require 'rubygems'
require 'sinatra/base'
require 'slim'
require 'coffee-script'
require 'json'
require 'feldtruby'

class CoffeeEngine < Sinatra::Base
  
  set :views,   File.dirname(__FILE__)    + '/coffee'
  
  get "/coffee/*.js" do
    filename = params[:splat].first
    coffee filename.to_sym
  end

  get "/js/*.coffee" do
    filename = params[:splat].first
    coffee filename.to_sym
  end
  
end

require File.join(".", File.dirname(__FILE__), "brownian_searcher")
BrownianSearcher = BrownianMotion2DSearch.new(5, 2.0)
Thread.new {BrownianSearcher.start_search}

# The data engine should return the json or csv formatted data
# that is used in your app. You need to set this up to dynamically deliver the
# latest data about your running Ruby app/process/server.
class DataEngine < Sinatra::Base
  module SendAsJson
    def json_response(data)
      content_type :json
      data.to_json
    end
  end

  helpers SendAsJson

  # Static data files are served from the "/data" dir
  set :views,   File.dirname(__FILE__)    + '/data'

  # Example handler that returns a random json data set for all example requests...
  get %r{/data/randints/arrayofsize([\d]+).json} do |size|
    a = Array.new(size.to_i).map {-5+(10*rand()).to_i}
    #json_response a.uniq.sort
    b = a.uniq.sort.map {|v| {"value" => v}}
    json_response b
  end

  get '/data/brownian_search/search_info.json' do
    json_response BrownianSearcher.search_info
  end

  get '/data/brownian_search/current_position.json' do
    json_response [BrownianSearcher.pos]
  end

end

class WAppGuiServer < Sinatra::Base

  enable :logging
  disable :dump_errors

  use DataEngine
  use CoffeeEngine

  set :views,         File.dirname(__FILE__) + '/views'
  set :public_folder, File.dirname(__FILE__) + '/static'

#  get '/example_data.json' do
#    content_type :json
#    [-1, 2, 4, -7, -9].to_json
#  end
  
  get '/' do
    slim :index
  end

  def copyright_holders
    "FIXME: Your Name(s)..."
  end
  
  # Set the first year you started working on this app. The copyright will then go from then to current year.
  def first_year
    2012
  end

  def year
    current_year = Time.now.year
    if current_year != first_year
      "#{first_year}-#{current_year}"
    else
      "#{first_year}"
    end
  end

end

if __FILE__ == $0
  WAppGuiServer.run! :port => 4000
end