chore: provide log interceptor logging REST call durations

src/app/app.server.module.ts

@@ -11,6 +11,7 @@ import { join } from 'path';
 import { Observable, Observer } from 'rxjs';
 
 import { DISPLAY_VERSION } from 'ish-core/configurations/state-keys';
+import { UniversalLogInterceptor } from 'ish-core/interceptors/universal-log.interceptor';
 import { UniversalMockInterceptor } from 'ish-core/interceptors/universal-mock.interceptor';
 import { coreReducers } from 'ish-core/store/core-store.module';
 
@@ -57,7 +58,10 @@ export function translateLoaderFactory() {
       },
     }),
   ],
-  providers: [{ provide: HTTP_INTERCEPTORS, useClass: UniversalMockInterceptor, multi: true }],
+  providers: [
+    { provide: HTTP_INTERCEPTORS, useClass: UniversalMockInterceptor, multi: true },
+    { provide: HTTP_INTERCEPTORS, useClass: UniversalLogInterceptor, multi: true },
+  ],
   bootstrap: [AppComponent],
 })
 export class AppServerModule {

src/app/core/interceptors/universal-log.interceptor.ts

@@ -0,0 +1,24 @@
+import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest, HttpResponse } from '@angular/common/http';
+import { Observable } from 'rxjs';
+import { tap } from 'rxjs/operators';
+
+export class UniversalLogInterceptor implements HttpInterceptor {
+  // tslint:disable-next-line: no-any
+  intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
+    if (!process.env.LOGGING) {
+      return next.handle(req);
+    }
+    const start = new Date().getTime();
+    return next.handle(req).pipe(
+      tap(res => {
+        if (res instanceof HttpResponse) {
+          // tslint:disable-next-line: no-console
+          console.log(
+            `${req.method} ${req.urlWithParams} ${res.status} ${JSON.stringify(res.body).length *
+              2} - ${new Date().getTime() - start} ms`
+          );
+        }
+      })
+    );
+  }
+}