vid-webpack-master/src/app/shared/resolvers/viewEdit/viewEdit.resolver.ts

   1 import {ActivatedRouteSnapshot, Resolve} from "@angular/router";
   2 import {Injectable} from "@angular/core";
   3 import {from, Observable} from "rxjs";
   4 import {AaiService} from "../../services/aaiService/aai.service";
   5 import {forkJoin} from "rxjs/observable/forkJoin";
   6 import {AppState} from "../../store/reducers";
   7 import {NgRedux} from "@angular-redux/store";
   8 import {createServiceInstance} from "../../storeUtil/utils/service/service.actions";
   9 import {ServiceInstance} from "../../models/serviceInstance";
  10 import * as _ from "lodash";
  11 import {ModelInfo} from "../../models/modelInfo";
  12
  13 @Injectable()
  14 export class ViewEditResolver implements Resolve<Observable<boolean>> {
  15
  16   constructor(private _aaiService: AaiService, private _store: NgRedux<AppState>) {
  17   }
  18
  19   resolve(route: ActivatedRouteSnapshot): Observable<boolean> {
  20     const serviceModelId: string = route.queryParamMap.get("serviceModelId");
  21     const serviceInstanceId: string = route.queryParamMap.get("serviceInstanceId");
  22     const subscriberId: string = route.queryParamMap.get("subscriberId");
  23     const serviceType: string = route.queryParamMap.get("serviceType");
  24     let serviceModelApi = this._aaiService.getServiceModelById(serviceModelId);
  25     let serviceInstanceApi = this._aaiService.retrieveAndStoreServiceInstanceTopology(serviceInstanceId, subscriberId, serviceType, serviceModelId);
  26     let streams: Observable<any>[] = [serviceModelApi, serviceInstanceApi];
  27     streams = streams.filter( stream => stream !== undefined);
  28     return forkJoin(streams).switchMap(([serviceModel, serviceInstance]) => {
  29       return from(this.retrieveLatestVersionAndSetServiceInstance(serviceInstance.modelInfo.modelInvariantId).then((response)=>{
  30         this.setServiceLatestAvailableVersion(serviceInstance, response);
  31         this.applyRequestsResponsesToStateAndInitServiceInstance(serviceModelId, serviceInstance, serviceModel);
  32         return true;
  33       }));
  34
  35     });
  36   }
  37
  38   private retrieveLatestVersionAndSetServiceInstance(modelInvariantId: string) :Promise<ModelInfo>{
  39     return this._aaiService.retrieveServiceLatestUpdateableVersion(modelInvariantId).toPromise();
  40   }
  41
  42   applyRequestsResponsesToStateAndInitServiceInstance(serviceModelId: string,
  43                                                       serviceInstance, serviceModel) {
  44     this.setIsALaCarte(serviceInstance, serviceModel.service.vidNotions.instantiationType);
  45     this.setTestApi(serviceInstance);
  46     this._store.dispatch(createServiceInstance(serviceInstance, serviceModelId));
  47   }
  48
  49   setServiceLatestAvailableVersion(serviceInstance :ServiceInstance, modelInfoObject: ModelInfo) :void{
  50     if(!_.isNil(modelInfoObject) && !_.isNil(modelInfoObject.modelVersion)){
  51       serviceInstance.latestAvailableVersion = Number(modelInfoObject.modelVersion);
  52     }
  53     else {
  54       serviceInstance.latestAvailableVersion = 0;
  55     }
  56   }
  57
  58   setTestApi(service: any) :void{
  59     if (this._store.getState().global.flags['FLAG_ADD_MSO_TESTAPI_FIELD'] && service.isALaCarte) {
  60       service.testApi = sessionStorage.getItem("msoRequestParametersTestApiValue");
  61     }
  62   };
  63
  64   setIsALaCarte(service: any, instantiationType) :void{
  65     service.isALaCarte = instantiationType === 'ALaCarte';
  66   };
  67
  68 }