app.js

 LocationService.getCoords()
  .then(function (coords) {
    console.log(coords);
  });

locationService.js

angular.module('myapp.services', [])
.service('LocationService', function ($cordovaGeolocation) {
    return {
      getCoords: function () {
        return $cordovaGeolocation.getCurrentPosition({timeout: 10000, enableHighAccuracy: false})
          .then(function (position) {
            return position.coords;
          });
      }
    };
  })