require 'sinatra/base'
require 'sinatra/json'
require 'yajl'
require 'yajl/json_gem'
require 'csv'

$set = "cheesy2"

def load_tracklist()
  file = "sets/#{$set}.csv"
  csv = CSV.read(File.open(file))
  names = csv.shift
  $tracklist = csv.map do |row|
    Hash[*names.zip(row).flatten]
  end
end

load_tracklist

def tracklist_json
  $tracklist.to_json
end

class App < Sinatra::Base
  configure do
    set :protection, :except => :frame_options
  end

  get '/tracklist.json' do
    json $tracklist
  end

  get '/js/handler.js' do
    content_type 'text/javascript'
    erb :handler_js
  end

  get '/css/meta.css' do
    content_type 'text/css'
    erb :meta_css
  end

  get '/' do
    erb :index, :locals => { :mixtitle => $set, :tracklist => tracklist_json }
  end
end