Replace couchbase counters with drb version

app/models/supplier.rb

@@ -1,6 +1,7 @@
 class Supplier
   include SimplyStored::Couch
   include ActiveModel::SerializerSupport
+  include Supplier::Counters
 
   view :by_confirmation_token, key: :confirmation_token # devise confirmable
   devise :database_authenticatable, :recoverable, :rememberable, :trackable, :registerable, :confirmable
@@ -96,7 +97,7 @@ class Supplier
     self.open = true
     save
   end
-  
+
   def mark_as_closed!
     self.open = false
     save
@@ -128,38 +129,6 @@ class Supplier
     confirmable
   end
 
-  def self.reset_counters!
-    # Set all known counters to zero
-    Qwaiter::Couchbase.design_doc('supplier').counters(reduce: false).each{|counter| Qwaiter::Counter.set counter.key, 0}
-
-    spec = Order.by_supplier_id_and_state(reduce: true, group_level: 2)
-    reset_order_counters_with_spec spec
-  end
-
-  def reset_counters!
-    spec = Order.by_supplier_id_and_state(startkey: [id], endkey: [id, {}], reduce: true, group_level: 2)
-    self.class.reset_order_counters_with_spec spec
-  end
-
-  def self.reset_order_counters_with_spec(spec)
-    # taken from the couch_potato source since we want a model/custom mix here (hmmmm, something that should be fixed in the couchbase version)
-    results = CouchPotato::View::ViewQuery.new(
-      database.couchrest_database,
-      spec.design_document,
-      {spec.view_name => { map: spec.map_function, reduce: spec.reduce_function} },
-      ({spec.list_name => spec.list_function} unless spec.list_name.nil?),
-      spec.language
-    ).query_view!(spec.view_parameters)
-    Array.wrap(results['rows']).each do |result|
-      supplier_id, state = result['key']
-      case state
-      when 'placed' then Qwaiter::Counter.set "supplier_counter:#{supplier_id}:orders_placed", result['value']
-      when 'active' then Qwaiter::Counter.set "supplier_counter:#{supplier_id}:orders_in_process", result['value']
-      end
-    end
-  end
-
-
   # Send confirmation instructions by email
   def send_confirmation_instructions(*args)
     self.confirmation_token = nil if reconfirmation_required?
@@ -183,43 +152,6 @@ class Supplier
     true
   end
 
-  # COUNTER SECTION. Can be a concern in a future
-  def increment_orders_in_process_count!
-    Qwaiter::Counter.incr self.class.orders_in_process_counter_key(id)
-  end
-
-  def increment_orders_placed_count!
-    Qwaiter::Counter.incr self.class.orders_placed_counter_key(id)
-  end
-
-  def decrement_orders_in_process_count!
-    Qwaiter::Counter.decr self.class.orders_in_process_counter_key(id)
-  end
-
-  def decrement_orders_placed_count!
-    Qwaiter::Counter.decr self.class.orders_placed_counter_key(id)
-  end
-
-  def orders_in_process_count
-    Qwaiter::Counter.get self.class.orders_in_process_counter_key(id)
-  end
-
-  def orders_placed_count
-    Qwaiter::Counter.get self.class.orders_placed_counter_key(id)
-  end
-
-  def self.orders_in_process_counter_key(id)
-    "supplier_counter:#{id}:orders_in_process"
-  end
-
-  def self.orders_placed_counter_key(id)
-    "supplier_counter:#{id}:orders_placed"
-  end
-
-  def active_order_count
-    orders_in_process_count + orders_placed_count
-  end
-
   private
 
   def add_section_on_create