Queues - Elizabeth Deutsch - Solar System

Eliz_Solar_System.rb

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+# Wave 1: create a Planet class
+# added a note
+#add another note
+
+class Planet
+  attr_reader :name, :color, :moons, :state, :diameter #reader only
+
+  def initialize (name, color, moons, state, diameter)
+    puts "\nI'm a new planet called #{name}!" # to confirm planets have been created
+    @name = name
+    @color = color
+    @moons = moons
+    @state = state
+    @diameter = diameter
+  end
+
+  def display_info
+    puts "#{@name} is a #{@color} planet. It has #{@moons} moons, a diameter of #{@diameter} and exists in a #{@state} state."
+  end
+
+end
+
+jupiter = Planet.new("Jupiter", "Blue", 3, "Gaseous", 325)
+venus = Planet.new("Venus", "Mauve", 2, "Water", 75)
+earth = Planet.new("Earth", "Blue/Green", 1, "Solid", 125)
+mars = Planet.new("Mars", "Red", 2, "Gaseous", 200)
+mercury = Planet.new("Mercury", "Yellow", 1, "Gaseous", 50)
+
+e_solar_system = []
+e_solar_system << jupiter << venus << earth << mars << mercury
+
+print "\n\nWelcome to the Solar System!"
+print "\n\nWould you like to learn about a planet? Yes or No?\n\n"
+interest = gets.chomp.downcase
+while interest != "no"
+  print "\n\nWhich planet would you like to learn about?\n\n"
+  n = 1
+  e_solar_system.each do |planet|
+    print "\n#{n}.  #{planet.name}\n\n"
+    n += 1
+  end
+  user_choice = gets.chomp.downcase
+  print "\n#{user_choice}\n\n"
+  answer_planet = nil
+  case user_choice
+  when "jupiter"
+    answer_planet = jupiter
+  when "venus"
+    answer_planet = venus
+  when "earth"
+    answer_planet = earth
+  when "mars"
+    answer_planet = mars
+  when "mercury"
+    answer_planet = mercury
+  end
+  def fave_planet(planet)
+    puts "\n\n#{planet.name} is a #{planet.color} planet. It has #{planet.moons} moons, a diameter of #{planet.diameter} and exists in a #{planet.state} state."
+  end
+  if e_solar_system.include?(answer_planet)
+    puts "That's in our Solar System!"
+    fave_planet(answer_planet)
+  else
+    print "Sorry, that's not a planet."
+  end
+  print "\n\nWould you like to learn about another planet?\n\n"
+  interest = gets.chomp.downcase
+end
+
+print "\nOK.  We'll be here if you need us.\n\n"
+
+# Wave 2: create a Solar System class
+class SolarSystem
+  attr_accessor :planets
+  attr_reader :name
+
+  def initialize
+    @my_solar_system = []
+  end
+
+  def add_a_planet(planet)
+    @my_solar_system.push(planet)
+  end
+
+  def add_list_of_planets(planet_array)
+    planet_array.each do |planet|
+      @my_solar_system.push(planet)
+    end
+  end
+
+  def display_info
+    @my_solar_system.each do |planet|
+      puts "#{planet.name} is a #{planet.color} planet. It has #{planet.moons} moons, a diameter of #{planet.diameter} and exists in a #{planet.state} state."
+    end
+  end
+end
+
+second_solar_system = SolarSystem.new
+
+second_solar_system.add_list_of_planets(e_solar_system)
+
+puts "Solar Sytem Class Object Info:\n\n"
+second_solar_system.display_info