Calendar view in admin/jobs#index optional

app/controllers/admin/jobs_controller.rb

@@ -6,22 +6,14 @@ class Admin::JobsController < ApplicationController
     @q = Job.ransack(params[:q])
     @q.sorts = "id asc" if @q.sorts.empty?
     # @pagy, @records = pagy(@q.result(distinct: true), limit: 20)
-    @calendar, @pagy, @records = pagy_calendar(@q, year:  {}, month: {}, pagy:  {})
+    @calendar, @pagy, @records = pagy_calendar(@q.result, year:  {}, month: {}, pagy:  {}, active: params[:calendar])
   end
 
   def pagy_calendar_period(collection)
-    if collection.is_a? Ransack::Search
-      collection.result.minmax.map(&:created_at) if collection.result
-    else
-      collection.minmax.map(&:created_at) if collection
-    end
+    [ collection.minimum(:created_at).in_time_zone, collection.maximum(:created_at).in_time_zone ] if collection
   end
 
   def pagy_calendar_filter(collection, from, to)
-    if collection.is_a? Ransack::Search
-      collection.result.where(created_at: from...to)
-    else
-      collection.where(created_at: from...to)
-    end
+    collection.where(created_at: from...to)
   end
 end