Will i go to prison for being drunk in charge of a child?

i have recently been charged with being drunk in charge of a child under seven i have had alcohol issues in the past and have previously been charged with the same offence. my drink problems where after being the victim of a sexual assualt which has left me with severe anxiety attacks making my life difficult which is where the drink came in i later then had my teeth knocked out by my husband which sent me even worse as i lost all my confidence i have an alcohol worker who i see regulary and had been doing well until this incident i went to court and it was adjorned for pre sentence reports but the judge said he was keeping all options open including prison a am petrified as i would not be able to cope and do not want to leave my kids if i was to go to prison how long would i get i am so ashamed after all my hard work at getting my life on track my anxiety ruled my head causing me to resort back to my old ways a am now scared of the outcome