store all data in memory in preperarion for shallow routes

app/models/merged/card.rb

@@ -4,13 +4,21 @@ module Merged
     include ActiveModel::Conversion
     extend  ActiveModel::Naming
 
+    cattr_reader :all
+    @@all = {}
+
     attr_reader  :content  , :section
 
     def initialize(section , card_data)
       @section = section
       raise "No data #{card_data}" unless card_data.is_a?(Hash)
       @content = card_data
+      raise "No id #{card_data}" unless id.is_a?(String)
+      @@all[self.id] = self
     end
 
+    def id
+      @content['id']
+    end
   end
 end

app/models/merged/image.rb

@@ -4,27 +4,27 @@ module Merged
     include ActiveModel::Conversion
     extend  ActiveModel::Naming
 
-    @@images = {}
+    cattr_reader :all
+    @@all = {}
+
+    def self.load_images()
+      glob = Rails.root.join Image.asset_root + "/*.*"
+      Dir[glob].each do |f|
+        file = f.split("/").last
+        Image.new( file )
+      end
+    end
+
 
     attr_reader :name , :type , :size , :created_at , :updated_at
 
     def initialize(filename)
-      puts "New Image #{filename}"
       @name , @type = filename.split(".")
       file = File.new(Rails.root.join(Image.asset_root,filename))
       @created_at = file.birthtime
       @updated_at = file.ctime
       @size = (file.size/1024).to_i
-    end
-
-    def self.all
-      return @@images unless @@images.empty?
-      dir = Rails.root.join Image.asset_root + "/*.*"
-      Dir[dir].each do |f|
-        file = f.split("/").last
-        self.add( file )
-      end
-      @@images
+      @@all[@name] = self
     end
 
     #save an io with given name (without ending, that is taken from io)
@@ -39,17 +39,12 @@ module Merged
     end
 
     def self.asset_root
-      "app/assets/images/" + root
+      "app/assets/images/" + image_root
     end
 
-    def self.root
+    def self.image_root
       "cms"
     end
 
-    private
-    def self.add(filename)
-      key = filename.split(".").first
-      @@images[key] = Image.new(filename)
-    end
   end
 end

app/models/merged/page.rb

@@ -4,28 +4,34 @@ module Merged
     include ActiveModel::Conversion
     extend  ActiveModel::Naming
 
-    @@root = "cms"
-    @@files = Set.new Dir.new(Rails.root.join(@@root)).children
+    # could be config options
+    def self.cms_root
+      "cms"
+    end
 
-    attr_reader :name , :content
+    cattr_reader :all
+    @@all = {}
+
+    def self.load_pages()
+      files = Set.new Dir.new(Rails.root.join(Page.cms_root)).children
+      files.each do |file|
+        page = Page.new(file)
+      end
+    end
+
+    attr_reader :name , :content , :sections
 
     alias :id  :name
 
-    def persisted?
-      false
-    end
-
-    def initialize file_name
+    def initialize( file_name )
       @name = file_name.split(".").first
-      @content = YAML.load_file(Rails.root.join(@@root , file_name))
-    end
-
-    def sections
-      sections = []
+      @content = YAML.load_file(Rails.root.join(Page.cms_root , file_name))
+      @sections = {}
       @content.each_with_index do |section_data, index|
-        sections << Section.new(self , index,  section_data)
+        section = Section.new(self , index,  section_data)
+        @sections[ section.id] = section
       end
-      sections
+      @@all[@name] = self
     end
 
     def find_section(section_id)
@@ -48,16 +54,12 @@ module Merged
     end
 
     def save
-      file_name = Rails.root.join(@@root , name + ".yaml")
+      file_name = Rails.root.join(Page.cms_root , name + ".yaml")
       File.write( file_name , @content.to_yaml)
     end
 
-    def self.all
-      @@files.collect{ |file| Page.new(file) }
-    end
-
     def self.find(name)
-      Page.new(name + ".yaml")
+      @@all[name]
     end
 
   end

app/models/merged/section.rb

@@ -4,11 +4,10 @@ module Merged
     include ActiveModel::Conversion
     extend  ActiveModel::Naming
 
-    attr_reader :name , :content , :page , :index
+    cattr_reader :all
+    @@all = {}
 
-    def persisted?
-      false
-    end
+    attr_reader :name , :content , :page , :index , :cards
 
     def initialize(page , index , section_data)
       @page = page
@@ -16,8 +15,17 @@ module Merged
       raise "No hash #{section_data}" unless section_data.is_a?(Hash)
       @index = index
       @content = section_data
+      @@all[self.id] = self
+      @cards = {}
+      element = @content["cards"]
+      return if element.nil?
+      element.each do|card_content|
+        card = Card.new(self , card_content)
+        @cards[card.id] = card
+      end
     end
 
+
     def update(key , value)
       return if key == "id" #not updating that
       if(! @content[key].nil? )
@@ -28,12 +36,6 @@ module Merged
       @content[key] = value
     end
 
-    def cards
-      element = @content["cards"]
-      return [] if element.nil?
-      element.collect{|card_content| Card.new(self , card_content)}
-    end
-
     def template
       @content["template"]
     end
@@ -49,10 +51,6 @@ module Merged
       raise "Called"
     end
 
-    def self.all
-      @page.sections
-    end
-
     def self.find(page_name , section_id)
       raise "buggy"
       Page.new(name + ".yaml")