chore: get embedded user with roles and permissions (#19813)

* feat: get user roles endpoint

* add tests

* fix test

* get user with permission and roles with full user

* frontend

* type juggling

* the hash slinging slasher

* user reducer and action

* make it happy

* result

* lint

Co-authored-by: Lily Kuang <lily@preset.io>

superset/views/users/api.py

@@ -18,6 +18,8 @@ from flask import g, Response
 from flask_appbuilder.api import BaseApi, expose, safe
 from flask_jwt_extended.exceptions import NoAuthorizationError
 
+from superset.views.utils import bootstrap_user_data
+
 from .schemas import UserResponseSchema
 
 user_response_schema = UserResponseSchema()
@@ -59,3 +61,33 @@ class CurrentUserRestApi(BaseApi):
             return self.response_401()
 
         return self.response(200, result=user_response_schema.dump(g.user))
+
+    @expose("/roles/", methods=["GET"])
+    @safe
+    def get_my_roles(self) -> Response:
+        """Get the user roles corresponding to the agent making the request
+        ---
+        get:
+          description: >-
+            Returns the user roles corresponding to the agent making the request,
+            or returns a 401 error if the user is unauthenticated.
+          responses:
+            200:
+              description: The current user
+              content:
+                application/json:
+                  schema:
+                    type: object
+                    properties:
+                      result:
+                        $ref: '#/components/schemas/UserResponseSchema'
+            401:
+              $ref: '#/components/responses/401'
+        """
+        try:
+            if g.user is None or g.user.is_anonymous:
+                return self.response_401()
+        except NoAuthorizationError:
+            return self.response_401()
+        user = bootstrap_user_data(g.user, include_perms=True)
+        return self.response(200, result=user)