package Getopt::Dakkar::Option;
use Getopt::Dakkar::Style qw(class);
use Getopt::Dakkar::OptionValue;
with 'Getopt::Dakkar::Role::Piece';
# VERSION
# ABSTRACT: an option

has can_bundle => ( is => 'ro', isa => Bool, default => 0 );
has parameters => ( is => 'ro', isa => ArrayRef, default => sub { [] } );

sub match($self,$arg) {
    for my $candidate ($self->matching_strings->@*) {
        if (length($candidate)==1) {
            return 1 if $arg eq "-$candidate";
            return 1 if $self->can_bundle && $arg =~ /^-\Q$candidate/;
        }
        else {
            return 1 if $arg eq "--$candidate";
        }
    }
    return 0;
}

sub parse($self,$args,$stash) {
    my $my_option = shift $args->@*;

    # this will need to be extracted and made dependent on the type!

    my %arguments;
    # first, get arguments if needed
    for my $parameter ($self->parameters->@*) {
        my $argument = $parameter->parse($args,$stash);
        $arguments{$argument->name} = $argument;
    }

    # then, remove the option and put the bundle back, if needed
    if ($my_option =~ /^-[^-]{2,}/) { # we're in a bundle
        $my_option =~ s{^-.}{-};
        unshift $args->@*, $my_option;
    }

    my $value = Getopt::Dakkar::OptionValue->new({
        name => $self->name,
        # needs a way to negate a boolean!
        value => %arguments ? \%arguments : 1,
    });

    return $value;
}