil
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}
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return "", "", fmt.Errorf("no results found")
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}
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func handleMapSearch(w http.ResponseWriter, query string, lang string) {
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// Geocode the query to get coordinates
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latitude, longitude, err := geocodeQuery(query)
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if err != nil {
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log.Printf("Error geocoding query: %s, error: %v", query, err)
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http.Error(w, "Failed to find location", http.StatusInternalServerError)
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return
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}
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// Use a template to serve the map page
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data := map[string]interface{}{
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"Query": query,
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"Latitude": latitude,
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"Longitude": longitude,
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}
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tmpl, err := template.ParseFiles("templates/map.html")
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if err != nil {
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log.Printf("Error loading map template: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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tmpl.Execute(w, data)
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}
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