89 lines
2.0 KiB
Perl
89 lines
2.0 KiB
Perl
package BurguillosInfo::Ads;
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use v5.36.0;
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use strict;
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use warnings;
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use feature 'signatures';
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use List::AllUtils qw/none/;
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use Moo;
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use Module::Pluggable
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search_path => ['BurguillosInfo::Ads'],
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instantiate => 'instance',
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on_require_error => sub ( $plugin, $error ) {
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die $error;
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};
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{
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my @array_ads;
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sub _array ($self) {
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if ( !scalar @array_ads ) {
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$self->_populate_array;
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}
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return [@array_ads];
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}
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sub _populate_array ($self) {
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@array_ads = $self->plugins();
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for my $ad (@array_ads) {
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$self->_check_ad_valid($ad);
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}
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@array_ads = sort { $self->_order_two_ads( $a, $b ); } @array_ads;
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}
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}
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sub _order_two_ads ( $self, $a, $b ) {
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my $by_order = $a->order <=> $b->order;
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if ($by_order) {
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return $by_order;
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}
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my $by_alpha = $a->id cmp $b->id;
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return $by_alpha;
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}
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sub get_next ( $self, $current_ad_number = undef ) {
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my $array = $self->_array;
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if ( !scalar @$array
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|| none { $_->is_active } @$array )
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{
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return { continue => 0, current_ad_number => undef };
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}
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if ( !defined $current_ad_number ) {
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$current_ad_number = 0;
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}
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my $ad = $array->[$current_ad_number];
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if ( !$ad->is_active ) {
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return $self->get_next( $self->_get_next_number($current_ad_number) );
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}
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return {
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ad => $ad,
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continue => 1,
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current_ad_number => $self->_get_next_number($current_ad_number),
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};
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}
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sub _get_next_number ( $self, $current_ad_number = undef ) {
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my $array = $self->_array;
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if ( !scalar @$array ) {
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return undef;
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}
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if ( !defined $current_ad_number ) {
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return 0;
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}
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if ( ++$current_ad_number > ( scalar @$array ) - 1 ) {
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return 0;
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}
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return $current_ad_number;
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}
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sub _check_ad_valid ( $self, $ad ) {
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if ( !$ad->does('BurguillosInfo::Ad') ) {
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die "$ad does not implement BurguillosInfo::Ad.";
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}
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}
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1;
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