Replace multiserache by scope search

app/models/p_product_ref.rb

@@ -1,6 +1,7 @@
 class PProductRef < ApplicationRecord
-  belongs_to :p_product
 
+  belongs_to :p_product
+  has_one :s_brand, through: :p_product
   has_many :p_customer_cats, :through => :p_product
 
   has_many :p_product_features
@@ -48,6 +49,17 @@ class PProductRef < ApplicationRecord
     :actions => {:name => "Actions", :reorder => false}
   }
   
+  include PgSearch::Model
+  pg_search_scope :global_search,
+    against: :cc_name,
+    associated_against: {
+      s_brand: [ :code, :name ],
+      p_product: [:code],
+      p_product_color: [:name, :color]
+    },
+    using: {
+      tsearch: { prefix: true }
+    }
 
   def not_imported?
     if !self.p_product or !self.p_product.imported

db/migrate/20210928122901_create_pg_search_documents.rb

@@ -1,17 +0,0 @@
-class CreatePgSearchDocuments < ActiveRecord::Migration[6.0]
-  def up
-    say_with_time("Creating table for pg_search multisearch") do
-      create_table :pg_search_documents do |t|
-        t.text :content
-        t.belongs_to :searchable, polymorphic: true, index: true
-        t.timestamps null: false
-      end
-    end
-  end
-
-  def down
-    say_with_time("Dropping table for pg_search multisearch") do
-      drop_table :pg_search_documents
-    end
-  end
-end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_09_28_122901) do
+ActiveRecord::Schema.define(version: 2021_09_07_083709) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -2125,15 +2125,6 @@ ActiveRecord::Schema.define(version: 2021_09_28_122901) do
     t.index ["admin_id"], name: "idx_54659_index_partitions_on_admin_id"
   end
 
-  create_table "pg_search_documents", force: :cascade do |t|
-    t.text "content"
-    t.string "searchable_type"
-    t.bigint "searchable_id"
-    t.datetime "created_at", precision: 6, null: false
-    t.datetime "updated_at", precision: 6, null: false
-    t.index ["searchable_type", "searchable_id"], name: "index_pg_search_documents_on_searchable_type_and_searchable_id"
-  end
-
   create_table "portlets", force: :cascade do |t|
     t.bigint "block_id"
     t.bigint "content_id"