public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
final InstagramImage instagramImage = (InstagramImage) adapter.getItem(i);
// build dialog
List<String> dialogItems = new ArrayList<String>();
// 0: like/unlike
if (instagramImage.user_has_liked == true) {
dialogItems.add("Unlike");
} else {
dialogItems.add("Like");
}
// 1: comment
dialogItems.add("Comment");
// 2: share
dialogItems.add("Share");
final CharSequence[] items = dialogItems.toArray(new String[dialogItems.size()]);
AlertDialog.Builder builder = new AlertDialog.Builder(FeedActivity.this);
builder.setTitle("Choose your action");
builder.setItems(
items,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
switch (item) {
case 0:
if (instagramImage.user_has_liked == true) {
unlike(instagramImage);
} else {
like(instagramImage);
}
break;
case 1:
showCommentDialog(instagramImage);
break;
case 2:
showShareDialog(instagramImage);
break;
default:
break;
}
}
});
AlertDialog alert = builder.create();
alert.show();
}
public void postComment(String comment, InstagramImage image) {
List<NameValuePair> postParams = new ArrayList<NameValuePair>();
postParams.add(new BasicNameValuePair("text", comment));
postParams.add(
new BasicNameValuePair("access_token", Utils.getAccessToken(getApplicationContext())));
String url = Constants.MEDIA_ENDPOINT + image.id + Constants.COMMENT_MEDIA_ENDPOINT;
JSONObject jsonResponse = Utils.doRestfulPut(httpClient, url, postParams, this);
if (jsonResponse != null) {
image.comment_list.add(new Comment(Utils.getUsername(getApplicationContext()), comment));
adapter.notifyDataSetChanged();
} else {
Toast.makeText(this, "Comment failed", Toast.LENGTH_SHORT).show();
}
}
public void unlike(InstagramImage image) {
List<NameValuePair> postParams = new ArrayList<NameValuePair>();
postParams.add(
new BasicNameValuePair("access_token", Utils.getAccessToken(getApplicationContext())));
String url = Constants.MEDIA_ENDPOINT + image.id + Constants.LIKE_MEDIA_ENDPOINT;
String access_url = Utils.decorateEndpoint(url, Utils.getAccessToken(getApplicationContext()));
JSONObject jsonResponse = Utils.doRestfulDelete(httpClient, access_url, this);
if (jsonResponse != null) {
image.liker_list.remove(Utils.getUsername(getApplicationContext()));
image.liker_count--;
image.user_has_liked = false;
adapter.notifyDataSetChanged();
}
}
public void like(InstagramImage image) {
List<NameValuePair> postParams = new ArrayList<NameValuePair>();
postParams.add(
new BasicNameValuePair("access_token", Utils.getAccessToken(getApplicationContext())));
String url = Constants.MEDIA_ENDPOINT + image.id + Constants.LIKE_MEDIA_ENDPOINT;
JSONObject jsonResponse = Utils.doRestfulPut(httpClient, url, postParams, this);
if (jsonResponse != null) {
if (image.liker_list == null) image.liker_list = new ArrayList<String>();
image.liker_list.add(Utils.getUsername(getApplicationContext()));
image.liker_count++;
image.user_has_liked = true;
adapter.notifyDataSetChanged();
}
}
public void clearCache(View view) {
adapter.imageLoader.clearCache();
adapter.notifyDataSetChanged();
}
private void refresh() {
instagramImageList.clear();
adapter.notifyDataSetChanged();
new FetchActivity().execute();
}
