From 1c3b370c41f96a8ad612ea9fd5ab9963f6a3b27b Mon Sep 17 00:00:00 2001
From: Ali Mihandoost <ali.mihandoost@gmail.com>
Date: Mon, 20 Feb 2023 03:02:15 +0330
Subject: [PATCH] feat(router): keepSectionSlice for redirect

---
 core/router/src/core.ts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/core/router/src/core.ts b/core/router/src/core.ts
index de396663d..5d97cf4b0 100644
--- a/core/router/src/core.ts
+++ b/core/router/src/core.ts
@@ -123,9 +123,19 @@ export const url = (route: Partial<RouteContextBase>): string => {
  * })
  * ```
  */
-export const redirect = (route: string | RouteContextBase | undefined, pushState: PushState = true): void => {
+export const redirect = (
+    route: string | Partial<RouteContextBase> | undefined,
+    pushState: PushState = true,
+    keepSectionSlice = 0,
+): void => {
   if (route == null) return;
   logger.logMethodArgs('redirect', route);
+  if (keepSectionSlice > 0 && typeof route === 'object' && Array.isArray(route.sectionList)) {
+    const routeContext = routeContextConsumer.getValue();
+    if (routeContext != null) {
+      route.sectionList = [...routeContext.sectionList.slice(0, keepSectionSlice), ...route.sectionList];
+    }
+  }
   const href = typeof route === 'string' ? route : url(route);
   updateBrowserHistory(href, pushState);
   routeContextProvider.setValue(makeRouteContext(), {debounce: 'Timeout'});