1 files changed, 14 insertions, 4 deletions
diff --git a/lib/GridFiller/Status.pm b/lib/GridFiller/Status.pm
index 4f55c6f..b14f870 100644
--- a/lib/GridFiller/Status.pm
+++ b/lib/GridFiller/Status.pm
@@ -6,6 +6,7 @@ use List::MoreUtils qw(uniq);
 use GridFiller::Types qw(WordListT GridStatusT);
 use GridFiller::Constants ':all';
 use Carp;
+use feature 'switch';
 
 with 'MooseX::Log::Log4perl';
 
@@ -30,7 +31,7 @@ around BUILDARGS => sub {
     my ($orig, $class, $args, @rest) = @_;
 
     if (exists $args->{words} && exists $args->{grid}) {
-        $args->{words_to_use} = _munge_words_to_use(delete $args->{words});
+        $args->{words_to_use} = _munge_words_to_use(delete $args->{words},$args);
         $args->{grid_status} = _munge_grid_status(delete $args->{grid});
     }
 
@@ -38,13 +39,22 @@ around BUILDARGS => sub {
 };
 
 sub _munge_words_to_use {
-    my $words=shift;
+    my ($words,$args) = @_;
     # clone initial word list
-    return [ shuffle uniq @$words ];
+
+    my $mode = delete $args->{mode} || 'random';
+
+    given ($mode) {
+        when ('random') { return [ shuffle uniq @$words ] }
+        when ('given') { return [ uniq @$words ] }
+        when ('longest') { return [ sort {length($b) <=> length($a)} uniq @$words ] }
+        when ('shortest') { return [ sort {length($a) <=> length($b)} uniq @$words ] }
+        default { croak "Unknown mode $mode" }
+    }
 }
 
 sub _munge_grid_status {
-    my $grid=shift;
+    my ($grid) = @_;
     return [
             map {
                 [