Add new anchors in my-settings and handle offset sub-menu height (#3032)

* Add anchors setting and handle offset with sub-meu

* Use PeerTube scroll logic

* Add anchor for top my-settings

* Improve scroller with smooth behavior and css offset

* Fix anchor position when using history navigation

Co-authored-by: kimsible <kimsible@users.noreply.github.com>

1 files changed, 9 insertions, 4 deletions

diff --git a/client/src/app/app.component.ts b/client/src/app/app.component.ts
index ff0e28aa5..5c64db522 100644
--- a/client/src/app/app.component.ts
+++ b/client/src/app/app.component.ts
@@ -119,12 +119,17 @@ export class AppComponent implements OnInit, AfterViewInit {
     const scrollEvent = eventsObs.pipe(filter((e: Event): e is Scroll => e instanceof Scroll))
 
     scrollEvent.subscribe(e => {
-      if (e.position) {
-        return this.viewportScroller.scrollToPosition(e.position)
+      // scrollToAnchor first to preserve anchor position when using history navigation
+      if (e.anchor) {
+        setTimeout(() => {
+          this.viewportScroller.scrollToAnchor(e.anchor)
+        })
+
+        return
       }
 
-      if (e.anchor) {
-        return this.viewportScroller.scrollToAnchor(e.anchor)
+      if (e.position) {
+        return this.viewportScroller.scrollToPosition(e.position)
       }
 
       if (resetScroll) {