web-console/src/druid-models/datasource/datasource.ts

/*
 * 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 { hashJoaat } from '../../utils';

const COLORS = [
  '#1f77b4',
  '#aec7e8',
  '#ff7f0e',
  '#ffbb78',
  '#2ca02c',
  '#98df8a',
  '#d62728',
  '#ff9896',
  '#9467bd',
  '#c5b0d5',
  '#8c564b',
  '#c49c94',
  '#e377c2',
  '#f7b6d2',
  '#7f7f7f',
  '#c7c7c7',
  '#bcbd22',
  '#dbdb8d',
  '#17becf',
  '#9edae5',
];

export function getDatasourceColor(datasource: string) {
  const hash = hashJoaat(datasource);
  return COLORS[hash % COLORS.length];
}