Google places API return a single type “car_repair”

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囚心锁ツ
囚心锁ツ 2020-12-17 15:43

I\'m using Google places API and it is returning all the places in my location. However I only want it to return a type for \"car-repair\" I think I nearly have it but I\'m

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  • 2020-12-17 16:25

    Try with a query similar to this: Location is in format latitude,longitude...and be careful is "types" not type.

    https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=54.27,-8.47&radius=1000&types=car_repair&key=AddYourOwnKeyHere
    
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  • 2020-12-17 16:35

    Because this API return the place type inside a scope. There is a method may improve the result but still not optimal, which is called setLatLngBounds.The link is https://developers.google.com/android/reference/com/google/android/gms/location/places/ui/PlacePicker.IntentBuilder#public-method-summary I have tried this API before and find it is totally a mess in some degree. For example, if you want to find restaurant inside a university, this API will not only return you the restaurant but also many other types like University. Setting a bound maybe be good but still get annoying result if you only use the API. If you just want the type of car-repair, I suggest you write a filter to filter other types and only keep car-repair type and relevant information.

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  • 2020-12-17 16:37

    I've prepared this for you , hope it helps

     // A class to store your results
     public class Place {
         private String icon;
         private Double latitude;
    
        public void setIcon(String icon) {
            this.icon=icon;
        }
    
        public void setLatitude(Double latitude) {
            this.latitude=latitude;
        }
    
        // .....
    }
    
    // Utility class to keep things simple
    public class Functions {
    
         public static JSONObject convertInputStreamToJSONObject(InputStream inputStream)
            throws JSONException, IOException 
       {
           BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
           String line = "";
           String result = "";
           while ((line = bufferedReader.readLine()) != null)
               result += line;
    
           inputStream.close();
           return new JSONObject(result);
    
       }
    
       public static ArrayList<Place> parsePlacesFromJson(JSONObject datos) throws JSONException {
    
           List<Place> placesList = new ArrayList<>();
    
           // in your case this must be "results" I think
           final int LIST_LENGTH = datos.getJSONArray("results").length();
           //final int LIST_LENGTH = datos.getJSONArray("nameOfTheJsonMainArray").length();
    
           Log.d("Length", String.valueOf(LIST_LENGTH));
    
    
           // For every element in the list
           for(int i = 0; i < LIST_LENGTH; i++) {
    
               // Instance of a new Place
               Place place = new Place();
    
               // Get data as needed, this represents one place
               JSONObject obj = datos.getJSONArray("results").getJSONObject(i);
    
               Double latitude = obj.getJSONObject("geometry").getJSONObject("location").getDouble("lat");
               String icon = obj.getString("icon");
    
               place.setLatitude(latitude);
               place.setIcon(icon);
               //....
               placesList.add(place)
    
           }
    
           return placesList;
       }
     }
    
    // The google places reader class
    public class ApiReader {
    
    
       private static final String TAG = "API_READER";
       Context context;
       View v; 
    
       public ApiReader(Context context, View v) {
           this.context = context;
           this.v = v;
       }
    
    
       private static final String APIKEY = "yourkeyhere";
    
    
       private static String ENDPOINT =
            "https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=54.27,-8.47&radius=1000&types=car_repair&key=%s";
    
    
    
       // Method to be called 
       public void getCarRepairs() throws IOException {
           URL url = new URL(String.format(ENDPOINT, APIKEY));
           new GetPlaces().execute(url);
       }
    
    
    
    
       // Inner asyctask class 
       private class GetPlaces extends AsyncTask<URL, Integer, List<Place>> {
           List<Place> lista;
           @Override
           protected List<Place> doInBackground(URL... params) {
               JSONObject datos;
               URL url = params[0];
               HttpURLConnection urlConnection = null;
    
    
               try {
                   urlConnection = (HttpURLConnection) url.openConnection();
                   InputStream in = new BufferedInputStream(urlConnection.getInputStream());
                   datos = Functions.convertInputStreamToJSONObject(in);
                   Log.i(TAG, datos.toString());
    
                     // De los datos obtenemos un objeto Place
    
                   lista  = Functions.parsePlacesFromJson(datos);
                   Log.i(TAG, "" + lista.toString());
                   Log.i(TAG, "Went into try was OK.");
    
               } catch (Exception e) {
                Log.e(TAG, e.toString());
                Log.i(TAG, "Went into catch");
    
               } finally {
                   urlConnection.disconnect();
                   Log.i(TAG, "Went into finally, urlConnection disconnected.");
               }
    
               return lista;
           }
    
    
           // This method it gets what the "doInBackGround" returns
           protected void onPostExecute(List<Place> placesList) {
    
               if(placesList != null) {
    
                   // Do whatever with the list of places
                   //Functions.updateView(v, placesList);
    
               }
           }
       }
    
     }
    
     // And to make things work in yout activity just do like this
    
            ApiReader api = new ApiReader(this, findViewById(R.id.mainLayout));
    
            try {
                api.getCarRepairs();
            } catch (IOException e) {
                e.printStackTrace();
            }
    

    Enjoy !!

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