Extract qualifications info to event/kind decorator

refs hitobito/hitobito_sac_cas#262

app/decorators/event/kind_decorator.rb

@@ -0,0 +1,53 @@
+# encoding: utf-8
+
+#  Copyright (c) 2012-2013, Jungwacht Blauring Schweiz. This file is part of
+#  hitobito and licensed under the Affero General Public License version 3
+#  or later. See the COPYING file at the top-level directory or at
+#  https://github.com/hitobito/hitobito.
+
+class Event::KindDecorator < ApplicationDecorator
+  decorates 'event/kind'
+
+  def issued_qualifications_info_for_leaders(quali_date)
+    qualis = qualification_kinds('qualification', 'leader').list.to_a
+    prolongs = qualification_kinds('prolongation', 'leader').list.to_a
+    variables = { until: h.f(quali_date),
+                  model: quali_model_name(qualis),
+                  issued: qualis.join(', '),
+                  prolonged: prolongs.join(', '),
+                  count: prolongs.size }
+
+    translate_issued_qualifications_info(qualis, prolongs, variables)
+  end
+
+  def issued_qualifications_info_for_participants(quali_date)
+    qualis = qualification_kinds('qualification', 'participant').list.to_a
+    prolongs = qualification_kinds('prolongation', 'participant').list.to_a
+    variables = { until: h.f(quali_date),
+                  model: quali_model_name(qualis),
+                  issued: qualis.join(', '),
+                  prolonged: prolongs.join(', '),
+                  count: prolongs.size }
+
+    translate_issued_qualifications_info(qualis, prolongs, variables)
+  end
+
+  private
+
+  def translate_issued_qualifications_info(qualis, prolongs, variables)
+    variables = variables.merge(scope: :event_decorator)
+    if qualis.present? && prolongs.present?
+      I18n.t(:issue_and_prolong, **variables)
+    elsif qualis.present?
+      I18n.t(:issue_only, **variables)
+    elsif prolongs.present?
+      I18n.t(:prolong_only, **variables)
+    else
+      ''
+    end
+  end
+
+  def quali_model_name(list)
+    Qualification.model_name.human(count: list.size)
+  end
+end

app/decorators/event_decorator.rb

@@ -8,6 +8,7 @@
 class EventDecorator < ApplicationDecorator
   decorates :event
   decorates_association :contact
+  decorates_association :kind
 
   class_attribute :icons
   self.icons = {
@@ -76,35 +77,19 @@ def external_application_link(group)
     end
   end
 
-  def new_role
-    p = participations.new
-    role = p.roles.new
-    role.participation = p
-    role
-  end
-
   def issued_qualifications_info_for_leaders
-    qualis = kind.qualification_kinds('qualification', 'leader').list.to_a
-    prolongs = kind.qualification_kinds('prolongation', 'leader').list.to_a
-    variables = { until: quali_date,
-                  model: quali_model_name(qualis),
-                  issued: qualis.join(', '),
-                  prolonged: prolongs.join(', '),
-                  count: prolongs.size }
-
-    translate_issued_qualifications_info(qualis, prolongs, variables)
+    kind.issued_qualifications_info_for_leaders(qualification_date)
   end
 
   def issued_qualifications_info_for_participants
-    qualis = kind.qualification_kinds('qualification', 'participant').list.to_a
-    prolongs = kind.qualification_kinds('prolongation', 'participant').list.to_a
-    variables = { until: quali_date,
-                  model: quali_model_name(qualis),
-                  issued: qualis.join(', '),
-                  prolonged: prolongs.join(', '),
-                  count: prolongs.size }
+    kind.issued_qualifications_info_for_participants(qualification_date)
+  end
 
-    translate_issued_qualifications_info(qualis, prolongs, variables)
+  def new_role
+    p = participations.new
+    role = p.roles.new
+    role.participation = p
+    role
   end
 
   def as_typeahead
@@ -130,27 +115,4 @@ def any_conditions_present?
       (object.used_attributes.include?(:application_conditions) &&
        application_conditions.present?)
   end
-
-  private
-
-  def translate_issued_qualifications_info(qualis, prolongs, variables)
-    if qualis.present? && prolongs.present?
-      translate(:issue_and_prolong, variables)
-    elsif qualis.present?
-      translate(:issue_only, variables)
-    elsif prolongs.present?
-      translate(:prolong_only, variables)
-    else
-      ''
-    end
-  end
-
-  def quali_model_name(list)
-    Qualification.model_name.human(count: list.size)
-  end
-
-  def quali_date
-    h.f(qualification_date)
-  end
-
 end