import random

# Definition of the pet class
class pet:
    #shared values go here
    maxcrowding = 10
    mutRange = 0.1 # range of values for mutation
    
    # __init__ function initializes/creates new pets
    def __init__(self,n = None):
        # each pet has its own value:
        if(n == None):
            n = input("Pet's name? ") 
        self.name = n # the name is passed in as an argument
        self.hungry = 50
        self.happy = 50
        # different pets metabolize food with different effciencies
        self.metabolismMeat = random.uniform(0,1)
        self.metabolismVegitables = random.uniform(0,1)

    def printPet(self):
        print(self.name," is ")
        print("Hunger: ",self.hungry)
        print("Happy: ",self.happy)
        print("Carnivore: ",self.metabolismMeat)

    def feedMeat(self):
        self.hungry -= (5 * self.metabolismMeat)
        print(self.name, " says 'Yum' ")

    def feedVegitables(self):
        self.hungry -= (5 * self.metabolismVegitables)
        print(self.name, " says 'Yummy' ")

    # Play makes a pet happier and hungrier
    def play(self):
        self.happy += 5
        self.hungry += 3

    def reproduce(self):
        temp = pet()
        temp.metabolismMeat = self.metabolismMeat
        temp.metabolismVegitables = self.metabolismVegitables
        temp.mutate()
        return temp

    def mutate(self):
        self.metabolismMeat += random.uniform(-1*self.mutRange, self.mutRange)
        if(self.metabolismMeat < 0): # limits on allowed values
            self.metabolismMeat = 0
        self.metabolismVegitables += random.uniform(-1*self.mutRange, self.mutRange)

# Create a list
pets = []
# Add a first pet
pets.append(pet())
choice = '0'
while(choice != 'q'):
    for i in range(0, len(pets) ):
        pets[i].printPet()
    petNumber = int(input("Which pet? "))
    choice = input("a - feed steak, b - feed carrot, c - play, r - reproduce, q - quit: ")
    if(choice == 'a'):
        pets[petNumber].feedMeat()
    if(choice == 'b'):
        pets[petNumber].feedVegitables()
    if(choice == 'r'):
        pets.append(pets[petNumber].reproduce())
    if(choice == 'd'): # d for delete
        pets.remove(pets[petNumber])