#!/usr/bin/perl -w
#
#	IRBOX, an Ivy driver for infra-red remote controls
#
#	Copyright 1998-1999 
#	Centre d'Etudes de la Navigation Aerienne
#
#	Authors: Johnny Accot <accot@cenatoulouse.dgac.fr>
#		Stephane Chatty <chatty@cenatoulouse.dgac.fr>
#
#	A utility for creating code tables from an RCA programmable remote
#
#	$Id$
#
#	Please refer to file version.h for the
#	copyright notice regarding this software
#

$SIG{HUP} = $SIG{INT} = $SIG{KILL} = 'Quit';

use strict;
use Ivy;
use File::Basename;

$| = 1;

my @vcrkeys = ('power', 'channel up', 'channel down', 'rew', 'play', 'ff', 'rec', 'stop', 'pause');
my @tvkeys = ('mute', 'power', 'volume up', 'volume down', 'channel up', 'channel down');
my @cablekeys = ('power', 'channel up', 'channel down');

my %typekeys = ('VCR', \@vcrkeys, 'TV', \@tvkeys, 'CABLE', \@cablekeys);

my $me = basename ($0);
die ("Usage: $me [<brand:class:id>] [RCA mode number]\n") unless @ARGV < 3;


# retrieve various IR control identification items

my ($id, $mode) = @ARGV;

if (!defined $id) {
    print "ID of the IR remote control (eg: Sony:VCR:1)?  ";
    chop ($id = <>);
}

my ($brand, $type, $num) = split (':', $id, 3);

if (!defined ($brand) || !defined ($type)) {
  die "Brand and type must be defined";
}


my $comment;
$comment = "# obtained on an RCA SystemLink 3 in $type mode $mode" if (defined $mode);

# we only handle types we know

if (!defined ($typekeys{$type})) {
  die "Type $type unknown\n";
}

#
# OK, let's go
#

# first, prepare to receive key presses from Ivy bus

my $host = 'nebul';
Ivy::bindRegexp ("[a-z]*\.IRBOX unknown code ([0-9]+ [0-9]+ [0-9]+ [0-9]+ [0-9]+ [0-9]+)", [\&ReceiveCode]);
Ivy::bindRegexp ("[a-z]*\.IRBOX Down (.*)", [\&PrintCode]);


Ivy::start (-loopMode => 'LOCAL',
	    -appName => 'IR Remote Control Map dumper',
	    -broadcastPort => 2019);


# then create list of keys the user will have to press,
# and ask for the first one

my @keylist = @{$typekeys{$type}};
my %table;

my $key = shift @keylist;
print "Please press on '$key'...";

# then loop

Ivy::mainLoop ();

&Dump();
exit 1;


my $lastcode = "000";
 
sub ReceiveCode {
    my $code = $_[1];

    if (defined $lastcode and $code eq $lastcode) {
      print "(mmm...  previous key had autorepeat!) ...";
      return;
    }
    $lastcode = $code;

    print "ok, code = $code\n";
    $table{$key} = $code;
    $key = shift @keylist;
    if (defined $key) {
      print "Please press on '$key'...";
    } else {
      print "Done, thank you\n";

      # should exit loop, but Ivy does not allow that
      # Ivy::stop ();
      # So, let's be brutal!
      Dump ();
      exit 1;
    }
}

sub PrintCode {
  my $name = $_[1];
  print "$name\n";
}

sub Quit {
  Ivy::stop ();
  exit 1;
}

sub Dump {
    my $lowbrand = $brand;
    $lowbrand =~ tr/[A-Z]/[a-z]/;
    my $brandnum;
    if (defined ($num)) {
      $brandnum = "$brand $num";
    } else {
      $brandnum = $brand;
      $num = "";
    }
    my $filename = "$lowbrand$type$num.ir";
    print "Saving table $filename\n";

    if (-s "$filename") {
	my $choice;
	print "File $filename exists... Overwrite? (y/[n]) ";
	chop ($choice = <>);
	until ($choice eq 'y' or $choice eq 'n') {
	    print "Please answer by 'y' or 'n': ";
	    chop ($choice = <>);
	}
	die ("Aborting.\n") if $choice eq 'n';
    }

    open Table, ">$filename";
    print Table "name $brand$type$num\n";
    print Table "type: $type\n";
    print Table "\n";
    print Table "brand: $brandnum\n";
    print Table "brand: RCA SystemLink 3 [mode $mode]\n" if defined $mode;
    print Table "\n$comment\n" if defined $comment;
    print Table "\n";

    foreach my $key (@{$typekeys{$type}}) {
	print Table "$key:\t$table{$key}\n";
    }
    close Table;

    exit;

}