scripts/template/src/index.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 * as echarts from 'echarts';
import type {
  CustomRootElementOption,
  CustomSeriesRenderItem,
} from 'echarts/types/src/chart/custom/CustomSeries.d.ts';
import type {
  EChartsExtensionInstallRegisters,
  EChartsExtension,
} from 'echarts/types/src/extension.d.ts';

type $CUSTOM_SERIES_PASCAL_NAME$ItemPayload = {};

const renderItem = (
  params: echarts.CustomSeriesRenderItemParams,
  api: echarts.CustomSeriesRenderItemAPI
) => {
  const itemPayload =
    params.itemPayload as $CUSTOM_SERIES_PASCAL_NAME$ItemPayload;

  const cnt = params.dataInsideLength;
  if (params.dataIndex === cnt - 1) {
  }

  return {
    type: 'group',
    children: [],
  } as CustomRootElementOption;
};

export default {
  install(registers: EChartsExtensionInstallRegisters) {
    registers.registerCustomSeries(
      '$CUSTOM_SERIES_NAME$',
      renderItem as unknown as CustomSeriesRenderItem
    );
  },
} as EChartsExtension;