Wrote ugly code to be backwards compatible

Author: 2016rshah

app.rb

@@ -26,9 +26,15 @@
     headers 'Content-Type' => "image/svg+xml"
     username = params[:username].chomp('.svg')
 
-    base_color = '#'+params[:base]
-    scheme = ['#EEEEEE', lighten_color(base_color, 0.3), lighten_color(base_color, 0.2), base_color, darken_color(base_color, 0.8)]
-    
+    #Makes API backwards compatible
+    if(params[:base] == "teal" || params[:base] == "halloween" || params[:base] == "default")
+        scheme = COLOR_SCHEMES[params[:base].to_sym]
+    else
+        #this case will be executed a majority of the time
+        base_color = '#'+params[:base]
+        scheme = ['#EEEEEE', lighten_color(base_color, 0.3), lighten_color(base_color, 0.2), base_color, darken_color(base_color, 0.8)]
+    end
+
     svg = GithubChart.new(user: username, colors: scheme).svg
     stream do |out|
       out << svg

color.rb

@@ -1,11 +1,10 @@
 #http://www.redguava.com.au/2011/10/lighten-or-darken-a-hexadecimal-color-in-ruby-on-rails/
 
-# COLOR_SCHEMES = {
-#     default: ['#eeeeee', '#d6e685', '#8cc665', '#44a340', '#1e6823'],
-#     halloween: ['#EEEEEE', '#FFEE4A', '#FFC501', '#FE9600', '#03001C'],
-#     teal: ['#EEEEEE', "#7FFFD4", "#76EEC6", "#66CDAA", "#458B74"],
-#     red: ['#EEEEEE', '#990100', '#8C0100', '#720100', '#4C0100']
-# }
+COLOR_SCHEMES = {
+    default: ['#eeeeee', '#d6e685', '#8cc665', '#44a340', '#1e6823'],
+    halloween: ['#EEEEEE', '#FFEE4A', '#FFC501', '#FE9600', '#03001C'],
+    teal: ['#EEEEEE', "#7FFFD4", "#76EEC6", "#66CDAA", "#458B74"]
+}
 
 # Amount should be a decimal between 0 and 1. Lower means darker
 def darken_color(hex_color, amount=0.4)