Add first attempt at Alexa support.

stargaterando.rb

@@ -1,5 +1,6 @@
 require 'camping'
 require 'newrelic_rpm'
+require 'json'
 
 # Camping is a great small framework.
 Camping.goes :StargateRando
@@ -52,6 +53,61 @@ module StargateRando::Controllers
 			render :results
 		end
 	end
+
+	class Alexa < R '/alexa'
+		def get
+			post()
+		end
+
+		def post
+			series_selector = 1 + rand(17)
+			case series_selector
+			when 1..10
+				chosen_series_id = 'SG-1'
+			when 11..15
+				chosen_series_id = 'SGA'
+			else
+				chosen_series_id = 'SGU'
+			end
+
+			@series = Data::SERIES_NAMES[chosen_series_id]
+			num_seasons = Data::SEASONS_PER_SERIES[chosen_series_id]
+			chosen_season = 1 + rand(num_seasons)
+
+			# SG-1 has a couple of seasons of length 22 and one of length 21 so we need to handle that.
+			case chosen_series_id
+			when 'SG-1'
+				case chosen_season
+				when 1
+					num_episodes = 21
+				when 2..7
+					num_episodes = 22
+				else
+					num_episodes = 20
+				end
+			else
+				num_episodes = 20
+			end
+
+			chosen_episode = 1 + rand(num_episodes)
+
+			@headers['Content-Type'] = "application/json"
+
+			@episode_and_season = "Season #{chosen_season} Episode #{chosen_episode}"
+			@episode_name = Data::EPISODES["#{chosen_series_id}|#{chosen_season}x#{chosen_episode}"]
+
+			result_hash = {:version => "1.0", :response => {
+				:outputSpeech => {
+					:type => "PlainText",
+					:text => "You should watch: #{@series}: #{@episode_and_season}: #{@episode_name}"
+				},
+				:shouldEndSession => true
+				}
+			}
+
+			JSON.generate(result_hash)
+		end
+	end
 end
 
 # This holds our views. Markaby is pretty swagtacular.