# frozen_string_literal: true
require 'spec_helper'

RSpec.describe Packages::PackageFile, type: :model do
  using RSpec::Parameterized::TableSyntax

  let_it_be(:project) { create(:project) }
  let_it_be(:package_file1) { create(:package_file, :xml, file_name: 'FooBar') }
  let_it_be(:package_file2) { create(:package_file, :xml, file_name: 'ThisIsATest') }
  let_it_be(:package_file3) { create(:package_file, :xml, file_name: 'formatted.zip') }
  let_it_be(:debian_package) { create(:debian_package, project: project) }

  it_behaves_like 'having unique enum values'
  it_behaves_like 'destructible', factory: :package_file

  describe 'relationships' do
    it { is_expected.to belong_to(:package) }
    it { is_expected.to have_one(:conan_file_metadatum) }
    it { is_expected.to have_many(:package_file_build_infos).inverse_of(:package_file) }
    it { is_expected.to have_one(:debian_file_metadatum).inverse_of(:package_file).class_name('Packages::Debian::FileMetadatum') }
    it { is_expected.to have_one(:helm_file_metadatum).inverse_of(:package_file).class_name('Packages::Helm::FileMetadatum') }
  end

  describe 'validations' do
    it { is_expected.to validate_presence_of(:package) }
  end

  context 'with package filenames' do
    describe '.with_file_name' do
      let(:filename) { 'FooBar' }

      subject { described_class.with_file_name(filename) }

      it { is_expected.to match_array([package_file1]) }
    end

    describe '.with_file_name_like' do
      let(:filename) { 'foobar' }

      subject { described_class.with_file_name_like(filename) }

      it { is_expected.to match_array([package_file1]) }
    end

    describe '.with_format' do
      subject { described_class.with_format('zip') }

      it { is_expected.to contain_exactly(package_file3) }
    end
  end

  context 'updating project statistics' do
    let_it_be(:package, reload: true) { create(:package) }

    context 'when the package file has an explicit size' do
      it_behaves_like 'UpdateProjectStatistics' do
        subject { build(:package_file, :jar, package: package, size: 42) }
      end
    end

    context 'when the package file does not have a size' do
      it_behaves_like 'UpdateProjectStatistics' do
        subject { build(:package_file, package: package, size: nil) }
      end
    end
  end

  describe '.for_package_ids' do
    it 'returns matching packages' do
      expect(described_class.for_package_ids([package_file1.package.id, package_file2.package.id]))
        .to contain_exactly(package_file1, package_file2)
    end
  end

  describe '.with_conan_package_reference' do
    let_it_be(:non_matching_package_file) { create(:package_file, :nuget) }
    let_it_be(:metadatum) { create(:conan_file_metadatum, :package_file) }
    let_it_be(:reference) { metadatum.conan_package_reference}

    it 'returns matching packages' do
      expect(described_class.with_conan_package_reference(reference))
        .to eq([metadatum.package_file])
    end
  end

  describe '.for_rubygem_with_file_name' do
    let_it_be(:non_ruby_package) { create(:nuget_package, project: project, package_type: :nuget) }
    let_it_be(:ruby_package) { create(:rubygems_package, project: project, package_type: :rubygems) }
    let_it_be(:file_name) { 'other.gem' }

    let_it_be(:non_ruby_file) { create(:package_file, :nuget, package: non_ruby_package, file_name: file_name) }
    let_it_be(:gem_file1) { create(:package_file, :gem, package: ruby_package) }
    let_it_be(:gem_file2) { create(:package_file, :gem, package: ruby_package, file_name: file_name) }

    it 'returns the matching gem file only for ruby packages' do
      expect(described_class.for_rubygem_with_file_name(project, file_name)).to contain_exactly(gem_file2)
    end
  end

  context 'Debian scopes' do
    let_it_be(:debian_changes) { debian_package.package_files.last }
    let_it_be(:debian_deb) { create(:debian_package_file, package: debian_package)}
    let_it_be(:debian_udeb) { create(:debian_package_file, :udeb, package: debian_package)}

    let_it_be(:debian_contrib) do
      create(:debian_package_file, package: debian_package).tap do |pf|
        pf.debian_file_metadatum.update!(component: 'contrib')
      end
    end

    let_it_be(:debian_mipsel) do
      create(:debian_package_file, package: debian_package).tap do |pf|
        pf.debian_file_metadatum.update!(architecture: 'mipsel')
      end
    end

    describe '#with_debian_file_type' do
      it { expect(described_class.with_debian_file_type(:changes)).to contain_exactly(debian_changes) }
    end

    describe '#with_debian_component_name' do
      it { expect(described_class.with_debian_component_name('contrib')).to contain_exactly(debian_contrib) }
    end

    describe '#with_debian_architecture_name' do
      it { expect(described_class.with_debian_architecture_name('mipsel')).to contain_exactly(debian_mipsel) }
    end
  end

  describe '.for_helm_with_channel' do
    let_it_be(:project) { create(:project) }
    let_it_be(:non_helm_package) { create(:nuget_package, project: project, package_type: :nuget) }
    let_it_be(:helm_package1) { create(:helm_package, project: project, package_type: :helm) }
    let_it_be(:helm_package2) { create(:helm_package, project: project, package_type: :helm) }
    let_it_be(:channel) { 'some-channel' }

    let_it_be(:non_helm_file) { create(:package_file, :nuget, package: non_helm_package) }
    let_it_be(:helm_file1) { create(:helm_package_file, package: helm_package1) }
    let_it_be(:helm_file2) { create(:helm_package_file, package: helm_package2, channel: channel) }

    it 'returns the matching file only for Helm packages' do
      expect(described_class.for_helm_with_channel(project, channel)).to contain_exactly(helm_file2)
    end

    context 'with package files pending destruction' do
      let_it_be(:package_file_pending_destruction) { create(:helm_package_file, :pending_destruction, package: helm_package2, channel: channel) }

      it 'does not return them' do
        expect(described_class.for_helm_with_channel(project, channel)).to contain_exactly(helm_file2)
      end

      context 'with packages_installable_package_files disabled' do
        before do
          stub_feature_flags(packages_installable_package_files: false)
        end

        it 'returns them' do
          expect(described_class.for_helm_with_channel(project, channel)).to contain_exactly(helm_file2, package_file_pending_destruction)
        end
      end
    end
  end

  describe '.most_recent!' do
    it { expect(described_class.most_recent!).to eq(debian_package.package_files.last) }
  end

  describe '.most_recent_for' do
    let_it_be(:package1) { create(:npm_package) }
    let_it_be(:package2) { create(:npm_package) }
    let_it_be(:package3) { create(:npm_package) }
    let_it_be(:package4) { create(:npm_package) }

    let_it_be(:package_file2_2) { create(:package_file, :npm, package: package2) }

    let_it_be(:package_file3_2) { create(:package_file, :npm, package: package3) }
    let_it_be(:package_file3_3) { create(:package_file, :npm, package: package3) }
    let_it_be(:package_file3_4) { create(:package_file, :npm, :pending_destruction, package: package3) }

    let_it_be(:package_file4_2) { create(:package_file, :npm, package: package2) }
    let_it_be(:package_file4_3) { create(:package_file, :npm, package: package2) }
    let_it_be(:package_file4_4) { create(:package_file, :npm, package: package2) }
    let_it_be(:package_file4_4) { create(:package_file, :npm, :pending_destruction, package: package2) }

    let(:most_recent_package_file1) { package1.installable_package_files.recent.first }
    let(:most_recent_package_file2) { package2.installable_package_files.recent.first }
    let(:most_recent_package_file3) { package3.installable_package_files.recent.first }
    let(:most_recent_package_file4) { package4.installable_package_files.recent.first }

    subject { described_class.most_recent_for(packages) }

    where(
      package_input1: [1, nil],
      package_input2: [2, nil],
      package_input3: [3, nil],
      package_input4: [4, nil]
    )

    with_them do
      let(:compact_inputs) { [package_input1, package_input2, package_input3, package_input4].compact }
      let(:packages) do
        ::Packages::Package.id_in(
          compact_inputs.map { |pkg_number| public_send("package#{pkg_number}") }
            .map(&:id)
        )
      end

      let(:expected_package_files) { compact_inputs.map { |pkg_number| public_send("most_recent_package_file#{pkg_number}") } }

      it { is_expected.to contain_exactly(*expected_package_files) }
    end

    context 'extra join and extra where' do
      let_it_be(:helm_package) { create(:helm_package, without_package_files: true) }
      let_it_be(:helm_package_file1) { create(:helm_package_file, channel: 'alpha') }
      let_it_be(:helm_package_file2) { create(:helm_package_file, channel: 'alpha', package: helm_package) }
      let_it_be(:helm_package_file3) { create(:helm_package_file, channel: 'beta', package: helm_package) }
      let_it_be(:helm_package_file4) { create(:helm_package_file, channel: 'beta', package: helm_package) }

      let(:extra_join) { :helm_file_metadatum }
      let(:extra_where) { { packages_helm_file_metadata: { channel: 'alpha' } } }

      subject { described_class.most_recent_for(Packages::Package.id_in(helm_package.id), extra_join: extra_join, extra_where: extra_where) }

      it 'returns the most recent package for the selected channel' do
        expect(subject).to contain_exactly(helm_package_file2)
      end

      context 'with package files pending destruction' do
        let_it_be(:package_file_pending_destruction) { create(:helm_package_file, :pending_destruction, package: helm_package, channel: 'alpha') }

        it 'does not return them' do
          expect(subject).to contain_exactly(helm_package_file2)
        end

        context 'with packages_installable_package_files disabled' do
          before do
            stub_feature_flags(packages_installable_package_files: false)
          end

          it 'returns them' do
            expect(subject).to contain_exactly(package_file_pending_destruction)
          end
        end
      end
    end
  end

  describe '#pipelines' do
    let_it_be_with_refind(:package_file) { create(:package_file) }

    subject { package_file.pipelines }

    context 'package_file without pipeline' do
      it { is_expected.to be_empty }
    end

    context 'package_file with pipeline' do
      let_it_be(:pipeline) { create(:ci_pipeline) }
      let_it_be(:pipeline2) { create(:ci_pipeline) }

      before do
        package_file.package_file_build_infos.create!(pipeline: pipeline)
        package_file.package_file_build_infos.create!(pipeline: pipeline2)
      end

      it { is_expected.to contain_exactly(pipeline, pipeline2) }
    end
  end

  describe '#update_file_store callback' do
    let_it_be(:package_file) { build(:package_file, :nuget, size: nil) }

    subject { package_file.save! }

    it 'updates metadata columns' do
      expect(package_file)
        .to receive(:update_file_store)
        .and_call_original

      # This expectation uses a stub because we can no longer test a change from
      # `nil` to `1`, because the field is no longer nullable, and it defaults
      # to `1`.
      expect(package_file)
        .to receive(:update_column)
        .with(:file_store, ::Packages::PackageFileUploader::Store::LOCAL)

      expect { subject }.to change { package_file.size }.from(nil).to(3513)
    end
  end

  context 'update callbacks' do
    subject { package_file.save! }

    shared_examples 'executing the default callback' do
      it 'executes the default callback' do
        expect(package_file).to receive(:remove_previously_stored_file)
        expect(package_file).not_to receive(:move_in_object_storage)

        subject
      end
    end

    context 'with object storage disabled' do
      let(:package_file) { create(:package_file, file_name: 'file_name.txt') }

      before do
        stub_package_file_object_storage(enabled: false)
      end

      it_behaves_like 'executing the default callback'

      context 'with new_file_path set' do
        before do
          package_file.new_file_path = 'test'
        end

        it_behaves_like 'executing the default callback'
      end
    end

    context 'with object storage enabled' do
      let(:package_file) do
        create(
          :package_file,
          file_name: 'file_name.txt',
          file: CarrierWaveStringFile.new_file(
            file_content: 'content',
            filename: 'file_name.txt',
            content_type: 'text/plain'
          ),
          file_store: ::Packages::PackageFileUploader::Store::REMOTE
        )
      end

      before do
        stub_package_file_object_storage(enabled: true)
      end

      it_behaves_like 'executing the default callback'

      context 'with new_file_path set' do
        before do
          package_file.new_file_path = 'test'
        end

        it 'executes the move_in_object_storage callback' do
          expect(package_file).not_to receive(:remove_previously_stored_file)
          expect(package_file).to receive(:move_in_object_storage).and_call_original
          expect(package_file.file.file).to receive(:copy_to).and_call_original
          expect(package_file.file.file).to receive(:delete).and_call_original

          subject
        end
      end
    end
  end

  context 'status scopes' do
    let_it_be(:package) { create(:package) }
    let_it_be(:default_package_file) { create(:package_file, package: package) }
    let_it_be(:pending_destruction_package_file) { create(:package_file, :pending_destruction, package: package) }

    describe '.installable' do
      subject { package.installable_package_files }

      it 'does not include non-displayable packages', :aggregate_failures do
        is_expected.to include(default_package_file)
        is_expected.not_to include(pending_destruction_package_file)
      end
    end

    describe '.with_status' do
      subject { described_class.with_status(:pending_destruction) }

      it { is_expected.to contain_exactly(pending_destruction_package_file) }
    end
  end
end