3 files changed, 62 insertions, 1 deletions
diff --git a/app/models/calendar_observer.rb b/app/models/calendar_observer.rb
new file mode 100644
index 000000000..789805356
--- /dev/null
+++ b/app/models/calendar_observer.rb
@@ -0,0 +1,18 @@
+class CalendarObserver < ActiveRecord::Observer
+
+  def after_update calendar
+    return unless calendar.shared
+
+    User.with_organisation.each do |user|
+      MailerJob.perform_later('CalendarMailer', 'updated', [calendar, user])
+    end
+  end
+
+  def after_create calendar
+    return unless calendar.shared
+
+    User.with_organisation.each do |user|
+      MailerJob.perform_later('CalendarMailer', 'created', [calendar, user])
+    end
+  end
+end
diff --git a/config/application.rb b/config/application.rb
index 6c8de781d..02d2b4fc2 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -30,7 +30,7 @@ module ChouetteIhm
     # Configure Browserify to use babelify to compile ES6
     config.browserify_rails.commandline_options = "-t [ babelify --presets [ react es2015 ] ]"
 
-    config.active_record.observers = :route_observer
+    config.active_record.observers = [:route_observer, :calendar_observer]
     config.active_record.raise_in_transactional_callbacks = true
 
     unless Rails.env.production?
diff --git a/spec/models/calendar_observer_spec.rb b/spec/models/calendar_observer_spec.rb
new file mode 100644
index 000000000..abb462d25
--- /dev/null
+++ b/spec/models/calendar_observer_spec.rb
@@ -0,0 +1,43 @@
+require 'rails_helper'
+
+RSpec.describe CalendarObserver, type: :observer do
+  let(:calendar) { create(:calendar, shared: true) }
+  let(:user)     { create(:user, organisation: create(:organisation)) }
+
+  context 'after_update' do
+    it 'should observe calendar updates' do
+      expect(CalendarObserver.instance).to receive(:after_update).with calendar
+      calendar.update_attribute(:name, 'edited_name')
+    end
+
+    it 'should schedule mailer on calendar update' do
+      calendar.name = 'edited_name'
+      expect(MailerJob).to receive(:perform_later).with 'CalendarMailer', 'updated', [calendar, user]
+      calendar.save
+    end
+
+    it 'should not schedule mailer for none shared calendar on update' do
+      calendar = create(:calendar, shared: false)
+      calendar.name = 'edited_name'
+      expect(MailerJob).to_not receive(:perform_later).with 'CalendarMailer', 'updated', [calendar, user]
+      calendar.save
+    end
+  end
+
+  context 'after_create' do
+    it 'should observe calendar create' do
+      expect(CalendarObserver.instance).to receive(:after_create)
+      build(:calendar).save
+    end
+
+    it 'should schedule mailer on calendar create' do
+      expect(MailerJob).to receive(:perform_later).with 'CalendarMailer', 'created', [anything, user]
+      build(:calendar, shared: true).save
+    end
+
+    it 'should not schedule mailer for none shared calendar on create' do
+      expect(MailerJob).to_not receive(:perform_later).with 'CalendarMailer', 'created', [anything, user]
+      build(:calendar, shared: false).save
+    end
+  end
+end