Organize navigation into a responsive grouped sidebar

2026-10-05 18:55:48 -04:00
parent e9d0b2ee30
commit a5f9956615
4 changed files with 210 additions and 198 deletions
@@ -0,0 +1,81 @@
+<script lang="ts">
+    import { onMount, untrack } from 'svelte';
+    import { page } from '$app/stores';
+    import type { UserRole } from '$lib/auth.js';
+    import { navigationItemActive, navigationLocation, visibleNavigation } from '$lib/navigation.js';
+
+    let { role, open = $bindable(false) }: { role: UserRole; open?: boolean } = $props();
+    let collapsed = $state<Record<string, boolean>>({});
+    let drawer = $state<HTMLDialogElement>();
+    const groups = $derived(visibleNavigation(role));
+    const location = $derived(navigationLocation($page.url.pathname, role));
+    const storageKey = 'electric-cherry:navigation';
+
+    function save() {
+        try { localStorage.setItem(storageKey, JSON.stringify(collapsed)); } catch { /* Navigation works without storage. */ }
+    }
+    function toggle(id: string) { collapsed = { ...collapsed, [id]: !collapsed[id] }; save(); }
+    $effect(() => {
+        const path = $page.url.pathname;
+        const currentRole = role;
+        untrack(() => {
+            const current = navigationLocation(path, currentRole);
+            if (current) collapsed = { ...collapsed, [current.group.id]: false };
+        });
+    });
+    $effect(() => {
+        if (open && drawer && !drawer.open) drawer.showModal();
+        else if (!open && drawer?.open) drawer.close();
+    });
+    onMount(() => {
+        try {
+            const saved = JSON.parse(localStorage.getItem(storageKey) ?? '{}');
+            if (saved && typeof saved === 'object') collapsed = Object.fromEntries(groups.map(group => [group.id, saved[group.id] === true]));
+        } catch { /* Ignore invalid or unavailable preferences. */ }
+        if (location) collapsed = { ...collapsed, [location.group.id]: false };
+        const desktop = matchMedia('(min-width: 1000px)');
+        const resized = () => { if (desktop.matches) open = false; };
+        desktop.addEventListener('change', resized);
+        return () => desktop.removeEventListener('change', resized);
+    });
+</script>
+
+{#snippet links(prefix: string)}
+    <nav aria-label="Primary">
+        {#each groups as group (group.id)}
+            <section class:current={location?.group.id === group.id}>
+                <button class="group" aria-expanded={!collapsed[group.id]} aria-controls={`${prefix}-${group.id}`} onclick={() => toggle(group.id)}>
+                    {group.label}<span aria-hidden="true">{collapsed[group.id] ? '+' : '−'}</span>
+                </button>
+                <div id={`${prefix}-${group.id}`} hidden={collapsed[group.id]}>
+                    {#each group.items as item (item.href)}
+                        <a href={item.href} aria-current={navigationItemActive(item, $page.url.pathname) ? 'page' : undefined}>{item.label}</a>
+                    {/each}
+                </div>
+            </section>
+        {/each}
+    </nav>
+{/snippet}
+
+<aside class="sidebar">{@render links('desktop-navigation')}</aside>
+<dialog class="drawer" id="navigation-drawer" bind:this={drawer} aria-label="Navigation" onclose={() => open = false}
+    onclick={event => { if (event.target === drawer) { const box = drawer!.getBoundingClientRect(); if (event.clientX > box.right || event.clientX < box.left || event.clientY < box.top || event.clientY > box.bottom) open = false; } }}>
+    <div class="drawer-heading"><strong>Navigation</strong><button aria-label="Close navigation" onclick={() => open = false}>×</button></div>
+    {@render links('mobile-navigation')}
+</dialog>
+
+<style>
+    .sidebar { position: fixed; inset: 60px auto 0 0; width: 232px; overflow-y: auto; overscroll-behavior: contain; background: var(--surface); border-right: 1px solid var(--border-subtle); padding: 16px 12px 32px; z-index: 15; }
+    nav { display: grid; gap: 12px; }
+    .group { display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 8px 12px; color: var(--text-secondary); font: inherit; font-size: var(--text-xs); font-weight: 600; background: none; border: 0; border-radius: var(--radius-sm); cursor: pointer; }
+    .current .group { color: var(--text-primary); }
+    a { display: block; padding: 8px 12px; border-radius: var(--radius-sm); color: var(--text-secondary); text-decoration: none; font-size: var(--text-sm); line-height: 1.5; }
+    a:hover, .group:hover { background: var(--surface-raised); color: var(--text-primary); }
+    a[aria-current] { color: var(--accent-primary-hover); background: color-mix(in oklab, var(--accent-primary) 12%, var(--surface)); box-shadow: inset 3px 0 var(--accent-primary); }
+    .drawer { position: fixed; inset: 0 auto 0 0; margin: 0; width: min(320px, 90vw); height: 100dvh; max-height: 100dvh; border: 0; border-right: 1px solid var(--border-strong); border-radius: 0; padding: max(16px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom)); color: var(--text-primary); background: var(--surface); }
+    .drawer::backdrop { background: #0008; }
+    .drawer-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
+    .drawer-heading button { width: 44px; height: 44px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--surface-raised); color: inherit; font: inherit; font-size: 24px; cursor: pointer; }
+    .drawer a, .drawer .group { min-height: 44px; display: flex; align-items: center; }
+    @media (max-width: 999px) { .sidebar { display: none; } }
+</style>