1 files changed, 41 insertions, 0 deletions
diff --git a/app/graphql/types/invitation_interface.rb b/app/graphql/types/invitation_interface.rb
new file mode 100644
index 00000000000..a29716c292e
--- /dev/null
+++ b/app/graphql/types/invitation_interface.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+module Types
+  module InvitationInterface
+    include BaseInterface
+
+    field :email, GraphQL::STRING_TYPE, null: false,
+          description: 'Email of the member to invite'
+
+    field :access_level, Types::AccessLevelType, null: true,
+          description: 'GitLab::Access level'
+
+    field :created_by, Types::UserType, null: true,
+          description: 'User that authorized membership'
+
+    field :created_at, Types::TimeType, null: true,
+          description: 'Date and time the membership was created'
+
+    field :updated_at, Types::TimeType, null: true,
+          description: 'Date and time the membership was last updated'
+
+    field :expires_at, Types::TimeType, null: true,
+          description: 'Date and time the membership expires'
+
+    field :user, Types::UserType, null: true,
+          description: 'User that is associated with the member object'
+
+    definition_methods do
+      def resolve_type(object, context)
+        case object
+        when GroupMember
+          Types::GroupInvitationType
+        when ProjectMember
+          Types::ProjectInvitationType
+        else
+          raise ::Gitlab::Graphql::Errors::BaseError, "Unknown member type #{object.class.name}"
+        end
+      end
+    end
+  end
+end