# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Resolvers::AlertManagement::HttpIntegrationsResolver, feature_category: :incident_management do
  include GraphqlHelpers

  let_it_be(:guest) { create(:user) }
  let_it_be(:developer) { create(:user) }
  let_it_be(:maintainer) { create(:user) }
  let_it_be(:project) { create(:project, developers: developer, maintainers: maintainer) }
  let_it_be(:active_http_integration) { create(:alert_management_http_integration, project: project) }
  let_it_be(:inactive_http_integration) { create(:alert_management_http_integration, :inactive, project: project) }
  let_it_be(:other_proj_integration) { create(:alert_management_http_integration) }
  let_it_be(:migrated_integration) { create(:alert_management_prometheus_integration, :legacy, project: project) }

  let(:params) { {} }

  subject { sync(resolve_http_integrations(params)) }

  specify do
    expect(described_class).to have_nullable_graphql_type(Types::AlertManagement::HttpIntegrationType.connection_type)
  end

  context 'user does not have permission' do
    let(:current_user) { guest }

    it { is_expected.to be_empty }
  end

  context 'user has developer permission' do
    let(:current_user) { developer }

    it { is_expected.to be_empty }
  end

  context 'user has maintainer permission' do
    let(:current_user) { maintainer }

    it { is_expected.to contain_exactly(active_http_integration) }

    context 'when HTTP Integration ID is given' do
      context 'when integration is from the current project' do
        let(:params) { { id: global_id_of(inactive_http_integration) } }

        it { is_expected.to contain_exactly(inactive_http_integration) }
      end

      context 'when integration is from other project' do
        let(:params) { { id: global_id_of(other_proj_integration) } }

        it { is_expected.to be_empty }
      end

      context 'when integration does not match expected type' do
        let(:params) { { id: global_id_of(inactive_http_integration), types: ['PROMETHEUS'] } }

        it { is_expected.to be_empty }
      end
    end

    context 'when all types are given' do
      let(:params) { { types: %w[HTTP PROMETHEUS] } }

      it { is_expected.to contain_exactly(active_http_integration, migrated_integration) }
    end

    context 'when types value is explictly excluded' do
      let(:params) { { types: nil } }

      it { is_expected.to contain_exactly(active_http_integration, migrated_integration) }
    end

    context 'when types value is explictly emptied' do
      let(:params) { { types: [] } }

      it { is_expected.to contain_exactly(active_http_integration, migrated_integration) }
    end

    context 'when types value is filtered' do
      let(:params) { { types: ['PROMETHEUS'] } }

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

  private

  def resolve_http_integrations(args = {}, context = { current_user: current_user })
    resolve(described_class, obj: project, args: args, ctx: context)
  end
end
