D-Net

import {Component, Input, OnChanges, OnDestroy, OnInit, SimpleChanges, ViewChild} from '@angular/core';

import {Subscription} from 'rxjs/Rx';

import {FormBuilder, FormControl, FormGroup, Validators} from '@angular/forms';

import {AlertModal} from "../../../utils/modal/alert";

import {UserRegistryService} from "../../../services/user-registry.service";

import {EnvProperties} from "../../../utils/properties/env-properties";

import {properties} from "../../../../../environments/environment";

import {Session, User} from "../../../login/utils/helper.class";

import {UserManagementService} from "../../../services/user-management.service";

import {Router} from "@angular/router";

import {Composer} from "../../../utils/email/composer";

import {SubscriberInviteComponent} from "../../../sharedComponents/subscriber-invite/subscriber-invite.component";

declare var UIkit;

@Component({

  selector: 'subscribers',

  templateUrl: 'subscribers.component.html'

})

export class SubscribersComponent implements OnInit, OnDestroy, OnChanges {

  @Input()

  public id: string;

  @Input()

  public type: string;

  @Input()

  public name: string;

  @Input()

  public link: string;

  @Input()

  public message: string = null;

  public user: User = null;

  public subscribers: any[];

  public showSubscribers: any[];

  public subs: any[] = [];

  public loading: boolean = true;

  public selectedUser: string = null;

  public properties: EnvProperties = properties;

  public exists: boolean = true;

  public roleFb: FormGroup;

  /* Paging */

  page: number = 1;

  pageSize: number = 10;

  /* Search */

  filterForm: FormGroup;

  @ViewChild('inviteModal') inviteModal: AlertModal;

  @ViewChild('deleteModal') deleteModal: AlertModal;

  @ViewChild('createRoleModal') createRoleModal: AlertModal;

  @ViewChild('subscriberInvite') subscriberInvite: SubscriberInviteComponent;

  constructor(private userRegistryService: UserRegistryService,

              private userManagementService: UserManagementService,

              private router: Router,

              private fb: FormBuilder) {

  }

  ngOnInit() {

    this.filterForm = this.fb.group({

      keyword: this.fb.control('')

    });

    this.subs.push(this.filterForm.get('keyword').valueChanges.subscribe(value => {

      this.filterBySearch(value);

    }));

    this.updateList();

    this.userManagementService.getUserInfo().subscribe(user => {

      this.user = user;

    });

  }

  ngOnChanges(changes: SimpleChanges) {

    if (changes.role) {

      this.updateList();

    }

  }

  ngOnDestroy() {

    this.subs.forEach(sub => {

      if (sub instanceof Subscription) {

        sub.unsubscribe();

      }

    });

  }

  updateList() {

    this.loading = true;

    this.subs.push(this.userRegistryService.getActiveEmail(this.type, this.id, 'member').subscribe(users => {

      this.subscribers = users;

      this.filterBySearch(this.filterForm.value.keyword);

      this.loading = false;

      this.exists = true;

    }, error => {

      this.subscribers = [];

      this.showSubscribers = [];

      if (error.status === 404) {

        this.exists = false;

      }

      this.loading = false;

    }));

  }

  openDeleteModal(item: any) {

    this.selectedUser = item.email;

    this.deleteModal.alertTitle = 'Delete subscriber';

    this.deleteModal.open();

  }

  openInviteModal() {

    if(this.subscriberInvite && !this.subscriberInvite.loading) {

      this.inviteModal.alertTitle = 'Invite users to subscribe';

      this.inviteModal.okButtonLeft = false;

      this.inviteModal.okButtonText = 'Send';

      this.subscriberInvite.reset();

      this.inviteModal.open();

    }

  }

  openCreateRoleModal() {

    this.createRoleModal.alertTitle = 'Create group';

    this.createRoleModal.okButtonLeft = false;

    this.createRoleModal.okButtonText = 'create';

    this.roleFb = this.fb.group({

      name: this.fb.control(Session.mapType(this.type) + '.' + this.id, Validators.required),

      description: this.fb.control('', Validators.required)

    });

    setTimeout(() => {

      this.roleFb.get('name').disable();

    }, 0);

    this.createRoleModal.open();

  }

  deleteSubscriber() {

    this.loading = true;

    this.userRegistryService.remove(this.type, this.id, this.selectedUser, 'member').subscribe(() => {

      this.subscribers = this.subscribers.filter(user => user.email != this.selectedUser);

      this.filterBySearch(this.filterForm.value.keyword);

      this.userManagementService.updateUserInfo();

      UIkit.notification(this.selectedUser + ' <b>is no longer</b> subscribed to ' + this.name + ' Dashboard', {

        status: 'success',

        timeout: 6000,

        pos: 'bottom-right'

      });

      this.loading = false;

    }, error => {

      UIkit.notification('An error has occurred. Please try again later', {

        status: 'danger',

        timeout: 6000,

        pos: 'bottom-right'

      });

      this.loading = false;

    });

  }

  createGroup() {

    this.loading = true;

    this.roleFb.get('name').enable();

    this.userRegistryService.createRole(this.type, this.id, this.roleFb.value).subscribe(() => {

      UIkit.notification('Group has been <b> successfully created</b>', {

        status: 'success',

        timeout: 6000,

        pos: 'bottom-right'

      });

      this.updateList();

    }, error => {

      UIkit.notification('An error has occurred. Please try again later', {

        status: 'danger',

        timeout: 6000,

        pos: 'bottom-right'

      });

      this.loading = false;

    });

  }

  public get isPortalAdmin() {

    return Session.isPortalAdministrator(this.user) || Session.isCurator(this.type, this.user);

  }

  public updatePage($event) {

    this.page = $event.value;

  }

  private filterBySearch(value: any) {

    this.showSubscribers = this.subscribers.filter(subscriber => !value || subscriber.email.includes(value));

  }

}