From ee69c09aa4cb4e3aea3286fe38fb5c36459103fb Mon Sep 17 00:00:00 2001
From: Andreas Stephanides <andreas.stephanides@gmail.com>
Date: Tue, 3 Mar 2015 20:06:08 +0100
Subject: [PATCH] neuigkeit cache added

---
 app/models/neuigkeit.rb                       | 39 ++++++++++++++++---
 .../20150303172146_add_cache_to_neuigeit.rb   |  7 ++++
 2 files changed, 40 insertions(+), 6 deletions(-)
 create mode 100644 db/migrate/20150303172146_add_cache_to_neuigeit.rb

diff --git a/app/models/neuigkeit.rb b/app/models/neuigkeit.rb
index 19091b0..1dfe1c4 100755
--- a/app/models/neuigkeit.rb
+++ b/app/models/neuigkeit.rb
@@ -13,20 +13,20 @@
 #
 
 class Neuigkeit < ActiveRecord::Base
-  
   attr_accessible :datum, :text, :title, :rubrik_id, :author_id,:picture, :calentries_attributes
   belongs_to :author, :class_name =>'User'
   belongs_to :rubrik, :class_name =>'Rubrik', :foreign_key => "rubrik_id"
-  validates :rubrik, :presence=>true
-  validates :author, :presence=>true
-  translates :title,:text, :versioning=>{:gem=>:paper_trail, :options=>{:fallbacks_for_empty_translations => true}}
-  has_one :calendar, through: :rubrik
+  has_one :calendar, through: :rubrik  
   has_many :calentries, as: :object
   has_many :nlinks   
   has_one :meeting
+
+  validates :rubrik, :presence=>true
+  validates :author, :presence=>true
+  translates :title,:text, :versioning=>{:gem=>:paper_trail, :options=>{:fallbacks_for_empty_translations => true}}
   mount_uploader :picture, PictureUploader
 
-  default_scope  order(:datum).reverse_order  
+  default_scope  order(:cache_order)
   scope :recent, -> { published.limit(10)}
   scope :unpublished, -> {where("datum >= ? OR datum IS NULL", Date.today)}
   scope :public, ->{includes(:rubrik).where("rubriken.public"=>true)}
@@ -89,6 +89,33 @@ class Neuigkeit < ActiveRecord::Base
   def has_calentries?
     !self.calentries.nil? && !self.calentries.empty?
   end
+  def is_event?
+    self.has_calentries?
+  end
+  def update_cache
+    if is_event?
+      unless self.calentries.upcoming.first.nil?
+        self.update_column(:cache_order, (self.calentries.upcoming.first.start.to_date - Date.today).to_i.abs)
+        self.update_column(:cache_relevant_date, self.calentries.upcoming.first.start.to_date)
+      else
+        unless self.calentries.recent.first.nil?
+          self.update_column(:cache_order, (self.calentries.recent.first.start.to_date - Date.today).to_i.abs)
+        self.update_column(:cache_relevant_date, self.calentries.recent.first.start.to_date)
+        end
+      end
+    else
+      unless self.datum.nil?
+        self.update_column(:cache_order, (self.datum.to_date - Date.today).to_i.abs)
+        self.update_column(:cache_relevant_date, self.datum.to_date)
+      else
+        self.update_column(:cache_order,0)
+      end
+    end
+    unless self.published?
+      self.update_column(:cache_order, self.cache_order-14)
+    end
+    self.update_column(:cache_is_published, self.published?)
+  end
   private
   def sanitize
     self.calentries.each do |calentry|
diff --git a/db/migrate/20150303172146_add_cache_to_neuigeit.rb b/db/migrate/20150303172146_add_cache_to_neuigeit.rb
new file mode 100644
index 0000000..17b0a0c
--- /dev/null
+++ b/db/migrate/20150303172146_add_cache_to_neuigeit.rb
@@ -0,0 +1,7 @@
+class AddCacheToNeuigeit < ActiveRecord::Migration
+  def change
+    add_column :neuigkeiten, :cache_order, :integer
+    add_column :neuigkeiten, :cache_is_published, :boolean
+    add_column :neuigkeiten, :cache_relevant_date, :datetime
+  end
+end