superset getMetricOffsetsMap 源码
superset getMetricOffsetsMap 代码
文件路径：/superset-frontend/packages/superset-ui-chart-controls/src/operators/utils/getMetricOffsetsMap.ts
/* eslint-disable camelcase */
/**
* 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 limitationsxw
* under the License.
*/
import { getMetricLabel, ensureIsArray } from '@superset-ui/core';
import { PostProcessingFactory } from '../types';
import { TIME_COMPARISON_SEPARATOR } from './constants';
export const getMetricOffsetsMap: PostProcessingFactory<Map<string, string>> = (
formData,
queryObject,
) => {
/*
return metric offset-label and metric-label hashmap, for instance:
{
"SUM(value)__1 year ago": "SUM(value)",
"SUM(value)__2 year ago": "SUM(value)"
}
*/
const queryMetrics = ensureIsArray(queryObject.metrics);
const timeOffsets = ensureIsArray(formData.time_compare);
const metricLabels = queryMetrics.map(getMetricLabel);
const metricOffsetMap = new Map<string, string>();
metricLabels.forEach((metric: string) => {
timeOffsets.forEach((offset: string) => {
metricOffsetMap.set(
[metric, offset].join(TIME_COMPARISON_SEPARATOR),
metric,
);
});
});
return metricOffsetMap;
};
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