# File: IgnoreList.pm
# Authoer: pragma_
#
# Purpose: Manages ignore list.

package PBot::IgnoreList;

use warnings;
use strict;

use vars qw($VERSION);
$VERSION = $PBot::PBot::VERSION;

use Time::HiRes qw(gettimeofday);

sub new {
  if(ref($_[1]) eq 'HASH') {
    Carp::croak("Options to Commands should be key/value pairs, not hash reference");
  }

  my ($class, %conf) = @_;

  my $self = bless {}, $class;
  $self->initialize(%conf);
  return $self;
}

sub initialize {
  my ($self, %conf) = @_;

  my $pbot = delete $conf{pbot};
  if(not defined $pbot) {
    Carp::croak("Missing pbot reference to Channels");
  }

  $self->{pbot} = $pbot;
  $self->{ignore_list} = {};
}

sub add {
  my $self = shift;
  my ($hostmask, $channel, $length) = @_;

  ${ $self->{ignore_list} }{$hostmask}{$channel} = gettimeofday + $length;
}

sub remove {
  my $self = shift;
  my ($hostmask, $channel) = @_;

  delete ${ $self->{ignore_list} }{$hostmask}{$channel};
}

sub check_ignore {
  my $self = shift;
  my ($nick, $user, $host, $channel) = @_;
  $channel = lc $channel;

  my $hostmask = "$nick!$user\@$host"; 

  foreach my $ignored (keys %{ $self->{ignore_list} }) {
    foreach my $ignored_channel (keys %{ ${ $self->{ignore_list} }{$ignored} }) {
      $self->{pbot}->logger->log("check_ignore: comparing '$hostmask' against '$ignored' for channel '$channel'\n");
      if(($channel =~ /$ignored_channel/i) && ($hostmask =~ /$ignored/i)) {
        $self->{pbot}->logger->log("$nick!$user\@$host message ignored in channel $channel (matches [$ignored] host and [$ignored_channel] channel)\n");
        return 1;
      }
    }
  }
  return 0;
}

1;