delete code, untested

app/models/merged/card.rb

@@ -10,11 +10,7 @@ module Merged
     fields  :index , :section_id,  :id , :text , :header, :image
 
     def template_style
-      @section.card_template
-    end
-
-    def destroy
-      @section.remove_card( self)
+      section.card_template
     end
 
     def move_up
@@ -33,12 +29,6 @@ module Merged
       section.cards.where(index: index + 1).first
     end
 
-    def save
-      super
-      data = Card.all.collect {|obj| obj.attributes}
-      File.write( Card.full_path , data.to_yaml)
-    end
-
     def set_index(index)
       @index = index
     end
@@ -47,6 +37,27 @@ module Merged
       CardStyle.find_by_template( section.card_template)
     end
 
+    def destroy
+      delete
+      Card.save_all
+    end
+
+    def delete(reindex = true)
+      Card.delete( self.id )
+      section.reset_index if reindex
+    end
+
+    def save
+      super
+      Card.save_all
+    end
+
+    def self.save_all
+      data = Card.the_private_records.collect {|obj| obj.attributes}
+      File.write( Card.full_path , data.to_yaml)
+      Card.reload
+    end
+
     def self.new_card(card_template , section_id , index)
       data = { section_id: section_id , index: index}
       CardStyle.find_by_template( card_template ).fields.each do |key|

app/models/merged/page.rb

@@ -25,11 +25,6 @@ module Merged
       Page.new(name)
     end
 
-    def self.destroy( page )
-      @@all.delete(page.name)
-      File.delete(Rails.root.join(Page.cms_root , page.name + ".yaml"))
-    end
-
     def new_section(section_template)
       section_template = "section_spacer" if section_template.blank?
       section_data = Section.build_data(section_template)
@@ -54,11 +49,36 @@ module Merged
       @content[0]["template"]
     end
 
-    def save
-      super
-      data = Page.all.collect {|obj| obj.attributes}
-      File.write( Page.full_path , data.to_yaml)
+    def reset_index
+      sections.each_with_index{|section, index| section.index = index + 1}
     end
 
+    def destroy
+      has_sections , has_cards = delete()
+      Page.save_all
+      if has_sections > 0
+        Section.save_all
+        Card.save_all if has_cards > 0
+      end
+    end
+
+    def delete
+      has_sections = sections.length
+      has_cards = 0
+      sections.each {|section| has_cards += section.delete(false) }
+      Page.delete( self.id )
+      [has_sections , has_cards]
+    end
+
+    def save
+      super
+      Page.save_all
+    end
+
+    def self.save_all
+      data = Page.the_private_records.collect {|obj| obj.attributes}
+      File.write( Page.full_path , data.to_yaml)
+      Page.reload
+    end
   end
 end

app/models/merged/section.rb

@@ -66,13 +66,6 @@ module Merged
       page.sections.where(index: index + 1).first
     end
 
-
-    def save
-      super
-      data = Section.all.collect {|obj| obj.attributes}
-      File.write( Section.full_path , data.to_yaml)
-    end
-
     def self.build_data(template)
       data = { "template" => template , "id" => SecureRandom.hex(10) }
       style = SectionStyle.sections[ template ]
@@ -86,5 +79,34 @@ module Merged
       data
     end
 
+    def reset_index
+      cards.each_with_index{|card, index| card.index = index + 1}
+    end
+
+    def destroy
+      has_cards = delete()
+      Section.save_all
+      Card.save_all if has_cards > 0
+    end
+
+    def delete( reindex = true )
+      has_cards = cards.length
+      cards.each {|card| card.delete(false) }
+      Section.delete( self.id )
+      page.reset_index if reindex
+      has_cards
+    end
+
+    def save
+      super
+      Section.save_all
+    end
+
+    def self.save_all
+      data = Section.the_private_records.collect {|obj| obj.attributes}
+      File.write( Section.full_path , data.to_yaml)
+      Section.reload
+    end
+
   end
 end

app/models/merged/section_style.rb

@@ -5,7 +5,7 @@ module Merged
     fields  :template , :text , :header, :fields , :cards
 
     def has_cards?
-      cards == true
+      cards
     end
 
     def section_preview