private void updateUiFromCurrentStatus() {
// if we have no status, do nothing
if (statuses == null) return;
// dynamically create the UI from the status objects
LinearLayout container = (LinearLayout) findViewById(R.id.statuses);
container.removeAllViews();
for (int i = 0; i < statuses.size(); i++) {
// here, we dynamically create the various text elements and add them to our container
com.districttaco.android.Status status = statuses.get(i);
TextView locationName = new TextView(this);
locationName.setText(status.getLocationName());
locationName.setTextAppearance(this, R.style.StatusHeader);
container.addView(locationName);
TextView locationDescription = new TextView(this);
locationDescription.setText(status.getLocationDescription());
locationDescription.setTextAppearance(this, R.style.StatusContent);
locationDescription.setPadding(12, 0, 0, 0);
container.addView(locationDescription);
TextView special = new TextView(this);
special.setText(R.string.special);
special.setTextAppearance(this, R.style.StatusHeader);
container.addView(special);
TextView statusDetail = new TextView(this);
statusDetail.setText(status.getStatusText());
statusDetail.setTextAppearance(this, R.style.StatusContent);
statusDetail.setPadding(12, 0, 0, 0);
container.addView(statusDetail);
TextView infoHeader = new TextView(this);
infoHeader.setText(status.getInfoHeader());
infoHeader.setTextAppearance(this, R.style.InfoHeader);
infoHeader.setPadding(0, 16, 0, 0);
container.addView(infoHeader);
TextView infoTitle = new TextView(this);
infoTitle.setText(status.getInfoTitle());
infoTitle.setTextAppearance(this, R.style.StatusHeader);
container.addView(infoTitle);
TextView infoBody = new TextView(this);
infoBody.setText(status.getInfoBody());
infoBody.setTextAppearance(this, R.style.StatusContent);
infoBody.setPadding(12, 0, 0, 0);
container.addView(infoBody);
}
// update last fetch time
if (lastFetch != null) {
TextView lastUpdate = new TextView(this);
SimpleDateFormat formatter = new SimpleDateFormat(getString(R.string.date_format));
lastUpdate.setText(formatter.format(lastFetch));
lastUpdate.setTextAppearance(this, R.style.Footer);
container.addView(lastUpdate);
}
}
@Override
protected ArrayList<com.districttaco.android.Status> doInBackground(URL... params) {
ArrayList<com.districttaco.android.Status> newStatuses =
new ArrayList<com.districttaco.android.Status>();
// make the http call to retrieve the status
HttpClient client = new DefaultHttpClient();
HttpGet request;
try {
request = new HttpGet(params[0].toURI());
} catch (URISyntaxException e1) {
e1.printStackTrace();
return null;
}
try {
HttpResponse resp = client.execute(request);
if (resp.getStatusLine().getStatusCode() != 200) return null;
String body = EntityUtils.toString(resp.getEntity());
try {
// extract the contents from the json feed
JSONObject json = new JSONObject(body);
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
int len = json.getJSONArray("statuses").length();
for (int i = 0; i < len; i++) {
// load new values
JSONObject currentStatus = json.getJSONArray("statuses").getJSONObject(i);
com.districttaco.android.Status status = new com.districttaco.android.Status();
try {
status.setLastUpdate(formatter.parse(currentStatus.getString("updated_at")));
} catch (ParseException e) {
status.setLastUpdate(new Date());
e.printStackTrace();
}
JSONObject info = currentStatus.getJSONObject("info");
status.setInfoTitle(info.getString("title"));
status.setInfoHeader(info.getString("header"));
status.setInfoBody(info.getString("body"));
JSONObject location = currentStatus.getJSONObject("location");
status.setLocationName(location.getString("name"));
status.setLocationDescription(location.getString("description"));
status.setLatitude(location.getDouble("latitude"));
status.setLongitude(location.getDouble("longitude"));
status.setStatusText(currentStatus.getString("body"));
// status object is fully populated, add it to the list
newStatuses.add(status);
}
} catch (JSONException e) {
e.printStackTrace();
return null;
}
} catch (IOException e) {
e.printStackTrace();
return null;
}
return newStatuses;
}