YOU SAID:

i was feeling fine until you came along

INTO JAPANESE

あなたが来るまで元気だった

BACK INTO ENGLISH

I was fine until you came.

INTO JAPANESE

君が来るまでは大丈夫だった

BACK INTO ENGLISH

I was fine until you got here.

INTO JAPANESE

君が来るまでは大丈夫だった

BACK INTO ENGLISH

I was fine until you got here.