YOU SAID:

I like his dude but he doesn't like me at all or finds any interest in me

INTO JAPANESE

私は彼の男が好きですが、彼は私をまったく好きではないか、私に興味を持っています

BACK INTO ENGLISH

I like his man but he does not like me at all or am interested in me

INTO JAPANESE

私は彼の男が好きですが、彼は私をまったく好きではないか、私に興味があります

BACK INTO ENGLISH

I like his man but he does not like me at all or am interested in me