Merge pull request #4183 from Growstuff/feature/timeline-likes

Feature: Display likes on timeline

app/helpers/event_helper.rb

@@ -7,6 +7,8 @@ module EventHelper
 
   def event_description(event)
     render "#{event.event_type.pluralize}/description", event_model: resolve_model(event)
+rescue ActionView::MissingTemplate
+  "#{event.event_type.humanize.downcase}d"
   end
 
   def resolve_model(event)

app/services/timeline_service.rb

@@ -18,10 +18,20 @@ class TimelineService
       .union_all(photos_query)
       .union_all(seeds_query)
       .union_all(activities_query)
+      .union_all(likes_query)
       .where.not(event_at: nil)
       .order(event_at: :desc)
   end
 
+  def self.likes_query
+    Like
+      .select("likes.id",
+              "'like' as event_type",
+              "likes.created_at as event_at",
+              "likes.member_id as owner_id",
+              "null as crop_id")
+  end
+
   def self.activities_query
     Activity.select(
       :id,

app/views/likes/_description.html.haml

@@ -0,0 +1 @@
+#{link_to event_model.member, event_model.member} liked #{link_to event_model.likeable.class.name.downcase, event_model.likeable}

app/views/timeline/_like.html.haml

@@ -0,0 +1,2 @@
+- likeable = like.likeable
+= render "timeline/likeables/#{likeable.class.name.downcase}", likeable: likeable

app/views/timeline/index.html.haml

@@ -14,6 +14,7 @@
               = link_to owner, owner
               = event_description(event)
               = render 'timeline/photos', photo: resolve_model(event) if event.event_type == 'photo'
+              = render 'timeline/like', like: resolve_model(event) if event.event_type == 'like'
             %small
             - if event.event_at.present?
               - if event.event_at.kind_of?(Date)

app/views/timeline/likeables/_photo.html.haml

@@ -0,0 +1 @@
+= render 'timeline/photos', photo: likeable

app/views/timeline/likeables/_post.html.haml

@@ -0,0 +1,6 @@
+.card.my-2
+  .card-body
+    %blockquote.blockquote.mb-0
+      %p= truncate(likeable.body, length: 140)
+      %footer.blockquote-footer
+        = link_to "view post", likeable

spec/features/timeline/index_spec.rb

@@ -17,6 +17,10 @@ describe "timeline", :js do
     let!(:friend_harvest) { FactoryBot.create(:planting, owner: friend2, planted_at: 3.years.ago) }
     let!(:finished_planting) { FactoryBot.create(:finished_planting, owner: friend1) }
     let!(:no_planted_at_planting) { FactoryBot.create(:planting, owner: friend2, planted_at: nil) }
+    let!(:friend_photo) { FactoryBot.create(:photo, owner: friend1) }
+    let!(:friend_post) { FactoryBot.create(:post, author: friend2) }
+    let!(:liked_post) { FactoryBot.create(:like, likeable: friend_photo, member: friend2) }
+    let!(:liked_photo) { FactoryBot.create(:like, likeable: friend_post, member: friend1) }
 
     before do
       login_as(member)
@@ -28,6 +32,8 @@ describe "timeline", :js do
       it { expect(page).to have_link href: planting_path(friend_harvest) }
       it { expect(page).to have_link href: planting_path(finished_planting) }
       it { expect(page).to have_no_link href: planting_path(no_planted_at_planting) }
+      it { expect(page).to have_link href: photo_path(friend_photo) }
+      it { expect(page).to have_link href: post_path(friend_post) }
     end
 
     describe 'shows the friends you follow' do