Toxic people will hurt you and then try to make you feel bad that you are mad or hurt or upset. It's known as blame shifting. Instead of taking accountability for their own actions, they blame you for "having feelings." Abusive people do this
When nobody else celebrates you, learn to celebrate yourself. When nobody else compliments you, then compliment yourself. It’s not up to other people to keep you encouraged. It’s up to you. Encouragement should come from the inside.