Move rune-based state modules into lib/state

2026-09-22 14:09:36 +02:00
parent 63018a7c72
commit a985ff4fb3
14 changed files with 160 additions and 13 deletions
@@ -0,0 +1,101 @@
+import { afterNavigate } from '$app/navigation';
+import type { LucideIcon } from '@lucide/svelte';
+import Home from '@lucide/svelte/icons/house';
+import Compass from '@lucide/svelte/icons/compass';
+import ListMusic from '@lucide/svelte/icons/list-music';
+import Heart from '@lucide/svelte/icons/heart';
+import Disc from '@lucide/svelte/icons/disc-2';
+import Folder from '@lucide/svelte/icons/folder';
+import Upload from '@lucide/svelte/icons/upload';
+import type { SessionUser } from '../types';
+
+const HISTORY_INDEX = 'sveltekit:history';
+
+const LABELS: [RegExp, string][] = [
+	[/^\/$/, 'Volver al inicio'],
+	[/^\/explore\/?$/, 'Volver a explorar'],
+	[/^\/playlists\/[^/]+/, 'Volver a la lista'],
+	[/^\/playlists\/?$/, 'Volver a tus listas'],
+	[/^\/albums\/[^/]+/, 'Volver al álbum'],
+	[/^\/albums\/?$/, 'Volver a tus álbumes'],
+	[/^\/library\/?$/, 'Volver a tus canciones'],
+	[/^\/upload\/?$/, 'Volver a subir música'],
+	[/^\/mixes\/[^/]+/, 'Volver a la mezcla']
+];
+
+export interface PageRef {
+	url: string;
+	label: string;
+}
+
+const visited = new Map<number, PageRef>();
+let index = $state(-1);
+
+function labelFor(pathname: string): string | null {
+	for (const [pattern, label] of LABELS) {
+		if (pattern.test(pathname)) return label;
+	}
+	return null;
+}
+
+function historyIndex(): number | null {
+	const value = history.state?.[HISTORY_INDEX];
+	return typeof value === 'number' ? value : null;
+}
+
+export function trackNavigation() {
+	afterNavigate((nav) => {
+		const at = historyIndex();
+		if (at === null) return;
+		const url = nav.to?.url;
+		const label = url ? labelFor(url.pathname) : null;
+		if (url && label) visited.set(at, { url: url.pathname + url.search, label });
+		else visited.delete(at);
+		index = at;
+	});
+}
+
+export function previousPage(): PageRef | null {
+	return visited.get(index - 1) ?? null;
+}
+
+export function isSectionActive(href: string, pathname: string, section?: string | null): boolean {
+	if (section !== undefined) return section === href;
+	return href === '/' ? pathname === '/' : pathname.startsWith(href);
+}
+
+export function searchHref(query: string): string {
+	return query ? `/explore?q=${encodeURIComponent(query)}` : '/explore';
+}
+
+export interface AppNavLink {
+	href: string;
+	label: string;
+	icon: LucideIcon;
+	count?: number;
+	primary: boolean;
+}
+
+export interface AppNavCounts {
+	playlists?: number;
+	liked?: number;
+}
+
+export function appNavLinks(user: SessionUser | null, counts: AppNavCounts = {}): AppNavLink[] {
+	if (!user) return [{ href: '/explore', label: 'Descubrir', icon: Compass, primary: true }];
+	return [
+		{ href: '/', label: 'Inicio', icon: Home, primary: true },
+		{ href: '/explore', label: 'Descubrir', icon: Compass, primary: true },
+		{
+			href: '/playlists',
+			label: 'Playlists',
+			icon: ListMusic,
+			count: counts.playlists,
+			primary: true
+		},
+		{ href: '/liked', label: 'Me gusta', icon: Heart, count: counts.liked, primary: true },
+		{ href: '/albums', label: 'Mis álbumes', icon: Disc, primary: false },
+		{ href: '/library', label: 'Canciones subidas', icon: Folder, primary: false },
+		{ href: '/upload', label: 'Subir música', icon: Upload, primary: false }
+	];
+}