search autocomplete

app/controllers/artist_controller.rb

@@ -9,5 +9,20 @@ class ArtistController < ApplicationController
 	  	end
 	  	@artist = Artist.getByName(name)
 	end
+
+	def autocomplete
+		autocomplete = Artist.getLastFmAutocomplete(params[:query])
+		return	render :nothing => true if autocomplete.nil?
+		suggestions = []
+		pp autocomplete["response"]
+    	autocomplete["response"]["docs"].each do |doc|
+    		suggestions << doc["artist"] unless suggestions.include?(doc["artist"])
+    	end
+
+		render :json => {
+			:query => params[:query],
+			:suggestions => suggestions
+		}
+	end
 end