Open-ILS/src/eg2/src/app/core/perm.service.ts

   1 import {Injectable} from '@angular/core';
   2 import {NetService} from './net.service';
   3 import {OrgService} from './org.service';
   4 import {AuthService} from './auth.service';
   5
   6 interface HasPermAtResult {
   7     [permName: string]: any[]; // org IDs or org unit objects
   8 }
   9
  10 interface HasPermHereResult {
  11     [permName: string]: boolean;
  12 }
  13
  14 @Injectable({providedIn: 'root'})
  15 export class PermService {
  16
  17     constructor(
  18         private net: NetService,
  19         private org: OrgService,
  20         private auth: AuthService,
  21     ) {}
  22
  23     // workstation not required.
  24     hasWorkPermAt(permNames: string[], asId?: boolean): Promise<HasPermAtResult> {
  25         return this.net.request(
  26             'open-ils.actor',
  27             'open-ils.actor.user.has_work_perm_at.batch',
  28             this.auth.token(), permNames
  29         ).toPromise().then(resp => {
  30             const answer: HasPermAtResult = {};
  31             permNames.forEach(perm => {
  32                 let orgs = [];
  33                 resp[perm].forEach(oneOrg => {
  34                     orgs = orgs.concat(this.org.descendants(oneOrg, asId));
  35                 });
  36                 answer[perm] = orgs;
  37             });
  38
  39             return answer;
  40         });
  41     }
  42
  43     // workstation required
  44     hasWorkPermHere(permNames: string | string[]): Promise<HasPermHereResult> {
  45         permNames = [].concat(permNames);
  46         const wsId: number = +this.auth.user().wsid();
  47
  48         if (!wsId) {
  49             return Promise.reject('hasWorkPermHere requires a workstation');
  50         }
  51
  52         return this.hasWorkPermAt(permNames, true).then(resp => {
  53             const answer: HasPermHereResult = {};
  54             Object.keys(resp).forEach(perm => {
  55                 answer[perm] = resp[perm].indexOf(wsId) > -1;
  56             });
  57             return answer;
  58         });
  59     }
  60 }