hubby is diabetic

Laiba
Hi all. Im ttc and hubby had a phone call from drs saying his fasting blood test has showed very high sugar levels. He now has an appointment with the diabetic nurse next week. 
Like always so im worryinh about my chances for baby. We dont know if its type 1 or 2 or maintain with diet. 
Can anyone shed some light if your going threw some thing similar please x