weather_js_wf.js

var UI = require('ui');
var ajax = require('ajax');

var myAPIKey = 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXX';

// 初期表示
var Card = new UI.Card({
  title: "Please Wait",
  body: "Downloading..."
});
Card.fullscreen(true);  //WatchFaceにメニューバーは不要なのでフルスクリーンにする
Card.show();


// Construct URL
var cityName = 'Osaka';
var URL = 'http://api.openweathermap.org/data/2.5/weather?q=' + cityName + '&appid=' + myAPIKey;

// Make the request
ajax(
  {
    url: URL,
    type: 'json'
  },
  function(data) {
    // Success!
    console.log('Successfully fetched weather data!');
    // Extract data
    var location = data.name;
    var temperature = Math.round(data.main.temp - 273.15) + 'C';
  
    // Always upper-case first letter of description
    var description = data.weather[0].description;
    description = description.charAt(0).toUpperCase() + description.substring(1);
    
    // Show to user
    Card.title('');
    Card.subtitle(location + ', ' + temperature);
    Card.body(description);

  },
  function(error) {
    // Failure!
    console.log('Failed fetching weather data: ' + error);
  }
);



function padZero(s){
  return s < 10?'0'+s:s;
}

function itsTime(){
  var date = new Date();
  var y = date.getFullYear();
  var m = date.getMonth()+1;
  var d = date.getDate();
  var hh = date.getHours();
  var mm = date.getMinutes();
  var ss = date.getSeconds();
  m = padZero(m);
  d = padZero(d);
  hh = padZero(hh);
  mm = padZero(mm);
  ss = padZero(ss);
  return y + '/' + m + '/' + d + ' ' + hh + ':' + mm + ':' + ss;
}

setInterval(function(){
  Card.title(itsTime());
}, 1000);