/*
 * SonarQube
 * Copyright (C) 2009-2021 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
import { uniqueId } from 'lodash';
import { Dispatch } from 'redux';
import { ActionType } from './utils/actions';

enum MessageLevel {
  Error = 'ERROR',
  Success = 'SUCCESS'
}

interface Message {
  id: string;
  message: string;
  level: MessageLevel;
}

function addGlobalMessageActionCreator(id: string, message: string, level: MessageLevel) {
  return { type: 'ADD_GLOBAL_MESSAGE', message, level, id };
}

export function closeGlobalMessage(id: string) {
  return { type: 'CLOSE_GLOBAL_MESSAGE', id };
}

export function closeAllGlobalMessages() {
  return { type: 'CLOSE_ALL_GLOBAL_MESSAGES' };
}

type Action =
  | ActionType<typeof addGlobalMessageActionCreator, 'ADD_GLOBAL_MESSAGE'>
  | ActionType<typeof closeGlobalMessage, 'CLOSE_GLOBAL_MESSAGE'>
  | ActionType<typeof closeAllGlobalMessages, 'CLOSE_ALL_GLOBAL_MESSAGES'>;

function addGlobalMessage(message: string, level: MessageLevel) {
  return (dispatch: Dispatch) => {
    const id = uniqueId('global-message-');
    dispatch(addGlobalMessageActionCreator(id, message, level));
    setTimeout(() => dispatch(closeGlobalMessage(id)), 5000);
  };
}

export function addGlobalErrorMessage(message: string) {
  return addGlobalMessage(message, MessageLevel.Error);
}

export function addGlobalSuccessMessage(message: string) {
  return addGlobalMessage(message, MessageLevel.Success);
}

export type State = Message[];

export default function(state: State = [], action: Action): State {
  switch (action.type) {
    case 'ADD_GLOBAL_MESSAGE':
      return [{ id: action.id, message: action.message, level: action.level }];

    case 'CLOSE_GLOBAL_MESSAGE':
      return state.filter(message => message.id !== action.id);

    case 'CLOSE_ALL_GLOBAL_MESSAGES':
      return [];
    default:
      return state;
  }
}

export function getGlobalMessages(state: State) {
  return state;
}