User left project event added

app/decorators/event_decorator.rb

@@ -8,9 +8,8 @@ class EventDecorator < ApplicationDecorator
       "#{self.author_name} #{self.action_name} MR ##{self.target_id}:" + self.merge_request_title
     elsif self.push?
       "#{self.author_name} #{self.push_action_name} #{self.ref_type} " + self.ref_name
-    elsif self.joined?
+    elsif self.membership_changed?
       "#{self.author_name} #{self.action_name} #{self.project.name}"
-
     else
       ""
     end

app/models/event.rb

@@ -11,6 +11,7 @@ class Event < ActiveRecord::Base
   Commented = 6
   Merged    = 7
   Joined    = 8 # User joined project
+  Left      = 9 # User left project
   belongs_to :project
   belongs_to :target, polymorphic: true
@@ -38,7 +39,7 @@ class Event < ActiveRecord::Base
   #  - new issue
   #  - merge request
   def allowed?
-    push? || issue? || merge_request? || joined?
+    push? || issue? || merge_request? || membership_changed?
   end
   def push?
@@ -86,7 +87,15 @@ class Event < ActiveRecord::Base
   end
   def joined?
-    action == self.class::Joined
+    action == Joined
+  end
+
+  def left?
+    action == Left
+  end
+
+  def membership_changed?
+    joined? || left?
   end
   def issue 
@@ -108,6 +117,8 @@ class Event < ActiveRecord::Base
       "merged"
     elsif joined?
       'joined'
+    elsif left?
+      'left'
     else 
       "opened"
     end

app/models/users_project.rb

@@ -23,7 +23,7 @@ class UsersProject < ActiveRecord::Base
   def self.bulk_delete(project, user_ids)
     UsersProject.transaction do
       UsersProject.where(:user_id => user_ids, :project_id => project.id).each do |users_project|
-        users_project.delete
+        users_project.destroy
       end
     end
   end

app/observers/users_project_observer.rb

@@ -12,4 +12,13 @@ class UsersProjectObserver < ActiveRecord::Observer
   def after_update(users_project)
     Notify.project_access_granted_email(users_project.id).deliver
   end
+
+  def after_destroy(users_project)
+    Event.create(
+      project_id: users_project.project.id, 
+      action: Event::Left, 
+      author_id: users_project.user.id
+    )
+  end
+
 end

app/views/events/_event.html.haml

@@ -11,7 +11,7 @@
     .event_feed
       = render "events/event_push", event: event
-  - elsif event.joined?
+  - elsif event.membership_changed?
     .event_feed
-      = render "events/event_joined", event: event
+      = render "events/event_membership_changed", event: event

app/views/events/_event_joined.html.haml → app/views/events/_event_membership_changed.html.haml

 = image_tag gravatar_icon(event.author_email), class: "avatar"
 %strong #{event.author_name}
 %span.event_label{class: event.action_name}= event.action_name
+project
 %strong= link_to event.project.name, event.project
 %span.cgray
   = time_ago_in_words(event.created_at)

features/dashboard/dashboard.feature

@@ -15,9 +15,14 @@ Feature: Dashboard
     And I click "Create Merge Request" link
     Then I see prefilled new Merge Request page
-  @current
   Scenario: I should see User joined Project event
     Given user with name "John Doe" joined project "Shop"
     When I visit dashboard page
-    Then I should see "John Doe joined Shop" event
+    Then I should see "John Doe joined project Shop" event
+
+  Scenario: I should see User left Project event
+    Given user with name "John Doe" joined project "Shop"
+    And user with name "John Doe" left project "Shop"
+    When I visit dashboard page
+    Then I should see "John Doe left project Shop" event
   

features/step_definitions/dashboard_steps.rb

@@ -120,6 +120,16 @@ Given /^user with name "(.*?)" joined project "(.*?)"$/ do |user_name, project_n
   )
 end
+Given /^user with name "(.*?)" left project "(.*?)"$/ do |user_name, project_name|
+  user = User.find_by_name user_name
+  project = Project.find_by_name project_name
+  Event.create(
+    project: project,
+    author_id: user.id,
+    action: Event::Left
+  )
+end
+
 Then /^I should see "(.*?)" event$/ do |event_text|
   page.should have_content(event_text)
 end

spec/models/event_spec.rb

@@ -50,7 +50,7 @@ describe Event do
     it { @event.author.should == @user }
   end
-  describe "New team mamber" do
+  describe "Joined project team" do
     let(:project) {Factory.create :project}
     let(:new_user) {Factory.create :user}
     it "should create event" do
@@ -60,4 +60,15 @@ describe Event do
       }.to change{Event.count}.by(1)
     end
   end
+  describe "Left project team" do
+    let(:project) {Factory.create :project}
+    let(:new_user) {Factory.create :user}
+    it "should create event" do
+      UsersProject.bulk_import(project, [new_user.id], UsersProject::DEVELOPER)
+      UsersProject.observers.enable :users_project_observer
+      expect{
+        UsersProject.bulk_delete(project, [new_user.id])
+      }.to change{Event.count}.by(1)
+    end
+  end
 end

spec/observers/users_project_observer_spec.rb

@@ -45,4 +45,23 @@ describe UsersProjectObserver do
       subject.after_update(users_project)
     end
   end
+  describe "#after_destroy" do
+    it "should called when UsersProject destroyed" do
+      subject.should_receive(:after_destroy)
+      UsersProject.observers.enable :users_project_observer do
+        UsersProject.bulk_delete(
+          users_project.project,
+          [users_project.user.id]
+        )
+      end
+    end
+    it "should create new event" do
+      Event.should_receive(:create).with(
+        project_id: users_project.project.id, 
+        action: Event::Left, 
+        author_id: users_project.user.id
+      )
+      subject.after_destroy(users_project)
+    end
+  end
 end