Hello Sana
Your question is a very complex one, not easily answered in a post like this. However, I have provided you with some links that should, at least, get you on your way.
the symptoms of type 1 diabetes can be found here,
while the symptoms of type 2 diabetes can be found here,
treatment of type 1 diabetes can be found here,
while treatment of type 2 diabetes can be found here,
I hope you found these helpful