require 'rubygems'
# ENV['GEM_HOME'] = '/Users/karlbright/.rvm/gems/jruby-1.5.2'
# ENV['GEM_PATH'] = '/Users/karlbright/.rvm/gems/jruby-1.5.2'
require 'active_record'
require 'ruby-processing'

ActiveRecord::Base.establish_connection(
  :adapter => 'jdbc',
  :driver => 'org.postgresql.Driver',
  :url => 'jdbc:postgresql://localhost/twetter',
  :username => 'karlbright'
)

class Relation < ActiveRecord::Base
end

puts Relation.find(:all).inspect

class DisplayRelationships < Processing::App

  class << self
    def randomX
      randomFromRange(20,700)
    end

    def randomY
      randomFromRange(20,395)
    end

    def randomFromRange(rangeStart,rangeEnd)
      return rangeStart + rand(rangeEnd - rangeStart)
    end
  end

  def setup
    @relationships, @people = [], []
    background 0
    fill 255
    no_loop
    no_stroke
    smooth
  end

  def draw
    # Relations.find(:all).each do |relation|
      # createPeople([relation.user_name]) unless @people.include? relation.user_name
      # createPeople([relation.follower_name]) unless @People.include? relation.follower_name
      # createRelationship(relation.user_name,relation.follower_name)
    # end
  end

  private

  def createPeople(people)
    people.each { |name| @people << Person.new(name) }
  end

  def createRelationship(person1, person2)
    Relationship.new(findPerson(person1),findPerson(person2))
  end

  def findPerson(name)
    @people.find { |person| person.name == name }
  end

end

class Person
  attr_accessor :name, :font, :x, :y

  LABEL_FONT = 'Helvetica'
  LABEL_SIZE = 10
  CIRCLE_HEIGHT = 10
  CIRCLE_WIDTH = 10

  def initialize(name,x=DisplayRelationships.randomX,y=DisplayRelationships.randomY)
    @name = name
    @x = x
    @y = y
    @font = $app.create_font(LABEL_FONT,LABEL_SIZE)
    $app.text_font(@font)
    drawCircle
    drawLabel
  end

  private

  def drawCircle
    $app.ellipse(@x,@y,CIRCLE_HEIGHT,CIRCLE_WIDTH)
  end

  def drawLabel
    $app.text(@name,@x+ 10,@y)
  end

end

class Relationship
  attr_reader :person1, :person2

  def initialize(person1,person2)
    @person1, @person2 = person1, person2
    drawLine
  end

  private

  def drawLine
    $app.stroke 255, 100
    $app.line(@person1.x,@person1.y,@person2.x,@person2.y)
  end

end


DisplayRelationships.new :title => "Display Relationships", :width => 720, :height => 415