add tags autocomplete

app/controllers/tags_controller.rb

@@ -0,0 +1,15 @@
+class TagsController < ApplicationController
+	def index
+	end
+
+	def autocomplete
+		tags = Project.tag_counts.limit 8
+		tags = tags.where('name like ?', "%#{params[:term]}%") unless params[:term].blank?
+		tags = tags.map {|t| t.name}
+
+		respond_to do |format|
+			format.json { render json: tags}
+		end
+	end
+
+end

app/views/projects/_form.html.haml

@@ -57,9 +57,19 @@
   $(function(){
     var tag_field = $('#tag_field').tagify();
 
+
+    tag_field.tagify('inputField').autocomplete({
+        source: '/tags/autocomplete.json',
+        position: { of: tag_field.tagify('containerDiv') },
+        close: function(event, ui) { tag_field.tagify('add'); },
+    });
+
+
     $('form').submit( function() {
       var tag_field = $('#tag_field')
          tag_field.val( tag_field.tagify('serialize') );
          return true;
     });
+
+
   })  

app/views/tags/autocomplete.html.haml

@@ -0,0 +1,2 @@
+%h1 Tags#autocomplete
+%p Find me in app/views/tags/autocomplete.html.haml

app/views/tags/index.html.haml

@@ -0,0 +1,2 @@
+%h1 Tags#index
+%p Find me in app/views/tags/index.html.haml