@ng-doc/ui-kit/fesm2022/ng-doc-ui-kit-interceptors.mjs

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import { HttpResponse } from '@angular/common/http';
import * as i0 from '@angular/core';
import { Injectable } from '@angular/core';
import { tap, shareReplay } from 'rxjs/operators';

class NgDocCacheInterceptor {
    constructor() {
        this.cache = new Map();
    }
    static { this.TOKEN = Math.random().toString(36).slice(-8); }
    intercept(request, next) {
        // Only GET requests can be cached
        if (request.method !== 'GET') {
            return next.handle(request);
        }
        // Do not cache request when the token is not provided
        if (!request.params.has(NgDocCacheInterceptor.TOKEN)) {
            return next.handle(request);
        }
        // Return cached response
        const cachedRequest = this.cache.get(request.url);
        if (cachedRequest) {
            return cachedRequest;
        }
        // Clone the request, delete the TOKEN from the params
        const newRequest = request.clone({
            params: request.params.delete(NgDocCacheInterceptor.TOKEN),
        });
        // Create a new request handler
        const newHandler = next.handle(newRequest).pipe(tap({
            error: (event) => {
                if (event instanceof HttpResponse) {
                    this.cache.delete(event.url || '');
                }
            },
        }), shareReplay(1));
        // Cache the request and return the new handler
        this.cache.set(request.url, newHandler);
        return newHandler;
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.0.3", ngImport: i0, type: NgDocCacheInterceptor, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); }
    static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "19.0.3", ngImport: i0, type: NgDocCacheInterceptor }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.0.3", ngImport: i0, type: NgDocCacheInterceptor, decorators: [{
            type: Injectable
        }] });

/**
 * Generated bundle index. Do not edit.
 */

export { NgDocCacheInterceptor };
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