better db structure, plus notes

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/Ultramarine/Model/Collection.pm6 b/lib/Ultramarine/Model/Collection.pm6
index 449e7ed..e894f1c 100644
--- a/lib/Ultramarine/Model/Collection.pm6
+++ b/lib/Ultramarine/Model/Collection.pm6
@@ -23,13 +23,16 @@ class Ultramarine::Model::Collection {
             when $path ~~ Ultramarine::Model::DirScanner::EndOfScan {
                 # we should use this to check that all the files in
                 # the db have been seen, and delete those that haven't
+                #
+                # calling db.remove-unseen-files, plus db.remove-empty
                 $!mark-ready.keep(True);
             }
             when $path ~~ IO::Path & :f {
                 my $mtime = $path.modified.floor;
+                # call db.ensure-song and db.seen-file
                 unless $.db.is-up-to-date(:$path,:$mtime) {
                     my %metadata = $.file-class.new(:$path).metadata;
-                    $.db.set-song(:$path,:$mtime,:%metadata) if %metadata.keys;
+                    $.db.ensure-song(:$path,:$mtime,:%metadata) if %metadata.keys;
                 }
             }
         }