Pipes - Tamira - Solar System

solar_system_wave_3.rb

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+# ###########################################################################
+
+#THE CODE BELOW IS FOR WAVE 3, WITHOUT ANY ENHANCEMENTS!
+class Planet
+  attr_reader :name, :age, :number_from_sun, :number_of_rings, :number_of_moons
+  def initialize(name, age, number_from_sun, number_of_rings, number_of_moons)
+    @name = name
+    @age = age
+    @number_from_sun = number_from_sun
+    @number_of_rings = number_of_rings
+    @number_of_moons = number_of_moons
+  end
+
+  def planet_info
+    return "#{@name} is #{@age} years old, has #{@number_of_moons} moon(s) and #{@number_of_rings} rings, and there are #{@number_from_sun} planets between it and then sun."
+  end
+end # of planet class
+
+earth = Planet.new("Earth", "4.543 billion", 2, 0, 1)
+mars = Planet.new("Mars", "4.503 billion", 3, 0, 2)
+
+
+class SolarSystem
+  attr_reader :planets
+
+  def initialize(*planets)
+    @planets = planets
+  end
+
+  def add_planet(new_planet)
+    @planets << new_planet
+  end
+
+  def return_planet_info
+    info = ""
+    @planets.each_with_index do |x, i |
+      info += "\n#{i + 1}. #{x.planet_info}"
+    end
+    return info
+  end
+
+  def info_for_one_planet(user_input)
+    info = ""
+    @planets.each_with_index do |planet, i |
+      if planet.name == user_input
+        info += "#{planet.planet_info}"
+      end
+    end
+    return info
+  end
+
+  def return_planet_names
+    name_info = []
+    @planets.each_with_index do |x, i|
+      name_info << "#{x.name}"
+    end
+    return name_info
+  end
+end #of SolarSystem class
+
+my_solar = SolarSystem.new(earth, mars)
+
+def build_a_planet(name)
+  planet_name = name
+  puts "How old is #{name}?"
+  planet_age = gets.chomp
+  puts "How many planets are between #{name} and the sun?"
+  planet_till_sun = gets.chomp.to_i
+  puts "How many rings does #{name} have?"
+  planet_rings = gets.chomp
+  puts "How many moons does #{name} have?"
+  planet_moons = gets.chomp.to_i
+  #earth will be set equal to what comes after return
+  return Planet.new(planet_name, planet_age, planet_till_sun, planet_rings, planet_moons)
+end #of build_a_planet
+
+user_choice = 0
+until user_choice == "done"
+  puts "\nWelcome to the solar system! If you would like to learn about a planet in the solar system enter 'learn', or, if you want to add a planet to the solar system enter 'add'. Enter 'done' to exit the program."
+  user_choice = gets.chomp.downcase
+  until user_choice == "learn" || user_choice == "add" || user_choice == "done"
+    puts "Please enter one of the three options: learn, add, or done!"
+    user_choice = gets.chomp.downcase
+  end
+  case user_choice
+  when "learn"
+    puts "\nLet's learn about a planets!"
+    puts "What planet would you like to learn about?"
+    choice = gets.chomp
+
+    until my_solar.return_planet_names.include?(choice.capitalize)
+      puts "Please enter one of these planets: #{my_solar.return_planet_names}"
+      choice = gets.chomp
+    end
+
+    puts "Ok, here is some information about #{choice.downcase}: \n #{my_solar.info_for_one_planet(choice.capitalize)}"
+  when "add"
+    puts "\nLet's add a planet!"
+    puts "Please enter the name of the planet you want to add to the solar system:"
+    user_name = gets.chomp.downcase
+    user_name = build_a_planet(user_name.capitalize)
+    my_solar.add_planet(user_name)
+  when "done"
+    exit
+  end
+end #whole loop
+
+#############################################################################################
+
+#THE CODE BELOW IS FOR WAVE 3, WITH distance_to_sun Methods ADDED (but not totally functional in the program as a whole yet!)
+# class Planet
+#   attr_reader :name, :age, :number_from_sun, :number_of_rings, :number_of_moons, :distance_to_sun
+#   def initialize(name, age, number_from_sun, number_of_rings, number_of_moons, distance_to_sun)
+#     @name = name
+#     @age = age
+#     @number_from_sun = number_from_sun
+#     @number_of_rings = number_of_rings
+#     @number_of_moons = number_of_moons
+#     @distance_to_sun = distance_to_sun
+#   end
+#
+#   def planet_info
+#     return "#{@name} is #{@age} years old, has #{@number_of_moons} moon(s) and #{@number_of_rings} rings, there are #{@number_from_sun} planets between #{@name} and then sun, and #{@name} is #{distance_to_sun} from the sun."
+#   end
+# end # of planet class
+#
+# earth = Planet.new("Earth", "4.543 billion", 2, 0, 1, 92.96)
+# mars = Planet.new("Mars", "4.503 billion", 3, 0, 2, 146.6)
+#
+#
+# class SolarSystem
+#   attr_reader :planets
+#
+#   def initialize(*planets)
+#     @planets = planets
+#   end
+#
+#   def add_planet(new_planet)
+#     @planets << new_planet
+#   end
+#
+#   def return_planet_info
+#     info = ""
+#     @planets.each_with_index do |x, i |
+#       info += "\n#{i + 1}. #{x.planet_info}"
+#     end
+#     return info
+#   end
+#
+#   def distance_from(input_1, input_2)
+#     planet_1 = 0
+#     distance_1 = 0
+#     @planets.each do |planet|
+#       if planet.name == input_1.downcase.capitalize
+#         planet_1 = planet.name
+#         distance_1 = planet.distance_to_sun
+#       end
+#     end
+#     planet_2 = 0
+#     distance_2 = 0
+#     @planets.each do |planet|
+#       if planet.name == input_2.downcase.capitalize
+#         planet_2 = planet.name
+#         distance_2 = planet.distance_to_sun
+#       end
+#     end
+#     return "#{planet_1} and #{planet_2} are #{(distance_1 - distance_2
+#     ).abs} million miles apart"
+#   end#distance_from
+#
+#   def info_for_one_planet(user_input)
+#     #does this next line need to be here? Is it left over from Dan?
+#     puts "user input: #{user_input}"
+#     info = ""
+#     @planets.each_with_index do |planet, i |
+#       puts "planet: #{planet}"
+#       puts "planet == user_input: #{planet == user_input}"
+#       if planet.name == user_input
+#         info += "#{planet.planet_info}"
+#       end
+#     end
+#     return info
+#   end
+#
+#   def return_planet_names
+#     name_info = []
+#     @planets.each_with_index do |x, i|
+#       name_info << "#{x.name}"
+#     end
+#     return name_info
+#   end
+# end #of SolarSystem class
+#
+# my_solar = SolarSystem.new(earth, mars)
+#
+# def build_a_planet(name)
+#   planet_name = name
+#   puts "How old is #{name}?"
+#   planet_age = gets.chomp
+#   puts "How many planets are between #{name} and the sun?"
+#   planet_till_sun = gets.chomp.to_i
+#   puts "How many rings does #{name} have?"
+#   planet_rings = gets.chomp
+#   puts "How many moons does #{name} have?"
+#   planet_moons = gets.chomp.to_i
+#   puts "How far away is #{name} from the sun (million miles)"
+#   distance_to_sun = gets.chomp.to_i
+#   #earth will be set equal to what comes after return
+#   return Planet.new(planet_name, planet_age, planet_till_sun, planet_rings, planet_moons, distance_to_sun)
+# end #of build_a_planet
+#
+# #Testing if distance_from works
+# test = my_solar.distance_from("Earth", "Mars")
+#
+# puts test
+# user_choice = 0
+# until user_choice == "done"
+#   puts "\nWelcome to the solar system! If you would like to learn about a planet in the solar system enter 'learn', or, if you want to add a planet to the solar system enter 'add'. Enter 'done' to exit the program."
+#   user_choice = gets.chomp.downcase
+#   until user_choice == "learn" || user_choice == "add" || user_choice == "done" || user_choice == "distance"
+#     puts "Please enter one of the three options: learn, add, or done!"
+#     user_choice = gets.chomp.downcase
+#   end
+#   case user_choice
+#   when "learn"
+#     puts "\nLet's learn about a planets!"
+#     puts "What planet would you like to learn about?"
+#     choice = gets.chomp
+#
+#     until my_solar.return_planet_names.include?(choice.capitalize)
+#       puts "Please enter one of these planets: #{my_solar.return_planet_names}"
+#       choice = gets.chomp
+#     end
+#
+#     puts "Ok, here is some information about #{choice.capitalize}: \n #{my_solar.info_for_one_planet(choice)}"
+#   when "add"
+#     puts "\nLet's add a planet!"
+#     puts "Please enter the name of the planet you want to add to the solar system:"
+#     user_name = gets.chomp.downcase
+#     user_name = build_a_planet(user_name.capitalize)
+#     my_solar.add_planet(user_name)
+#   when "distance"
+#     puts "\nLet's look at the distance between two planets!"
+#     puts "Please enter the name of the first planet:"
+#       user_planet_1 = gets.chomp.downcase.capitalize
+#     puts "Please enter the name of the second planet:"
+#       user_planet_2 = gets.chomp.downcase.capitalize
+#       #need to get this code below to print!
+#       my_solar.distance_from(user_planet_1, user_planet_2)
+#   when "done"
+#     exit
+#   end
+# end #whole loop
+
+# # Ensure that the each planet has a @distance_from_the_sun attribute. Using this data, add a method to determine the distance from any other planet (assuming planets are in a straight line from the sun)