D-Net

import {Component, ElementRef, OnInit, ViewChild} from '@angular/core';

import {ActivatedRoute, Router} from '@angular/router';

import {HelpContentService} from '../../services/help-content.service';

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

import {CheckEntity, Entity} from '../../utils/entities/adminTool/entity';

import {Portal} from '../../utils/entities/adminTool/portal';

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

import {Session} from '../../login/utils/helper.class';

import {LoginErrorCodes} from '../../login/utils/guardHelper.class';

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

import {Subscriber} from "rxjs";

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

import {ConnectHelper} from "../../connect/connectHelper";

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

@Component({

  selector: 'entities',

  templateUrl: './entities.component.html',

})

export class EntitiesComponent implements OnInit {

  @ViewChild('editModal') editModal: AlertModal;

  @ViewChild('deleteModal') deleteModal: AlertModal;

  @ViewChild('relatedPages') relatedPages: AlertModal;

  private selectedEntities: string[] = [];

  public checkboxes: CheckEntity[] = [];

  public entities: Entity[] = [];

  public entityForm: FormGroup;

  private searchText: RegExp = new RegExp('');

  public keyword = '';

  public communities: Portal[] = [];

  public portal: string;

  public toggleIds: string[];

  public toggleStatus: boolean;

  public properties: EnvProperties = properties;

  public showLoading = true;

  public errorMessage = '';

  public updateErrorMessage = '';

  public modalErrorMessage = '';

  public isPortalAdministrator = null;

  public filterForm: FormGroup;

  private subscriptions: any[] = [];

  private index: number;

  constructor(private element: ElementRef, private route: ActivatedRoute,

              private _router: Router,

              private _helpContentService: HelpContentService,

              private userManagementService: UserManagementService, private _fb: FormBuilder) {

  }

  ngOnInit() {

    this.filterForm = this._fb.group({

      keyword: [''],

      status: ['all', Validators.required]

    });

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

      this.searchText = new RegExp(value, 'i');

      this.applyFilters();

    }));

    this.subscriptions.push(this.filterForm.get('status').valueChanges.subscribe(value => {

      this.applyFilters();

    }));

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

      this.portal = (this.route.snapshot.data.portal) ? this.route.snapshot.data.portal : this.route.snapshot.params[this.route.snapshot.data.param];

      if(this.portal === 'connect' || this.portal === 'explore') {

        ConnectHelper.setPortalTypeFromPid(this.portal);

      }

      this.applyPortalFilter(this.portal);

      this.isPortalAdministrator = Session.isPortalAdministrator(user) && !this.portal;

    });

  }

  ngOnDestroy(): void {

    this.subscriptions.forEach(value => {

      if (value instanceof Subscriber) {

        value.unsubscribe();

      } else if (value instanceof Function) {

        value();

      }

    });

  }

  getEntities(portal: string) {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.showLoading = true;

      this.updateErrorMessage = '';

      this.errorMessage = '';

      if (portal) {

        this._helpContentService.getCommunityEntities(portal, this.properties.adminToolsAPIURL).subscribe(

          entities => {

            this.entities = entities;

            this.checkboxes = [];

            let self = this;

            entities.forEach(_ => {

              self.checkboxes.push(<CheckEntity>{entity: _, checked: false});

            });

            this.showLoading = false;

          },

          error => this.handleError('System error retrieving entities', error));

      } else {

        this._helpContentService.getEntities(this.properties.adminToolsAPIURL).subscribe(

          entities => {

            this.entities = entities;

            this.checkboxes = [];

            let self = this;

            entities.forEach(_ => {

              self.checkboxes.push(<CheckEntity>{entity: _, checked: false});

            });

            this.showLoading = false;

          },

          error => this.handleError('System error retrieving entities', error));

      }

    }

  }

  public toggleCheckBoxes(event) {

    this.checkboxes.forEach(_ => _.checked = event.target.checked);

  }

  public applyCheck(flag: boolean) {

    this.checkboxes.forEach(_ => _.checked = flag);

  }

  public getSelectedEntities(): string[] {

    return this.checkboxes.filter(entity => entity.checked === true).map(checkedEntity => checkedEntity.entity).map(res => res._id);

  }

  private deleteEntitiesFromArray(ids: string[]): void {

    for (let id of ids) {

      let i = this.entities.findIndex(_ => _._id == id);

      this.entities.splice(i, 1);

    }

    this.applyFilters();

  }

  public confirmDeleteEntity(id: string) {

    // this.deleteConfirmationModal.ids = [id];

    // this.deleteConfirmationModal.showModal();

    this.selectedEntities = [id];

    this.confirmDeleteEntitiesModalOpen();

  }

  public confirmDeleteSelectedEntities() {

    // this.deleteConfirmationModal.ids = this.getSelectedEntities();

    // this.deleteConfirmationModal.showModal();

    this.selectedEntities = this.getSelectedEntities();

    this.confirmDeleteEntitiesModalOpen();

  }

  private confirmDeleteEntitiesModalOpen() {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.deleteModal.cancelButton = true;

      this.deleteModal.okButton = true;

      this.deleteModal.alertTitle = 'Delete Confirmation';

      this.deleteModal.message = 'Are you sure you want to delete the selected entity(-ies)?';

      this.deleteModal.okButtonText = 'Yes';

      this.deleteModal.open();

    }

  }

  public confirmedDeleteEntities(data: any) {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.showLoading = true;

      this.updateErrorMessage = '';

      this._helpContentService.deleteEntities(this.selectedEntities, this.properties.adminToolsAPIURL).subscribe(

        _ => {

          this.deleteEntitiesFromArray(this.selectedEntities);

          this.showLoading = false;

        },

        error => this.handleUpdateError('System error deleting the selected entities', error)

      );

    }

  }

  public editEntity(i: number) {

    const entity: Entity = this.checkboxes[i].entity;

    this.index = this.entities.findIndex(value => value._id === entity._id);

    this.entityForm = this._fb.group({

      name: this._fb.control(entity.name, Validators.required),

      _id: this._fb.control(entity._id),

      pid: this._fb.control(entity.pid, Validators.required)

    });

    this.modalErrorMessage = '';

    this.entitiesModalOpen('Edit Entity', 'Save Changes');

  }

  public newEntity() {

    this.entityForm = this._fb.group({

      _id: this._fb.control(null),

      name: this._fb.control('', Validators.required),

      pid: this._fb.control('', Validators.required)

    });

    this.modalErrorMessage = '';

    this.entitiesModalOpen('Create Entity', 'Create');

  }

  private entitiesModalOpen(title: string, yesBtn: string) {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.editModal.cancelButton = true;

      this.editModal.okButton = true;

      this.editModal.okButtonLeft = false;

      this.editModal.alertTitle = title;

      this.editModal.okButtonText = yesBtn;

      this.editModal.open();

    }

  }

  public entitySaveConfirmed(data: any) {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.modalErrorMessage = '';

      if (this.entityForm.value._id) {

        this._helpContentService.updateEntity(

          <Entity>this.entityForm.value, this.properties.adminToolsAPIURL).subscribe(

          entity => {

            this.entityUpdatedSuccessfully(entity);

          },

          error => this.handleUpdateError('System error updating entity', error)

        );

      } else {

        this._helpContentService.saveEntity(<Entity>this.entityForm.value, this.properties.adminToolsAPIURL).subscribe(

          entity => {

            this.entitySavedSuccessfully(entity);

          },

          error => this.handleUpdateError('System error creating entity', error)

        );

      }

    }

  }

  public entitySavedSuccessfully(entity: Entity) {

    this.entities.push(entity);

    this.applyFilters();

    this.applyCheck(false);

  }

  public entityUpdatedSuccessfully(entity: Entity) {

    this.entities[this.index] = entity;

    this.applyFilters();

    this.applyCheck(false);

  }

  public applyFilters() {

    this.checkboxes = [];

    this.entities.filter(item => this.filterEntitiesByStatus(item)).forEach(

      _ => this.checkboxes.push(<CheckEntity>{entity: _, checked: false})

    );

    this.checkboxes = this.checkboxes.filter(item => this.filterEntities(item.entity));

  }

  public filterEntities(entity: Entity): boolean {

    const textFlag = this.searchText.toString() === '' || (entity.name).match(this.searchText) != null;

    return textFlag;

  }

  public filterEntitiesByStatus(entity: Entity): boolean {

    let status = this.filterForm.get("status").value;

    return status == "all" || (status == "disabled" && !entity.isEnabled) || (status == "enabled" && entity.isEnabled);

  }

  handleError(message: string, error) {

    this.errorMessage = message;

    console.log('Server responded: ' + error);

    this.showLoading = false;

  }

  handleUpdateError(message: string, error) {

    if (error == null) {

      this.entityForm = this._fb.group({

        pid: ['', Validators.required],

        name: ['', Validators.required],

        isEnabled: '',

        _id: ''

      });

    } else {

      this.updateErrorMessage = message;

      console.log('Server responded: ' + error);

    }

    this.showLoading = false;

  }

  public applyPortalFilter(portal: string) {

    this.getEntities(portal);

  }

  public toggleEntities(status: boolean, ids: string[]) {

    // this.okModal.showModal();

    this.toggleIds = ids;

    this.toggleStatus = status;

    this.confirmRelatedPagesModalOpen();

  }

  private confirmRelatedPagesModalOpen() {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.relatedPages.cancelButton = true;

      this.relatedPages.okButton = true;

      this.relatedPages.alertTitle = 'Warning';

      this.relatedPages.message = "This action will affect all search pages related to this entity! Pages' status will change to entity's status! Do you want to continue?";

      this.relatedPages.okButtonText = 'Yes';

      this.relatedPages.open();

    }

  }

  public continueToggling(event: any) {

    if (!Session.isLoggedIn()) {

      this._router.navigate(['/user-info'],

        {queryParams: {'errorCode': LoginErrorCodes.NOT_VALID, 'redirectUrl': this._router.url}});

    } else {

      this.updateErrorMessage = '';

      this._helpContentService.toggleEntities(

        this.portal, this.toggleIds, this.toggleStatus, this.properties.adminToolsAPIURL).subscribe(

        () => {

          for (let id of this.toggleIds) {

            const i = this.checkboxes.findIndex(_ => _.entity._id === id);

            this.checkboxes[i].entity.isEnabled = this.toggleStatus;

          }

          this.applyCheck(false);

        },

        error => this.handleUpdateError('System error changing the status of the selected entity(-ies)', error)

      );

    }

  }

}