Make bookmark reminders a bit smarter

app/repos/post_repo.rb

@@ -1,16 +1,28 @@
+require "time_math"
+
 module Adamantium
   module Repos
     class PostRepo < Adamantium::Repo[:posts]
-      def for_reminders(limit:)
+      def recent(limit:)
+        date = Time.now
+
         posts
-          .where(post_type: "bookmark", is_read: false)
+          .where(post_type: "bookmark", is_read: false, published_at: TimeMath.day.advance(date, -7)...TimeMath.day.floor(date))
           .limit(limit)
           .published
-          .combine(:tags)
           .order(Sequel.desc(:published_at))
           .to_a
       end
 
+      def random(limit:, excluding:)
+        posts
+          .where(post_type: "bookmark", is_read: false)
+          .exclude(id: excluding)
+          .limit(limit)
+          .published
+          .order(Sequel.lit("random()"))
+          .to_a
+      end
     end
   end
 end