feat: CRUD REST API for CSS Templates (#11114)

* feat: CSS Template CRUD API

* fix API docs

* fix copy pasta

* lint

superset/css_templates/api.py

@@ -0,0 +1,133 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+import logging
+from typing import Any
+
+from flask import g, Response
+from flask_appbuilder.api import expose, protect, rison, safe
+from flask_appbuilder.models.sqla.interface import SQLAInterface
+from flask_babel import ngettext
+
+from superset.constants import RouteMethod
+from superset.css_templates.commands.bulk_delete import BulkDeleteCssTemplateCommand
+from superset.css_templates.commands.exceptions import (
+    CssTemplateBulkDeleteFailedError,
+    CssTemplateNotFoundError,
+)
+from superset.css_templates.filters import CssTemplateAllTextFilter
+from superset.css_templates.schemas import (
+    get_delete_ids_schema,
+    openapi_spec_methods_override,
+)
+from superset.models.core import CssTemplate
+from superset.views.base_api import BaseSupersetModelRestApi, statsd_metrics
+
+logger = logging.getLogger(__name__)
+
+
+class CssTemplateRestApi(BaseSupersetModelRestApi):
+    datamodel = SQLAInterface(CssTemplate)
+
+    include_route_methods = RouteMethod.REST_MODEL_VIEW_CRUD_SET | {
+        "bulk_delete",  # not using RouteMethod since locally defined
+    }
+    class_permission_name = "CssTemplateModelView"
+    resource_name = "css_template"
+    allow_browser_login = True
+
+    show_columns = [
+        "created_by.first_name",
+        "created_by.id",
+        "created_by.last_name",
+        "css",
+        "id",
+        "template_name",
+    ]
+    list_columns = [
+        "changed_on_delta_humanized",
+        "created_on",
+        "created_by.first_name",
+        "created_by.id",
+        "created_by.last_name",
+        "css",
+        "id",
+        "template_name",
+    ]
+    add_columns = ["css", "template_name"]
+    edit_columns = add_columns
+    order_columns = ["template_name"]
+
+    search_filters = {"template_name": [CssTemplateAllTextFilter]}
+
+    apispec_parameter_schemas = {
+        "get_delete_ids_schema": get_delete_ids_schema,
+    }
+    openapi_spec_tag = "CSS Templates"
+    openapi_spec_methods = openapi_spec_methods_override
+
+    @expose("/", methods=["DELETE"])
+    @protect()
+    @safe
+    @statsd_metrics
+    @rison(get_delete_ids_schema)
+    def bulk_delete(self, **kwargs: Any) -> Response:
+        """Delete bulk CSS Templates
+        ---
+        delete:
+          description: >-
+            Deletes multiple css templates in a bulk operation.
+          parameters:
+          - in: query
+            name: q
+            content:
+              application/json:
+                schema:
+                  $ref: '#/components/schemas/get_delete_ids_schema'
+          responses:
+            200:
+              description: CSS templates bulk delete
+              content:
+                application/json:
+                  schema:
+                    type: object
+                    properties:
+                      message:
+                        type: string
+            401:
+              $ref: '#/components/responses/401'
+            404:
+              $ref: '#/components/responses/404'
+            422:
+              $ref: '#/components/responses/422'
+            500:
+              $ref: '#/components/responses/500'
+        """
+        item_ids = kwargs["rison"]
+        try:
+            BulkDeleteCssTemplateCommand(g.user, item_ids).run()
+            return self.response(
+                200,
+                message=ngettext(
+                    "Deleted %(num)d css template",
+                    "Deleted %(num)d css templates",
+                    num=len(item_ids),
+                ),
+            )
+        except CssTemplateNotFoundError:
+            return self.response_404()
+        except CssTemplateBulkDeleteFailedError as ex:
+            return self.response_422(message=str(ex))