1 files changed, 52 insertions, 0 deletions
diff --git a/app/models/project_services/slash_commands_service.rb b/app/models/project_services/slash_commands_service.rb
new file mode 100644
index 00000000000..4592cb747a0
--- /dev/null
+++ b/app/models/project_services/slash_commands_service.rb
@@ -0,0 +1,52 @@
+# Base class for Chat services
+# This class is not meant to be used directly, but only to inherrit from.
+class SlashCommandsService < Service
+  default_value_for :category, 'chat'
+
+  prop_accessor :token
+
+  has_many :chat_names, foreign_key: :service_id, dependent: :destroy
+
+  def valid_token?(token)
+    self.respond_to?(:token) &&
+      self.token.present? &&
+      ActiveSupport::SecurityUtils.variable_size_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])
+
+    user = find_chat_user(params)
+
+    if user
+      Gitlab::SlashCommands::Command.new(project, user, params).execute
+    else
+      url = authorize_chat_name_url(params)
+      Gitlab::SlashCommands::Presenters::Access.new(url).authorize
+    end
+  end
+
+  private
+
+  def find_chat_user(params)
+    ChatNames::FindUserService.new(self, params).execute
+  end
+
+  def authorize_chat_name_url(params)
+    ChatNames::AuthorizeUserService.new(self, params).execute
+  end
+end