catalog-ui/src/app/ng2/http-interceptor/headers-interceptor.ts

   1 import { HttpErrorResponse, HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
   2 import { Injectable, Injector } from '@angular/core';
   3 import { SdcUiComponents, SdcUiServices } from 'onap-ui-angular';
   4 import { ButtonType } from 'onap-ui-angular/dist/common';
   5 import { Observable } from 'rxjs/Observable';
   6 import { ServerErrorResponse } from '../../models/server-error-response';
   7 import { Cookie2Service } from '../services/cookie.service';
   8 import { HttpHelperService } from '../services/http-hepler.service';
   9 import { TranslateService } from '../shared/translator/translate.service';
  10
  11 @Injectable()
  12 export class HeadersInterceptor implements HttpInterceptor {
  13
  14     constructor(private injector: Injector, private cookieService: Cookie2Service, private httpHelperService: HttpHelperService) {}
  15
  16     intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
  17         let authReq: HttpRequest<any>;
  18         if (req.body instanceof FormData) {
  19             authReq = req.clone({ headers: req.headers.set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  20                 .set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  21                 .set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  22             });
  23         } else {
  24             authReq = req.clone({ headers: req.headers.set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  25                 .set('Content-Type', 'application/json; charset=UTF-8')
  26                 .set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  27                 .set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())
  28             });
  29         }
  30
  31         const uuidValue = this.httpHelperService.getUuidValue(authReq.url);
  32         if (uuidValue !== '') {
  33             authReq = authReq.clone({ headers: authReq.headers.set(this.cookieService.getUserIdSuffix(), this.cookieService.getUserId())});
  34         }
  35         return next.handle(authReq).do(
  36
  37             (event: HttpEvent<any>) => { /* Do Nothing */ },
  38
  39             (err: any) => {
  40                 if (err instanceof HttpErrorResponse) {
  41                     const errorResponse: ServerErrorResponse = new ServerErrorResponse(err);
  42                     const modalService = this.injector.get(SdcUiServices.ModalService);
  43                     const translateService = this.injector.get(TranslateService);
  44
  45                     const errorDetails = {
  46                         'Error Code': errorResponse.messageId,
  47                         'Status Code': errorResponse.status
  48                     };
  49
  50                     if (errorResponse.ecompRequestId) {
  51                         errorDetails['Transaction ID'] = errorResponse.ecompRequestId;
  52                     }
  53
  54                     if (errorResponse.messageId === 'POL5005') {
  55                         // Session and Role expiration special handling
  56                         modalService.openWarningModal(
  57                             'Warning',
  58                             translateService.translate('ERROR_MODAL_TEXT', errorResponse),
  59                             'warn-modal',
  60                             [ ] );
  61                     } else {
  62                         modalService.openErrorDetailModal('Error', errorResponse.message, 'error-modal', errorDetails);
  63                     }
  64
  65                     return Observable.throwError(err);
  66                 }
  67             });
  68     }
  69 }