/*
 This file is part of GNU Taler
 (C) 2021 Taler Systems S.A.

 GNU Taler is free software; you can redistribute it and/or modify it under the
 terms of the GNU General Public License as published by the Free Software
 Foundation; either version 3, or (at your option) any later version.

 GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along with
 GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
 */

/**
 *
 * @author Sebastian Javier Marchano (sebasjm)
 */

import { h, VNode } from 'preact';

export interface Notification {
  message: string;
  description?: string | VNode;
  type: MessageType;
}

export type MessageType = 'INFO' | 'WARN' | 'ERROR' | 'SUCCESS';

interface Props {
  notifications: Notification[];
  removeNotification?: (n: Notification) => void;
}

function messageStyle(type: MessageType): string {
  switch (type) {
  case 'INFO':
    return 'message is-info';
  case 'WARN':
    return 'message is-warning';
  case 'ERROR':
    return 'message is-danger';
  case 'SUCCESS':
    return 'message is-success';
  default:
    return 'message';
  }
}

export function Notifications({
  notifications,
  removeNotification,
}: Props): VNode {
  return (
    <div class="block">
      {notifications.map((n, i) => (
        <article key={i} class={messageStyle(n.type)}>
          <div class="message-header">
            <p>{n.message}</p>
            {removeNotification && (
              <button
                class="delete"
                onClick={() => removeNotification && removeNotification(n)}
              />
            )}
          </div>
          {n.description && <div class="message-body">{n.description}</div>}
        </article>
      ))}
    </div>
  );
}