People who leave you out or purposely make you feel left out are using a form of bullying. It is also referred to as emotional abuse by exclusion. <<isolation ad alienation is very intentional narcissist emotional abuse tactic.
An occassional praise or quip is one thing, but putting your relationship drama all over FB for the world to see is a sure sign that there is a HUGE problem. And, if the ONLY thing you EVER post is drama. well, it& time to reevaluate.