VRFS-3276 : Add a delete-calendar directive when RSVP is canceled.

db/up/calendar.sql

@@ -1,6 +1,7 @@
 CREATE TABLE calendars (
   id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL,
   user_id VARCHAR(64) NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  target_uid VARCHAR(64) NOT NULL,
   name VARCHAR(128),
   description VARCHAR(8000),
   trigger_delete BOOLEAN DEFAULT FALSE,

ruby/lib/jam_ruby/calendar_manager.rb

@@ -6,6 +6,19 @@ module JamRuby
       @log = Logging.logger[self]
     end
 
+    def cancel_ics_event(music_session, user)
+      Calendar.where(
+                user_id: user.id,
+                target_uid: music_session.id, 
+                name: music_session.description)
+              .first_or_create(
+                description: music_session.description,
+                start_at: music_session.scheduled_start,
+                end_at: music_session.scheduled_start+music_session.safe_scheduled_duration,
+                trigger_delete: true)
+
+    end
+
     # @return event (as ICS string) for a given music session
     def ics_event_from_music_session(music_session, delete=false)
       # Determine properties of calendar event and create:
@@ -29,7 +42,7 @@ module JamRuby
       end
 
       create_ics_event(
-        calendar.id,
+        calendar.target_uid,
         "JamKazam Session #{calendar.name}",
         calendar.description,
         calendar.start_at,

ruby/lib/jam_ruby/models/calendar.rb

@@ -2,7 +2,7 @@ module JamRuby
   class Calendar < ActiveRecord::Base
     include HtmlSanitize
     html_sanitize strict: [:name, :description]
-    attr_accessible :name, :description, :trigger_delete, :start_at, :end_at
+    attr_accessible :name, :description, :target_uid, :trigger_delete, :start_at, :end_at
 
     @@log = Logging.logger[Calendar]
 

ruby/lib/jam_ruby/models/rsvp_request.rb

@@ -8,6 +8,7 @@ module JamRuby
     validates :user, presence: true
     validates :canceled, :inclusion => {:in => [nil, true, false]}
     validate :creator_rsvp_cancel
+    before_save :cancel_calendar
 
     # pulls all instruments from the associated rsvp_slots
     def instrument_list
@@ -305,6 +306,15 @@ module JamRuby
         errors.add(:canceled, "can't be canceled by the session organizer")
       end
     end
+
+    def cancel_calendar
+      calendar_manager = CalendarManager.new
+      if self.canceled
+        self.rsvp_slots.each do |slot|
+          calendar_manager.cancel_ics_event(slot.music_session, user)
+        end
+      end
+    end
   end
 
 end

ruby/spec/jam_ruby/models/rsvp_request_spec.rb

@@ -30,10 +30,10 @@ describe RsvpRequest do
 
     @slot1 = FactoryGirl.build(:rsvp_slot, :music_session => @music_session, :instrument => JamRuby::Instrument.find('electric guitar'))
     @slot1.save
-    
+
     @slot2 = FactoryGirl.build(:rsvp_slot, :music_session => @music_session, :instrument => JamRuby::Instrument.find('drums'))
     @slot2.save
-    
+
     @invitation = FactoryGirl.build(:invitation, :sender => @session_creator, :receiver => @session_invitee, :music_session => @music_session)
     @invitation.save
   end
@@ -53,12 +53,12 @@ describe RsvpRequest do
       @music_session.save
 
       RsvpRequest.create({:session_id => @music_session.id, :rsvp_slots => [@slot1.id, @slot2.id]}, @non_session_invitee)
-      expect {RsvpRequest.create({:session_id => @music_session.id, :rsvp_slots => [@slot1.id, @slot2.id]}, @non_session_invitee)}.to raise_error(JamRuby::StateError)      
+      expect {RsvpRequest.create({:session_id => @music_session.id, :rsvp_slots => [@slot1.id, @slot2.id]}, @non_session_invitee)}.to raise_error(JamRuby::StateError)
     end
 
     it "should allow invitee to RSVP to session with closed RSVPs" do
       rsvp = RsvpRequest.create({:session_id => @music_session.id, :rsvp_slots => [@slot1.id, @slot2.id], :message => "We be jammin!"}, @session_invitee)
-      
+
       # verify comment
       comment = SessionInfoComment.find_by_creator_id(@session_invitee)
       comment.comment.should == "We be jammin!"
@@ -373,12 +373,14 @@ describe RsvpRequest do
       comment = SessionInfoComment.find_by_creator_id(@session_invitee)
       comment.comment.should == "Let's Jam!"
 
-      # cancel
-      expect {RsvpRequest.cancel({:id => rsvp.id, :session_id => @music_session.id, :cancelled => "all", :message => "Sorry, I'm bailing for all sessions"}, @session_invitee)}.to_not raise_error
+      calendar_count = Calendar.find(:all).count
 
+      # cancel & check that calendar has been added:
+      expect {RsvpRequest.cancel({:id => rsvp.id, :session_id => @music_session.id, :cancelled => "all", :message => "Sorry, I'm bailing for all sessions"}, @session_invitee)}.to_not raise_error
       rsvp = RsvpRequest.find_by_id(rsvp.id)
       rsvp.canceled.should == true
       rsvp.cancel_all.should == true
+      (Calendar.find(:all).count - calendar_count).should eq(1)
 
       # verify comment
       comment = SessionInfoComment.find_by_creator_id(@session_invitee)