From 790e2fd3a285fc765e681712754c23661619da27 Mon Sep 17 00:00:00 2001
From: Eugene Dubinin <eugend@commandprompt.com>
Date: Thu, 2 Feb 2017 16:34:59 +0200
Subject: [PATCH] implement manual event management and support for multiple
 speakers per event

---
 Gemfile                                       |  3 ++
 Gemfile.lock                                  |  3 ++
 app/assets/javascripts/application.js         |  1 +
 app/assets/stylesheets/application.css        |  2 +
 app/assets/stylesheets/osem-schedule.css.scss |  6 ++-
 app/controllers/admin/events_controller.rb    | 29 ++++++++++++--
 app/controllers/proposals_controller.rb       | 16 ++++----
 app/models/event.rb                           | 32 ++++++++-------
 app/models/user.rb                            |  1 +
 app/views/admin/events/_form.html.haml        | 11 ++++++
 app/views/admin/events/_proposal.html.haml    | 21 +++++++++-
 app/views/admin/events/index.html.haml        | 15 +++----
 app/views/proposals/_proposal_form.html.haml  | 17 +++++++-
 app/views/proposals/show.html.haml            | 39 +++++++++++--------
 app/views/schedules/_event.html.haml          |  8 ++--
 app/views/schedules/_schedule_item.html.haml  |  6 +++
 app/views/users/show.html.haml                |  6 +--
 .../api/v1/speakers_controller_spec.rb        |  5 +--
 spec/controllers/proposals_controller_spec.rb |  3 +-
 spec/factories/events.rb                      |  3 +-
 spec/mailers/mailbot_spec.rb                  |  3 +-
 spec/models/email_settings_spec.rb            |  3 +-
 spec/models/event_spec.rb                     | 24 ++++++------
 spec/serializers/event_serializer_spec.rb     | 12 +++---
 24 files changed, 180 insertions(+), 89 deletions(-)
 create mode 100644 app/views/admin/events/_form.html.haml

diff --git a/Gemfile b/Gemfile
index b1c5764f..f1c77a63 100644
--- a/Gemfile
+++ b/Gemfile
@@ -193,6 +193,9 @@ gem 'stripe'
 # Provides Sprockets implementation for Rails Asset Pipeline
 gem 'sprockets-rails'
 
+# for multiple speakers select on proposal/event forms
+gem 'selectize-rails'
+
 # Use guard and spring for testing in development
 group :development do
   # to launch specs when files are modified
diff --git a/Gemfile.lock b/Gemfile.lock
index 13b5d012..581e0d4c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -459,6 +459,7 @@ GEM
       sass (~> 3.2.2)
       sprockets (~> 2.8, < 2.12)
       sprockets-rails (~> 2.0)
+    selectize-rails (0.12.4)
     shoulda-matchers (2.6.1)
       activesupport (>= 3.0.0)
     simplecov (0.11.2)
@@ -621,6 +622,7 @@ DEPENDENCIES
   rubocop
   ruby-oembed
   sass-rails (>= 4.0.2)
+  selectize-rails
   shoulda-matchers
   spring-commands-rspec
   sprockets-rails
@@ -638,3 +640,4 @@ DEPENDENCIES
 
 BUNDLED WITH
    1.14.3
+
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 01cb83ee..b347821b 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -46,6 +46,7 @@
 //= require unobtrusive_flash
 //= require unobtrusive_flash_bootstrap
 //= require countable
+//= require selectize
 
 $(document).ready(function() {
     $('a[disabled=disabled]').click(function(event){
diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
index 912e50e3..c95bbb87 100644
--- a/app/assets/stylesheets/application.css
+++ b/app/assets/stylesheets/application.css
@@ -16,4 +16,6 @@
  *= require bootstrap3-switch
  *= require osem-payments
  *= require osem-navbar
+ *= require selectize
+ *= require selectize.bootstrap3
 */
diff --git a/app/assets/stylesheets/osem-schedule.css.scss b/app/assets/stylesheets/osem-schedule.css.scss
index f2a97b83..21fda6f3 100644
--- a/app/assets/stylesheets/osem-schedule.css.scss
+++ b/app/assets/stylesheets/osem-schedule.css.scss
@@ -106,7 +106,11 @@ background-image: -webkit-gradient(
 }
 
 .speakerinfo {
-    margin-top: 20px;
+    margin-top: 40px;
+}
+
+.speakerbio {
+    margin-top: 10px;
 }
 
 .schedule-title, .schedule-subtitle, .schedule-speaker, .schedule-track {
diff --git a/app/controllers/admin/events_controller.rb b/app/controllers/admin/events_controller.rb
index 2ed1690c..6cf31ddb 100644
--- a/app/controllers/admin/events_controller.rb
+++ b/app/controllers/admin/events_controller.rb
@@ -5,7 +5,7 @@ module Admin
     load_and_authorize_resource :event, through: :program
     load_and_authorize_resource :events_registration, only: :toggle_attendance
 
-    before_action :get_event, except: [:index, :create]
+    before_action :get_event, except: [:index, :create, :new]
 
     # FIXME: The timezome should only be applied on output, otherwise
     # you get lost in timezone conversions...
@@ -62,6 +62,7 @@ module Admin
       @comments = @event.root_comments
       @comment_count = @event.comment_threads.count
       @user = @event.submitter
+      @users = User.all.order(:name)
       @url = admin_conference_program_event_path(@conference.short_title, @event)
       @languages = @program.languages_list
     end
@@ -79,6 +80,8 @@ module Admin
     end
 
     def update
+      @users = User.all.order(:name)
+      @languages = @program.languages_list
       if @event.update_attributes(event_params)
 
         if request.xhr?
@@ -94,7 +97,26 @@ module Admin
       end
     end
 
-    def create; end
+    def create
+      @url = admin_conference_program_events_path(@conference.short_title, @event)
+      @users = User.all.order(:name)
+      @languages = @program.languages_list
+      @event.submitter = current_user
+
+      if @event.save
+        ahoy.track 'Event submission', title: 'New submission'
+        redirect_to admin_conference_program_events_path(@conference.short_title), notice: 'Event was successfully submitted.'
+      else
+        flash[:error] = "Could not submit proposal: #{@event.errors.full_messages.join(', ')}"
+        render action: 'new'
+      end
+    end
+
+    def new
+      @url = admin_conference_program_events_path(@conference.short_title, @event)
+      @languages = @program.languages_list
+      @users = User.all.order(:name)
+    end
 
     def accept
       send_mail = @event.program.conference.email_settings.send_on_accepted
@@ -161,7 +183,8 @@ module Admin
                                     # Set only in admin/events controller
                                     :track_id, :state, :language, :is_highlight, :max_attendees,
                                     # Not used anymore?
-                                    :proposal_additional_speakers, :user, :users_attributes)
+                                    :proposal_additional_speakers, :user, :users_attributes,
+                                    speaker_ids: [])
     end
 
     def comment_params
diff --git a/app/controllers/proposals_controller.rb b/app/controllers/proposals_controller.rb
index 56ea9735..f940e7ee 100644
--- a/app/controllers/proposals_controller.rb
+++ b/app/controllers/proposals_controller.rb
@@ -13,9 +13,8 @@ class ProposalsController < ApplicationController
   end
 
   def show
-    # FIXME: We should show more than the first speaker
-    @speaker = @event.speakers.first || @event.submitter
     @event_schedule = @event.event_schedules.find_by(schedule_id: @program.selected_schedule_id)
+    @speakers_ordered = @event.speakers_ordered
   end
 
   def new
@@ -26,6 +25,7 @@ class ProposalsController < ApplicationController
 
   def edit
     @url = conference_program_proposal_path(@conference.short_title, params[:id])
+    @users = User.all.order(:name)
     @languages = @program.languages_list
   end
 
@@ -48,11 +48,8 @@ class ProposalsController < ApplicationController
 
     # User which creates the proposal is both `submitter` and `speaker` of proposal
     # by default.
-    # TODO: Allow submitter to add speakers to proposals
-    @event.event_users.new(user: current_user,
-                           event_role: 'submitter')
-    @event.event_users.new(user: current_user,
-                           event_role: 'speaker')
+    @event.speakers = [current_user]
+    @event.submitter = current_user
     if @event.save
       ahoy.track 'Event submission', title: 'New submission'
       redirect_to conference_program_proposals_path(@conference.short_title), notice: 'Proposal was successfully submitted.'
@@ -64,6 +61,7 @@ class ProposalsController < ApplicationController
 
   def update
     @url = conference_program_proposal_path(@conference.short_title, params[:id])
+    @users = User.all.order(:name)
 
     if @event.update(event_params)
       redirect_to conference_program_proposals_path(conference_id: @conference.short_title),
@@ -147,7 +145,9 @@ class ProposalsController < ApplicationController
   def event_params
     params.require(:event).permit(:event_type_id, :track_id, :difficulty_level_id,
                                   :title, :subtitle, :abstract, :description,
-                                  :require_registration, :max_attendees, :language)
+                                  :require_registration, :max_attendees, :language,
+                                  speaker_ids: []
+                                 )
   end
 
   def user_params
diff --git a/app/models/event.rb b/app/models/event.rb
index 27fc1ad9..2bb526b9 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -8,7 +8,13 @@ class Event < ActiveRecord::Base
 
   has_many :event_users, dependent: :destroy
   has_many :users, through: :event_users
-  has_many :speakers, through: :event_users, source: :user
+
+  has_many :speaker_event_users, -> { where(event_role: 'speaker') }, class_name: 'EventUser'
+  has_many :speakers, through: :speaker_event_users, source: :user
+
+  has_one :submitter_event_user, -> { where(event_role: 'submitter') }, class_name: 'EventUser'
+  has_one  :submitter, through: :submitter_event_user, source: :user
+
   has_many :votes, dependent: :destroy
   has_many :voters, through: :votes, source: :user
   has_many :commercials, as: :commercialable, dependent: :destroy
@@ -23,6 +29,7 @@ class Event < ActiveRecord::Base
   belongs_to :program
 
   accepts_nested_attributes_for :event_users, allow_destroy: true
+  accepts_nested_attributes_for :speakers, allow_destroy: true
   accepts_nested_attributes_for :users
 
   before_create :generate_guid
@@ -33,6 +40,7 @@ class Event < ActiveRecord::Base
   validates :abstract, presence: true
   validates :event_type, presence: true
   validates :program, presence: true
+  validates :speakers, presence: true
   validates :max_attendees, numericality: { only_integer: true, greater_than_or_equal_to: 1, allow_nil: true }
 
   validate :max_attendees_no_more_than_room_size
@@ -113,20 +121,16 @@ class Event < ActiveRecord::Base
     @total_rating > 0 ? number_with_precision(@total_rating / @total.to_f, precision: 2, strip_insignificant_zeros: true) : 0
   end
 
-  def submitter
-    result = event_users.where(event_role: 'submitter').first
-    if result.nil?
-      user = nil
-      # Perhaps the event_users haven't been saved, if this is a new proposal
-      event_users.each do |u|
-        if u.event_role == 'submitter'
-          user = u.user
-        end
-      end
-      user
-    else
-      result.user
+  # get event speakers with the event sumbmitter at the first position
+  # if the submitter is also a speaker for this event
+  def speakers_ordered
+    speakers_list = speakers.to_a
+
+    if speakers_list.reject! { |speaker| speaker == submitter }
+      speakers_list.unshift(submitter)
     end
+
+    speakers_list
   end
 
   def transition_possible?(transition)
diff --git a/app/models/user.rb b/app/models/user.rb
index 60bbab80..5f41e693 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -41,6 +41,7 @@ class User < ActiveRecord::Base
 
   has_many :event_users, dependent: :destroy
   has_many :events, -> { uniq }, through: :event_users
+  has_many :presented_events, -> { joins(:event_users).where(event_users: {event_role: 'speaker'}).uniq }, through: :event_users, source: :event
   has_many :registrations, dependent: :destroy
   has_many :events_registrations, through: :registrations
   has_many :ticket_purchases, dependent: :destroy
diff --git a/app/views/admin/events/_form.html.haml b/app/views/admin/events/_form.html.haml
new file mode 100644
index 00000000..36e62439
--- /dev/null
+++ b/app/views/admin/events/_form.html.haml
@@ -0,0 +1,11 @@
+.row
+  .col-md-12
+    .page-header
+      %h1
+        -if @event.new_record?
+          New
+        = @event.title
+        Event
+.row
+  .col-md-12
+    = render 'proposals/proposal_form'
diff --git a/app/views/admin/events/_proposal.html.haml b/app/views/admin/events/_proposal.html.haml
index 24f84f48..15894f26 100644
--- a/app/views/admin/events/_proposal.html.haml
+++ b/app/views/admin/events/_proposal.html.haml
@@ -131,9 +131,26 @@
             %i Hidden
       %tr
         %td
-          %b Biography
+          %b Speakers
         %td
-          = markdown(@event.submitter.biography)
+          - if @program.show_voting?
+            - @event.speakers.each do |speaker|
+              %div
+                = link_to speaker.name, admin_user_path(speaker)
+                (
+                = link_to speaker.email, "mailto: #{speaker.email}"
+                )
+          - else
+            %i Hidden
+      %tr
+        %td
+          %b Biographies
+        %td
+          - @event.speakers.each do |speaker|
+            - unless speaker.biography.blank?
+              %b
+                = speaker.name
+              = markdown(speaker.biography)
       %tr
         %td
           %b Submitted on
diff --git a/app/views/admin/events/index.html.haml b/app/views/admin/events/index.html.haml
index 0e265aba..0e204c87 100644
--- a/app/views/admin/events/index.html.haml
+++ b/app/views/admin/events/index.html.haml
@@ -4,7 +4,9 @@
       %h1
         Events
         = "(#{@events.length})" if @events.any?
-        .btn-group.pull-right
+        .pull-right
+          - if can? :create, Event
+            =link_to 'Add Event', new_admin_conference_program_event_path(@conference.short_title), class: 'button btn btn-default btn-info'
           - if can? :read, Event
             .btn-group
               %button.btn.btn-default.dropdown-toggle{ 'data-toggle' => 'dropdown', type: 'button', class: 'btn btn-success' }
@@ -54,8 +56,8 @@
           %th
             %b Submitter
           %th
-            %b Speaker
-          - if @program.languages.present?
+            %b Speakers
+          -if @program.languages.present?
             %th
               %b Language
           %th
@@ -99,10 +101,9 @@
                 %i Hidden
             %td
               - if @program.show_voting?
-                - if speaker = event.speakers.first
-                  = link_to speaker.name, admin_user_path(speaker)
-                - else
-                  Unknown speaker
+                - event.speakers_ordered.each do |speaker|
+                  .speaker
+                    = link_to speaker.name, admin_user_path(speaker)
               - else
                 %i Hidden
 
diff --git a/app/views/proposals/_proposal_form.html.haml b/app/views/proposals/_proposal_form.html.haml
index 8551ad1b..3116d532 100644
--- a/app/views/proposals/_proposal_form.html.haml
+++ b/app/views/proposals/_proposal_form.html.haml
@@ -4,6 +4,10 @@
 
     = f.input :subtitle, as: :string
 
+    = f.input :speakers, as: :select,
+      collection: options_for_select(@users.map {|user| ["#{user.name} (#{user.email})", user.id]}, @event.speakers.map(&:id)),
+      include_blank: false, label: 'Speakers', input_html: { class: 'select-help-toggle', multiple: 'true' }
+
     - if @program.tracks.any?
       = f.input :track_id, as: :select,
                 collection: @program.tracks.map {|track| ["#{track.name}", track.id] },
@@ -60,4 +64,15 @@
 
 
   %p.text-right
-    = f.submit 'Update Proposal', class: 'btn btn-success'
+    - if @event.new_record?
+      = f.submit 'Create Proposal', class: 'btn btn-success'
+    - else
+      = f.submit 'Update Proposal', class: 'btn btn-success'
+
+:javascript
+  $(document).ready(function() {
+    $('#event_speaker_ids').selectize({
+      plugins: ['remove_button'],
+      maxItems: 5
+    } )
+  });
diff --git a/app/views/proposals/show.html.haml b/app/views/proposals/show.html.haml
index 76fa6a85..2d38d3a8 100644
--- a/app/views/proposals/show.html.haml
+++ b/app/views/proposals/show.html.haml
@@ -3,8 +3,9 @@
   %meta{ property: "og:url", content: conference_program_proposal_url(@conference.short_title, @event) }
   %meta{ property: "og:description", content: @event.abstract }
   %meta{ property: "og:site_name", content: (ENV['OSEM_NAME'] || 'OSEM') }
-  %meta{ property: "og:image", content: @speaker.gravatar_url }
-  %meta{ property: "og:image:secure_url", content: @speaker.gravatar_url }
+  - if @speakers_ordered.any?
+    %meta{ property: "og:image", content: @speakers_ordered.first.gravatar_url }
+    %meta{ property: "og:image:secure_url", content: @speakers_ordered.first.gravatar_url }
 
 .container
   .row
@@ -25,21 +26,25 @@
 
   .row
     .col-md-3
-      .speakerinfo
-        .col-md-12
-          = image_tag @speaker.gravatar_url(size: 200), class: 'img-responsive img-rounded'
-        .col-md-12
-          %h3
-            by
-            = link_to @speaker.name, user_path(@speaker.id)
-            = "(#{@speaker.email})" if @speaker.email_public
-            - if @speaker.affiliation?
-              %br
-              %span.muted
-                from
-                = @speaker.affiliation
-          -if @speaker.biography?
-            = markdown(@speaker.biography)
+      %h3
+        Presented by:
+      - @speakers_ordered.each do |speaker|
+        .speakerinfo
+          .row
+            .col-md-4
+              = image_tag speaker.gravatar_url(:size => 120), class: 'img-responsive img-rounded'
+            .col-md-8
+              %h4
+                = link_to speaker.name, user_path(speaker.id)
+                = "(#{speaker.email})"
+              - if speaker.affiliation?
+                .text-muted
+                  from
+                  = speaker.affiliation
+          -if speaker.biography?
+            .row.speakerbio
+              .col-md-12
+                = markdown(speaker.biography)
     .col-md-9
       .row
         .col-md-12
diff --git a/app/views/schedules/_event.html.haml b/app/views/schedules/_event.html.haml
index a5f2c569..a19d01cd 100644
--- a/app/views/schedules/_event.html.haml
+++ b/app/views/schedules/_event.html.haml
@@ -1,9 +1,9 @@
 .panel.panel-default.event-panel{ onClick: 'eventClicked(event, this);', "data-url" => "#{url_for(conference_program_proposal_path(@conference.short_title, event.id))}" }
   .panel-body
-    - if speaker = event.speakers.first
-      = image_tag speaker.gravatar_url, class: "img-circle pull-right all-speaker-pic", |
-                                        alt: speaker.name, |
-                                        title: speaker.name |
+    - event.speakers_ordered.each do |speaker|
+      = image_tag speaker.gravatar_url, :class => "img-circle pull-right all-speaker-pic", |
+                                        :alt => speaker.name, |
+                                        :title => speaker.name |
 
     %p
       = canceled_replacement_event_label(event, event_schedule)
diff --git a/app/views/schedules/_schedule_item.html.haml b/app/views/schedules/_schedule_item.html.haml
index 2a8a636e..d475ec80 100644
--- a/app/views/schedules/_schedule_item.html.haml
+++ b/app/views/schedules/_schedule_item.html.haml
@@ -14,3 +14,9 @@
                                         alt: speaker.name, |
                                         title: speaker.name, |
                                         style: "height: #{ speaker_height(@rooms) }px; width: #{ speaker_width(@rooms) }px;"
+    - event.speakers_ordered.each do |speaker|
+      = image_tag speaker.gravatar_url, :class => "img-circle pull-right speaker-pic", |
+                                        :alt => speaker.name, |
+                                        :title => speaker.name, |
+                                        :style => "height: #{ speaker_height(@rooms) }px; width: #{ speaker_width(@rooms) }px;"
+
diff --git a/app/views/users/show.html.haml b/app/views/users/show.html.haml
index 7e246062..b20891f8 100644
--- a/app/views/users/show.html.haml
+++ b/app/views/users/show.html.haml
@@ -11,11 +11,11 @@
         = markdown(@user.biography)
   .row
     .col-md-12
-      - if @user.events.confirmed.any?
+      - if @user.presented_events.confirmed.any?
         %h3
-          = "#{@user.name} presents #{pluralize(@user.events.confirmed.count, 'Event')}:"
+          = "#{@user.name} presents #{pluralize(@user.presented_events.confirmed.count, 'Event')}:"
         %ul.list-unstyled
-          - @user.events.confirmed.each do |event|
+          - @user.presented_events.confirmed.each do |event|
             %li
               %h4
                 = link_to event.title, conference_program_proposal_path(event.program.conference.short_title, event.id)
diff --git a/spec/controllers/api/v1/speakers_controller_spec.rb b/spec/controllers/api/v1/speakers_controller_spec.rb
index 8efefa57..539baeaf 100644
--- a/spec/controllers/api/v1/speakers_controller_spec.rb
+++ b/spec/controllers/api/v1/speakers_controller_spec.rb
@@ -10,8 +10,8 @@ describe Api::V1::SpeakersController do
 
   describe 'GET #index' do
     before do
-      event.event_users << create(:speaker, user: speaker)
-      conference_event.event_users << create(:speaker, user: conference_speaker)
+      event.speakers = [speaker]
+      conference_event.speakers = [conference_speaker]
     end
 
     context 'without conference scope' do
@@ -20,7 +20,6 @@ describe Api::V1::SpeakersController do
         get :index, format: :json
         json = JSON.parse(response.body)['speakers']
         expect(response).to be_success
-
         expect(json.length).to eq(2)
         expect(json[0]['name']).to eq('Speaker')
         expect(json[1]['name']).to eq('Conf_Speaker')
diff --git a/spec/controllers/proposals_controller_spec.rb b/spec/controllers/proposals_controller_spec.rb
index 43d6e4fa..8f033973 100644
--- a/spec/controllers/proposals_controller_spec.rb
+++ b/spec/controllers/proposals_controller_spec.rb
@@ -180,9 +180,8 @@ describe ProposalsController do
         get :show, conference_id: conference.short_title, id: event.id
       end
 
-      it 'assigns event and speaker variables' do
+      it 'assigns event variable' do
         expect(assigns(:event)).to eq event
-        expect(assigns(:speaker)).to eq event.submitter
       end
 
       it 'renders show template' do
diff --git a/spec/factories/events.rb b/spec/factories/events.rb
index 06d791e2..09c74afd 100644
--- a/spec/factories/events.rb
+++ b/spec/factories/events.rb
@@ -8,7 +8,8 @@ FactoryGirl.define do
     program
 
     after(:build) do |event|
-      event.event_users << build(:submitter) unless event.submitter # so that we don't have two submitters
+      event.submitter = build(:submitter).user unless event.submitter # so that we don't have two submitters
+      event.speakers << build(:speaker).user unless event.speakers.any?
       # set an event_type if none is passed to the factory.
       # needs to be created here because otherwise it doesn't belong to the
       # same conference as the event
diff --git a/spec/mailers/mailbot_spec.rb b/spec/mailers/mailbot_spec.rb
index 5bafb4f7..76c6ef00 100644
--- a/spec/mailers/mailbot_spec.rb
+++ b/spec/mailers/mailbot_spec.rb
@@ -8,8 +8,7 @@ describe Mailbot do
   before { conference.contact.update_attributes(email: 'conf@domain.com') }
 
   context 'onboarding and proposal' do
-    let(:event_user) { create(:submitter, user: user) }
-    let(:event) { create(:event, program: conference.program, event_users: [event_user]) }
+    let(:event) { create(:event, program: conference.program, submitter: user) }
 
     shared_examples 'mailer actions' do
       it 'assigns the email subject' do
diff --git a/spec/models/email_settings_spec.rb b/spec/models/email_settings_spec.rb
index c66e3421..949f5762 100644
--- a/spec/models/email_settings_spec.rb
+++ b/spec/models/email_settings_spec.rb
@@ -3,8 +3,7 @@ require 'spec_helper'
 describe EmailSettings do
   let(:conference) { create(:conference, short_title: 'goto', start_date: Date.new(2014, 05, 01), end_date: Date.new(2014, 05, 06)) }
   let(:user) { create(:user, username: 'johnd', email: 'john@doe.com', name: 'John Doe') }
-  let(:event_user) { create(:submitter, user: user) }
-  let(:event) { create(:event, program: conference.program, title: 'Talk about talks', event_users: [event_user]) }
+  let(:event) { create(:event, program: conference.program, title: 'Talk about talks', submitter: user) }
   let(:expected_hash) do
     {
       'email' => 'john@doe.com',
diff --git a/spec/models/event_spec.rb b/spec/models/event_spec.rb
index f9c46559..e1c2297c 100644
--- a/spec/models/event_spec.rb
+++ b/spec/models/event_spec.rb
@@ -236,9 +236,7 @@ describe Event do
   describe '#submitter' do
     it 'returns the user that submitted the event' do
       submitter = create(:user)
-      submitted_event = create(:event)
-      submitted_event.event_users = [create(:event_user, user: submitter, event_role: 'submitter')]
-
+      submitted_event = create(:event, submitter: submitter)
       expect(submitted_event.submitter).to eq submitter
     end
   end
@@ -288,9 +286,10 @@ describe Event do
   describe '#speaker_names' do
     context 'returns the speakers of the event' do
       it 'when submitter is a speaker too' do
-        speaker1 = create(:user, name: 'user speaker 1')
-        new_event.event_users = [create(:event_user, user: speaker1, event_role: 'submitter')]
-        new_event.event_users << [create(:event_user, user: speaker1, event_role: 'speaker')]
+        submitter = create(:user, name: 'user speaker 1')
+
+        new_event.submitter = submitter
+        new_event.speakers = [submitter]
 
         expect(new_event.speaker_names).to eq 'user speaker 1'
       end
@@ -299,10 +298,10 @@ describe Event do
         submitter = create(:user, name: 'user submitter 1')
         speaker1 = create(:user, name: 'user speaker 1')
 
-        new_event.event_users = [create(:event_user, user: submitter, event_role: 'submitter')]
-        new_event.event_users << [create(:event_user, user: speaker1, event_role: 'speaker')]
+        new_event.submitter = submitter
+        new_event.speakers = [speaker1]
 
-        expect(new_event.speaker_names).to eq 'user submitter 1 and user speaker 1'
+        expect(new_event.speaker_names).to eq 'user speaker 1'
       end
 
       it 'when there are multiple speakers' do
@@ -310,11 +309,10 @@ describe Event do
         speaker1 = create(:user, name: 'user speaker 1')
         speaker2 = create(:user, name: 'user speaker 2')
 
-        new_event.event_users = [create(:event_user, user: submitter, event_role: 'submitter')]
-        new_event.event_users << [create(:event_user, user: speaker1, event_role: 'speaker')]
-        new_event.event_users << [create(:event_user, user: speaker2, event_role: 'speaker')]
+        new_event.submitter = submitter
+        new_event.speakers = [speaker1, speaker2]
 
-        expect(new_event.speaker_names).to eq 'user submitter 1, user speaker 1, and user speaker 2'
+        expect(new_event.speaker_names).to eq 'user speaker 1 and user speaker 2'
       end
     end
   end
diff --git a/spec/serializers/event_serializer_spec.rb b/spec/serializers/event_serializer_spec.rb
index b4edc2d1..af459e1d 100644
--- a/spec/serializers/event_serializer_spec.rb
+++ b/spec/serializers/event_serializer_spec.rb
@@ -3,7 +3,7 @@ describe EventSerializer, type: :serializer do
   let(:event) { create(:event, title: 'Some Talk', abstract: 'Lorem ipsum dolor sit amet') }
   let(:serializer) { EventSerializer.new(event) }
 
-  context 'event does not have date, speakers, room and tracks assigned' do
+  context 'event does not have date, room and tracks assigned' do
     it 'sets guid, title, length, abstract and type' do
       expected_json = {
         event: {
@@ -13,7 +13,7 @@ describe EventSerializer, type: :serializer do
           scheduled_date: '',
           language: nil,
           abstract: 'Lorem ipsum dolor sit amet',
-          speaker_ids: [],
+          speaker_ids: event.speaker_ids,
           type: 'Example Event Type',
           room: nil,
           track: nil
@@ -25,13 +25,13 @@ describe EventSerializer, type: :serializer do
   end
 
   context 'event has date, speakers, room and tracks assigned' do
-    let(:speaker) { create(:speaker) }
+    let(:speaker) { create(:user) }
     let(:room) { create(:room) }
     let(:track) { create(:track) }
 
     before do
-      event.language =  'English'
-      event.event_users << speaker
+      event.language = 'English'
+      event.speakers = [speaker]
       create(:event_schedule, event: event, room: room, start_time: Date.new(2014, 03, 04))
       event.track = track
     end
@@ -45,7 +45,7 @@ describe EventSerializer, type: :serializer do
           scheduled_date: ' 2014-03-04T00:00:00+0000 ',
           language: 'English',
           abstract: 'Lorem ipsum dolor sit amet',
-          speaker_ids: [speaker.user.id],
+          speaker_ids: [speaker.id],
           type: 'Example Event Type',
           room: room.guid,
           track: track.guid