$dogkilled = false
$catalive = true

class Pet
  attr_reader :color, :breed
  attr_accessor :name
  def initialize(color, breed)
    @color = color
    @breed = breed
    @hungry = true
    @fight = false
  end
  def feed(food)
    p "Mmmm, " + food + "!"
    @hungry = false
  end
  def hungry?
    if @hungry
      p "I\'m hungry!"
    else
      p "I\'m full!"
    end
    @hungry
  end
  def meet
    p "WuffWuff Knrrrrrrrr Wufff Meeeeeooooowww"
    $dogkilled = true
    $catalive = false
  end
end

class Cat < Pet

  def speak
    p "Meow!"
  end
  def alive?
    if $catalive
      p "Of course, I am alive" #there shouldn't be a fight - cat is alive
    else
      p "Cat: ..." #there was a fight cat is dead
    end
  end
end

class Dog < Pet
  def speak
    p "WuffWuff!"
  end
  def alive?
    if $dogkilled
      p "Man, that was worth it!" #Won the fight
    else
      p "Hey...I tried to sleep" #no fight - sleeping dog
    end
  end
end



kitty = Cat.new("grey", "Persian")

p "Let's inspect our new cat:"
p kitty.inspect
p "What class does our new cat belong to?"
p kitty.class
p "Is our new cat an object?"
p kitty.is_a?(Object)
p "What color is our cat?"
p kitty.color
p "Let\'s give our new cat a name"
kitty.name ="Betsy"
p kitty.name
p "Is our cat hungry now?"
kitty.hungry?
p "Let\'s feed our cat"
kitty.feed("tuna")
p "Is our cat hungry now?"
kitty.hungry?
puts "Our cat can make some noise"
kitty.speak


puppy = Dog.new("black", "Staffordshire Terrier")
p "Hey our dog can make some noise too"
puppy.speak
p "Breed:"
puts puppy.breed


puts "THE FIGHT"
puppy.meet
kitty.alive?
puppy.alive?