May I officially take away your shovel???

This type of behavior, shopping, falls under self-medicating. The endorphin rush one who likes to shop receives DOES make them feel better, that's what endorphins do!

Try and find other avenues for this endorphin dumping that you obviously need. Watch or listen to comedies, go places that used to make you feel good and where you enjoyed yourself...places with high fun energy. Just being there might be enough for your body to produce that level of endorphins.

Here's another way to do that too