module.exports.searchCities = function(cityName){
return new Promise(function(resolve, reject){
var apiURL = URL + '?GetCityName&CityName=' + encodeURIComponent(cityName);
http.get(apiURL, function(res){
var body = '';
res.on('data', function(chunk){
body += chunk;
});
res.on('end', function(){
parseString(body, function(err, result){
if (err) return reject(err);
resolve(result.root.City.map(module.exports.normalize));
});
});
}).on('error', function(err){
return reject(err);
});
});
};