Move slash commands integrations to Integrations namespace

Part of https://gitlab.com/gitlab-org/gitlab/-/issues/201855

We're also renaming the base class to `BaseSlashCommands` to address
https://gitlab.com/gitlab-org/gitlab/-/issues/331181.

.rubocop_manual_todo.yml

@@ -1149,6 +1149,7 @@ RSpec/AnyInstanceOf:
     - 'spec/models/hooks/system_hook_spec.rb'
     - 'spec/models/hooks/web_hook_spec.rb'
     - 'spec/models/integrations/jira_spec.rb'
+    - 'spec/models/integrations/mattermost_slash_commands_spec.rb'
     - 'spec/models/issue_spec.rb'
     - 'spec/models/key_spec.rb'
     - 'spec/models/member_spec.rb'
@@ -1156,7 +1157,6 @@ RSpec/AnyInstanceOf:
     - 'spec/models/merge_request_spec.rb'
     - 'spec/models/note_spec.rb'
     - 'spec/models/project_import_state_spec.rb'
-    - 'spec/models/project_services/mattermost_slash_commands_service_spec.rb'
     - 'spec/models/project_spec.rb'
     - 'spec/models/repository_spec.rb'
     - 'spec/models/user_spec.rb'
@@ -1289,8 +1289,8 @@ RSpec/AnyInstanceOf:
     - 'spec/support/shared_examples/features/snippets_shared_examples.rb'
     - 'spec/support/shared_examples/lib/gitlab/ci/ci_trace_shared_examples.rb'
     - 'spec/support/shared_examples/models/atomic_internal_id_shared_examples.rb'
-    - 'spec/support/shared_examples/models/chat_slash_commands_shared_examples.rb'
     - 'spec/support/shared_examples/models/diff_note_after_commit_shared_examples.rb'
+    - 'spec/support/shared_examples/models/integrations/base_slash_commands_shared_examples.rb'
     - 'spec/support/shared_examples/models/mentionable_shared_examples.rb'
     - 'spec/support/shared_examples/models/with_uploads_shared_examples.rb'
     - 'spec/support/shared_examples/path_extraction_shared_examples.rb'
@@ -1644,15 +1644,9 @@ Gitlab/NamespacedClass:
     - 'app/models/project_pages_metadatum.rb'
     - 'app/models/project_repository.rb'
     - 'app/models/project_repository_storage_move.rb'
-    - 'app/models/project_services/alerts_service.rb'
-    - 'app/models/project_services/alerts_service_data.rb'
-    - 'app/models/project_services/chat_notification_service.rb'
-    - 'app/models/project_services/mattermost_slash_commands_service.rb'
     - 'app/models/project_services/mock_monitoring_service.rb'
     - 'app/models/project_services/monitoring_service.rb'
     - 'app/models/project_services/prometheus_service.rb'
-    - 'app/models/project_services/slack_slash_commands_service.rb'
-    - 'app/models/project_services/slash_commands_service.rb'
     - 'app/models/project_setting.rb'
     - 'app/models/project_snippet.rb'
     - 'app/models/project_statistics.rb'

app/models/integrations/base_slash_commands.rb

+# frozen_string_literal: true
+
+# Base class for ChatOps integrations
+# This class is not meant to be used directly, but only to inherrit from.
+module Integrations
+  class BaseSlashCommands < Integration
+    default_value_for :category, 'chat'
+
+    prop_accessor :token
+
+    has_many :chat_names, foreign_key: :service_id, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
+
+    def valid_token?(token)
+      self.respond_to?(:token) &&
+        self.token.present? &&
+        ActiveSupport::SecurityUtils.secure_compare(token, self.token)
+    end
+
+    def self.supported_events
+      %w()
+    end
+
+    def can_test?
+      false
+    end
+
+    def fields
+      [
+        { type: 'text', name: 'token', placeholder: 'XXxxXXxxXXxxXXxxXXxxXXxx' }
+      ]
+    end
+
+    def trigger(params)
+      return unless valid_token?(params[:token])
+
+      chat_user = find_chat_user(params)
+      user = chat_user&.user
+
+      if user
+        unless user.can?(:use_slash_commands)
+          return Gitlab::SlashCommands::Presenters::Access.new.deactivated if user.deactivated?
+
+          return Gitlab::SlashCommands::Presenters::Access.new.access_denied(project)
+        end
+
+        Gitlab::SlashCommands::Command.new(project, chat_user, params).execute
+      else
+        url = authorize_chat_name_url(params)
+        Gitlab::SlashCommands::Presenters::Access.new(url).authorize
+      end
+    end
+
+    private
+
+    # rubocop: disable CodeReuse/ServiceClass
+    def find_chat_user(params)
+      ChatNames::FindUserService.new(self, params).execute
+    end
+    # rubocop: enable CodeReuse/ServiceClass
+
+    # rubocop: disable CodeReuse/ServiceClass
+    def authorize_chat_name_url(params)
+      ChatNames::AuthorizeUserService.new(self, params).execute
+    end
+    # rubocop: enable CodeReuse/ServiceClass
+  end
+end

app/models/integrations/mattermost_slash_commands.rb

+# frozen_string_literal: true
+
+module Integrations
+  class MattermostSlashCommands < BaseSlashCommands
+    include Ci::TriggersHelper
+
+    prop_accessor :token
+
+    def can_test?
+      false
+    end
+
+    def title
+      'Mattermost slash commands'
+    end
+
+    def description
+      "Perform common tasks with slash commands."
+    end
+
+    def self.to_param
+      'mattermost_slash_commands'
+    end
+
+    def configure(user, params)
+      token = ::Mattermost::Command.new(user)
+        .create(command(params))
+
+      update(active: true, token: token) if token
+    rescue ::Mattermost::Error => e
+      [false, e.message]
+    end
+
+    def list_teams(current_user)
+      [::Mattermost::Team.new(current_user).all, nil]
+    rescue ::Mattermost::Error => e
+      [[], e.message]
+    end
+
+    def chat_responder
+      ::Gitlab::Chat::Responder::Mattermost
+    end
+
+    private
+
+    def command(params)
+      pretty_project_name = project.full_name
+
+      params.merge(
+        auto_complete: true,
+        auto_complete_desc: "Perform common operations on: #{pretty_project_name}",
+        auto_complete_hint: '[help]',
+        description: "Perform common operations on: #{pretty_project_name}",
+        display_name: "GitLab / #{pretty_project_name}",
+        method: 'P',
+        username: 'GitLab')
+    end
+  end
+end

app/models/integrations/slack_slash_commands.rb

+# frozen_string_literal: true
+
+module Integrations
+  class SlackSlashCommands < BaseSlashCommands
+    include Ci::TriggersHelper
+
+    def title
+      'Slack slash commands'
+    end
+
+    def description
+      "Perform common operations in Slack"
+    end
+
+    def self.to_param
+      'slack_slash_commands'
+    end
+
+    def trigger(params)
+      # Format messages to be Slack-compatible
+      super.tap do |result|
+        result[:text] = format(result[:text]) if result.is_a?(Hash)
+      end
+    end
+
+    def chat_responder
+      ::Gitlab::Chat::Responder::Slack
+    end
+
+    private
+
+    def format(text)
+      ::Slack::Messenger::Util::LinkFormatter.format(text) if text
+    end
+  end
+end

app/models/project.rb

@@ -175,6 +175,7 @@ class Project < ApplicationRecord
   has_one :jenkins_service, class_name: 'Integrations::Jenkins'
   has_one :jira_service, class_name: 'Integrations::Jira'
   has_one :mattermost_service, class_name: 'Integrations::Mattermost'
+  has_one :mattermost_slash_commands_service, class_name: 'Integrations::MattermostSlashCommands'
   has_one :microsoft_teams_service, class_name: 'Integrations::MicrosoftTeams'
   has_one :mock_ci_service, class_name: 'Integrations::MockCi'
   has_one :packagist_service, class_name: 'Integrations::Packagist'
@@ -183,12 +184,11 @@ class Project < ApplicationRecord
   has_one :pushover_service, class_name: 'Integrations::Pushover'
   has_one :redmine_service, class_name: 'Integrations::Redmine'
   has_one :slack_service, class_name: 'Integrations::Slack'
+  has_one :slack_slash_commands_service, class_name: 'Integrations::SlackSlashCommands'
   has_one :teamcity_service, class_name: 'Integrations::Teamcity'
   has_one :unify_circuit_service, class_name: 'Integrations::UnifyCircuit'
   has_one :webex_teams_service, class_name: 'Integrations::WebexTeams'
   has_one :youtrack_service, class_name: 'Integrations::Youtrack'
-  has_one :mattermost_slash_commands_service
-  has_one :slack_slash_commands_service
   has_one :prometheus_service, inverse_of: :project
   has_one :mock_monitoring_service
 

app/models/project_services/mattermost_slash_commands_service.rb

-# frozen_string_literal: true
-
-class MattermostSlashCommandsService < SlashCommandsService
-  include Ci::TriggersHelper
-
-  prop_accessor :token
-
-  def can_test?
-    false
-  end
-
-  def title
-    'Mattermost slash commands'
-  end
-
-  def description
-    "Perform common tasks with slash commands."
-  end
-
-  def self.to_param
-    'mattermost_slash_commands'
-  end
-
-  def configure(user, params)
-    token = ::Mattermost::Command.new(user)
-      .create(command(params))
-
-    update(active: true, token: token) if token
-  rescue ::Mattermost::Error => e
-    [false, e.message]
-  end
-
-  def list_teams(current_user)
-    [::Mattermost::Team.new(current_user).all, nil]
-  rescue ::Mattermost::Error => e
-    [[], e.message]
-  end
-
-  def chat_responder
-    ::Gitlab::Chat::Responder::Mattermost
-  end
-
-  private
-
-  def command(params)
-    pretty_project_name = project.full_name
-
-    params.merge(
-      auto_complete: true,
-      auto_complete_desc: "Perform common operations on: #{pretty_project_name}",
-      auto_complete_hint: '[help]',
-      description: "Perform common operations on: #{pretty_project_name}",
-      display_name: "GitLab / #{pretty_project_name}",
-      method: 'P',
-      username: 'GitLab')
-  end
-end

app/models/project_services/slack_slash_commands_service.rb

-# frozen_string_literal: true
-
-class SlackSlashCommandsService < SlashCommandsService
-  include Ci::TriggersHelper
-
-  def title
-    'Slack slash commands'
-  end
-
-  def description
-    "Perform common operations in Slack"
-  end
-
-  def self.to_param
-    'slack_slash_commands'
-  end
-
-  def trigger(params)
-    # Format messages to be Slack-compatible
-    super.tap do |result|
-      result[:text] = format(result[:text]) if result.is_a?(Hash)
-    end
-  end
-
-  def chat_responder
-    ::Gitlab::Chat::Responder::Slack
-  end
-
-  private
-
-  def format(text)
-    ::Slack::Messenger::Util::LinkFormatter.format(text) if text
-  end
-end

app/models/project_services/slash_commands_service.rb

-# frozen_string_literal: true
-
-# Base class for Chat services
-# This class is not meant to be used directly, but only to inherrit from.
-class SlashCommandsService < Integration
-  default_value_for :category, 'chat'
-
-  prop_accessor :token
-
-  has_many :chat_names, foreign_key: :service_id, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
-
-  def valid_token?(token)
-    self.respond_to?(:token) &&
-      self.token.present? &&
-      ActiveSupport::SecurityUtils.secure_compare(token, self.token)
-  end
-
-  def self.supported_events
-    %w()
-  end
-
-  def can_test?
-    false
-  end
-
-  def fields
-    [
-      { type: 'text', name: 'token', placeholder: 'XXxxXXxxXXxxXXxxXXxxXXxx' }
-    ]
-  end
-
-  def trigger(params)
-    return unless valid_token?(params[:token])
-
-    chat_user = find_chat_user(params)
-    user = chat_user&.user
-
-    if user
-      unless user.can?(:use_slash_commands)
-        return Gitlab::SlashCommands::Presenters::Access.new.deactivated if user.deactivated?
-
-        return Gitlab::SlashCommands::Presenters::Access.new.access_denied(project)
-      end
-
-      Gitlab::SlashCommands::Command.new(project, chat_user, params).execute
-    else
-      url = authorize_chat_name_url(params)
-      Gitlab::SlashCommands::Presenters::Access.new(url).authorize
-    end
-  end
-
-  private
-
-  # rubocop: disable CodeReuse/ServiceClass
-  def find_chat_user(params)
-    ChatNames::FindUserService.new(self, params).execute
-  end
-  # rubocop: enable CodeReuse/ServiceClass
-
-  # rubocop: disable CodeReuse/ServiceClass
-  def authorize_chat_name_url(params)
-    ChatNames::AuthorizeUserService.new(self, params).execute
-  end
-  # rubocop: enable CodeReuse/ServiceClass
-end

ee/spec/controllers/projects/settings/integrations_controller_spec.rb

@@ -31,21 +31,21 @@ RSpec.describe Projects::Settings::IntegrationsController do
     let(:active_services) { assigns(:integrations).map(&:model_name) }
     let(:disabled_services) { %w[Integrations::Github] }
 
-    it 'enables SlackSlashCommandsService and disables GitlabSlackApplication' do
+    it 'enables SlackSlashCommands and disables GitlabSlackApplication' do
       get :show, params: { namespace_id: project.namespace, project_id: project }
 
-      expect(active_services).to include('SlackSlashCommandsService')
+      expect(active_services).to include('Integrations::SlackSlashCommands')
       expect(active_services).not_to include('Integrations::GitlabSlackApplication')
     end
 
-    it 'enables GitlabSlackApplication and disables SlackSlashCommandsService' do
+    it 'enables GitlabSlackApplication and disables SlackSlashCommands' do
       stub_application_setting(slack_app_enabled: true)
       allow(::Gitlab).to receive(:com?).and_return(true)
 
       get :show, params: { namespace_id: project.namespace, project_id: project }
 
       expect(active_services).to include('Integrations::GitlabSlackApplication')
-      expect(active_services).not_to include('SlackSlashCommandsService')
+      expect(active_services).not_to include('Integrations::SlackSlashCommands')
     end
 
     context 'without a license key' do

ee/spec/factories/integrations.rb

@@ -7,12 +7,6 @@ FactoryBot.define do
     type { 'GitlabSlackApplicationService' }
   end
 
-  factory :slack_slash_commands_service do
-    project
-    active { true }
-    type { 'SlackSlashCommandsService' }
-  end
-
   factory :github_service, class: 'Integrations::Github' do
     project
     type { 'GithubService' }

lib/api/helpers/services_helpers.rb

@@ -794,6 +794,7 @@ module API
           ::Integrations::Jenkins,
           ::Integrations::Jira,
           ::Integrations::Mattermost,
+          ::Integrations::MattermostSlashCommands,
           ::Integrations::MicrosoftTeams,
           ::Integrations::Packagist,
           ::Integrations::PipelinesEmail,
@@ -801,10 +802,9 @@ module API
           ::Integrations::Pushover,
           ::Integrations::Redmine,
           ::Integrations::Slack,
+          ::Integrations::SlackSlashCommands,
           ::Integrations::Teamcity,
           ::Integrations::Youtrack,
-          ::MattermostSlashCommandsService,
-          ::SlackSlashCommandsService,
           ::PrometheusService
         ]
       end

lib/gitlab/integrations/sti_type.rb

@@ -6,8 +6,8 @@ module Gitlab
       NAMESPACED_INTEGRATIONS = Set.new(%w(
         Asana Assembla Bamboo Bugzilla Buildkite Campfire Confluence CustomIssueTracker Datadog
         Discord DroneCi EmailsOnPush Ewm ExternalWiki Flowdock HangoutsChat IssueTracker Irker
-        Jenkins Jira Mattermost MicrosoftTeams MockCi Packagist PipelinesEmail Pivotaltracker
-        Pushover Redmine Slack Teamcity UnifyCircuit Youtrack WebexTeams
+        Jenkins Jira Mattermost MattermostSlashCommands MicrosoftTeams MockCi Packagist PipelinesEmail Pivotaltracker
+        Pushover Redmine Slack SlackSlashCommands Teamcity UnifyCircuit Youtrack WebexTeams
       )).freeze
 
       def cast(value)

spec/controllers/projects/mattermosts_controller_spec.rb

@@ -13,7 +13,7 @@ RSpec.describe Projects::MattermostsController do
 
   describe 'GET #new' do
     before do
-      allow_next_instance_of(MattermostSlashCommandsService) do |instance|
+      allow_next_instance_of(Integrations::MattermostSlashCommands) do |instance|
         allow(instance).to receive(:list_teams).and_return([])
       end
     end
@@ -43,7 +43,7 @@ RSpec.describe Projects::MattermostsController do
 
     context 'no request can be made to mattermost' do
       it 'shows the error' do
-        allow_next_instance_of(MattermostSlashCommandsService) do |instance|
+        allow_next_instance_of(Integrations::MattermostSlashCommands) do |instance|
           allow(instance).to receive(:configure).and_return([false, "error message"])
         end
 

spec/factories/integrations.rb

@@ -167,6 +167,12 @@ FactoryBot.define do
     type { 'SlackService' }
   end
 
+  factory :slack_slash_commands_service, class: 'Integrations::SlackSlashCommands' do
+    project
+    active { true }
+    type { 'SlackSlashCommandsService' }
+  end
+
   factory :pipelines_email_service, class: 'Integrations::PipelinesEmail' do
     project
     active { true }

spec/features/projects/services/user_activates_mattermost_slash_command_spec.rb

@@ -84,7 +84,7 @@ RSpec.describe 'Set up Mattermost slash commands', :js do
       end
 
       it 'shows an error alert with the error message if there is an error requesting teams' do
-        allow_any_instance_of(MattermostSlashCommandsService).to receive(:list_teams) { [[], 'test mattermost error message'] }
+        allow_any_instance_of(Integrations::MattermostSlashCommands).to receive(:list_teams) { [[], 'test mattermost error message'] }
 
         click_link 'Add to Mattermost'
 
@@ -113,7 +113,7 @@ RSpec.describe 'Set up Mattermost slash commands', :js do
       def stub_teams(count: 0)
         teams = create_teams(count)
 
-        allow_any_instance_of(MattermostSlashCommandsService).to receive(:list_teams) { [teams, nil] }
+        allow_any_instance_of(Integrations::MattermostSlashCommands).to receive(:list_teams) { [teams, nil] }
 
         teams
       end

spec/models/project_services/mattermost_slash_commands_service_spec.rb → spec/models/integrations/mattermost_slash_commands_spec.rb

@@ -2,8 +2,8 @@
 
 require 'spec_helper'
 
-RSpec.describe MattermostSlashCommandsService do
-  it_behaves_like "chat slash commands service"
+RSpec.describe Integrations::MattermostSlashCommands do
+  it_behaves_like Integrations::BaseSlashCommands
 
   context 'Mattermost API' do
     let(:project) { create(:project) }

spec/models/project_services/slack_slash_commands_service_spec.rb → spec/models/integrations/slack_slash_commands_spec.rb

@@ -2,8 +2,8 @@
 
 require 'spec_helper'
 
-RSpec.describe SlackSlashCommandsService do
-  it_behaves_like "chat slash commands service"
+RSpec.describe Integrations::SlackSlashCommands do
+  it_behaves_like Integrations::BaseSlashCommands
 
   describe '#trigger' do
     context 'when an auth url is generated' do

spec/support/shared_examples/models/chat_slash_commands_shared_examples.rb → spec/support/shared_examples/models/integrations/base_slash_commands_shared_examples.rb

 # frozen_string_literal: true
 
-RSpec.shared_examples 'chat slash commands service' do
+RSpec.shared_examples Integrations::BaseSlashCommands do
   describe "Associations" do
     it { is_expected.to respond_to :token }
     it { is_expected.to have_many :chat_names }