@using DeepDrftPublic.Client.Common
@using DeepDrftPublic.Client.Controls
@using DeepDrftPublic.Client.Services
@* Desktop Menu *@
@* Mobile Menu *@
@code {
[Inject] public required DarkModeCookieService DarkModeCookieService { get; set; }
// Elevation is vestigial under the frosted-glass design but kept on the parameter
// surface so MainLayout's call site stays intact.
[Parameter] public int Elevation { get; set; }
[Parameter] public required bool IsDarkMode { get; set; }
[Parameter] public required EventCallback IsDarkModeChanged { get; set; }
private bool _mobileMenuOpen;
protected override async Task OnAfterRenderAsync(bool firstRender)
{
if (firstRender)
{
// Runs here (not OnInitializedAsync) because OnAfterRenderAsync(firstRender)
// is guaranteed not to execute during any SSR prerender pass. During prerender
// (now interactive across all of Routes), awaiting IsDarkModeChanged.InvokeAsync
// triggers a parent re-render cycle that cannot complete on the prerender renderer
// and hangs the response. Server-side DarkModeService has already seeded
// DarkModeSettings via PersistentComponentState, so the prerender paint is
// already correct; this call reads that persisted value and propagates it to the
// parent so the menu's IsDarkMode parameter stays consistent with DarkModeSettings.
IsDarkMode = DarkModeCookieService.GetDarkMode();
await IsDarkModeChanged.InvokeAsync(IsDarkMode);
}
}
private string NavClass => IsDarkMode ? "dd-nav dd-nav-dark" : "dd-nav dd-nav-light";
private string DarkLightModeIconSvg => IsDarkMode ? DDIcons.GasLampLit : DDIcons.GasLamp;
private string DarkLightModeButtonIcon => IsDarkMode switch
{
true => DDIcons.GasLampLit,
false => DDIcons.GasLamp,
};
private async Task DarkModeToggle()
{
IsDarkMode = !IsDarkMode;
await DarkModeCookieService.SetDarkModeAsync(IsDarkMode);
await IsDarkModeChanged.InvokeAsync(IsDarkMode);
}
private void ToggleMobileMenu() => _mobileMenuOpen = !_mobileMenuOpen;
private void CloseMobileMenu() => _mobileMenuOpen = false;
}