require 'db/mongo/connectors/project'
require 'spec/connectors/tester_connector/project'
require_relative 'shared_connectors_context'

RSpec.describe Connectors::Project, type: :connector do
  set_tester_connector TesterConnector::Project
  include_context 'connectors'
  let(:model_class) { Devops::Model::Project }

  include_examples 'mongo connector', {
    model_name: :project,
    factory_name: :project,
    only: [:insert, :show, :delete],
    field_to_update: :deploy_envs
  }

  describe '#is_project_exists?' do
    subject { @connector.is_project_exists?(build(:project, id: 'foo')) }
    it 'returns true if project exists' do
      @tester_connector.create(id: 'foo') do
        expect(subject).to be true
      end
    end
    it 'returns false if project doesn\'t exists' do
      expect(subject).to be false
    end
  end

  describe '#projects_all' do
    it 'returns array of projects' do
      @tester_connector.create_list(2) do
        result = @connector.projects_all
        expect(result).to be_an_array_of(model_class).and have_size(2)
      end
    end
  end

  describe '#projects', cleanup_after: :all do
    before(:all) do
      @tester_connector.create build(:project, id: 'foo', type: 'multi').to_mongo_hash
      @tester_connector.create build(:project, id: 'bar', archived: true).to_mongo_hash
      @tester_connector.create build(:project, id: 'baz').to_mongo_hash
    end

    it 'returns non archived projects with all params unset' do
      expect(@connector.projects).to have_size(2)
    end

    it 'returns projects with given ids' do
      result = @connector.projects(%w(foo baz))
      expect(result).to be_an_array_of(model_class)
      expect(result.map(&:id)).to match_array(%w(foo baz))
    end

    it 'returns multi projects if @type == :multi' do
      expect(
        @connector.projects(nil, :multi).map(&:id)
      ).to match_array ['foo']
    end

    it 'returns only given fields and id if @fields is set' do
      result = @connector.projects(nil, nil, [:deploy_envs])
      expect(result.map(&:id).compact).not_to eq []
      expect(result.map(&:deploy_envs).compact).not_to eq []
      expect(result.map(&:description).compact).to eq []
    end

    it 'returns only archived projects if @archived=true' do
      result = @connector.projects(nil, nil, [], true)
      expect(result.map(&:id)).to match_array(%w(bar))
    end
  end

  describe '#project_names_with_envs', cleanup_after: :all do
    before(:all) do
      @tester_connector.create(
        id: 'foo',
        deploy_envs: [{identifier: 'env1'}, {identifier: 'env2'}]
      )
      @tester_connector.create(
        id: 'bar',
        deploy_envs: [{identifier: 'env3'}, {identifier: 'env4'}]
      )
    end

    it 'returns hash like {"project_name" => ["env1", "env2]}' do
      result = @connector.project_names_with_envs
      expect(result.keys.sort).to match_array %w(foo bar)
      expect(result['foo'].sort).to match_array %w(env1 env2)
      expect(result['bar'].sort).to match_array %w(env3 env4)
    end

    it 'returns only projects with given names' do
      expect(@connector.project_names_with_envs(['bar']).keys).to match_array %w(bar)
    end
  end

  describe '#projects_by_image', cleanup_after: :each do
    def env(image)
      {image: image, provider: 'ec2'}
    end

    it 'returns projects deploy_envs of which have given image' do
      @tester_connector.create(id: 'foo', deploy_envs: [env('a'), env('b')])
      @tester_connector.create(id: 'bar', deploy_envs: [env('a'), env('a')])
      @tester_connector.create(id: 'baz', deploy_envs: [env('b'), env('b')])
      result = @connector.projects_by_image('a')
      expect(result).to be_an_array_of(model_class)
      expect(result.map(&:id)).to match_array %w(foo bar)
    end
  end

  describe '#projects_by_user', cleanup_after: :each do
    def env(users)
      {users: users, provider: 'ec2'}
    end

    it 'returns projects deploy_envs of which have given user' do
      @tester_connector.create(id: 'foo', deploy_envs: [ env(%w(user1 user2)) ])
      @tester_connector.create(id: 'bar', deploy_envs: [ env(%w(user1 user1)) ])
      @tester_connector.create(id: 'baz', deploy_envs: [ env(%w(user2 user2)) ])
      @tester_connector.create(id: 'baf', deploy_envs: [ env(%w(user1)), env(%w(user2)) ])
      result = @connector.projects_by_user('user1')
      expect(result).to be_an_array_of(model_class)
      expect(result.map(&:id)).to match_array %w(foo bar baf)
    end
  end

  describe '#archive_project' do
    it 'sets archived to true' do
      @tester_connector.create(id: 'foo') do
        @connector.archive_project('foo')
        expect(@tester_connector.show('foo')).to include('archived' => true)
      end
    end
  end

  describe '#unarchive_project' do
    it 'unsets archived' do
      @tester_connector.create(id: 'foo', archived: true) do
        @connector.unarchive_project('foo')
        expect(@tester_connector.show('foo')).not_to include('archived')
      end
    end
  end

  describe '#check_project_auth', cleanup_after: :all do
    before(:all) do
      @tester_connector.create(id: 'foo', deploy_envs: [
        {identifier: 'bar', provider: 'ec2', users: %w(user1)}
      ])
    end

    it "raises InvalidPrivileges if given env users don't include given user" do
      expect {
        @connector.check_project_auth('foo', 'bar', 'user2')
      }.to raise_error(InvalidPrivileges)
    end

    it "returns project if env's users include given user" do
      result = @connector.check_project_auth('foo', 'bar', 'user1')
      expect(result).to be_an_instance_of(model_class)
      expect(result.id).to eq 'foo'
    end
  end

  describe '#projects_and_deploy_envs_by_field', cleanup_after: :all do
    def env(field, value)
      {provider: 'ec2', field => value}
    end
    before(:all) do
      @tester_connector.create(id: 'foo', deploy_envs: [
        env(:image, 'image1'), env(:stack_template, 'template1')
      ])
    end

    it 'returns projects with deploy envs containing given field with given value' do
      expect(
        @connector.projects_and_deploy_envs_by_field(:image, 'image1').map(&:id)
      ).to match_array %w(foo)

      expect(
        @connector.projects_and_deploy_envs_by_field(:stack_template, 'template1').map(&:id)
      ).to match_array %w(foo)
    end
  end

  describe '#set_project_deploy_env_field', cleanup_after: :each do
    it 'updates given env from given field_value_hash' do
      @tester_connector.create(id: 'foo', deploy_envs: [
        {identifier: 'bar', provider: 'ec2'}
      ])
      @connector.set_project_deploy_env_field('foo', 'bar', image: 'a', stack_template: 'b')
      updated_project = @tester_connector.show('foo')
      expect(updated_project['deploy_envs'].first['image']).to eq 'a'
      expect(updated_project['deploy_envs'].first['stack_template']).to eq 'b'
    end
  end

  describe '#set_project_env_run_list', cleanup_after: :all do
    before(:all) do
      @tester_connector.create(id: 'foo', deploy_envs: [{identifier: 'bar', provider: 'ec2'}])
    end
    before { allow_any_instance_of(Validators::Helpers::RunList).to receive(:validate!) }

    it 'validates run list' do
      run_list = []
      expect_any_instance_of(Validators::Helpers::RunList).to receive(:validate!)
      @connector.set_project_env_run_list('foo', 'bar', run_list)
    end

    it "updates env's RunList" do
      run_list = ['role[foo]']
      @connector.set_project_env_run_list('foo', 'bar', run_list)
      expect(@tester_connector.show('foo')['deploy_envs'].first['run_list']).to eq run_list
    end
  end

  describe '#set_project_env_run_list', cleanup_after: :all do
    before(:all) do
      @tester_connector.create(id: 'foo')
    end
    before { allow_any_instance_of(Validators::Helpers::RunList).to receive(:validate!) }

    it 'validates run list' do
      run_list = []
      expect_any_instance_of(Validators::Helpers::RunList).to receive(:validate!)
      @connector.set_project_run_list('foo', run_list)
    end

    it "updates project's RunList" do
      run_list = ['role[foo]']
      @connector.set_project_run_list('foo',  run_list)
      expect(@tester_connector.show('foo')['run_list']).to eq run_list
    end
  end

  describe '#add_deploy_env_to_project' do
    it 'adds env to project' do
      @tester_connector.create(id: 'foo', deploy_envs: []) do
        @connector.add_deploy_env_to_project('foo', build(:deploy_env))
        expect(@tester_connector.show('foo')['deploy_envs']).not_to be_empty
      end
    end
  end

  describe '#remove_deploy_env_from_project', cleanup_after: :each do
    before { @tester_connector.create(id: 'foo', deploy_envs: [{identifier: 'bar'}]) }

    it "removes env from project" do
      @connector.remove_deploy_env_from_project('foo', 'bar')
      expect(@tester_connector.show('foo')['deploy_envs']).to be_empty
    end

    it 'raises ArgumentError if given env is not a String' do
      env = build(:deploy_env_ec2, identifier: 'bar')
      expect { @connector.remove_deploy_env_from_project('foo', env) }.to raise_error(ArgumentError)
    end
  end

  describe '#project_update_field', cleanup_after: :each do
    before { @tester_connector.create(id: 'foo', description: 'desc', run_list: []) }
    subject { @connector.project_update_field('foo', 'run_list', ['role[a]']) }

    it 'updates given field of given project' do
      expect {subject}.to change { @tester_connector.show('foo')['run_list'] }.to ['role[a]']
    end

    it "doesn't affect other fields" do
      expect {subject}.not_to change { @tester_connector.show('foo')['desc'] }
    end
  end

  describe '#project_update', cleanup_after: :each do
    before { @tester_connector.create(id: 'foo', deploy_envs: [], description: 'desc', run_list: []) }
    subject {
      attrs = {'id' => 'foo2', 'deploy_envs' => [build(:deploy_env)], 'description' => 'desc2', 'run_list' => ['role[asd]']}
      @connector.project_update('foo', attrs)
    }
    let(:updated_project) { @tester_connector.show('foo') }

    it 'can update run_list and description' do
      subject
      expect(updated_project['run_list']).to eq ['role[asd]']
      expect(updated_project['description']).to eq 'desc2'
    end

    it 'can not update other fields' do
      subject
      expect(updated_project['_id']).to eq 'foo'
      expect(updated_project['deploy_envs']).to eq []
    end
  end

end