not know whether you are coming or going
not know whether (one) is coming or going
To be in a state of confusion or chaos, especially due to being very busy or overwhelmed. Lisa has been so busy getting everything ready for the party, she doesn't know whether she's coming or going. I have so many appointments today, I don't know whether I'm coming or going anymore.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
not know whether you are coming or goingSPOKEN
If you don't know whether you are coming or going, you feel very confused and are unable to think clearly. We worked 16 hours a day. By the end of the week we didn't know whether we were coming or going. The truth is I'm so excited that I hardly know whether I'm coming or going.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012