I sent this message to my depressd girlfriend just now, i dont know what to say anymore!?

all i do is worry about u, this sucks, nothing ever seems to work, dont know what to do or say, i feel like this situation is going to take a miricale to change it... you told me that you dont know if you'll be there when i get back, thats not cool, i dont have any advice for you, ive never been in that situation, your strong but i know your tired of this ****, im not even in it and im tired of it, you told me not to worry about it but your my girlfriend, my bestfriend, your family, and when you feel troubled, hurt, shitty, bad, i feel it too... im like speachless tho Jess, i feel like i need advice on how to deal with being in a relationship with a girl in a bad spot, you said dont worry about it, so what do you want me to do, just sit by and let you go so deep that someithing really bad happens and i lose you, hell know i wont do that im here for you through the good and bad, thats a promise to you that i will never break... i'll be with you forever you know that... "dont give up on me and I'll never give up on us" remember, i never give up Jessica. things will change, you dont believe it now but i do and i wont stop.