superset-frontend/src/components/FlashProvider/index.tsx

/**
 * 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 { useToasts } from 'src/messageToasts/enhancers/withToasts';
import { useComponentDidMount } from 'src/common/hooks/useComponentDidMount';

type FlashMessageType = 'info' | 'alert' | 'danger' | 'warning' | 'success';
export type FlashMessage = [FlashMessageType, string];

interface Props {
  children: JSX.Element;
  messages: FlashMessage[];
}

const flashObj = {
  info: 'addInfoToast',
  alert: 'addDangerToast',
  danger: 'addDangerToast',
  warning: 'addWarningToast',
  success: 'addSuccessToast',
};

export default function FlashProvider({ children, messages }: Props) {
  const toasts = useToasts();
  useComponentDidMount(() => {
    messages.forEach(message => {
      const [type, text] = message;
      const flash = flashObj[type];
      const toast = toasts[flash];
      if (toast) {
        toast(text);
      }
    });
  });
  return children;
}