blob: 1479ef817eff89132ab276f642f2e936792754ca (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
package Bot::Games::Game::Role::CurrentPlayer;
use Bot::Games::OO::Role;
requires 'players', 'num_players', 'add_player';
has current_player => (
is => 'rw',
isa => 'Str',
predicate => 'has_current_player',
command => 1,
);
command previous_player => sub {
my $self = shift;
return unless $self->has_current_player;
return $self->players->[$self->current_player_index - 1];
};
command next_player => sub {
my $self = shift;
return unless $self->has_current_player;
return $self->players->[($self->current_player_index + 1) % $self->num_players];
};
sub current_player_index {
my $self = shift;
for (0..($self->num_players - 1)) {
return $_ if $self->current_player eq $self->players->[$_];
}
return 0;
}
sub maybe_add_player {
my $self = shift;
my ($player) = @_;
if (!grep { $player eq $_ } $self->players) {
if ($self->add_player($player)) {
$self->current_player($player);
}
}
}
no Bot::Games::OO::Role;
1;
|