Cheesy Eggplant Pizza

1 large globe eggplant
Salt 
Olive oil 

Pizza Sauce
1 jar marinara sauce
½ cup parmesan cheese
¼ cup fresh basil
1 tablespoon garlic powder
1 teaspoon salt
1 teaspoon pepper
½ teaspoon red pepper flake 

2 cups mozzarella cheese
1 cup cheddar cheese