@alauda-fe/common
Version:
Alauda frontend team common codes.
90 lines • 10.6 kB
JavaScript
/**
* @packageDocumentation
* @module utils
*/
import { ChangeDetectorRef, Directive, Input, TemplateRef, ViewContainerRef,
// cspell: disable-next-line
ɵstringify as stringify, } from '@angular/core';
import { distinctUntilChanged } from 'rxjs';
import { FeatureGateService } from '../services/feature-gate.service';
import * as i0 from "@angular/core";
import * as i1 from "../services/feature-gate.service";
/**
* @example
* ```
* <ng-container *aclFeatureGate="gate-name"></ng-container>
* ```
*/
export class FeatureGateDirective {
set then(templateRef) {
assertTemplate('aclFeatureGateThen', templateRef);
this.thenTemplateRef = templateRef;
}
set else(templateRef) {
assertTemplate('aclVersionGateElse', templateRef);
this.elseTemplateRef = templateRef;
}
constructor(container, featureGate, crd, templateRef) {
this.container = container;
this.featureGate = featureGate;
this.crd = crd;
this.featureName = null;
this.cluster = null;
this.negate = false;
this.thenTemplateRef = null;
this.elseTemplateRef = null;
this.subscription = null;
this.thenTemplateRef = templateRef;
}
ngOnInit() {
if (!this.featureName) {
this.container.createEmbeddedView(this.thenTemplateRef);
return;
}
this.subscription = this.featureGate[this.negate ? 'isNegateEnabled' : 'isEnabled'](this.featureName, this.cluster)
.pipe(distinctUntilChanged())
.subscribe(enabled => {
this.container.clear();
if (enabled) {
this.container.createEmbeddedView(this.thenTemplateRef);
}
else if (this.elseTemplateRef) {
this.container.createEmbeddedView(this.elseTemplateRef);
}
this.crd.markForCheck();
});
}
ngOnDestroy() {
if (this.subscription) {
this.subscription.unsubscribe();
}
}
static { this.ɵfac = function FeatureGateDirective_Factory(t) { return new (t || FeatureGateDirective)(i0.ɵɵdirectiveInject(i0.ViewContainerRef), i0.ɵɵdirectiveInject(i1.FeatureGateService), i0.ɵɵdirectiveInject(i0.ChangeDetectorRef), i0.ɵɵdirectiveInject(i0.TemplateRef)); }; }
static { this.ɵdir = /*@__PURE__*/ i0.ɵɵdefineDirective({ type: FeatureGateDirective, selectors: [["", "aclFeatureGate", ""]], inputs: { featureName: [0, "aclFeatureGate", "featureName"], cluster: [0, "aclFeatureGateCluster", "cluster"], negate: [0, "aclFeatureGateNegate", "negate"], then: [0, "aclFeatureGateThen", "then"], else: [0, "aclFeatureGateElse", "else"] }, standalone: true }); }
}
(() => { (typeof ngDevMode === "undefined" || ngDevMode) && i0.ɵsetClassMetadata(FeatureGateDirective, [{
type: Directive,
args: [{ selector: '[aclFeatureGate]', standalone: true }]
}], () => [{ type: i0.ViewContainerRef }, { type: i1.FeatureGateService }, { type: i0.ChangeDetectorRef }, { type: i0.TemplateRef }], { featureName: [{
type: Input,
args: ['aclFeatureGate']
}], cluster: [{
type: Input,
args: ['aclFeatureGateCluster']
}], negate: [{
type: Input,
args: ['aclFeatureGateNegate']
}], then: [{
type: Input,
args: ['aclFeatureGateThen']
}], else: [{
type: Input,
args: ['aclFeatureGateElse']
}] }); })();
function assertTemplate(property, templateRef) {
const isTemplateRefOrNull = !!(!templateRef || templateRef.createEmbeddedView);
if (!isTemplateRefOrNull) {
throw new Error(`${property} must be a TemplateRef, but received '${stringify(templateRef)}'.`);
}
}
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