Moving bike model to the bikes table

Leaving the bike_models table and bikes.bike_model_id column as a backup.

app/components/bikes.rb

@@ -10,7 +10,7 @@ class Bikes < Netzke::Basepack::Grid
       { :name => :shop_id, :text => 'Shop ID'},
       :serial_number,
       { :id => :bike_brand__brand, :name => :bike_brand__brand, :text => 'Brand'},
-      { :id => :bike_model__model, :name => :bike_model__model, :text => 'Model',
+      { :name => :model, :text => 'Model',
         :scope => lambda { |rel|
                     if session[:selected_bike_brand_id]
                       rel.where(:bike_brand_id => session[:selected_bike_brand_id])
@@ -43,7 +43,7 @@ class Bikes < Netzke::Basepack::Grid
     # :field_label MUST be defined in order for search to work
     [
       { :name => :bike_brand__brand, :field_label => 'Brand' },
-      { :name => :bike_model__model, :field_label => 'Model'},
+      { :name => :model, :field_label => 'Model'},
       { :name => :shop_id, :field_label => 'Shop ID'},
       { :name => :serial_number, :field_label => 'Serial Number'},
       { :name => "color", :xtype => "xcolorcombo"},

app/components/bikes/javascripts/init_component.js

@@ -6,7 +6,6 @@
     //due to Netzke bug, :min_chars attribute doesn't work
     var min_char_columns = [
       "bike_brand__brand",
-      "bike_model__model",
       "bike_style__style",
       "bike_condition__condition",
       "bike_purpose__purpose"]

app/models/bike.rb

@@ -1,6 +1,6 @@
 class Bike < ActiveRecord::Base
   acts_as_loggable
-  attr_accessible :shop_id, :serial_number, :bike_brand_id, :bike_model_id, :color, :bike_style_id, :seat_tube_height,
+  attr_accessible :shop_id, :serial_number, :bike_brand_id, :model, :color, :bike_style_id, :seat_tube_height,
     :top_tube_length, :wheel_size, :value, :bike_condition_id, :bike_purpose_id
 
   has_many :transactions
@@ -8,15 +8,14 @@ class Bike < ActiveRecord::Base
   has_one :owner, :class_name => 'User'
   has_one :task_list, :as => :item, :dependent => :destroy
   belongs_to :bike_brand
-  belongs_to :bike_model
   belongs_to :bike_style
   belongs_to :bike_condition
   belongs_to :bike_purpose
 
   validates :shop_id, :presence => true, :uniqueness => true, :length => { :minimum => 3 }
   validates :serial_number, :length => { :minimum => 3 }
+  validates :model, :length => { :maximum => 50 }
   validates :bike_brand_id, :presence => true
-  validates :bike_model_id, :presence => true
   validates :color, :presence => true
   validates :bike_style_id, :presence => true
   validates :seat_tube_height, :presence => true
@@ -34,10 +33,6 @@ class Bike < ActiveRecord::Base
     self.bike_brand
   end
 
-  def model
-    self.bike_model
-  end
-
   def style
     self.bike_style
   end

app/models/bike_model.rb

@@ -1,7 +1,6 @@
 class BikeModel < ActiveRecord::Base
   attr_accessible :model, :bike_brand_id
 
-  has_many :bikes
   belongs_to :bike_brand
 
   default_scope order('model ASC')

db/migrate/20130902201853_add_model_to_bike.rb

@@ -0,0 +1,10 @@
+class AddModelToBike < ActiveRecord::Migration
+  def change
+    add_column :bikes, :model, :string
+    change_column :bikes, :bike_model_id, :integer, :null => true
+    Bike.all.each do |bike|
+      bike.model = BikeModel.find_by_id(bike.bike_model_id).model
+      bike.save
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20130902164600) do
+ActiveRecord::Schema.define(:version => 20130902201853) do
 
   create_table "bike_actions", :force => true do |t|
     t.string   "action",     :limit => 128, :null => false
@@ -49,7 +49,7 @@ ActiveRecord::Schema.define(:version => 20130902164600) do
   create_table "bikes", :force => true do |t|
     t.string   "serial_number"
     t.integer  "bike_brand_id",     :null => false
-    t.integer  "bike_model_id",     :null => false
+    t.integer  "bike_model_id"
     t.string   "color"
     t.integer  "bike_style_id",     :null => false
     t.float    "seat_tube_height"
@@ -61,6 +61,7 @@ ActiveRecord::Schema.define(:version => 20130902164600) do
     t.datetime "created_at",        :null => false
     t.datetime "updated_at",        :null => false
     t.string   "shop_id"
+    t.string   "model"
   end
 
   add_index "bikes", ["shop_id"], :name => "index_bikes_on_shop_id", :unique => true