feat(dashboard): split MainLayout into ZB.MOM.WW.Theme ThemeShell + kit nav
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Joseph Doherty
@@ -1,210 +1,40 @@
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@using System.Linq
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@using Microsoft.AspNetCore.Components.Routing
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@using Microsoft.JSInterop
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@implements IDisposable
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@inherits LayoutComponentBase
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@inject NavigationManager Navigation
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@inject IJSRuntime JS
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<div class="d-flex flex-column flex-lg-row" style="min-height: 100vh;">
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@* Hamburger toggle: visible only on viewports <lg. Bootstrap collapse JS
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lives in bootstrap.bundle.min.js (loaded in App.razor). *@
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<button class="btn btn-outline-secondary btn-sm d-lg-none m-2 align-self-start"
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type="button"
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data-bs-toggle="collapse"
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data-bs-target="#sidebar-collapse"
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aria-controls="sidebar-collapse"
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aria-expanded="false"
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aria-label="Toggle navigation">
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☰
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</button>
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<div class="collapse d-lg-block" id="sidebar-collapse">
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<nav class="sidebar d-flex flex-column">
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<a class="brand" href="/"><span class="mark">▮</span> MXAccess Gateway</a>
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<div style="overflow-y:auto; flex:1 1 auto; min-height:0;">
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<ul class="nav flex-column">
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<li class="nav-item">
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<NavLink class="nav-link" href="/" Match="NavLinkMatch.All">Dashboard</NavLink>
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</li>
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<NavSection Title="Runtime"
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Expanded="@_expanded.Contains("runtime")"
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OnToggle="@(() => ToggleAsync("runtime"))">
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<li class="nav-item">
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<NavLink class="nav-link" href="/sessions" Match="NavLinkMatch.Prefix">Sessions</NavLink>
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</li>
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<li class="nav-item">
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<NavLink class="nav-link" href="/workers" Match="NavLinkMatch.Prefix">Workers</NavLink>
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</li>
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<li class="nav-item">
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<NavLink class="nav-link" href="/events" Match="NavLinkMatch.Prefix">Events</NavLink>
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</li>
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<li class="nav-item">
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<NavLink class="nav-link" href="/alarms" Match="NavLinkMatch.Prefix">Alarms</NavLink>
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</li>
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</NavSection>
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<NavSection Title="Galaxy"
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Expanded="@_expanded.Contains("galaxy")"
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OnToggle="@(() => ToggleAsync("galaxy"))">
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<li class="nav-item">
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<NavLink class="nav-link" href="/galaxy" Match="NavLinkMatch.Prefix">Repository</NavLink>
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</li>
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<li class="nav-item">
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<NavLink class="nav-link" href="/browse" Match="NavLinkMatch.Prefix">Browse</NavLink>
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</li>
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</NavSection>
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<NavSection Title="Admin"
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Expanded="@_expanded.Contains("admin")"
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OnToggle="@(() => ToggleAsync("admin"))">
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<li class="nav-item">
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<NavLink class="nav-link" href="/apikeys" Match="NavLinkMatch.Prefix">API Keys</NavLink>
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</li>
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<li class="nav-item">
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<NavLink class="nav-link" href="/settings" Match="NavLinkMatch.Prefix">Settings</NavLink>
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</li>
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</NavSection>
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</ul>
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</div>
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<AuthorizeView>
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<Authorized Context="authState">
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<div class="border-top px-3 py-2">
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<div class="d-flex justify-content-between align-items-center">
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<span class="text-body-secondary small">@authState.User.Identity?.Name</span>
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<form method="post" action="/logout" data-enhance="false">
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<AntiforgeryToken />
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<button type="submit" class="btn btn-outline-secondary btn-sm py-0 px-2">Sign Out</button>
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</form>
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</div>
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</div>
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</Authorized>
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<NotAuthorized>
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<div class="border-top px-3 py-2">
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<a href="/login" class="btn btn-outline-secondary btn-sm py-0 px-2 w-100">Sign In</a>
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</div>
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</NotAuthorized>
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</AuthorizeView>
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</nav>
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</div>
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<main class="page flex-grow-1">
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@Body
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</main>
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</div>
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@code {
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// Sections whose collapsed/expanded state we persist. Acts as the allow-list
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// when parsing the cookie so stale or attacker-supplied ids are ignored.
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private static readonly string[] SectionIds = { "runtime", "galaxy", "admin" };
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// The currently-expanded sections. Populated from the cookie on first
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// render; mutated by ToggleAsync and by navigating into a section.
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private readonly HashSet<string> _expanded = new(StringComparer.Ordinal);
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protected override void OnInitialized()
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{
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Navigation.LocationChanged += OnLocationChanged;
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}
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protected override async Task OnAfterRenderAsync(bool firstRender)
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{
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if (!firstRender)
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{
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return;
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}
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// Hydrate from the cookie. Until this completes the sidebar paints
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// collapsed, matching the CentralUI behaviour.
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string saved;
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try
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{
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saved = await JS.InvokeAsync<string>("navState.get") ?? string.Empty;
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}
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catch (JSDisconnectedException)
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{
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return;
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}
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foreach (var id in saved.Split(
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',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries))
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{
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if (Array.IndexOf(SectionIds, id) >= 0)
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{
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_expanded.Add(id);
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}
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}
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// The section of the page we loaded on is always expanded.
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if (EnsureCurrentSectionExpanded())
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{
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await PersistAsync();
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}
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StateHasChanged();
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}
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private void OnLocationChanged(object? sender, LocationChangedEventArgs e)
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{
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if (EnsureCurrentSectionExpanded())
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{
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_ = PersistAsync();
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_ = InvokeAsync(StateHasChanged);
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}
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}
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private async Task ToggleAsync(string id)
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{
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if (!_expanded.Remove(id))
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{
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_expanded.Add(id);
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}
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await PersistAsync();
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}
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// Adds the current page's section to _expanded; returns true if it changed.
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private bool EnsureCurrentSectionExpanded()
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{
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var section = CurrentSection();
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return section is not null && _expanded.Add(section);
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}
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// Maps the current URL's first path segment to a section id, or null for
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// sectionless pages (Dashboard, Login).
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private string? CurrentSection()
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{
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var relative = Navigation.ToBaseRelativePath(Navigation.Uri);
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var firstSegment = relative.Split('?', '#')[0]
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.Split('/', StringSplitOptions.RemoveEmptyEntries)
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.FirstOrDefault();
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return firstSegment switch
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{
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"sessions" or "workers" or "events" or "alarms" => "runtime",
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"galaxy" or "browse" => "galaxy",
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"apikeys" or "settings" => "admin",
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_ => null,
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};
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}
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private async Task PersistAsync()
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{
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try
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{
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await JS.InvokeVoidAsync("navState.set", string.Join(',', _expanded));
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}
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catch (JSDisconnectedException)
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{
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// The circuit is gone — nothing to persist to.
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}
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}
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public void Dispose()
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{
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Navigation.LocationChanged -= OnLocationChanged;
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}
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}
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@* Thin layout: delegates the side-rail chassis (hamburger, brand, responsive
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collapse) to the shared ZB.MOM.WW.Theme <ThemeShell>. The nav is reproduced
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with the kit's NavRailSection / NavRailItem; section expand-state persistence
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is owned by the kit's <details> + ThemeScripts (no JS interop here). *@
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<ThemeShell Product="MXAccess Gateway" Accent="#2f5fd0">
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<Nav>
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<NavRailItem Href="/" Text="Dashboard" Match="NavLinkMatch.All" />
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<NavRailSection Title="Runtime" Key="runtime">
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<NavRailItem Href="/sessions" Text="Sessions" />
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<NavRailItem Href="/workers" Text="Workers" />
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<NavRailItem Href="/events" Text="Events" />
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<NavRailItem Href="/alarms" Text="Alarms" />
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</NavRailSection>
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<NavRailSection Title="Galaxy" Key="galaxy">
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<NavRailItem Href="/galaxy" Text="Repository" />
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<NavRailItem Href="/browse" Text="Browse" />
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</NavRailSection>
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<NavRailSection Title="Admin" Key="admin">
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<NavRailItem Href="/apikeys" Text="API Keys" />
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<NavRailItem Href="/settings" Text="Settings" />
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</NavRailSection>
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</Nav>
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<RailFooter>
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<AuthorizeView>
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<Authorized Context="authState">
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<span class="rail-user">@authState.User.Identity?.Name</span>
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<form method="post" action="/logout" data-enhance="false">
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<AntiforgeryToken />
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<button class="rail-btn" type="submit">Sign Out</button>
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</form>
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</Authorized>
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<NotAuthorized>
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<a class="rail-btn" href="/login">Sign In</a>
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</NotAuthorized>
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</AuthorizeView>
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</RailFooter>
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<ChildContent>@Body</ChildContent>
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</ThemeShell>
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@@ -1,35 +0,0 @@
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@* A collapsible sidebar nav section. The header is a full-width button that
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toggles ChildContent visibility. Pattern lifted from ScadaLink CentralUI
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(Components/Layout/NavSection.razor) — see [[project-deployed-service]]. *@
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<li class="nav-item">
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<button type="button"
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class="nav-section-toggle"
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@onclick="OnToggle"
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aria-expanded="@(Expanded ? "true" : "false")">
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<span class="chevron" aria-hidden="true">@(Expanded ? "▾" : "▸")</span>
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<span>@Title</span>
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</button>
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</li>
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@if (Expanded)
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{
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@ChildContent
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}
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@code {
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/// <summary>Section label shown in the header (e.g. "Runtime").</summary>
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[Parameter, EditorRequired]
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public string Title { get; set; } = string.Empty;
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/// <summary>Whether the section is expanded — its items rendered.</summary>
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[Parameter]
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public bool Expanded { get; set; }
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/// <summary>Raised when the header button is clicked.</summary>
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[Parameter]
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public EventCallback OnToggle { get; set; }
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/// <summary>The section's nav items, rendered only while expanded.</summary>
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[Parameter]
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public RenderFragment? ChildContent { get; set; }
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}
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