changes

app/presenters/post_set_presenters/pool.rb

@@ -0,0 +1,32 @@
+module PostSetPresenters
+  class Pool
+    attr_accessor :tag_set_presenter
+
+    def initialize(pool_set)
+      @pool_set = pool_set
+      @tag_set_presenter = TagSetPresenter.new(
+        RelatedTagCalculator.calculate_from_sample_to_array(
+          pool_set.tag_string
+        ).map {|x| x[0]}
+      )
+    end
+    
+    def tag_list_html(template)
+      tag_set_presenter.tag_list_html(template)
+    end
+
+    def post_previews_html(template)
+      html = ""
+
+      if pool_set.posts.empty?
+        return template.render(:partial => "post_sets/blank")
+      end
+
+      pool_set.posts.each do |post|
+        html << PostPresenter.preview(post)
+      end
+
+      html.html_safe
+    end
+  end
+end