private void submitComment(final long replyToCommentId) {
final EditText editComment = (EditText) findViewById(R.id.edit_comment);
final String commentText = EditTextUtils.getText(editComment);
if (TextUtils.isEmpty(commentText)) return;
// hide the comment box - this provides immediate indication that comment is being posted
// and prevents users from submitting the same comment twice
hideAddCommentBox();
// generate a "fake" comment id to assign to the new comment so we can add it to the db
// and reflect it in the adapter before the API call returns
final long fakeCommentId = ReaderCommentActions.generateFakeCommentId();
mIsSubmittingComment = true;
ReaderActions.CommentActionListener actionListener =
new ReaderActions.CommentActionListener() {
@Override
public void onActionResult(boolean succeeded, ReaderComment newComment) {
mIsSubmittingComment = false;
if (succeeded) {
// comment posted successfully so stop highlighting the fake one and replace
// it with the real one
getCommentAdapter().setHighlightCommentId(0, false);
getCommentAdapter().replaceComment(fakeCommentId, newComment);
getListView().invalidateViews();
} else {
// comment failed to post - show the comment box again with the comment text intact,
// and remove the "fake" comment from the adapter
editComment.setText(commentText);
showAddCommentBox(replyToCommentId);
getCommentAdapter().removeComment(fakeCommentId);
ToastUtils.showToast(
ReaderPostDetailActivity.this,
R.string.reader_toast_err_comment_failed,
ToastUtils.Duration.LONG);
}
}
};
final ReaderComment newComment =
ReaderCommentActions.submitPostComment(
mPost, fakeCommentId, commentText, replyToCommentId, actionListener);
if (newComment != null) {
mIsPostChanged = true;
editComment.setText(null);
// add the "fake" comment to the adapter, highlight it, and show a progress bar
// next to it while it's submitted
getCommentAdapter().setHighlightCommentId(newComment.commentId, true);
getCommentAdapter().addComment(newComment);
// make sure it's scrolled into view
scrollToCommentId(fakeCommentId);
}
}
/*
* request comments for this post
*/
private void updateComments() {
if (mPost == null || !mPost.isWP()) return;
if (mIsUpdatingComments) return;
mIsUpdatingComments = true;
if (!isCommentAdapterEmpty()) showProgressFooter();
ReaderActions.UpdateResultListener resultListener =
new ReaderActions.UpdateResultListener() {
@Override
public void onUpdateResult(ReaderActions.UpdateResult result) {
mIsUpdatingComments = false;
hideProgressFooter();
if (result == ReaderActions.UpdateResult.CHANGED) refreshComments();
}
};
ReaderCommentActions.updateCommentsForPost(mPost, resultListener);
}