Your symptoms likes watering and crusities when you wake up look like conjunctivitis. Not all varities of conjunctivitis will have discharge. In viral conjunctivitis
which is a very common conjunctivitis discharge is not seen unless secondarily infected by bacteria. Since viral conjunctivitis is self limiting condition, treatment is mainly by decongestant eye drops, lubricating eye drops and antibiotic eye drops to prevent secondarily bacterial infection.