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# 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
#
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# KIND, either express or implied.  See the License for the
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# pylint: disable=R
import simplejson as json
from flask import request
from flask_appbuilder import expose
from flask_appbuilder.security.decorators import has_access_api

from superset import db, event_logger, security_manager
from superset.common.query_context import QueryContext
from superset.legacy import update_time_range
from superset.models.slice import Slice
from superset.utils import core as utils

from .base import api, BaseSupersetView, handle_api_exception
from .dashboard import api as dashboard_api  # pylint: disable=unused-import
from .database import api as database_api  # pylint: disable=unused-import


class Api(BaseSupersetView):
    @event_logger.log_this
    @api
    @handle_api_exception
    @has_access_api
    @expose("/v1/query/", methods=["POST"])
    def query(self):
        """
        Takes a query_obj constructed in the client and returns payload data response
        for the given query_obj.
        params: query_context: json_blob
        """
        query_context = QueryContext(**json.loads(request.form.get("query_context")))
        security_manager.assert_query_context_permission(query_context)
        payload_json = query_context.get_payload()
        return json.dumps(
            payload_json, default=utils.json_int_dttm_ser, ignore_nan=True
        )

    @event_logger.log_this
    @api
    @handle_api_exception
    @has_access_api
    @expose("/v1/form_data/", methods=["GET"])
    def query_form_data(self):
        """
        Get the formdata stored in the database for existing slice.
        params: slice_id: integer
        """
        form_data = {}
        slice_id = request.args.get("slice_id")
        if slice_id:
            slc = db.session.query(Slice).filter_by(id=slice_id).one_or_none()
            if slc:
                form_data = slc.form_data.copy()

        update_time_range(form_data)

        return json.dumps(form_data)