0

我正在尝试在https://ngrx.io/guide/data/上查找文档,以了解是否可以将 defaultDataService 扩展到https://ngrx.io/guide/data/entity-dataservice中提到的内容之外

期望的结果

car我想要的是为我和plane实体有不同的终点

const entityMetadata: EntityMetadataMap = {
  car: {},
  plane: {},
};

我知道可以通过以下方式自定义根目录。https://ngrx.io/guide/data/entity-dataservice#configure-the-defaultdataservice

但这并不能使每个实体都有自己的终点。

const defaultDataServiceConfig: DefaultDataServiceConfig = {
  root: 'https://my-api-domain.com:8000/api/v1',
  timeout: 3000, // request timeout
}

我的transport.services.ts文件看起来像这样

import { Injectable } from '@angular/core';
import {
  EntityCollectionServiceBase,
  EntityCollectionServiceElementsFactory,
} from '@ngrx/data';
import { Mode } from '../models/mode.model';

@Injectable({ providedIn: 'root' })
export class CarService extends EntityCollectionServiceBase<Mode> {
  constructor(serviceElementsFactory: EntityCollectionServiceElementsFactory) {
    super('car', serviceElementsFactory);
  }
}

@Injectable({ providedIn: 'root' })
export class PlaneService extends EntityCollectionServiceBase<Mode> {
  constructor(serviceElementsFactory: EntityCollectionServiceElementsFactory) {
    super('plane', serviceElementsFactory);
  }
}

可能的解决方案

  1. 我看到这篇文章https://slides.com/jiali/deck-5#/34执行了以下操作,看起来像我所追求的,但找不到任何文档。
    
// create a customize http url generator
@Injectable({providedIn: 'root'})
export class CustomizeHttpUrlGenerator extends DefaultHttpUrlGenerator {
  protected getResourceUrls(
    entityName: string,
    root: string
  ): HttpResourceUrls {
    const urls = super.getResourceUrls(entityName, root);
    urls.entityResourceUrl = urls.collectionResourceUrl;
    return urls;
  }
}
 
// app.module.ts, then register to providers
{
  provide: HttpUrlGenerator,
  useClass: CustomizeHttpUrlGenerator
}

任何帮助 - 非常感谢

4

0 回答 0