Do not show answers without additional information

app/components/polls/questions/read_more_answer_component.html.erb

@@ -1,5 +1,5 @@
 <h2><%= question.title %></h2>
-<% question.question_answers.each do |answer| %>
+<% question.answers_with_read_more.each do |answer| %>
   <div class="small-12 medium-6 column end answer <%= cycle("first", "") %>" id="answer_<%= answer.id %>">
     <h3><%= answer.title %></h3>
 

app/components/polls/questions/read_more_answer_component.rb

@@ -6,4 +6,8 @@ class Polls::Questions::ReadMoreAnswerComponent < ApplicationComponent
   def initialize(question:)
     @question = question
   end
+
+  def render?
+    question.answers_with_read_more?
+  end
 end

app/models/poll/question.rb

@@ -74,4 +74,12 @@ class Poll::Question < ApplicationRecord
   def possible_answers
     question_answers.joins(:translations).pluck("poll_question_answer_translations.title")
   end
+
+  def answers_with_read_more?
+    answers_with_read_more.any?
+  end
+
+  def answers_with_read_more
+    question_answers.select(&:with_read_more?)
+  end
 end

app/models/poll/question/answer.rb

@@ -40,4 +40,8 @@ class Poll::Question::Answer < ApplicationRecord
   def total_votes_percentage
     question.answers_total_votes.zero? ? 0 : (total_votes * 100.0) / question.answers_total_votes
   end
+
+  def with_read_more?
+    description.present? || images.any? || documents.any? || videos.any?
+  end
 end

spec/components/polls/questions/read_more_answer_component_spec.rb

@@ -7,6 +7,8 @@ describe Polls::Questions::ReadMoreAnswerComponent do
   let(:answer) { create(:poll_question_answer, question: question) }
 
   it "renders question title" do
+    create(:poll_question_answer, question: question, description: "Question answer description")
+
     render_inline Polls::Questions::ReadMoreAnswerComponent.new(question: question)
 
     expect(page).to have_content "Question title?"
@@ -21,6 +23,14 @@ describe Polls::Questions::ReadMoreAnswerComponent do
     expect("Answer B").to appear_before("Answer A")
   end
 
+  it "does not render when answers does not have more information" do
+    answer.update!(description: nil)
+
+    render_inline Polls::Questions::ReadMoreAnswerComponent.new(question: question)
+
+    expect(page).not_to be_rendered
+  end
+
   it "renders answers with videos" do
     create(:poll_answer_video, answer: answer, title: "Awesome video", url: "youtube.com/watch?v=123")
 

spec/models/poll/question/answer_spec.rb

@@ -34,4 +34,30 @@ describe Poll::Question::Answer do
       expect(Poll::Question::Answer.with_content).to be_empty
     end
   end
+
+  describe "#with_read_more?" do
+    it "returns false when the answer does not have description, images, videos nor documents" do
+      poll_question_answer = build(:poll_question_answer, description: nil)
+
+      expect(poll_question_answer.with_read_more?).to be_falsy
+    end
+
+    it "returns true when the answer has description, images, videos or documents" do
+      poll_question_answer = build(:poll_question_answer, description: "Answer description")
+
+      expect(poll_question_answer.with_read_more?).to be_truthy
+
+      poll_question_answer = build(:poll_question_answer, :with_image)
+
+      expect(poll_question_answer.with_read_more?).to be_truthy
+
+      poll_question_answer = build(:poll_question_answer, :with_document)
+
+      expect(poll_question_answer.with_read_more?).to be_truthy
+
+      poll_question_answer = build(:poll_question_answer, :with_video)
+
+      expect(poll_question_answer.with_read_more?).to be_truthy
+    end
+  end
 end