private void changeFollowStatus(
final TextView txtFollow, final int position, final boolean isAskingToFollow) {
if (!isPositionValid(position)) {
return;
}
final long blogId;
final String blogUrl;
switch (getBlogType()) {
case RECOMMENDED:
ReaderRecommendedBlog blog = mRecommendedBlogs.get(position);
blogId = blog.blogId;
blogUrl = blog.getBlogUrl();
break;
case FOLLOWED:
ReaderBlog info = mFollowedBlogs.get(position);
blogId = info.blogId;
blogUrl = info.getUrl();
break;
default:
return;
}
ReaderActions.ActionListener actionListener =
new ReaderActions.ActionListener() {
@Override
public void onActionResult(boolean succeeded) {
if (!succeeded && getContext() != null) {
int resId =
(isAskingToFollow
? R.string.reader_toast_err_follow_blog
: R.string.reader_toast_err_unfollow_blog);
ToastUtils.showToast(getContext(), resId);
ReaderUtils.showFollowStatus(txtFollow, !isAskingToFollow);
checkFollowStatus();
}
}
};
if (ReaderBlogActions.performFollowAction(blogId, blogUrl, isAskingToFollow, actionListener)) {
if (getBlogType() == ReaderBlogType.FOLLOWED) {
mFollowedBlogs.get(position).isFollowing = isAskingToFollow;
}
ReaderUtils.showFollowStatus(txtFollow, isAskingToFollow);
notifyDataSetChanged(); // <-- required for getView() to know correct follow status
if (mFollowListener != null) {
mFollowListener.onFollowBlogChanged();
}
}
}
@Override
public Object getItem(int position) {
switch (getBlogType()) {
case RECOMMENDED:
return mRecommendedBlogs.get(position);
case FOLLOWED:
return mFollowedBlogs.get(position);
default:
return null;
}
}
@Override
public int getCount() {
switch (getBlogType()) {
case RECOMMENDED:
return mRecommendedBlogs.size();
case FOLLOWED:
return mFollowedBlogs.size();
default:
return 0;
}
}
@Override
protected void onPostExecute(Boolean result) {
if (result) {
switch (getBlogType()) {
case RECOMMENDED:
mRecommendedBlogs = (ReaderRecommendBlogList) (tmpRecommendedBlogs.clone());
break;
case FOLLOWED:
mFollowedBlogs = (ReaderBlogList) (tmpFollowedBlogs.clone());
break;
}
notifyDataSetChanged();
}
mIsTaskRunning = false;
}