func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {

    let post = posts[indexPath.row]
    if let cell = tableView.dequeueReusableCell(withIdentifier: "FeedCell") as? FeedCell {

        cell.caption.text = nil
        cell.configureCell(post: post)// sets the caption text here!
        cell.caption.sizeToFit()
        cell.delegate = self

        return cell
    } else {
        return FeedCell()
    }
}

class FeedCell: UITableViewCell {

@IBOutlet weak var caption: UILabel!

@IBOutlet weak var activityindicator: NVActivityIndicatorView!



var usersender: User!
var posts: Posts!
var viewRef: DatabaseReference!
var users: User!

var delegate: FeedCellDelegate!

override func layoutSubviews() {
    super.layoutSubviews()

    contentView.layoutIfNeeded()

}

func setDelegate(delegate: FeedCellDelegate) {
    self.delegate = delegate
}

override func awakeFromNib() {
    super.awakeFromNib()


    NotificationCenter.default.addObserver(self, selector: #selector(animateIndicator), name: .animateIndicator, object: nil)
    NotificationCenter.default.addObserver(self, selector: #selector(stopIndicator), name: .stopIndicator, object: nil)
emotionDisplay.alpha = 0.0

    caption.addDropShadow(opacity: 3, radius: 8)


}


@objc func animateIndicator(note: Notification){
    activityindicator.startAnimating()
}

@objc func stopIndicator(note: Notification){
    activityindicator.stopAnimating()
}





@IBAction func gotoprof(_ sender: Any) {
    self.delegate.segueToUser(user: usersender)
}




func configureCell(post: Posts, img: UIImage? = nil) {

    self.posts = post
    self.caption.text = posts.caption

}

}