#!/usr/bin/env ruby
require 'rubygems'
#Include the FireWatir file.
 require 'firewatir'

 #include the FireWatir Module.
 include FireWatir

require 'joystick'
require "festivaltts4r"
require 'optparse'
class CatArguments < Hash
 def initialize(args)
	super()
	self[:joystick] = '/dev/input/js0'
	self[:site]= 'skid.org.in/'
	self[:yes_button]='0'
	self[:no_button]='1'
	opts = OptionParser.new do |opts|
		opts.banner = "Usage: #$0 [options]"
		opts.on('-j', '--joystick [STRING]',
			'default is /dev/input/js0') do |s|
			self[:joystick] = s
		end

		opts.on('-l', '--local',
			'to use localhost:3000')	do
				self[:site] = 'localhost:3000/'
		end
		opts.on('-y','--yesbutton [STRING]',
			'to define the yes button') do |s|
			self[:yes_button]=s.to_i
		end
		opts.on('-n','--nobutton [STRING]',
			'to define the no button') do |s|
			self[:no_button]=s.to_i
		end
		opts.on_tail('-h', '--help',
		'display this help and exit') do
			puts opts
			exit
		end
	end

 opts.parse!(args)
 end
end


arguments = CatArguments.new(ARGV)
site=arguments[:site]
yes_button=arguments[:yes_button].to_i
no_button=arguments[:no_button].to_i

# p arguments
tAutoRefresh=5
junk=[]
apps=[]
aindex=0
def go_to (f,st)
	apps ||= ['modules']
	cap ||= apps[0]
	puts "current app: #{cap} going to #{st}"
	f.goto(st)
	page_text=f.text
	if  page_text =~ /say:"(.+)"/
		speak=$1
		speak.to_speech
	end
	t=f.table(:id,/content/)
	p t
	r=t.rows.first
	apps=[]
	r.each do	|cell|
		m=cell.to_s
		apps << m unless m.empty?
	end
	aindex=apps.index(cap) || 0
	p apps
	# p "aindex at loading #{aindex}"
	[Time.now,apps]
end
open('jlog.txt','w') do |wf|
if !Joystick::Device::open(arguments[:joystick]){ |joy|
	puts "Joystick: #{joy.name}",
	"Axes / Buttons : #{joy.axes} / #{joy.buttons}",
	begin
# 		t_release=Time.now
# 		t_clicking=Time.now
# 		long_counter=1
		apps=ARGV
		if apps.empty?
#			apps=["easypic","abcd","words"]
			apps=['modules']
		end
		puts "running applications: #{apps.join(";")}"
		aindex=0 #the index for apps
		cap=apps[aindex] #currently running app
#		th=Thread.new{system('script/server')}
#		sleep(3)
		scrolling_modules=false
		p ff=Firefox.new
		lastupdate,apps=
			go_to(ff,
			"http://#{site}#{cap}/index/stopscroll+nobuttons")
#		selapps=['abcd','easypic','modules']
			# loop forever
		lastupdate=Time.now
		# ignore joystick for the first few secs: noise
		while Time.now - lastupdate < tAutoRefresh
			if joy.pending?
				ev=joy.ev
			end
		end

		loop {
			while joy.pending?
				ev = joy.ev
				wf.puts "n#{ev.num} val #{ev.val} #{lastupdate}"
				if 	(yes_button==ev.num) and
						(ev.val==0)
					if scrolling_modules
						scrolling_modules=false
					else
						lastupdate,apps=
						go_to(ff,"http://#{site}#{cap}/select")
						wf.puts "selected #{cap} from #{apps}"
					end
				elsif (no_button==ev.num) and
						(ev.val==0)
					scrolling_modules= !scrolling_modules
					if scrolling_modules
						aindex=(aindex+1) % apps.size
						cap=apps[aindex]
						lastupdate,apps=go_to(ff,
						"http://#{site}#{cap}/first_time")
					end
				end
				puts "last update #{lastupdate}"
			end
			if ((Time.now-lastupdate)>tAutoRefresh) then
				if scrolling_modules
					aindex=(aindex+1) % apps.size
					cap=apps[aindex]
					lastupdate,junk=go_to(ff,
					"http://#{site}#{cap}/first_time")
				else
					lastupdate,junk= go_to(ff,
					"http://#{site}#{cap}/down")
				end
			end
		}
	ensure
		ff.close unless ff.nil?
#		th.terminate
	end
} then
		puts 'cannot find joystick at /dev/input/js0'
end
end