# frozen_string_literal: true

require 'rails_helper'

RSpec.describe TopicsController do
  let(:p1) { Fabricate(:post, like_count: 1) }
  let(:topic) { p1.topic }
  let(:p2) { Fabricate(:post, like_count: 2, topic: topic, user: Fabricate(:user)) }

  def schema_json(answerCount)
    if answerCount > 0
      answer_json = ',"acceptedAnswer":{"@type":"Answer","text":"%{answer_text}","upvoteCount":%{answer_likes},"dateCreated":"%{answered_at}","url":"%{answer_url}","author":{"@type":"Person","name":"%{username2}"}}' % {
        answer_text: p2.excerpt,
        answer_likes: p2.like_count,
        answered_at: p2.created_at.as_json,
        answer_url: p2.full_url,
        username2: p2.user&.username
      }
    else
      answer_json = ""
    end

    '<script type="application/ld+json">{"@context":"http://schema.org","@type":"QAPage","name":"%{title}","mainEntity":{"@type":"Question","name":"%{title}","text":"%{question_text}","upvoteCount":%{question_likes},"answerCount":%{answerCount},"dateCreated":"%{created_at}","author":{"@type":"Person","name":"%{username1}"}%{answer_json}}}</script>' % {
      title: topic.title,
      question_text: p1.excerpt,
      question_likes: p1.like_count,
      answerCount: answerCount,
      created_at: topic.created_at.as_json,
      username1: topic.user&.name,
      answer_json: answer_json
    }
  end

  context 'with solved enabled on every topic' do
    before do
      SiteSetting.allow_solved_on_all_topics = true
    end

    it 'should include correct schema information in header' do
      get "/t/#{topic.slug}/#{topic.id}"

      expect(response.body).to include(schema_json(0))

      p2.custom_fields["is_accepted_answer"] = true
      p2.save_custom_fields
      topic.custom_fields["accepted_answer_post_id"] = p2.id
      topic.save_custom_fields

      get "/t/#{topic.slug}/#{topic.id}"

      expect(response.body).to include(schema_json(1))
    end

    it 'should include quoted content in schema information' do
      post = topic.first_post
      post.raw = "[quote]This is a quoted text.[/quote]"
      post.save!
      post.rebake!

      get "/t/#{topic.slug}/#{topic.id}"

      expect(response.body).to include('"text":"This is a quoted text."')
    end
  end

  context 'with solved enabled for topics with specific tags' do
    let(:tag) { Fabricate(:tag) }

    before { SiteSetting.enable_solved_tags = tag.name }

    it 'includes the correct schema information' do
      DiscourseTagging.add_or_create_tags_by_name(topic, [tag.name])
      p2.custom_fields["is_accepted_answer"] = true
      p2.save_custom_fields
      topic.custom_fields["accepted_answer_post_id"] = p2.id
      topic.save_custom_fields

      get "/t/#{topic.slug}/#{topic.id}"

      expect(response.body).to include(schema_json(1))
    end

    it "doesn't include solved schema information when the topic has a different tag" do
      another_tag = Fabricate(:tag)

      DiscourseTagging.add_or_create_tags_by_name(topic, [another_tag.name])
      p2.custom_fields["is_accepted_answer"] = true
      p2.save_custom_fields
      topic.custom_fields["accepted_answer_post_id"] = p2.id
      topic.save_custom_fields

      get "/t/#{topic.slug}/#{topic.id}"

      expect(response.body).not_to include(schema_json(1))
    end
  end
end