File Coverage

blib/lib/Games/Bowling/Scorecard/AsText.pm

Criterion	Covered	Total	%
statement	43	43	100.0
branch	38	38	100.0
condition	10	10	100.0
subroutine	6	6	100.0
pod	1	1	100.0
total	98	98	100.0

use strict;
use warnings;
package Games::Bowling::Scorecard::AsText;
{
  $Games::Bowling::Scorecard::AsText::VERSION = '0.105';
}
# ABSTRACT: format a bowling scorecard as text


use Carp ();

sub card_as_text {
  my ($self, $card) = @_;

  my $hdr = '+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+';
  my $balls  = '';
  my $scores = '';

  my @frames = $card->frames;
  INDEX: for my $i (0 .. 8) {
    my $frame = $frames[ $i ];
    unless ($frame) {
      $_  .= '|     ' for $balls, $scores;
      next INDEX;
    }

    $balls .= sprintf '| %s ', $self->_two_balls($frame->balls);

    my $score = $card->score_through($i + 1);
    $scores .= defined $score
             ? sprintf '| %3u ', $score
             : '|     ';
  }

  TENTH: for (1) {
    my $frame = $frames[ 9 ];

    unless ($frame) {
      $_ .= '|       |' for $balls, $scores;
      last TENTH;
    }

    $balls .= sprintf '| %s |', $self->_three_balls($frame->balls);

    my $score = $card->score_through(10);

    $scores .= defined $score
             ? sprintf '|   %3u |', $score
             : '|       |';
  }

  return "$hdr\n"
       . "$balls\n"
       . "$scores\n";
}

sub _two_balls {
  my ($self, $b1, $b2) = @_;

  return '   ' unless defined $b1;

  sprintf '%s %s',
    $b1 == 10 ? 'X' : $b1 || '-',
    $b1 == 10 ? ' ' : defined $b2 ? $b1 + $b2 == 10 ? '/' : $b2 || '-' : ' ';
}

sub _three_balls {
  my ($self, $b1, $b2, $b3) = @_;

  return '     ' unless defined $b1;

  if ($b1 == 10) {
    return 'X    ' unless defined $b2;

    return sprintf 'X X %s', defined $b3 ? $b3 == 10 ? 'X' : $b3 || '-' : ' '
      if $b2 == 10;

    return sprintf 'X %s', $self->_two_balls($b2, $b3);
  } elsif (not defined $b2) {
    return sprintf '%s    ', $b1 || '-';
  } elsif ($b1 + $b2 == 10) {
    return sprintf '%s %s',
      $self->_two_balls($b1, $b2),
      defined $b3 ? $b3 == 10 ? 'X' : $b3 || '-' : ' ';
  } else {
    return sprintf '%s  ', $self->_two_balls($b1, $b2);
  }
}

300;

__END__