On April 5, he got into a stolen vehicle and travelled around the North Island with an unknown person, stopping at PAK'nSAVE in Gisborne on April 17 where he stole $32 in groceries.
Defence lawyer Virginia Pearson said her client was in residential rehabilitation.
"He is turning his life around," she said.
Judge Morris told Haeata he was on the right path addressing his addiction but his offending had "reached the point where imprisonment is the likely outcome" for him at sentencing.
"This is your chance to demonstrate to yourself and your family you can do this.
"Getting control of addiction is very hard ... you have the potential to get on top of your addiction. It is possible," she said.
Haeata has been remanded on bail to the residential programme with his attendance excused from court on October 16 when his case would be called for monitoring and a sentencing date set.