WaniKani wallpaper

wk_wallpaper.rb

#!/usr/bin/env ruby
require 'wanikani'

Wanikani.api_key = 'YOUR_WANIKANI_API_KEY'

wanikani_kanji_data = Wanikani::Level.kanji(*(1..60))

def color_for(item)
  case (item['user_specific'] || {})['srs']
  when 'apprentice' then '#dd0093'
  when 'guru' then '#882d9e'
  when 'master' then '#294ddb'
  when 'enlighten' then '#0093dd'
  when 'burned' then '#ffffff'
  else '#303030'
  end
end

kanji = wanikani_kanji_data.sort_by{|x| x['character']}.rotate.map{|x| "<span font_family=\"meiryo\" foreground=\"#{color_for(x)}\">#{x['character']}</span>"}

%x{convert -background black \
       -border 10 \
       -bordercolor black \
       -size 1920x1080 \
       -font meiryo \
       -pointsize 30.6 \
       -gravity Center \
       pango:'#{kanji.join}' \
       ~/Pictures/wanikani_kanji_wallpaper.png}