##############################################################################
#                                                                            #
#                                MOC                                         #
#                                                                            #
# Perl script for WeeChat.                                                   #
#                                                                            #
# Show info about current song in moc                                        #
#                                                                            #
#                                                                            #
#                                                                            #
# Copyright (C) 2006  Jiri Golembiovsky <golemj@gmail.com>                   #
#                                                                            #
# This program is free software; you can redistribute it and/or              #
# modify it under the terms of the GNU General Public License                #
# as published by the Free Software Foundation; either version 2             #
# of the License, or (at your option) any later version.                     #
#                                                                            #
# This program is distributed in the hope that it will be useful,            #
# but WITHOUT ANY WARRANTY; without even the implied warranty of             #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              #
# GNU General Public License for more details.                               #
#                                                                            #
# You should have received a copy of the GNU General Public License          #
# along with this program; if not, write to the Free Software                #
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,                 #
# MA  02110-1301, USA.                                                       #
#                                                                            #
##############################################################################

weechat::register( "MOCP", "0.2", "", "Show info about current song in moc" );
weechat::add_command_handler(
  "moc",
  moc,
  "Show info about current song in moc",
  "[[-i][-o][-ot]]",
  "-i   show info about current song (default parameter if no other is given)\n" .
  "-o   print results to the current channel as /msg\n" .
  "-ot  print results to the current channel as /me, this parameter overide -o parameter\n" .
  "To set output format use moc_set_format command.\n" .
  "To set another default output type than -i use moc_set_output command.\n",
  "-i|-o|-ot"
);

weechat::add_command_handler(
  "moc_set_format",
  mocSetFormat,
  "Set output format for moc command",
  "format_string",
  "Following combinations will be replaced by apropriate text:\n".
  "  %A - artist\n" .
  "  %B - album\n" .
  "  %F - file name with path\n" .
  "  %H - file name without path\n" .
  "  %J - total time\n" .
  "  %K - current time\n" .
  "  %L - time left\n" .
  "  %M - total seconds\n" .
  "  %N - current seconds\n" .
  "  %S - state\n" .
  "  %T - title\n" .
  "  %U - song title\n" .
  "  %Y - biterate\n" .
  "  %Z - rate\n" .
  "When no format string is setted then current format string is printed.",
  ""
);

weechat::add_command_handler(
  "moc_set_output",
  mocSetOutput,
  "Set default output for moc command",
  "i|o|ot",
  "For more info see help of moc command",
  "i|o|ot"
);

sub info {
  my $i;
  my $res = "";
  my $sout = `mocp -i`;
  my @out = split( "\n", $sout );
  my $format = weechat::get_plugin_config( "outputFormat" );
  if( length( $format ) == 0 ) { $format = "is listening to %T ::: %H"; }
  if( $#out < 2  ) { return ""; }
  for( $i = 0; $i <= $#out; $i++ ) {
    if( ( index( @out[$i], ' ' ) == -1 ) ||
        ( index( @out[$i], ' ' ) == ( length( @out[$i] ) - 1 ) )
    ) {
      @out[$i] = "";
    } else {
      @out[$i] = substr( @out[$i], index( @out[$i], ' ' ) + 1 );
    }
  }
  $i = 0;
  while( $i < length( $format ) ) {
    if( substr( $format, $i, 1 ) eq '%' ) {
      $i++;
      if( substr( $format, $i, 1 ) eq 'A' ) { $res = $res . @out[3]; }
      if( substr( $format, $i, 1 ) eq 'B' ) { $res = $res . @out[5]; }
      if( substr( $format, $i, 1 ) eq 'F' ) { $res = $res . @out[1]; }
      if( substr( $format, $i, 1 ) eq 'H' ) {
        if( index( @out[1], "://" ) > 0 ) {
          $res = $res . @out[1];
        } else {
          $res = $res . substr( @out[1], rindex( @out[1], '/' ) + 1 );
        }
      }
      if( substr( $format, $i, 1 ) eq 'J' ) { $res = $res . @out[6]; }
      if( substr( $format, $i, 1 ) eq 'K' ) { $res = $res . @out[9]; }
      if( substr( $format, $i, 1 ) eq 'L' ) { $res = $res . @out[7]; }
      if( substr( $format, $i, 1 ) eq 'M' ) { $res = $res . @out[8]; }
      if( substr( $format, $i, 1 ) eq 'N' ) { $res = $res . @out[10]; }
      if( substr( $format, $i, 1 ) eq 'S' ) { $res = $res . @out[0]; }
      if( substr( $format, $i, 1 ) eq 'T' ) { $res = $res . @out[2]; }
      if( substr( $format, $i, 1 ) eq 'U' ) { $res = $res . @out[4]; }
      if( substr( $format, $i, 1 ) eq 'Y' ) { $res = $res . @out[11]; }
      if( substr( $format, $i, 1 ) eq 'Z' ) { $res = $res . @out[12]; }
    } else {
      $res = $res . substr( $format, $i, 1 );
    }
    $i++;
  }
  return $res;
}

sub moc {
  my $out;
  my $outType = weechat::get_plugin_config( "outputType" );
  if( length( $outType ) == 0 ) { $outType = 'i'; }
  if( length( $_[1] ) ) { $outType = $_[1]; }
  if( ( $outType ne 'i' ) && ( $outType ne 'o' ) && ( $outType ne 'ot' ) ) {
    weechat::print( "Bad parameter or default output type" );
  }
  $out = info();
  if( $outType eq 'i' ) { weechat::print( $out ); }
  if( $outType eq 'o' ) { weechat::command( $out ); }
  if( $outType eq 'ot' ) { weechat::command( "/me " . $out ); }
  return weechat::PLUGIN_RC_OK;
}

sub mocSetFormat {
  if( length( $_[1] ) ) {
    weechat::set_plugin_config( "outputFormat", $_[1] );
  } else {
    my $format = weechat::get_plugin_config( "outputFormat" );
    if( length( $format ) == 0 ) { $format = "is listening to %T ::: %H"; }
    weechat::print( "Current format is \"$format\"" );
  }
  return weechat::PLUGIN_RC_OK;
}

sub mocSetOutput {
  if( length( $_[1] ) ) {
    if( ( $_[1] eq 'i' ) || ( $_[1] eq 'o' ) || ( $_[1] eq 'ot' ) ) {
      weechat::set_plugin_config( "outputType", $_[1] );
    } else {
      weechat::print( "moc_set_command: bad parameter" );
    }
  } else {
    my $out = weechat::get_plugin_config( "outputType" );
    if( length( $out ) == 0 ) { $out = 'i'; }
    weechat::print( "Default output: $out" );
  }
  return weechat::PLUGIN_RC_OK;
}