D-Net

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

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

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

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

import {CheckPage, Page} from '../../utils/entities/adminTool/page';

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

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

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

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

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

import {HelperFunctions} from '../../utils/HelperFunctions.class';

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

import {Observable, Subscriber} from "rxjs";

import {map, startWith} from "rxjs/operators";

import {MatAutocompleteSelectedEvent} from "@angular/material";

import {PortalUtils} from "../portal/portalHelper";

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

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

import {Option} from "../../sharedComponents/input/input.component";

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

@Component({

  selector: 'pages',

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

})

export class PagesComponent implements OnInit {

  @ViewChild('editModal') editModal: AlertModal;

  @ViewChild('deleteModal') deleteModal: AlertModal;

  private selectedPages: string[] = [];

  public checkboxes: CheckPage[] = [];

  public pages: Page[] = [];

  public pageWithDivIds: string[] = [];

  //public errorMessage: string;

  public pageForm: FormGroup;

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

  public keyword: string = '';

  public portal: string;

  public pagesType: string;

  public properties: EnvProperties = properties;

  public showLoading: boolean = true;

  public errorMessage: string = '';

  public updateErrorMessage: string = '';

  public modalErrorMessage: string = '';

  public isPortalAdministrator = null;

  public filterForm: FormGroup;

  public typeOptions = [{label: 'Search', value: 'search'}, {

    label: 'Share',

    value: 'share'

  }, {label: 'Landing', value: 'landing'}, {label: 'HTML', value: 'html'}, {

    label: 'Link',

    value: 'link'

  }, {label: 'Other', value: 'other'}];

  public entitiesCtrl: FormArray;

  @ViewChild('PageInput') pageInput: ElementRef<HTMLInputElement>;

  allEntities: Option[] = [];

  private subscriptions: any[] = [];

  public portalUtils: PortalUtils = new PortalUtils();

  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: [''],

      type: ['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('type').valueChanges.subscribe(value => {

      this.applyFilters();

    }));

    this.subscriptions.push(this.route.queryParams.subscribe(params => {

      this.pagesType = '';

      if (params['type']) {

        // this.pagesType = params['type'];

        this.filterForm.get('type').setValue(params['type']);

      }

      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.keyword = '';

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

        this.applyPortalFilter(this.portal);

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

      }));

    }));

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

      entities => {

        this.allEntities = [];

        entities.forEach(entity => {

         this.allEntities.push({

           label: entity.name,

           value: entity

         });

        });

        this.showLoading = false;

      },

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

  }

  ngOnDestroy(): void {

    this.subscriptions.forEach(value => {

      if (value instanceof Subscriber) {

        value.unsubscribe();

      } else if (value instanceof Function) {

        value();

      }

    });

  }

  getPages(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 = '';

      this.pageWithDivIds = [];

      let parameters = '';

      if (this.pagesType) {

        parameters = '?page_type=' + this.pagesType;

      }

      if (portal) {

        this.subscriptions.push(this._helpContentService.getCommunityPagesByType(portal, parameters, this.properties.adminToolsAPIURL).subscribe(

          pages => {

            this.pagesReturned(pages);

            //if(!this.pagesType || this.pagesType == "link") {

            this.getPagesWithDivIds(portal);

            //} else {

            //this.showLoading = false;

            //}

          },

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

        ));

      } else {

        this.subscriptions.push(this._helpContentService.getAllPagesFull(this.properties.adminToolsAPIURL).subscribe(

          pages => {

            this.pagesReturned(pages);

            this.showLoading = false;

          },

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

        ));

      }

    }

  }

  getPagesWithDivIds(portal: string) {

    if (!Session.isLoggedIn()) {

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

        queryParams: {

          'errorCode': LoginErrorCodes.NOT_VALID,

          'redirectUrl': this._router.url

        }

      });

    } else {

      this.subscriptions.push(this._helpContentService.getPageIdsFromDivIds(portal, this.properties.adminToolsAPIURL).subscribe(

        pages => {

          this.pageWithDivIds = pages;

          this.showLoading = false;

        },

        error => this.handleError('System error retrieving information about pages\' classes', error)));

    }

  }

  pagesReturned(pages: Page[]) {

    this.pages = pages;

    this.checkboxes = [];

    if (pages) {

      pages.forEach(_ => {

        this.checkboxes.push(<CheckPage>{page: _, checked: false});

      });

    }

  }

  /*

      getPortals() {

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

              communities => {

                  this.communities = communities;

                  this.portal = this.communities[0].pid;

                  this.getPages(this.portal);

                  this.getPagesWithDivIds(this.portal);

          },

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

      }

  */

  public toggleCheckBoxes(event) {

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

  }

  public applyCheck(flag: boolean) {

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

  }

  public getSelectedPages(): string[] {

    return this.checkboxes.filter(page => page.checked == true).map(checkedPage => checkedPage.page).map(res => res._id);

  }

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

    for (let id of ids) {

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

      this.pages.splice(i, 1);

    }

    this.applyFilters();

  }

  public confirmDeletePage(id: string) {

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

    //this.deleteConfirmationModal.showModal();

    this.selectedPages = [id];

    this.confirmModalOpen();

  }

  public confirmDeleteSelectedPages() {

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

    //this.deleteConfirmationModal.showModal();

    this.selectedPages = this.getSelectedPages();

    this.confirmModalOpen();

  }

  private confirmModalOpen() {

    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 page(s)?';

      this.deleteModal.okButtonText = 'Yes';

      this.deleteModal.open();

    }

  }

  public confirmedDeletePages(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.subscriptions.push(this._helpContentService.deletePages(this.selectedPages, this.properties.adminToolsAPIURL).subscribe(

        _ => {

          this.deletePagesFromArray(this.selectedPages);

          this.showLoading = false;

        },

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

      ));

    }

  }

  public editPage(i: number) {

    this.entitiesCtrl = this._fb.array([]);

    let page: Page = this.checkboxes[i].page;

    this.index = this.pages.findIndex(value => value._id === page._id);

    this.pageForm = this._fb.group({

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

      route: this._fb.control(page.route, Validators.required),

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

      isEnabled: this._fb.control(page.isEnabled),

      portalType: this._fb.control(page.portalType, Validators.required),

      top: this._fb.control(page.top),

      bottom: this._fb.control(page.bottom),

      left: this._fb.control(page.left),

      right: this._fb.control(page.right),

      type: this._fb.control(page.type, Validators.required),

      entities: this.entitiesCtrl

    });

    this.pageForm.get('portalType').disable();

    for (let i = 0; i < page.entities.length; i++) {

      this.entitiesCtrl.push(this._fb.control(page.entities[i]));

    }

    this.modalErrorMessage = '';

    this.pagesModalOpen('Edit Page', 'Save changes');

  }

  public newPage() {

    if(this.pageForm) {

      this.pageForm.get('portalType').enable();

    }

    this.entitiesCtrl = this._fb.array([]);

    this.pageForm = this._fb.group({

      _id: this._fb.control(null),

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

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

      isEnabled: this._fb.control(true),

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

      top: this._fb.control(true),

      bottom: this._fb.control(true),

      left: this._fb.control(true),

      right: this._fb.control(true),

      type: this._fb.control(this.typeOptions[0].value, Validators.required),

      entities: this.entitiesCtrl,

    });

    this.modalErrorMessage = '';

    this.pagesModalOpen('Create Page', 'Create');

  }

  private pagesModalOpen(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 pageSaveConfirmed(data: any) {

    if (!Session.isLoggedIn()) {

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

        queryParams: {

          'errorCode': LoginErrorCodes.NOT_VALID,

          'redirectUrl': this._router.url

        }

      });

    } else {

      if (!this.pageForm.value._id) {

        this.modalErrorMessage = '';

        this.subscriptions.push(this._helpContentService.savePage(<Page>this.pageForm.value, this.properties.adminToolsAPIURL).subscribe(

          page => {

            this.pageSavedSuccessfully(page, true);

          },

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

        ));

      } else {

        this.pageForm.get('portalType').enable();

        this.subscriptions.push(this._helpContentService.updatePage(<Page>this.pageForm.value, this.properties.adminToolsAPIURL).subscribe(

          page => {

            this.pageSavedSuccessfully(page, false);

          },

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

        ));

      }

    }

  }

  public pageSavedSuccessfully(page: Page, isNew: boolean) {

    if (isNew) {

      this.pages.push(page);

    } else {

      this.pages[this.index] = page;

    }

    this.applyFilters();

    this.applyCheck(false);

  }

  public applyFilters() {

    this.checkboxes = [];

    this.pages.filter(item => this.filterByType(item)).forEach(

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

    );

    this.checkboxes = this.checkboxes.filter(item => this.filterPages(item.page));

  }

  public filterByType(page: Page): boolean {

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

    return type == "all" || (type == page.type);

  }

  public filterPages(page: Page): boolean {

    let textFlag = this.searchText.toString() == '' || (page.route + ' ' + page.name + ' ' + page.portalType).match(this.searchText) != null;

    return textFlag;

  }

  handleError(message: string, error) {

    // if(error == null) {

    //     this.formComponent.reset();

    // } else {

    this.errorMessage = message;// + ' (Server responded: ' + error + ')';

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

    //}

    this.showLoading = false;

  }

  handleUpdateError(message: string, error) {

    if (error == null) {

      // this.formComponent.reset();

      this.pageForm = this._fb.group({

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

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

        isEnabled: this._fb.control(true),

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

        top: this._fb.control(true),

        bottom: this._fb.control(true),

        left: this._fb.control(true),

        right: this._fb.control(true),

        type: this._fb.control(this.typeOptions[0].value, Validators.required),

        entities: this.entitiesCtrl,

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

      });

    } else {

      this.updateErrorMessage = message;// + ' (Server responded: ' + error + ')';

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

    }

    this.showLoading = false;

  }

  // public filterByPortal(event: any) {

  //     this.portal = event.target.value;

  //     this.applyPortalFilter(this.portal);

  // }

  public applyPortalFilter(portal: string) {

    this.getPages(portal);

  }

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

    if (!Session.isLoggedIn()) {

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

        queryParams: {

          'errorCode': LoginErrorCodes.NOT_VALID,

          'redirectUrl': this._router.url

        }

      });

    } else {

      this.updateErrorMessage = '';

      this.subscriptions.push(this._helpContentService.togglePages(this.portal, ids, status, this.properties.adminToolsAPIURL).subscribe(

        () => {

          for (let id of ids) {

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

            this.checkboxes[i].page.isEnabled = status;

          }

          this.applyCheck(false);

        },

        error => this.handleUpdateError('System error changing the status of the selected page(s)', error)

      ));

    }

  }

  public capitalizeFirstLetter(str: string) {

    return str.charAt(0).toUpperCase() + str.slice(1);

  }

}