Welcome to the forum
Just a few quick questions as that will help with any comments, are you on any medication, are you adopting any dietary measures to manage your blood glucose and what was your latest HbA1C so we know where you are at and don't make inappropriate suggestions.
There are many ways people try to manage blood glucose but whatever you choose has to be enjoyable otherwise it will not be sustainable, it has to be a new way of eating for life. That may seem daunting at first but there is no reason not to have tasty filling meals with any of the approaches people find successful.
It does need to be taken seriously or as you say you will suffer the consequences and that should focus the mind.
Depending on where you are with meds etc then this approach many give you some ideas for modifying your diet.
https://lowcarbfreshwell.com/ or the very least give you some pointers.