/**
 * ============LICENSE_START========================================================================
 * ONAP : ccsdk feature sdnr wt odlux
 * =================================================================================================
 * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
 * =================================================================================================
 * Licensed 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.
 * ============LICENSE_END==========================================================================
 */
import * as React from 'react';

import Button from '@material-ui/core/Button';
import Dialog from '@material-ui/core/Dialog';
import DialogActions from '@material-ui/core/DialogActions';
import DialogContent from '@material-ui/core/DialogContent';
import DialogContentText from '@material-ui/core/DialogContentText';
import DialogTitle from '@material-ui/core/DialogTitle';

import { avaliableMediatorServersReloadAction } from '../handlers/avaliableMediatorServersHandler';
import { IDispatcher, connect, Connect } from '../../../../framework/src/flux/connect';

import { MediatorServer } from '../models/mediatorServer';

export enum RefreshMediatorDialogMode {
  None = "none",
  RefreshMediatorTable = "RefreshMediatorTable",
}

const mapDispatch = (dispatcher: IDispatcher) => ({
  refreshMediator: () => dispatcher.dispatch(avaliableMediatorServersReloadAction)
});

type DialogSettings = {
  dialogTitle: string,
  dialogDescription: string,
  applyButtonText: string,
  cancelButtonText: string,
  enableMountIdEditor: boolean,
  enableUsernameEditor: boolean,
  enableExtendedEditor: boolean,
}

const settings: { [key: string]: DialogSettings } = {
  [RefreshMediatorDialogMode.None]: {
    dialogTitle: "",
    dialogDescription: "",
    applyButtonText: "",
    cancelButtonText: "",
    enableMountIdEditor: false,
    enableUsernameEditor: false,
    enableExtendedEditor: false,
  },
  [RefreshMediatorDialogMode.RefreshMediatorTable]: {
    dialogTitle: "Do you want to refresh the Mediator table?",
    dialogDescription: "",
    applyButtonText: "Yes",
    cancelButtonText: "Cancel",
    enableMountIdEditor: true,
    enableUsernameEditor: true,
    enableExtendedEditor: true,
  }
}

type RefreshMediatorDialogComponentProps = Connect<undefined, typeof mapDispatch> & {
  mode: RefreshMediatorDialogMode;
  onClose: () => void;
};

type RefreshMediatorDialogComponentState = MediatorServer & { isNameValid: boolean, isHostSet: boolean };

class RefreshMediatorDialogComponent extends React.Component<RefreshMediatorDialogComponentProps, RefreshMediatorDialogComponentState> {
  constructor(props: RefreshMediatorDialogComponentProps) {
    super(props);
  }

  render(): JSX.Element {
    const setting = settings[this.props.mode];
    return (
      <Dialog open={this.props.mode !== RefreshMediatorDialogMode.None}>
        <DialogTitle id="form-dialog-title" aria-label={`${setting.dialogTitle.replace(/ /g, "-").toLowerCase()}-dialog`}>{setting.dialogTitle}</DialogTitle>
        <DialogContent>
          <DialogContentText>
            {setting.dialogDescription}
          </DialogContentText>
        </DialogContent>
        <DialogActions>
          <Button aria-label="dialog-confirm-button" onClick={(event) => {
            this.onRefresh();
          }} > {setting.applyButtonText} </Button>
          <Button aria-label="dialog-cancel-button" onClick={(event) => {
            this.onCancel();
          }} color="secondary"> {setting.cancelButtonText} </Button>
        </DialogActions>
      </Dialog>
    )
  }

  private onRefresh = () => {
    this.props.refreshMediator();
    this.props.onClose();
  };

  private onCancel = () => {
    this.props.onClose();
  }
}

export const RefreshMediatorDialog = connect(undefined, mapDispatch)(RefreshMediatorDialogComponent);
export default RefreshMediatorDialog;