Quick correction, to manage the region zero

app/models/event.rb

@@ -64,7 +64,7 @@ class Event < ApplicationRecord
           start_date, start_date.end_of_week.end_of_day
   end)
   scope :region, (lambda do |region|
-    return if region.nil? || region == 'all'
+    return if region.nil? || region == 'all' || region.zero?
     temp = Region.find region
     where region: [temp, temp.regions].flatten
   end)

app/models/orga.rb

@@ -33,7 +33,7 @@ class Orga < ApplicationRecord
 
   scope :kind, ->(kind) { where kind: kind }
   scope :region, (lambda do |region|
-    return if region.nil? || region == 'all'
+    return if region.nil? || region == 'all' || region.zero?
     temp = Region.find region
     where region: [temp, temp.regions].flatten
   end)