#!/usr/bin/perl

use strict;
use Irssi;
use vars qw($VERSION %IRSSI);

$VERSION="0.2.2";

%IRSSI = (
	authors 	=> "#hack.se",
	name		=> "iMOCP",
	description	=> "iMOCP makes it possible to control mocp via Irssi. Use the /mocp command. See \"/mocp help\" for documentation",
);

#Print out the load status to the status list
Irssi::print("* $IRSSI{name} $VERSION successfully loaded!\n* Author: $IRSSI{authors}\n* $IRSSI{description}\n");

#########
# DOCUMENTATION
#########
#
# iMOCP is a script that make Irssi able to talk with MOCP. Put the script in ~/.irssi/scripts or
# ~/.irssi/scripts/autorun to make it autoload, when you start Irssi. If you dosen't use the autorun folder
# then you have to load iMOCP with this command:
#
#	/script load imocp.pl
#
# iMOCP commands:
# /mocp play	- Play track
# /mocp pause	- Pause track
# /mocp p	- Toggle between play and pause
# /mocp next	- Play next track
# /mocp n
# /mocp prev	- Play previous track
# /mocp b
# /mocp info	- Display track information i status window
# /mocp i
# /mocp npf	- Print now playing filename to channel.
# /mocp np	- Print current track title to
#		chat window. This only supports
#		id3-tag yet.
#
#########

#########
# CHANGELOG
#########
#
# 0.2.2:
# * Play / pause bug fixed thanks Curium for bugreport!
#
# 0.2.1:      
# * Fixed bug that caused iMOCP to crash.
# * Added /mocp help, command to display all functions
# * Created a changelog
#
#
# 0.2:        
# * Added more bindings to mocp.
# * Fixed stop-play problem
# * Added support for toggle between play and pause
#
########

# Display help
sub mocp_help {
	Irssi::print("iMOCP commands:");
	Irssi::print("/mocp play     - Play track");
	Irssi::print("/mocp pause    - Pause track");
	Irssi::print("/mocp p        - Toggle between play and pause");
	Irssi::print("/mocp next     - Next track");
	Irssi::print("/mocp n        - Next track");
	Irssi::print("/mocp prev     - Previous track");
	Irssi::print("/mocp b        - Previous track");
	Irssi::print("/mocp np       - Print out current track in channel, title by ID3 tag");
	Irssi::print("/mocp npf      - Print out current track in channel, filename");
	Irssi::print("/mocp info     - Information about the current track");
	Irssi::print("/mocp i        - Information about the current track");
	Irssi::print("/mocp help     - Display this help");
}


# Fetch title
sub mocp_np {
	my ($data, $server, $item) = @_;

	my $info=`mocp -i`;
	my($title) = $info =~ /^Title: (.*?)\n/ms;

	if ($title == "") {
		my($title) = $info =~ /^File: (.*?)\n/ms;
	}

	# These are the text's that should be shown before and after the filename in the output
        my $msg_first = 'np: ';
	my $msg_last = '';

	if ($item && ($item->{type} eq "CHANNEL" || $item->{type} eq "QUERY")) {
		$item->command("MSG ".$item->{name}." $msg_first\'$title\'$msg_last");
	} else {
		Irssi::print("Hey, c'mon idiot! You're not in an channel!");
	}
}

# Fetch now playing file
sub mocp_npf {
	my ($data, $server, $item) = @_;

	my $info=`mocp -i`;
	my($title) = $info =~ /^File: (.*?)\n/ms;

	my @arr = split('/',$title);

	# These are the text's that should be shown before and after the filename in the output
        my $msg_first = 'np: ';
	my $msg_last = ' - moc 2.4.0';

	if ($item && ($item->{type} eq "CHANNEL" || $item->{type} eq "QUERY")) {
		$item->command("MSG ".$item->{name}." $msg_first\'@arr[scalar(@arr) - 1]\'$msg_last");
	} else {
		Irssi::print("Hey, c'mon idiot! You're not in an channel!");
	}
}

# Switch to the next song
sub mocp_next {
	my ($data, $server, $item) = @_;

	my $next=`mocp -f`;
	Irssi::print("iMOCP: Switching to next song");
}

# Switch to prev song
sub mocp_prev {
	my ($data, $server, $item) = @_;

	my $next=`mocp -r`;
	Irssi::print("iMOCP: Switching to previous song");
}

# Fetch song info
sub mocp_info {
	my ($data, $server, $item) = @_;

	my $info=`mocp -i`;
	
	Irssi:print("iMOCP:\n*****\n".$info."\n*****");

}

# Play or pause the music
sub mocp_play_pause {
	my ($data, $server, $item) = @_;

	my $next=`mocp -G`;
	Irssi::print("iMOCP: Play/pause");
}

# Stop the music
#sub mocp_stop {
#	my ($data, $server, $item) = @_;
#
#	my $next=`mocp -s`;
#	Irssi::print("iMOCP: Stop");
#}

# This is used to bind the mocp command the the fetch function
Irssi::command_bind 'mocp' => sub {
    	my ( $data, $server, $item ) = @_;
        $data =~ s/\s+$//g;
	Irssi::command_runsub ('mocp', $data, $server, $item ) ;
};

# Handle subactions
Irssi::signal_add_first 'default command mocp' => sub {
	# If unknown subcommand
	Irssi::print("iMOCP: Unknown command, \"/mocp help\" might give you a clue!");
};

# Bindings
Irssi::command_bind('mocp np', 'mocp_np');
Irssi::command_bind('mocp npf', 'mocp_npf');
Irssi::command_bind('mocp next', 'mocp_next');
Irssi::command_bind('mocp n', 'mocp_next');
Irssi::command_bind('mocp prev', 'mocp_prev');
Irssi::command_bind('mocp b', 'mocp_prev');
Irssi::command_bind('mocp play', 'mocp_play_pause');
Irssi::command_bind('mocp p', 'mocp_play_pause');
Irssi::command_bind('mocp pause', 'mocp_play_pause');
Irssi::command_bind('mocp info', 'mocp_info');
Irssi::command_bind('mocp i', 'mocp_info');
Irssi::command_bind('mocp help', 'mocp_help');