main.py

from locations.entrance import entrance 
from locations.hallway import hallway
from locations.hall import hall

welcome_message = """Welcome to CODE World Campus!

You can navigate with directions such as 'east'.
You can look around with 'look'.
You can exit the game with 'exit'.

~~~~~~~~~~~~~~~~~~~~~
"""

locations = {
  "entrance": entrance,
  "hallway1": hallway,
  "hall": hall,
}

current_location = locations["entrance"]

print(welcome_message)
print(current_location["look"]["output"]())

def output_and_change_location(output, next_location_id):
  global current_location
  print(output)

  if next_location_id:
    current_location = locations[next_location_id]
    print(current_location["look"]["output"]())

while True:
  user_input = input("> ")

  if user_input == "exit":
    print("Thanks for playing!")
    break
  elif user_input in current_location:
    output = current_location[user_input]["output"]()
    next_location_id = current_location[user_input]["next_location_id"]
    
    output_and_change_location(output, next_location_id)
  elif "fallback" in current_location:
    output = current_location["fallback"]["output"](user_input)
    next_location_id = current_location["fallback"]["next_location_id"]

    output_and_change_location(output, next_location_id)

  else:
    print("Please enter a valid command.")