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request.effects.ts pipeable operators

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This commit is contained in:
Kristof De Langhe
2018-05-17 17:38:28 +02:00
parent fdd9746f64
commit f03126b550
1 changed files with 18 additions and 16 deletions
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34
src/app/core/data/request.effects.ts
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@@ -1,7 +1,7 @@
import { Inject, Injectable, Injector } from '@angular/core'; import { Inject, Injectable, Injector } from '@angular/core';
import { Request } from '@angular/http'; import { Request } from '@angular/http';
import { RequestArgs } from '@angular/http/src/interfaces'; import { RequestArgs } from '@angular/http/src/interfaces';
import { Actions, Effect } from '@ngrx/effects'; import { Actions, Effect, ofType } from '@ngrx/effects';
// tslint:disable-next-line:import-blacklist // tslint:disable-next-line:import-blacklist
import { Observable } from 'rxjs'; import { Observable } from 'rxjs';
@@ -18,32 +18,34 @@ import { RequestEntry } from './request.reducer';
import { RequestService } from './request.service'; import { RequestService } from './request.service';
import { DSpaceRESTv2Serializer } from '../dspace-rest-v2/dspace-rest-v2.serializer'; import { DSpaceRESTv2Serializer } from '../dspace-rest-v2/dspace-rest-v2.serializer';
import { NormalizedObjectFactory } from '../cache/models/normalized-object-factory'; import { NormalizedObjectFactory } from '../cache/models/normalized-object-factory';
import { catchError, flatMap, map, tap } from 'rxjs/operators';
@Injectable() @Injectable()
export class RequestEffects { export class RequestEffects {
@Effect() execute = this.actions$ @Effect() execute = this.actions$.ofType(RequestActionTypes.EXECUTE).pipe(
.ofType(RequestActionTypes.EXECUTE) flatMap((action: RequestExecuteAction) => {
.flatMap((action: RequestExecuteAction) => {
return this.requestService.getByUUID(action.payload) return this.requestService.getByUUID(action.payload)
.take(1); .take(1);
}) }),
.map((entry: RequestEntry) => entry.request) map((entry: RequestEntry) => entry.request),
.flatMap((request: RestRequest) => { flatMap((request: RestRequest) => {
let body; let body;
if (isNotEmpty(request.body)) { if (isNotEmpty(request.body)) {
const serializer = new DSpaceRESTv2Serializer(NormalizedObjectFactory.getConstructor(request.body.type)); const serializer = new DSpaceRESTv2Serializer(NormalizedObjectFactory.getConstructor(request.body.type));
body = JSON.stringify(serializer.serialize(request.body)); body = JSON.stringify(serializer.serialize(request.body));
} }
return this.restApi.request(request.method, request.href, body) return this.restApi.request(request.method, request.href, body).pipe(
.map((data: DSpaceRESTV2Response) => map((data: DSpaceRESTV2Response) => this.injector.get(request.getResponseParser()).parse(request, data)),
this.injector.get(request.getResponseParser()).parse(request, data)) tap((response: RestResponse) => this.responseCache.add(request.href, response, this.EnvConfig.cache.msToLive)),
.do((response: RestResponse) => this.responseCache.add(request.href, response, this.EnvConfig.cache.msToLive)) map((response: RestResponse) => new RequestCompleteAction(request.uuid)),
.map((response: RestResponse) => new RequestCompleteAction(request.uuid)) catchError((error: RequestError) => Observable.of(new ErrorResponse(error)).pipe(
.catch((error: RequestError) => Observable.of(new ErrorResponse(error)) tap((response: RestResponse) => this.responseCache.add(request.href, response, this.EnvConfig.cache.msToLive)),
.do((response: RestResponse) => this.responseCache.add(request.href, response, this.EnvConfig.cache.msToLive)) map((response: RestResponse) => new RequestCompleteAction(request.uuid))
.map((response: RestResponse) => new RequestCompleteAction(request.uuid))); ))
}); );
})
);
constructor( constructor(
@Inject(GLOBAL_CONFIG) private EnvConfig: GlobalConfig, @Inject(GLOBAL_CONFIG) private EnvConfig: GlobalConfig,