# Helene Martin, Garfield High School
# Inventory program demonstrates advanced use of lists
from random import * # for using the shuffle function

# print_inv takes a list as a parameter and prints out info about it
def print_inv(inventory):
    # the len function tells us how many items are in a list
    print("You have " + str(len(inventory)) + " items:")
    for item in inventory:
        print item
    print

inventory = ["sword", "ruby", "staff", "potion", "armor"]

# calling the function I wrote at top
print_inv(inventory)

# accessing a specific item
index = int(raw_input("Enter an index number for an inventory item: "))
print("That is a " + inventory[index])

# checking to see if an item is in the list
item = raw_input("Tell me an item to search for: ")
if(item in inventory):
    print("You do have that.")
else:
    print("Sorry, you don't have that yet.")


# adding two lists
chest = ["pearls", "coins"]
print("You find a treasure chest that contains " + str(len(chest)) + " items!")
inventory = inventory + chest

print_inv(inventory)

print("You trade your coins for a crossbow")
inventory[-1] = "crossbow" # access the last element in the list this way
print_inv(inventory)

print("Your backpack gets all tossed around")
shuffle(inventory) # randomly re-orders the list
print_inv(inventory)

print("You randomly grab something from your backpack")
index = randint(0, len(inventory))
print(inventory[index])