context-create.validators.ts 3.69 KB
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/*
 * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2019-2020)
 * and the signatories of the "VITAM - Accord du Contributeur" agreement.
 *
 * contact@programmevitam.fr
 *
 * This software is a computer program whose purpose is to implement
 * implement a digital archiving front-office system for the secure and
 * efficient high volumetry VITAM solution.
 *
 * This software is governed by the CeCILL-C license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL-C
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 *
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 *
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL-C license and that you accept its terms.
 */
import {Injectable} from '@angular/core';
import {AbstractControl, AsyncValidatorFn} from '@angular/forms';

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import {ContextPermission} from 'projects/vitamui-library/src/public-api';
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import {of, timer} from 'rxjs';
import {map, switchMap, take} from 'rxjs/operators';
import {ContextService} from '../context.service';

@Injectable()
export class ContextCreateValidators {

  private debounceTime = 400;

  constructor(private contextService: ContextService) {
  }

  uniqueName = (nameToIgnore?: string): AsyncValidatorFn => {
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    console.log('Triggered uniqueName');
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    return this.uniqueFields('name', 'nameExists', nameToIgnore);
  }

  uniqueIdentifier = (identifierToIgnore?: string): AsyncValidatorFn => {
    return this.uniqueFields('identifier', 'identifierExists', identifierToIgnore);
  }

  private uniqueFields(field: string, existTag: string, valueToIgnore?: string) {
    return (control: AbstractControl) => {
      const properties: any = {};
      properties[field] = control.value;
      const existField: any = {};
      existField[existTag] = true;

      return timer(this.debounceTime).pipe(
        switchMap(() => control.value !== valueToIgnore ? this.contextService.existsProperties(properties) : of(false)),
        take(1),
        map((exists: boolean) => exists ? existField : null)
      );
    };
  }
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  public permissionInvalid() {
    return (control: AbstractControl) => {
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      switch (this.checkTenantsValid(control.value)) {
        case 'tenant': return of({ permissionsTenant: true });
        case 'empty': return of({ noPermissions: true });
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        default: return of(null);
      }
    };
  }

  private checkTenantsValid(value: ContextPermission[]): string {
    if (!value || value.length === 0) {
      return 'empty';
    }

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    for (const permission of value) {
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      if (!permission.tenant) {
        return 'tenant';
      }
    }

    return null;
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  }
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}