File Coverage

blib/lib/JSON/Karabiner.pm

Criterion	Covered	Total	%
statement	106	111	95.5
branch	23	30	76.6
condition	2	3	66.6
subroutine	17	18	94.4
pod	1	3	33.3
total	149	165	90.3

package JSON::Karabiner ;
$JSON::Karabiner::VERSION = '0.018';
use strict;
use warnings;
use JSON;
use Carp;
use File::HomeDir;
use JSON::Karabiner::Rule;

sub new {
  my $class = shift;
  my $title = shift;
  my $file = shift;
  my $opts = shift;

  if ($opts) {
    if (ref $opts ne 'HASH') {
      croak 'Options must be passed as a hash reference.';
    }
  }
  croak 'JSON::Karabiner constructor requires a title for the modification.' if !$title;
  croak 'JSON::Karabiner constructor requires a file name.' if !$file;
  croak 'File names are required to have a .json extenstion' if $file !~ /\.json$/;
  my $home = File::HomeDir->my_home;
  my $self = {
    _file => $file,
    _mod_file_dir => $opts->{mod_file_dir} || "$home/.config/karabiner/assets/complex_modifications/",
    _karabiner => { title => $title, rules => [] },
    _fake_write_flag => 0,
    _rule_obj => '',
  };
  if (!-d $self->{_mod_file_dir}) {
    if ($opts->{mod_file_dir}) {
      croak "The directory you attempted to set with the 'mod_file_dir' option does not exist.\n\n";
    } else {
      croak "The default directory for storing complex modifications does not exist. Do you have Karabiner-Elements installed? Is it installed with a non-standard configuration? Try setting the location of the directory manually with the 'mod_file_dir' option. Consult this module's documentation for more information with using the 'perldoc JSON::Karabiner' command in the terminal.\n\n" unless $ENV{HARNESS_ACTIVE};
    }
  }
  bless $self, $class;
  { no warnings 'once';
    $main::has_delayed_action = '';
    $main::save_to_file_name = '';
  }
  return $self;
}

# used by test scripts
sub _fake_write_file {
  my $s = shift;
  $s->{_fake_write_flag} = 1;
  $s->write_file;
  $s->{_fake_write_flag} = 0;
}

sub write_file {

  my $s = shift;
  my $using_dsl = ((caller(0))[0] eq 'JSON::Karabiner::Manipulator');
  my $file = $s->{_file};
  my $dir = $s->{_mod_file_dir};
  my $destination = $dir . $file;

  if ($using_dsl) {
    my $rule = $s->{_karabiner}{rules};
    if (!%main::saved_manips) {
      %main::saved_manips = ();
      { no warnings 'once'; $main::last_manip_set = ''; }
    }
    foreach my $r (@$rule) {
      my $current_manip_set = $r->{description};
      { no warnings 'once'; $main::manip_sets{$current_manip_set}{description} = $current_manip_set; }
      if (! defined $main::manip_sets{$current_manip_set}{manipulators}) {
        $main::manip_sets{$current_manip_set}{manipulators} = [];
      }
      foreach my $manip ($r->{manipulators}) {
        push @main::saved_manips, @{$manip};
        push @{$main::manip_sets{$current_manip_set}{manipulators}}, @{$manip};
      }
    }

    my $count = 0;
    foreach my $k (sort keys %main::manip_sets) {
      my $manipulators = $main::manip_sets{$k}{manipulators};
      my $description = $main::manip_sets{$k}{description};
      my $new_hash = { manipulators => $manipulators, description => $description };
      $s->{_karabiner}->{rules}[$count++] = $new_hash;

    }

  }
  my $json = $s->_get_json();

  #TODO ensure it works with utf8
  if (!$s->{_fake_write_flag}) {
    open (FH, '>', $destination) or die 'Could not open file for writing.';
    print FH $json;
    close FH;
  }

  print "Your rules were successfully written to:\n\n $destination.\n\nOpen Karabiner-Elements to import the new rules you have generated.\n\nIf your rules do not appear, please report the issue to our issue queue:\n\nhttps://github.com/sdondley/JSON-Karabiner/issues \n\n" unless $ENV{HARNESS_ACTIVE};
}

sub _get_json {
  my $s = shift;
  my $json = JSON->new();
  $json = $json->convert_blessed();
  return $json->canonical->pretty->encode($s->{_karabiner});
}

sub add_rule {
  my $s = shift;
  my $desc = shift;
  croak "No description passed to rule." if !$desc;
  my $rule = JSON::Karabiner::Rule->new($desc);
  $s->_add_rule($rule);
  $s->{_rule_object} = $rule;
  return $rule;
}

sub _add_rule {
  my $s = shift;
  my $rule = shift;
  push @{$s->{_karabiner}{rules}}, $rule;
}

sub _check_if_file_exits {

}

sub _dump_json {
  my $s = shift;
  my $json = JSON->new();
  $json = $json->convert_blessed();

  # suppress validity tests
  $s->{_rule_object}->_disable_validity_tests();

  use Data::Dumper qw(Dumper);
  print Dumper $json->canonical->pretty->encode($s->{_karabiner});

  # renable validity tests
  $s->{_rule_object}->_enable_validity_tests();
}


# ABSTRACT: easy JSON code generation for Karabiner-Elements

1;

__END__