require 'rails_helper'

RSpec.describe 'Wiki resource ordering', type: :request do
  include TagGroupRecords
  let(:user) { create_member_user! }

  it 'selects the latest twenty across both resources before applying the global limit' do
    start = Time.utc(2026, 1, 1)
    descriptions = 24.times.map do |index|
      tag = create(:tag, primary_name: "rank_#{ index }")
      TagDescription.create!(tag:, language_code: 'ja', body: 'current', version_no: 1,
                             updated_at: start + index.hours)
    end
    groups = [24, 25].map do |hour|
      group = TagGroup.find(seed_group(name: "rank_group_#{ hour }"))
      group.update_columns(updated_at: start + hour.hours)
      group
    end

    get '/wiki', params: { title: 'rank' }

    expect(response).to have_http_status(:ok)
    expected = groups.reverse.map { ['tag_group', _1.id] } +
        descriptions.last(18).reverse.map { ['tag_description', _1.id] }
    expect(json.map { [_1.fetch('resource_type'), _1.fetch('id')] }).to eq(expected)
  end

  it 'breaks timestamp ties by resource kind and ID while retaining legacy overlaps' do
    time = Time.utc(2026, 1, 1)
    tag = create(:tag, primary_name: 'tied')
    TagDescription.create!(id: 51, tag:, language_code: 'ja', body: 'current',
                           version_no: 1, updated_at: time)
    group = TagGroup.find(seed_group(name: 'tied', id: 51))
    group.update_columns(updated_at: time)

    2.times do
      get '/wiki', params: { title: 'tied' }
      expect(json.map { [_1.fetch('resource_type'), _1.fetch('id')] })
          .to eq([['tag_description', 51], ['tag_group', 51]])
    end
  end
end