# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Gitlab::GithubImport::Clients::Proxy, :manage, feature_category: :importers do
  subject(:client) { described_class.new(access_token, client_options) }

  let(:access_token) { 'test_token' }
  let(:client_options) { { foo: :bar } }

  it { expect(client).to delegate_method(:each_object).to(:client) }
  it { expect(client).to delegate_method(:user).to(:client) }
  it { expect(client).to delegate_method(:octokit).to(:client) }

  describe '#repos' do
    let(:search_text) { 'search text' }
    let(:pagination_options) { { limit: 10 } }

    context 'when remove_legacy_github_client FF is enabled' do
      let(:client_stub) { instance_double(Gitlab::GithubImport::Client) }

      let(:client_response) do
        {
          data: {
            search: {
              nodes: [{ name: 'foo' }, { name: 'bar' }],
              pageInfo: { startCursor: 'foo', endCursor: 'bar' },
              repositoryCount: 2
            }
          }
        }
      end

      it 'fetches repos with Gitlab::GithubImport::Client (GraphQL API)' do
        expect(Gitlab::GithubImport::Client)
          .to receive(:new).with(access_token).and_return(client_stub)
        expect(client_stub)
          .to receive(:search_repos_by_name_graphql)
          .with(search_text, pagination_options).and_return(client_response)

        expect(client.repos(search_text, pagination_options)).to eq(
          {
            repos: [{ name: 'foo' }, { name: 'bar' }],
            page_info: { startCursor: 'foo', endCursor: 'bar' },
            count: 2
          }
        )
      end
    end

    context 'when remove_legacy_github_client FF is disabled' do
      let(:client_stub) { instance_double(Gitlab::LegacyGithubImport::Client) }
      let(:search_text) { nil }

      before do
        stub_feature_flags(remove_legacy_github_client: false)
      end

      it 'fetches repos with Gitlab::LegacyGithubImport::Client' do
        expect(Gitlab::LegacyGithubImport::Client)
          .to receive(:new).with(access_token, client_options).and_return(client_stub)
        expect(client_stub).to receive(:repos)
          .and_return([{ name: 'foo' }, { name: 'bar' }])

        expect(client.repos(search_text, pagination_options))
          .to eq({ repos: [{ name: 'foo' }, { name: 'bar' }] })
      end

      context 'with filter params' do
        let(:search_text) { 'fo' }

        it 'fetches repos with Gitlab::LegacyGithubImport::Client' do
          expect(Gitlab::LegacyGithubImport::Client)
            .to receive(:new).with(access_token, client_options).and_return(client_stub)
          expect(client_stub).to receive(:repos)
            .and_return([{ name: 'FOO' }, { name: 'bAr' }])

          expect(client.repos(search_text, pagination_options))
            .to eq({ repos: [{ name: 'FOO' }] })
        end
      end
    end
  end

  describe '#count_by', :clean_gitlab_redis_cache do
    context 'when remove_legacy_github_client FF is enabled' do
      let(:client_stub) { instance_double(Gitlab::GithubImport::Client) }
      let(:client_response) { { data: { search: { repositoryCount: 1 } } } }

      before do
        stub_feature_flags(remove_legacy_github_client: true)
      end

      context 'when value is cached' do
        before do
          Gitlab::Cache::Import::Caching.write('github-importer/provider-repo-count/owned/user_id', 3)
        end

        it 'returns repository count from cache' do
          expect(Gitlab::GithubImport::Client)
            .to receive(:new).with(access_token).and_return(client_stub)
          expect(client_stub)
            .not_to receive(:count_repos_by_relation_type_graphql)
            .with({ relation_type: 'owned' })
          expect(client.count_repos_by('owned', 'user_id')).to eq(3)
        end
      end

      context 'when value is not cached' do
        it 'returns repository count' do
          expect(Gitlab::GithubImport::Client)
            .to receive(:new).with(access_token).and_return(client_stub)
          expect(client_stub)
            .to receive(:count_repos_by_relation_type_graphql)
            .with({ relation_type: 'owned' }).and_return(client_response)
          expect(Gitlab::Cache::Import::Caching)
            .to receive(:write)
            .with('github-importer/provider-repo-count/owned/user_id', 1, timeout: 5.minutes)
            .and_call_original
          expect(client.count_repos_by('owned', 'user_id')).to eq(1)
        end
      end
    end

    context 'when remove_legacy_github_client FF is disabled' do
      let(:client_stub) { instance_double(Gitlab::LegacyGithubImport::Client) }

      before do
        stub_feature_flags(remove_legacy_github_client: false)
      end

      it 'returns nil' do
        expect(Gitlab::LegacyGithubImport::Client)
          .to receive(:new).with(access_token, client_options).and_return(client_stub)
        expect(client.count_repos_by('owned', 'user_id')).to be_nil
      end
    end
  end
end