require "rails_helper"
require "sessions_helper"

describe "Legislation Proposals" do
  let(:user)     { create(:user) }
  let(:process)  { create(:legislation_process) }
  let(:proposal) { create(:legislation_proposal) }

  context "Concerns" do
    it_behaves_like "notifiable in-app", :legislation_proposal
  end

  scenario "Only one menu element has 'active' CSS selector" do
    visit legislation_process_proposal_path(proposal.process, proposal)

    within("#navigation_bar") do
      expect(page).to have_css(".is-active", count: 1)
    end
  end

  describe "Random pagination" do
    let(:per_page) { 4 }

    before do
      allow(Legislation::Proposal).to receive(:default_per_page).and_return(per_page)

      create_list(
        :legislation_proposal,
        (Legislation::Proposal.default_per_page + 2),
        process: process
      )
    end

    context "for several users" do
      let(:user2)    { create(:user) }
      let(:per_page) { 12 }

      scenario "Each user has a different and consistent random proposals order", :js do
        first_user_proposals_order = nil
        second_user_proposals_order = nil

        in_browser(:one) do
          login_as user
          visit legislation_process_proposals_path(process)
          first_user_proposals_order = legislation_proposals_order
        end

        in_browser(:two) do
          login_as user2
          visit legislation_process_proposals_path(process)
          second_user_proposals_order = legislation_proposals_order
        end

        expect(first_user_proposals_order).not_to eq(second_user_proposals_order)

        in_browser(:one) do
          visit legislation_process_proposals_path(process)
          expect(legislation_proposals_order).to eq(first_user_proposals_order)
        end

        in_browser(:two) do
          visit legislation_process_proposals_path(process)
          expect(legislation_proposals_order).to eq(second_user_proposals_order)
        end
      end
    end

    scenario "Random order maintained with pagination", :js do
      login_as user
      visit legislation_process_proposals_path(process)
      first_page_proposals_order = legislation_proposals_order

      click_link "Next"

      expect(page).to have_content "You're on page 2"
      expect(first_page_proposals_order & legislation_proposals_order).to eq([])

      click_link "Previous"

      expect(page).to have_content "You're on page 1"
      expect(legislation_proposals_order).to eq(first_page_proposals_order)
    end

    scenario "Does not crash when the seed is not a number" do
      login_as user
      visit legislation_process_proposals_path(process, random_seed: "Spoof")

      expect(page).to have_content "You're on page 1"
    end
  end

  context "Selected filter" do
    scenario "apperars even if there are not any selected poposals" do
      create(:legislation_proposal, legislation_process_id: process.id)

      visit legislation_process_proposals_path(process)

      expect(page).to have_content("Selected")
    end

    scenario "defaults to winners if there are selected proposals" do
      create(:legislation_proposal, legislation_process_id: process.id)
      create(:legislation_proposal, legislation_process_id: process.id, selected: true)

      visit legislation_process_proposals_path(process)

      expect(page).to have_link("Random")
      expect(page).not_to have_link("Selected")
      expect(page).to have_content("Selected")
    end

    scenario "defaults to random if the current process does not have selected proposals" do
      create(:legislation_proposal, legislation_process_id: process.id)
      create(:legislation_proposal, selected: true)

      visit legislation_process_proposals_path(process)

      expect(page).to have_link("Selected")
      expect(page).not_to have_link("Random")
      expect(page).to have_content("Random")
    end

    scenario "filters correctly" do
      proposal1 = create(:legislation_proposal, legislation_process_id: process.id)
      proposal2 = create(:legislation_proposal, legislation_process_id: process.id, selected: true)

      visit legislation_process_proposals_path(process, filter: "random")
      click_link "Selected"

      expect(page).to have_css("div#legislation_proposal_#{proposal2.id}")
      expect(page).not_to have_css("div#legislation_proposal_#{proposal1.id}")
    end
  end

  def legislation_proposals_order
    all("[id^='legislation_proposal_']").map { |e| e[:id] }
  end

  scenario "Create a legislation proposal with an image", :js do
    create(:legislation_proposal, process: process)

    login_as user

    visit new_legislation_process_proposal_path(process)

    fill_in "Proposal title", with: "Legislation proposal with image"
    fill_in "Proposal summary", with: "Including an image on a legislation proposal"
    imageable_attach_new_file(create(:image), Rails.root.join("spec/fixtures/files/clippy.jpg"))
    check "legislation_proposal_terms_of_service"
    click_button "Create proposal"

    expect(page).to have_content "Legislation proposal with image"
    expect(page).to have_content "Including an image on a legislation proposal"
    expect(page).to have_css("img[alt='#{Legislation::Proposal.last.image.title}']")
  end

  scenario "Show votes score on index and show" do
    legislation_proposal_positive = create(:legislation_proposal,
                                           legislation_process_id: process.id,
                                           title: "Legislation proposal positive")

    legislation_proposal_zero = create(:legislation_proposal,
                                       legislation_process_id: process.id,
                                       title: "Legislation proposal zero")

    legislation_proposal_negative = create(:legislation_proposal,
                                           legislation_process_id: process.id,
                                           title: "Legislation proposal negative")

    10.times { create(:vote, votable: legislation_proposal_positive, vote_flag: true) }
    3.times  { create(:vote, votable: legislation_proposal_positive, vote_flag: false) }

    5.times { create(:vote, votable: legislation_proposal_zero, vote_flag: true) }
    5.times  { create(:vote, votable: legislation_proposal_zero, vote_flag: false) }

    6.times  { create(:vote, votable: legislation_proposal_negative, vote_flag: false) }

    visit legislation_process_proposals_path(process)

    within "#legislation_proposal_#{legislation_proposal_positive.id}" do
      expect(page).to have_content("7 votes")
    end

    within "#legislation_proposal_#{legislation_proposal_zero.id}" do
      expect(page).to have_content("No votes")
    end

    within "#legislation_proposal_#{legislation_proposal_negative.id}" do
      expect(page).to have_content("-6 votes")
    end

    visit legislation_process_proposal_path(process, legislation_proposal_positive)
    expect(page).to have_content("7 votes")

    visit legislation_process_proposal_path(process, legislation_proposal_zero)
    expect(page).to have_content("No votes")

    visit legislation_process_proposal_path(process, legislation_proposal_negative)
    expect(page).to have_content("-6 votes")
  end

  scenario "Show link to process on show" do
    create(:legislation_proposal, legislation_process_id: process.id)

    visit legislation_process_proposal_path(proposal.process, proposal)

    within(".process-proposal") do
      expect(page).to have_content("Collaborative legislation process")
      expect(page).to have_link(process.title)
    end
  end
end