chore: import upstream snapshot with attribution

api/http/handler/users/admin_check.go

@@ -0,0 +1,31 @@
+package users
+
+import (
+	"net/http"
+
+	portainer "github.com/portainer/portainer/api"
+	"github.com/portainer/portainer/api/dataservices/errors"
+	httperror "github.com/portainer/portainer/pkg/libhttp/error"
+	"github.com/portainer/portainer/pkg/libhttp/response"
+)
+
+// @id UserAdminCheck
+// @summary Check administrator account existence
+// @description Check if an administrator account exists in the database.
+// @description **Access policy**: public
+// @tags users
+// @success 204 "Success"
+// @failure 404 "User not found"
+// @router /users/admin/check [get]
+func (handler *Handler) adminCheck(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
+	users, err := handler.DataStore.User().UsersByRole(portainer.AdministratorRole)
+	if err != nil {
+		return httperror.InternalServerError("Unable to retrieve users from the database", err)
+	}
+
+	if len(users) == 0 {
+		return httperror.NotFound("No administrator account found inside the database", errors.ErrObjectNotFound)
+	}
+
+	return response.Empty(w)
+}