MoriTanosuke/Login.java

## Login.java
get(new Route("/login") {
  @Override
  public Object handle(Request request, Response response) {
    if (request.queryParams("completeAuthorization") != null) {
      // Get temporary token and verifier returned by Fitbit from query string
      String tempTokenReceived = request.queryParams("oauth_token");
      String tempTokenVerifier = request.queryParams("oauth_verifier");
      // Fetch user credentials from cache by temporary token from query string
      APIResourceCredentials resourceCredentials = fitbit.getResourceCredentialsByTempToken(tempTokenReceived);
      // Call method of Fitbit4J to get token credentials only if necessary (they haven't been cached yet)
      if (!resourceCredentials.isAuthorized()) {
        // The verifier is required in the request to get token credentials
        resourceCredentials.setTempTokenVerifier(tempTokenVerifier);
        // Get token credentials for the user
        LocalUserDetail localUser = new LocalUserDetail(resourceCredentials.getLocalUserId());
        fitbit.getTokenCredentials(localUser);
        // set user into session
        request.session().attribute("user", localUser);
        request.session().attribute("client", fitbit.getClient());
      }

      // redirect to step chart
      response.redirect("/steps");
    } else {
      // Fetch temporary credentials, construct redirect and serve it to user's browser
      response.redirect(fitbit.getResourceOwnerAuthorizationURL(new LocalUserDetail("-"),
        BASE_URL + "/login?completeAuthorization="));
    }
  }
});

## SparkAppLoadData.java
private static List<Data> loadData(final LocalUserDetail localUser, FitbitApiClientAgent client, LocalDate startDate, FitbitUser fitbitUser, TimeSeriesResourceType type, TimePeriod period) throws FitbitAPIException {
  return client.getTimeSeries(localUser, fitbitUser, type, startDate, period);
}

## steps.ftl
<html>
<head>
  <script type="text/javascript" src="//www.google.com/jsapi"></script>
  <script type="text/javascript">
    google.load('visualization', '1.0', {'packages':['corechart']});
    google.setOnLoadCallback(drawChart);

    function drawChart() {
      var data = new google.visualization.DataTable();
      data.addColumn('date', 'Date');
      data.addColumn('number', 'Steps');
      data.addRows([
<#list data as d>
        [new Date('${d.dateTime}'), ${d.value}],
</#list>
      ]);

      var options = {'title':'Steps', 'width':document.width - 50, 'height':document.height - 150};
      var chart = new google.visualization.ColumnChart(document.getElementById('chart_div'));
      chart.draw(data, options);
    }
  </script>
</head>
<body>
    <div id="chart_div"></div>
</body>
<html>

## Steps.java
get(new FreeMarkerRoute("/steps") {
  @Override
  public ModelAndView handle(Request request, Response response) {
    final LocalUserDetail localUser = request.session().attribute("user");
    final FitbitApiClientAgent client = request.session().attribute("client");

    Map<String, Object> attributes = new HashMap<String, Object>();
    String view = "steps.ftl";
    LocalDate startDate = FitbitApiService.getValidLocalDateOrNull(today());
    List<Data> data = loadData(localUser, client, startDate, new FitbitUser("-"), TimeSeriesResourceType.STEPS, TimePeriod.ONE_WEEK);

    attributes.put("data", data);
    return modelAndView(attributes, view);
  }
});
	get(new Route("/login") {
	@Override
	public Object handle(Request request, Response response) {
	if (request.queryParams("completeAuthorization") != null) {
	// Get temporary token and verifier returned by Fitbit from query string
	String tempTokenReceived = request.queryParams("oauth_token");
	String tempTokenVerifier = request.queryParams("oauth_verifier");
	// Fetch user credentials from cache by temporary token from query string
	APIResourceCredentials resourceCredentials = fitbit.getResourceCredentialsByTempToken(tempTokenReceived);
	// Call method of Fitbit4J to get token credentials only if necessary (they haven't been cached yet)
	if (!resourceCredentials.isAuthorized()) {
	// The verifier is required in the request to get token credentials
	resourceCredentials.setTempTokenVerifier(tempTokenVerifier);
	// Get token credentials for the user
	LocalUserDetail localUser = new LocalUserDetail(resourceCredentials.getLocalUserId());
	fitbit.getTokenCredentials(localUser);
	// set user into session
	request.session().attribute("user", localUser);
	request.session().attribute("client", fitbit.getClient());
	}

	// redirect to step chart
	response.redirect("/steps");
	} else {
	// Fetch temporary credentials, construct redirect and serve it to user's browser
	response.redirect(fitbit.getResourceOwnerAuthorizationURL(new LocalUserDetail("-"),
	BASE_URL + "/login?completeAuthorization="));
	}
	}
	});
	private static List<Data> loadData(final LocalUserDetail localUser, FitbitApiClientAgent client, LocalDate startDate, FitbitUser fitbitUser, TimeSeriesResourceType type, TimePeriod period) throws FitbitAPIException {
	return client.getTimeSeries(localUser, fitbitUser, type, startDate, period);
	}
	<html>
	<head>
	<script type="text/javascript" src="//www.google.com/jsapi"></script>
	<script type="text/javascript">
	google.load('visualization', '1.0', {'packages':['corechart']});
	google.setOnLoadCallback(drawChart);

	function drawChart() {
	var data = new google.visualization.DataTable();
	data.addColumn('date', 'Date');
	data.addColumn('number', 'Steps');
	data.addRows([
	<#list data as d>
	[new Date('${d.dateTime}'), ${d.value}],
	</#list>
	]);

	var options = {'title':'Steps', 'width':document.width - 50, 'height':document.height - 150};
	var chart = new google.visualization.ColumnChart(document.getElementById('chart_div'));
	chart.draw(data, options);
	}
	</script>
	</head>
	<body>
	<div id="chart_div"></div>
	</body>
	<html>
	get(new FreeMarkerRoute("/steps") {
	@Override
	public ModelAndView handle(Request request, Response response) {
	final LocalUserDetail localUser = request.session().attribute("user");
	final FitbitApiClientAgent client = request.session().attribute("client");

	Map<String, Object> attributes = new HashMap<String, Object>();
	String view = "steps.ftl";
	LocalDate startDate = FitbitApiService.getValidLocalDateOrNull(today());
	List<Data> data = loadData(localUser, client, startDate, new FitbitUser("-"), TimeSeriesResourceType.STEPS, TimePeriod.ONE_WEEK);

	attributes.put("data", data);
	return modelAndView(attributes, view);
	}
	});