Merge pull request #8212 from abpframework/feat/get-features

Added getFeatures method to ConfigStateService

npm/ng-packs/packages/core/src/lib/services/config-state.service.ts

@@ -72,6 +72,21 @@ export class ConfigStateService {
     return this.store.sliceState(state => state.features?.values?.[key]);
   }
 
+  getFeatures(keys: string[]) {
+    const { features } = this.store.state;
+    if (!features) return;
+
+    return keys.reduce((acc, key) => ({ ...acc, [key]: features.values[key] }), {});
+  }
+
+  getFeatures$(keys: string[]) {
+    return this.store.sliceState(({ features }) => {
+      if (!features?.values) return;
+
+      return keys.reduce((acc, key) => ({ ...acc, [key]: features.values[key] }), {});
+    });
+  }
+
   getSetting(key: string) {
     return this.store.state.setting?.values?.[key];
   }

npm/ng-packs/packages/core/src/lib/utils/factory-utils.ts

@@ -7,6 +7,8 @@ import {
   StaticProvider,
   Type,
 } from '@angular/core';
+import { filter, map } from 'rxjs/operators';
+import { ConfigStateService } from '../services/config-state.service';
 
 export class LazyModuleFactory<T> extends NgModuleFactory<T> {
   get moduleType(): Type<T> {
@@ -29,3 +31,11 @@ export class LazyModuleFactory<T> extends NgModuleFactory<T> {
     return factory.create(injector);
   }
 }
+
+export function featuresFactory(
+  configState: ConfigStateService,
+  featureKeys: string[],
+  mapFn: (features) => any = features => features,
+) {
+  return configState.getFeatures$(featureKeys).pipe(filter(Boolean), map(mapFn));
+}