Make sure he is separated in a pen or crate with food and water. Offer food and water to his beak in case he has trouble seeing it while he eye is healing.
Please post a picture. Hopefully the eyeball is not punctured. Sometimes swelling of the surrounding tissue will make it hard to know if the eye is intact for a few days. Use saline or eye wash to rinse the eye. If you have plain Neosporin or a similar antibiotic ointment, place a dab in the eye...