# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Query.project(fullPath).release(tagName)' do
  include GraphqlHelpers
  include Presentable

  let_it_be(:developer) { create(:user) }
  let_it_be(:guest) { create(:user) }
  let_it_be(:reporter) { create(:user) }
  let_it_be(:stranger) { create(:user) }
  let_it_be(:link_filepath) { '/direct/asset/link/path' }
  let_it_be(:released_at) { Time.now - 1.day }

  let(:base_url_params) { { scope: 'all', release_tag: release.tag } }
  let(:opened_url_params) { { state: 'opened', **base_url_params } }
  let(:merged_url_params) { { state: 'merged', **base_url_params } }
  let(:closed_url_params) { { state: 'closed', **base_url_params } }

  let(:post_query) { post_graphql(query, current_user: current_user) }
  let(:path_prefix) { %w[project release] }
  let(:data) { graphql_data.dig(*path) }

  def query(rq = release_fields)
    graphql_query_for(:project, { fullPath: project.full_path },
      query_graphql_field(:release, { tagName: release.tag }, rq))
  end

  before do
    stub_default_url_options(host: 'www.example.com')
  end

  shared_examples 'full access to the release field' do
    describe 'scalar fields' do
      let(:path) { path_prefix }

      let(:release_fields) do
        %{
          tagName
          tagPath
          description
          descriptionHtml
          name
          createdAt
          releasedAt
          upcomingRelease
        }
      end

      before do
        post_query
      end

      it 'finds all release data' do
        expect(data).to eq({
          'tagName' => release.tag,
          'tagPath' => project_tag_path(project, release.tag),
          'description' => release.description,
          'descriptionHtml' => release.description_html,
          'name' => release.name,
          'createdAt' => release.created_at.iso8601,
          'releasedAt' => release.released_at.iso8601,
          'upcomingRelease' => false
        })
      end
    end

    describe 'milestones' do
      let(:path) { path_prefix + %w[milestones nodes] }

      let(:release_fields) do
        query_graphql_field(:milestones, nil, 'nodes { id title }')
      end

      it 'finds all milestones associated to a release' do
        post_query

        expected = release.milestones.map do |milestone|
          { 'id' => global_id_of(milestone), 'title' => milestone.title }
        end

        expect(data).to match_array(expected)
      end
    end

    describe 'author' do
      let(:path) { path_prefix + %w[author] }

      let(:release_fields) do
        query_graphql_field(:author, nil, 'id username')
      end

      it 'finds the author of the release' do
        post_query

        expect(data).to eq(
          'id' => global_id_of(release.author),
          'username' => release.author.username
        )
      end
    end

    describe 'commit' do
      let(:path) { path_prefix + %w[commit] }

      let(:release_fields) do
        query_graphql_field(:commit, nil, 'sha')
      end

      it 'finds the commit associated with the release' do
        post_query

        expect(data).to eq('sha' => release.commit.sha)
      end
    end

    describe 'assets' do
      describe 'count' do
        let(:path) { path_prefix + %w[assets] }

        let(:release_fields) do
          query_graphql_field(:assets, nil, 'count')
        end

        it 'returns the number of assets associated to the release' do
          post_query

          expect(data).to eq('count' => release.sources.size + release.links.size)
        end
      end

      describe 'links' do
        let(:path) { path_prefix + %w[assets links nodes] }

        let(:release_fields) do
          query_graphql_field(:assets, nil,
            query_graphql_field(:links, nil, 'nodes { id name url external, directAssetUrl }'))
        end

        it 'finds all release links' do
          post_query

          expected = release.links.map do |link|
            {
              'id' => global_id_of(link),
              'name' => link.name,
              'url' => link.url,
              'external' => link.external?,
              'directAssetUrl' => link.filepath ? Gitlab::Routing.url_helpers.project_release_url(project, release) << "/downloads#{link.filepath}" : link.url
            }
          end

          expect(data).to match_array(expected)
        end
      end

      describe 'sources' do
        let(:path) { path_prefix + %w[assets sources nodes] }

        let(:release_fields) do
          query_graphql_field(:assets, nil,
            query_graphql_field(:sources, nil, 'nodes { format url }'))
        end

        it 'finds all release sources' do
          post_query

          expected = release.sources.map do |source|
            {
              'format' => source.format,
              'url' => source.url
            }
          end

          expect(data).to match_array(expected)
        end
      end
    end

    describe 'links' do
      let(:path) { path_prefix + %w[links] }

      let(:release_fields) do
        query_graphql_field(:links, nil, %{
          selfUrl
          openedMergeRequestsUrl
          mergedMergeRequestsUrl
          closedMergeRequestsUrl
          openedIssuesUrl
          closedIssuesUrl
        })
      end

      it 'finds all release links' do
        post_query

        expect(data).to eq(
          'selfUrl' => project_release_url(project, release),
          'openedMergeRequestsUrl' => project_merge_requests_url(project, opened_url_params),
          'mergedMergeRequestsUrl' => project_merge_requests_url(project, merged_url_params),
          'closedMergeRequestsUrl' => project_merge_requests_url(project, closed_url_params),
          'openedIssuesUrl' => project_issues_url(project, opened_url_params),
          'closedIssuesUrl' => project_issues_url(project, closed_url_params)
        )
      end
    end

    describe 'evidences' do
      let(:path) { path_prefix + %w[evidences] }

      let(:release_fields) do
        query_graphql_field(:evidences, nil, 'nodes { id sha filepath collectedAt }')
      end

      it 'finds all evidence fields' do
        post_query

        evidence = release.evidences.first.present

        expect(data["nodes"].first).to eq(
          'id' => global_id_of(evidence),
          'sha' => evidence.sha,
          'filepath' => evidence.filepath,
          'collectedAt' => evidence.collected_at.utc.iso8601
        )
      end
    end
  end

  shared_examples 'no access to the release field' do
    describe 'repository-related fields' do
      let(:path) { path_prefix }

      let(:release_fields) do
        'description'
      end

      before do
        post_query
      end

      it 'returns nil' do
        expect(data).to eq(nil)
      end
    end
  end

  shared_examples 'access to editUrl' do
    let(:path) { path_prefix + %w[links] }

    let(:release_fields) do
      query_graphql_field(:links, nil, 'editUrl')
    end

    before do
      post_query
    end

    it 'returns editUrl' do
      expect(data).to eq('editUrl' => edit_project_release_url(project, release))
    end
  end

  shared_examples 'no access to editUrl' do
    let(:path) { path_prefix + %w[links] }

    let(:release_fields) do
      query_graphql_field(:links, nil, 'editUrl')
    end

    before do
      post_query
    end

    it 'does not return editUrl' do
      expect(data).to eq('editUrl' => nil)
    end
  end

  describe "ensures that the correct data is returned based on the project's visibility and the user's access level" do
    context 'when the project is private' do
      let_it_be(:project) { create(:project, :repository, :private) }
      let_it_be(:milestone_1) { create(:milestone, project: project) }
      let_it_be(:milestone_2) { create(:milestone, project: project) }
      let_it_be(:release) { create(:release, :with_evidence, project: project, milestones: [milestone_1, milestone_2], released_at: released_at) }
      let_it_be(:release_link_1) { create(:release_link, release: release) }
      let_it_be(:release_link_2) { create(:release_link, release: release, filepath: link_filepath) }

      before_all do
        project.add_developer(developer)
        project.add_guest(guest)
        project.add_reporter(reporter)
      end

      context 'when the user is not logged in' do
        let(:current_user) { stranger }

        it_behaves_like 'no access to the release field'
      end

      context 'when the user has Guest permissions' do
        let(:current_user) { guest }

        it_behaves_like 'no access to the release field'
      end

      context 'when the user has Reporter permissions' do
        let(:current_user) { reporter }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'no access to editUrl'
      end

      context 'when the user has Developer permissions' do
        let(:current_user) { developer }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'access to editUrl'
      end
    end

    context 'when the project is public' do
      let_it_be(:project) { create(:project, :repository, :public) }
      let_it_be(:milestone_1) { create(:milestone, project: project) }
      let_it_be(:milestone_2) { create(:milestone, project: project) }
      let_it_be(:release) { create(:release, :with_evidence, project: project, milestones: [milestone_1, milestone_2], released_at: released_at) }
      let_it_be(:release_link_1) { create(:release_link, release: release) }
      let_it_be(:release_link_2) { create(:release_link, release: release, filepath: link_filepath) }

      before_all do
        project.add_developer(developer)
        project.add_guest(guest)
        project.add_reporter(reporter)
      end

      context 'when the user is not logged in' do
        let(:current_user) { stranger }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'no access to editUrl'
      end

      context 'when the user has Guest permissions' do
        let(:current_user) { guest }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'no access to editUrl'
      end

      context 'when the user has Reporter permissions' do
        let(:current_user) { reporter }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'no access to editUrl'
      end

      context 'when the user has Reporter permissions' do
        let(:current_user) { reporter }

        it_behaves_like 'full access to the release field'
      end

      context 'when the user has Developer permissions' do
        let(:current_user) { developer }

        it_behaves_like 'full access to the release field'
        it_behaves_like 'access to editUrl'
      end
    end
  end

  describe 'ensures that the release data can be contolled by a feature flag' do
    context 'when the graphql_release_data feature flag is disabled' do
      let_it_be(:project) { create(:project, :repository, :public) }
      let_it_be(:release) { create(:release, project: project) }

      let(:current_user) { developer }

      before do
        stub_feature_flags(graphql_release_data: false)

        project.add_developer(developer)
      end

      it_behaves_like 'no access to the release field'
    end
  end

  describe 'upcoming release' do
    let(:path) { path_prefix }
    let(:project) { create(:project, :repository, :private) }
    let(:release) { create(:release, :with_evidence, project: project, released_at: released_at) }
    let(:current_user) { developer }

    let(:release_fields) do
      %{
        releasedAt
        upcomingRelease
      }
    end

    before do
      project.add_developer(developer)
      post_query
    end

    context 'future release' do
      let(:released_at) { Time.now + 1.day }

      it 'finds all release data' do
        expect(data).to eq({
          'releasedAt' => release.released_at.iso8601,
          'upcomingRelease' => true
        })
      end
    end

    context 'past release' do
      let(:released_at) { Time.now - 1.day }

      it 'finds all release data' do
        expect(data).to eq({
          'releasedAt' => release.released_at.iso8601,
          'upcomingRelease' => false
        })
      end
    end
  end
end