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Add store scroll feature to BitAppShell (#10233) #10234

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merged 2 commits into from
Mar 13, 2025
+15 −6
Merged

Add store scroll feature to BitAppShell (#10233) #10234

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6723b0c
add store scroll feature to BitAppShell #10233
msynk Mar 13, 2025
1dd375b
add missing route
msynk Mar 13, 2025
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18 changes: 13 additions & 5 deletions src/BlazorUI/Bit.BlazorUI.Extras/Components/AppShell/BitAppShell.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
namespace BitBlazorUI {
export class AppShell {
private static STORE_KEY = 'bit-appshell-scrolls';

public static PreScroll: number = 0;

private static _currentUrl: string;
@@ -9,9 +11,10 @@ namespace BitBlazorUI {
public static initScroll(container: HTMLElement, url: string) {
AppShell._container = container;
AppShell._currentUrl = url;
AppShell._scrolls[url] = AppShell.PreScroll;
if (AppShell.PreScroll > 0) {
AppShell._container.scrollTo({ top: AppShell.PreScroll, behavior: 'instant' });
AppShell._scrolls = JSON.parse(sessionStorage.getItem(this.STORE_KEY) || '{}');
AppShell.storeScroll(url, AppShell.PreScroll > 0 ? AppShell.PreScroll : AppShell._scrolls[url]);
if (AppShell._scrolls[url]! > 0) {
AppShell._container.scrollTo({ top: AppShell._scrolls[url], behavior: 'instant' });
}
AppShell.addScroll();
}
@@ -22,7 +25,7 @@ namespace BitBlazorUI {

public static afterRenderScroll(url: string) {
AppShell._currentUrl = url;
AppShell._scrolls[url] = AppShell._scrolls[url] || 0;
AppShell.storeScroll(url, AppShell._scrolls[url]);
AppShell._container?.scrollTo({ top: AppShell._scrolls[url], behavior: 'instant' });
AppShell.addScroll();
}
@@ -40,7 +43,12 @@ namespace BitBlazorUI {
}

private static onScroll() {
AppShell._scrolls[AppShell._currentUrl] = AppShell._container?.scrollTop;
AppShell.storeScroll(AppShell._currentUrl, AppShell._container?.scrollTop);
}

private static storeScroll(url: string, value: number | undefined) {
AppShell._scrolls[url] = value || 0;
window.sessionStorage.setItem(this.STORE_KEY, JSON.stringify(AppShell._scrolls));
}
}
}