/*!
 * 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 type { Node as ReactFlowNode } from "@xyflow/react";

import type { CustomNodeProps } from "src/components/Graph/reactflowUtils";

export const nodeColor = (
  { data: { depth, height, isOpen, taskInstance, width }, type }: ReactFlowNode<CustomNodeProps>,
  evenColor?: string,
  oddColor?: string,
): string => {
  if (height === undefined || width === undefined || type === "join") {
    return "";
  }

  if (taskInstance?.state !== undefined && !isOpen) {
    return `var(--chakra-colors-${taskInstance.state}-solid)`;
  }

  if (isOpen && depth !== undefined && depth % 2 === 0) {
    return evenColor ?? "";
  } else if (isOpen) {
    return oddColor ?? "";
  }

  return "";
};
