alisonz_solar_system.rb

solar_system.rb

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+#create a class of planet
+class Planet
+    attr_accessor :planet_hash
+
+    def initialize (planet_hash)
+        @name = planet_hash[:name]
+        @moons = planet_hash[:moons]
+        @color = planet_hash[:color]
+        @distance_from_sun = planet_hash[:distance_from_sun]
+        @rotation = planet_hash[:rotation]
+    end
+    #
+    # def print_info
+    #     planet_hash.each do |planet|
+    #         puts "The planet #{@name} has #{@moons} moons and is #{@color}."
+    #     end
+    # end
+end
+
+#creates hashes of data
+earth_hash = {name: "earth", moons: 1, color: "blue/green", distance_from_sun: "92.96 million mi", rotation: "365 days" }
+mars_hash = {name: "mars", moons: 2, color: "red", distance_from_sun: "141.6 million miles", rotation: "1.88 years"}
+venus_hash = {name: "venus", moons: 0, color: "blue", distance_from_sun:"67.24 million mi", rotation: "224.7 days"}
+
+#empty array to store all planets
+planets = []
+
+#create new planet objects with hash info
+earth = Planet.new(earth_hash)
+mars = Planet.new(mars_hash)
+venus = Planet.new(venus_hash)
+
+#store planet instances in the  array
+planets << earth
+planets << mars
+planets << venus
+
+
+class SolarSystem
+    attr_accessor :name, :planet_array
+
+    def initialize (name, planet_array)
+        @name = name
+        @planet_array = planet_array
+    end
+
+#ahhhhhhh!!!!!!! WHAT AM I MISSING???!!!!!!!!!! I AM MISSING A KEY POINT IN THIS LESSON!!!!
+#the instance variables are not being read!
+   def print_planets_info
+       @planet_array.each do |planet|
+           puts @planet_array
+        #    puts "This planet is named #{@name}. It is #{@color} and has #{@moons} moons. It is #{@distance_from_sun} and has a solar rotation of approximately #{@rotation}"
+        #    puts @color
+        #    puts "this is the color #{planet.@color}"
+        end
+   end
+
+
+   #method to add single planets
+    def add_planet(new_planet)
+        @planet_array.push(new_planet)
+    end
+
+    #method to add many planets
+    def add_planets(new_planets)
+        @planet_array +=new_planets
+    end
+end
+
+milky_way = SolarSystem.new("milky way", planets)
+
+
+#not printing out instance variables in solar system, do they need a class in front of them or something?
+#does the print_info work in planets
+milky_way.print_planets_info