# frozen_string_literal: true

require 'spec_helper'

describe 'Adding a Note' do
  include GraphqlHelpers

  let_it_be(:current_user) { create(:user) }
  let(:noteable) { create(:merge_request, source_project: project, target_project: project) }
  let(:project) { create(:project) }
  let(:discussion) { nil }
  let(:mutation) do
    variables = {
      noteable_id: GitlabSchema.id_from_object(noteable).to_s,
      discussion_id: (GitlabSchema.id_from_object(discussion).to_s if discussion),
      body: 'Body text'
    }

    graphql_mutation(:create_note, variables)
  end

  def mutation_response
    graphql_mutation_response(:create_note)
  end

  it_behaves_like 'a Note mutation when the user does not have permission'

  context 'when the user has permission' do
    before do
      project.add_developer(current_user)
    end

    it_behaves_like 'a Note mutation that creates a Note'

    it_behaves_like 'a Note mutation when there are active record validation errors'

    it_behaves_like 'a Note mutation when the given resource id is not for a Noteable'

    it 'returns the note' do
      post_graphql_mutation(mutation, current_user: current_user)

      expect(mutation_response['note']['body']).to eq('Body text')
    end

    describe 'creating Notes in reply to a discussion' do
      context 'when the user does not have permission to create notes on the discussion' do
        let(:discussion) { create(:discussion_note).to_discussion }

        it_behaves_like 'a mutation that returns top-level errors',
                  errors: ["The discussion does not exist or you don't have permission to perform this action"]
      end

      context 'when the user has permission to create notes on the discussion' do
        let(:discussion) { create(:discussion_note, project: project).to_discussion }

        it 'creates a Note in a discussion' do
          post_graphql_mutation(mutation, current_user: current_user)

          expect(mutation_response['note']['discussion']['id']).to eq(discussion.to_global_id.to_s)
        end
      end
    end
  end
end
