/**
 * 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 {Component, OnDestroy, OnInit} from '@angular/core';
import * as fromOffices from '../../../../store/index';
import {OfficesStore} from '../../../../store/index';
import {Action, TellerManagementCommand} from '../../../../../services/teller/domain/teller-management-command.model';
import {Teller} from '../../../../../services/teller/domain/teller.model';
import {ActivatedRoute, Router} from '@angular/router';
import {Office} from '../../../../../services/office/domain/office.model';
import {Subscription} from 'rxjs/Subscription';
import {EXECUTE_COMMAND} from '../../../../store/teller/teller.actions';

@Component({
  templateUrl: './command.component.html'
})
export class OfficeTellerCommandComponent implements OnInit, OnDestroy {

  private officeSubscription: Subscription;

  private tellerSubscription: Subscription;

  office: Office;

  teller: Teller;

  action: Action = 'OPEN';

  constructor(private router: Router, private route: ActivatedRoute, private store: OfficesStore) {}

  ngOnInit(): void {
    this.route.queryParams.subscribe(params => this.action = params['action']);

    this.officeSubscription = this.store.select(fromOffices.getSelectedOffice)
      .filter(office => !!office)
      .subscribe(office => this.office = office);

    this.tellerSubscription = this.store.select(fromOffices.getSelectedTeller)
      .filter(teller => !!teller)
      .subscribe(teller => this.teller = teller);
  }

  ngOnDestroy(): void {
    this.officeSubscription.unsubscribe();
    this.tellerSubscription.unsubscribe();
  }

  onOpen(command: TellerManagementCommand): void {
    this.executeCommand(command);
  }

  onClose(command: TellerManagementCommand): void {
    this.executeCommand(command);
  }

  private executeCommand(command: TellerManagementCommand): void {
    this.store.dispatch({
      type: EXECUTE_COMMAND,
      payload: {
        officeId: this.office.identifier,
        tellerCode: this.teller.code,
        activatedRoute: this.route,
        command
      }
    });
  }

  onCancel(): void {
    this.router.navigate(['../'], { relativeTo: this.route });
  }

  get title(): string {
    return this.action === 'OPEN' ? 'Open teller' : 'Close teller';
  }

}