From aac51518da24ba71d19489e6f31a4468c6d0d0d8 Mon Sep 17 00:00:00 2001
From: Leticia Tran <leticiastran@gmail.com>
Date: Mon, 12 Feb 2018 02:05:38 -0800
Subject: [PATCH 1/2] Created my Solar System.

---
 solar_system.rb | 385 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 385 insertions(+)
 create mode 100644 solar_system.rb

diff --git a/solar_system.rb b/solar_system.rb
new file mode 100644
index 00000000..c091ba1e
--- /dev/null
+++ b/solar_system.rb
@@ -0,0 +1,385 @@
+# This program starts its first command on line 370....
+
+#########################################################################################################
+# HARD-TYPED DATA:
+planets_array =
+[{ name: "Mercury",
+  year_length: 88, #Earth days
+  distance_from_the_sun: 35.98,  #million miles
+  planet_type: "Terrestrial",
+  number_of_moons: 0,
+  interesting_fact1: "Mercury has a solid, cratered surface, much like the Earth's moon.",
+  interesting_fact2: "Mercury is only slightly larger than Earth's moon" #
+},
+{ name: "Venus",
+  year_length: 225,
+  distance_from_the_sun: 67.24 ,
+  planet_type: "Terrestrial",
+  number_of_moons: 0,
+  interesting_fact1: "hottest planet in our solar system",
+  interesting_fact2: "Venus has mountains, valleys, and tens of thousands of volcanoes"
+},
+{ name: "Earth",
+  year_length: 365,
+  distance_from_the_sun: 93 ,
+  planet_type: "Terrestrial",
+  number_of_moons: 1,
+  interesting_fact1: "Earth is the biggest of the terrestrial planets",
+  interesting_fact2: "The name Earth is at least 1,000 years old"
+},
+{ name: "Mars",
+  year_length: 687,
+  distance_from_the_sun: 142 ,
+  planet_type: "Terrestrial",
+  number_of_moons: 2,
+  interesting_fact1: "Mars has two moons named Phobos and Deimos.",
+  interesting_fact2: "Mars is a dynamic world that additionally has seasons, polar ice caps, volcanoes, canyons and weather"
+},
+{ name: "Jupiter",
+  year_length: 4333,
+  distance_from_the_sun: 484,
+  planet_type: "Gas Giant",
+  number_of_moons: 53,
+  interesting_fact1: "Some of Jupiter's moons have oceans beneath their crusts that might support life",
+  interesting_fact2: "Jupiter has 53 known moons, with many additional moons to be confirmed and named"
+},
+{ name: "Saturn",
+  year_length: 10759,
+  distance_from_the_sun: 886,
+  planet_type: "Gas Giant",
+  number_of_moons: 60,
+  interesting_fact1: "Like fellow gas giant Jupiter, Saturn is a massive ball made mostly of hydrogen and helium",
+  interesting_fact2: "Adorned with thousands of beautiful ringlets, Saturn is unique among the planets"
+  }]
+
+  #########################################################################################################
+  # CLASS FOR SOLAR SYSTEM
+
+  class SolarSystem
+
+    attr_accessor  :solar_system
+
+    def initialize(planets_array)
+      @solar_system = planets_array
+      @names = []
+      create_names
+    end
+
+    # Grab only th names of planets from the planets_array and push it to the new array @names:
+    def create_names
+      @solar_system.each do |planets_data|
+        new_names = planets_data[:name]
+        @names << new_names
+      end
+    end
+
+    def return_planets_name_variable #how to make this betteR?
+      return @names
+    end
+
+    # Display current Solar system (the list of planets names inside the solar system):
+    def list_planets
+      puts "\n"
+      puts "This is our current Solar System's planets: "
+      puts "\n"
+      @names.count.times do |i|
+        puts "🌕 #{@names[i]}"
+      end
+      puts "\n"
+    end
+
+    # Display planet info based on user choice:
+    def display_planet_info(user_input)
+      puts "\n"
+      the_planet = nil
+      @solar_system.each do |planet|
+        if planet[:name] == user_input
+
+          # Create new object from class Planet:
+          the_planet = Planet.new(planet[:name], planet[:year_length], planet[:distance_from_the_sun], planet[:planet_type], planet[:interesting_fact1], planet[:number_of_moons], planet[:interesting_fact2])
+          puts the_planet.return_planet_data
+
+        end
+      end
+      puts "\n"
+    end
+
+
+    # Method to calculate the distance between two planets:
+    def calculate_distance
+      puts "\n"
+      puts "Please select the two planets you'd like to compare the distance:\n\n"
+
+      print "Planet #1 "
+      planet1 = gets.chomp.split.map(&:capitalize).join(' ')
+      planet1 = validate_existing_name(planet1, "Planet #1", @names)
+      position1 = 0
+      @solar_system.each do |planet|
+        if planet[:name] == planet1
+          position1 = planet[:distance_from_the_sun]
+        end
+      end
+
+      print "Planet #2: "
+      planet2 = gets.chomp.split.map(&:capitalize).join(' ')
+      planet2 = validate_existing_name(planet2, "Planet #2", @names)
+      position2 = 0
+      @solar_system.each do |planet|
+        if planet[:name] == planet2
+          position2 = planet[:distance_from_the_sun]
+        end
+      end
+
+      distance = position2 - position1
+      return "\n\nThe distance between the plantes #{planet1} and #{planet2} is: #{distance} million miles.\n\n"
+
+    end
+
+    # Method for adding new planet to the system
+    def add_new
+      puts "Please give me the new planet data:"
+      puts "\n"
+
+      print "Planet name: "
+      new_planet_name = gets.chomp.split.map(&:capitalize).join(' ') # Capitalize both initials if more than 1 name
+      new_planet_name  = validate_new_name(new_planet_name, @names)
+
+      print "Planet's year length (in Earth days): "
+      new_planet_lenght = gets.chomp
+      new_planet_lenght = validate_numbers(new_planet_lenght)
+
+      print "Planet's distance from the sun(in million miles): "
+      new_planet_distance = gets.chomp
+      new_planet_distance = validate_numbers(new_planet_distance)
+
+      print "Planet's planet_type: "
+      new_planet_type = gets.chomp
+      new_planet_type = validate_strings(new_planet_type)
+
+      print "Planet's number of moons: "
+      new_planet_moons = gets.chomp
+      new_planet_moons = validate_numbers(new_planet_moons)
+
+      print "Planet interesting fact #1: "
+      new_planet_interesting_fact1 = gets.chomp
+      new_planet_interesting_fact1 = validate_strings(new_planet_interesting_fact1)
+
+      print "Planet interesting fact #2: "
+      new_planet_interesting_fact2 = gets.chomp
+      new_planet_interesting_fact2 = validate_strings(new_planet_interesting_fact2)
+      puts "\n"
+      puts "Ok!"
+
+      # Add new_planet info to the variable @solar_system thata holds all the planets' data :
+      @solar_system << {:name => new_planet_name, :year_length  => new_planet_lenght,
+        :distance_from_the_sun  => new_planet_distance, :planet_type =>  new_planet_type,
+        :interesting_fact1  => new_planet_interesting_fact1, :number_of_moons  => new_planet_moons ,
+        :interesting_fact2  => new_planet_interesting_fact2}
+
+        # Add new name to the variables @names:
+        @names << new_planet_name
+
+        # Display the new planets list:
+      end
+    end
+
+
+#########################################################################################################
+# CLASS FOR A ESPECIFIC PLANET
+
+class Planet
+
+  attr_reader  :name, :year_length, :distance_from_the_sun, :planet_type, :interesting_fact1, :number_of_moons, :interesting_fact2
+
+  def initialize (name, year_length, distance_from_the_sun, planet_type, interesting_fact1, number_of_moons, interesting_fact2)
+    @name = name
+    @year_length = year_length
+    @distance_from_the_sun = distance_from_the_sun
+    @planet_type = planet_type
+    @interesting_fact1 = interesting_fact1
+    @number_of_moons = number_of_moons
+    @interesting_fact2 = interesting_fact2
+  end
+
+
+  # return the choosen planet's data:
+  def return_planet_data
+    puts "\n"
+    return "\t\t🌜 #{@name} 🌛
+✨ The planet #{@name} has a lenght of #{@year_length} Earth days.
+✨ The planet #{@name} is #{@distance_from_the_sun} million miles away from the sun.
+✨ The planet #{@name} is a #{@planet_type} type.
+✨ The planet #{@name} has #{@number_of_moons} moons.
+✨ Interesting fact #1: #{@interesting_fact1}.
+✨ Interesting fact #2: #{@interesting_fact2}."
+  end
+end
+
+#########################################################################################################
+# CLASS FOR USER ACTIONS
+
+class Actions
+
+  attr_accessor :my_solar_system
+
+  def initialize (my_solar_system)
+    @names = my_solar_system.return_planets_name_variable
+    @my_solar_system = my_solar_system
+  end
+
+  # Method to display options and take user input and turn into an action within the program:
+  def take_user_action
+
+    puts " 👉 YOU CAN... "
+    puts " ⭐️ SELECT THE PLANET you would like to learn about "
+    # puts "\t\tor"
+    puts " ⭐️ Type NEW to save a new planet"
+    # puts "\t\tor"
+    puts " ⭐️ Type DISTANCE to calculate the distance between two planets!" #or DELETE to delete one of the planets?
+    puts "\n"
+
+    user_input = gets.split.map(&:capitalize).join(' ')
+
+    if user_input == "New"
+      @my_solar_system.add_new
+      @my_solar_system.list_planets
+      take_user_action
+
+    elsif @names.include?(user_input)
+      @my_solar_system.display_planet_info(user_input)
+      take_user_action
+
+    elsif user_input == "Distance"
+      puts @my_solar_system.calculate_distance
+      take_user_action
+    else
+      invalid_choice(user_input)
+      take_user_action
+    end
+
+  end
+end
+
+
+#########################################################################################################
+# METHODS FOR USER INPUT VERIFICATION
+
+# -------------
+# Validation Method for planet choices:
+def invalid_choice(user_input)
+
+  if user_input == "Exit"
+    exit_with_message
+  else
+    puts "\n"
+    puts "#{user_input} is not a choice!"
+    puts "Please enter a valid choice.  "
+    puts "\n"
+  end
+end
+
+
+# -------------
+# Validation method for new planet's name:
+def validate_new_name(new_planet_name, names_list)
+  if new_planet_name == "Exit"
+    exit_with_message
+  end
+
+  while new_planet_name == ""
+    puts "Your new planet needs a name...."
+    print "Please enter a valid name for your new planet.  "
+    new_planet_name = gets.chomp.split.map(&:capitalize).join(' ')
+  end
+
+  while names_list.include?(new_planet_name)
+    puts "There is already a planet with that name."
+    print "Please enter a valid name for your new planet.  "
+    new_planet_name = gets.chomp.split.map(&:capitalize).join(' ') # Capitalize both initials if more than 1 name
+  end
+
+  puts "\n"
+  return new_planet_name
+end
+
+# -------------
+# Validation method for a existing planet's name:
+def validate_existing_name(planet, message, names_list)
+  while !(names_list.include?(planet))
+
+    if planet == "Exit"
+      exit_with_message
+    end
+
+    puts "Please select an existing plantet to calculate the distance!"
+    print "#{message}: "
+    planet = gets.chomp.split.map(&:capitalize).join(' ')
+
+  end
+  return planet
+end
+
+
+# -------------
+# Validation method for strings inputs from users:
+def validate_strings(string_input)
+  while string_input == ""
+    puts "Your new planet needs a name...."
+    print "Please enter a valid information.  "
+    string_input = gets.chomp
+  end
+
+  puts "\n"
+  return string_input
+end
+
+
+# -------------
+# Validation Method for numbers:
+def validate_numbers (user_number_input)
+  while user_number_input.match?(/\D/) && !(user_number_input.match?(/\d\.\d/)) || user_number_input == ""
+
+    if user_number_input == "exit"
+      exit_with_message
+    else
+      print "Input invalid. Please enter a number!  "
+      user_number_input = gets.chomp
+    end
+  end
+
+  puts "\n"
+  return user_number_input.to_f
+end
+
+
+# -------------
+# Method to display an exit message and terminate program:
+def exit_with_message
+  puts "\n"
+  puts "🌚 This program is exiting.... 🌚"
+  puts "\n"
+  exit
+end
+
+
+#########################################################################################################
+# START TO RUN THE PROGRAM:
+
+# Welcome message and exit instructions:
+puts "\n"
+puts "✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨"
+puts "🌜✨✨✨✨ Welcome to this Solar System data base! ✨✨✨✨🌛
+          Type EXIT to quit the program at any time"
+puts "\n"
+
+# Create new object for class SolarSystem:
+my_solar_system = SolarSystem.new(planets_array)
+  # Display a list of existing planets:
+my_solar_system.list_planets
+
+
+# Create new object for class Actions:
+actions = Actions.new(my_solar_system)
+  # Prompt user for an action and continue running program from there:
+  # (Everytime an action is executed, it asks user for a new action)
+actions.take_user_action

From c4fa4ab1e9821c20f9f46aa75807e1136826ee1c Mon Sep 17 00:00:00 2001
From: Leticia Tran <leticiastran@gmail.com>
Date: Mon, 12 Feb 2018 10:35:16 -0800
Subject: [PATCH 2/2] Changed some string outputs that were wrongly typed.

---
 solar_system.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/solar_system.rb b/solar_system.rb
index c091ba1e..3c99f282 100644
--- a/solar_system.rb
+++ b/solar_system.rb
@@ -152,7 +152,7 @@ def add_new
       new_planet_distance = gets.chomp
       new_planet_distance = validate_numbers(new_planet_distance)
 
-      print "Planet's planet_type: "
+      print "Planet's planet type: "
       new_planet_type = gets.chomp
       new_planet_type = validate_strings(new_planet_type)
 
@@ -324,7 +324,7 @@ def validate_existing_name(planet, message, names_list)
 # Validation method for strings inputs from users:
 def validate_strings(string_input)
   while string_input == ""
-    puts "Your new planet needs a name...."
+    puts "Your new planet needs this information...."
     print "Please enter a valid information.  "
     string_input = gets.chomp
   end
@@ -336,7 +336,7 @@ def validate_strings(string_input)
 
 # -------------
 # Validation Method for numbers:
-def validate_numbers (user_number_input)
+def validate_numbers(user_number_input)
   while user_number_input.match?(/\D/) && !(user_number_input.match?(/\d\.\d/)) || user_number_input == ""
 
     if user_number_input == "exit"