trackers: group cars, trains, planes and wildlife under one spotting tracker with /trackers/spotting landing page and category switcher

src/lib/components/SpottingSwitcher.svelte

@@ -0,0 +1,74 @@
+<script lang="ts">
+	// Small switcher shown above the cars/trains/planes/wildlife pages (via their +layout),
+	// to hop between the spotting pokedexes or back to /trackers/spotting.
+	import { resolve } from '$app/paths';
+	import { page } from '$app/state';
+	import Binoculars from 'lucide-svelte/icons/binoculars';
+	import TrackerIcon from '#lib/components/TrackerIcon.svelte';
+	import { spottingTrackers } from '#lib/projects.js';
+
+	const active = $derived(
+		spottingTrackers.find(
+			(t) => page.url.pathname === t.href || page.url.pathname.startsWith(`${t.href}/`)
+		)?.name
+	);
+</script>
+
+<nav
+	aria-label="Spotting trackers"
+	class="relative mx-auto -mb-6 max-w-6xl px-4 pt-6 sm:-mb-8 sm:px-6 sm:pt-8"
+>
+	<div class="flex flex-wrap items-center gap-1.5">
+		<a
+			href={resolve('/trackers/spotting')}
+			class="pill flex items-center gap-1.5 px-2.5 py-1.5 text-sm"
+			><Binoculars size={14} aria-hidden="true" class="text-[var(--site-muted)]" />spotting</a
+		>
+		<span class="mx-1 h-4 w-px bg-border" aria-hidden="true"></span>
+		{#each spottingTrackers as t (t.name)}
+			<a
+				href={resolve(t.href as '/')}
+				aria-current={active === t.name ? 'page' : undefined}
+				class="pill flex items-center gap-1.5 py-1 pr-2.5 pl-1 text-sm"
+				><TrackerIcon name={t.name} class="pill-icon size-6" />{t.name}</a
+			>
+		{/each}
+	</div>
+</nav>
+
+<style>
+	.pill {
+		border: 1px solid color-mix(in oklab, var(--foreground) 9%, transparent);
+		border-radius: 999px;
+		background: color-mix(in oklab, var(--foreground) 2%, transparent);
+		color: var(--foreground);
+		outline: none;
+		transition:
+			transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1),
+			background-color 160ms ease,
+			border-color 160ms ease;
+	}
+	.pill:hover {
+		background: color-mix(in oklab, var(--foreground) 6%, transparent);
+		border-color: color-mix(in oklab, var(--foreground) 22%, transparent);
+		transform: translateY(-1px);
+	}
+	.pill:focus-visible {
+		outline: 2px solid var(--foreground);
+		outline-offset: 2px;
+	}
+	.pill[aria-current='page'] {
+		background: color-mix(in oklab, var(--foreground) 10%, transparent);
+		border-color: color-mix(in oklab, var(--foreground) 35%, transparent);
+		font-weight: 500;
+	}
+	.pill :global(.pill-icon) {
+		border-radius: 999px;
+	}
+	@media (prefers-reduced-motion: reduce) {
+		.pill,
+		.pill:hover {
+			transform: none;
+		}
+	}
+</style>

src/lib/projects.test.ts

@@ -7,13 +7,13 @@ describe('trackers', () => {
 			visibleTrackers(true)
 				.map((t) => t.name)
 				.slice(0, 4)
-		).toEqual(['tasks', 'money', 'books', 'cars']);
+		).toEqual(['tasks', 'money', 'books', 'spotting']);
 	});
 	it('hides private trackers when logged out', () => {
 		const names = visibleTrackers(false).map((t) => t.name);
 		expect(names).not.toContain('tasks');
 		expect(names).not.toContain('health');
-		expect(names.slice(0, 3)).toEqual(['money', 'books', 'cars']);
+		expect(names.slice(0, 3)).toEqual(['money', 'books', 'spotting']);
 	});
 	it('uses short single-word names', () => {
 		for (const t of visibleTrackers(true)) expect(t.name).toMatch(/^[a-z]+$/);

src/lib/projects.ts

@@ -59,9 +59,9 @@ const allTrackers = [
 		private: false
 	},
 	{
-		name: 'cars',
-		subtitle: 'a car pokedex: every brand and model, with Dutch and US data',
-		href: '/trackers/cars',
+		name: 'spotting',
+		subtitle: "cars, trains, planes & wildlife I've spotted",
+		href: '/trackers/spotting',
 		external: false,
 		private: false
 	},
@@ -114,7 +114,6 @@ const allTrackers = [
 		external: false,
 		private: false
 	},
-
 	{
 		name: 'skins',
 		subtitle: 'Counter-Strike skin market prices across time',
@@ -135,29 +134,6 @@ const allTrackers = [
 		href: '/lists',
 		external: false,
 		private: false
-	},
-	{
-		name: 'planes',
-		subtitle: 'a plane pokedex: airliners, helicopters, bizjets, light aircraft and warbirds',
-		href: '/trackers/planes',
-		external: false,
-		private: false
-	},
-	{
-		name: 'trains',
-		subtitle:
-			'a train pokedex: steam, diesel and electric locos, high-speed trains, multiple units, metros and trams',
-		href: '/trackers/trains',
-		external: false,
-		private: false
-	},
-	{
-		name: 'wildlife',
-		subtitle:
-			'a wild animal pokedex: everything you can spot in the Netherlands, plus famous animals worldwide',
-		href: '/trackers/wildlife',
-		external: false,
-		private: false
 	}
 ] as const;
 
@@ -168,6 +144,36 @@ const strip = ({ name, subtitle, href, external }: Tracker): Tracker => ({
 	href,
 	external
 });
+// The spotting trackers: pokedexes of things I can spot in the wild. Grouped under one
+// "spotting" item in the header, home page and /trackers; each keeps its own URL.
+export const spottingTrackers: readonly Tracker[] = [
+	{
+		name: 'cars',
+		subtitle: 'a car pokedex: every brand and model, with Dutch and US data',
+		href: '/trackers/cars',
+		external: false
+	},
+	{
+		name: 'trains',
+		subtitle:
+			'a train pokedex: steam, diesel and electric locos, high-speed trains, multiple units, metros and trams',
+		href: '/trackers/trains',
+		external: false
+	},
+	{
+		name: 'planes',
+		subtitle: 'a plane pokedex: airliners, helicopters, bizjets, light aircraft and warbirds',
+		href: '/trackers/planes',
+		external: false
+	},
+	{
+		name: 'wildlife',
+		subtitle:
+			'a wild animal pokedex: everything you can spot in the Netherlands, plus famous animals worldwide',
+		href: '/trackers/wildlife',
+		external: false
+	}
+];
 /** Public trackers (sitemap, logged-out navigation). */
 export const trackers: readonly Tracker[] = allTrackers.filter((t) => !t.private).map(strip);
 /** Owner-only trackers. */

src/lib/seo.ts

@@ -44,6 +44,11 @@ const publicPages: Record<string, { title: string; description: string }> = {
 		title: 'Books',
 		description: 'Stan Runge’s library: books being read, finished and on the to-read pile.'
 	},
+	'/trackers/spotting': {
+		title: 'Spotting',
+		description:
+			'Stan Runge’s spotting pokedexes: cars, trains, planes and wildlife, with specs, photos and how to recognise them.'
+	},
 	'/trackers/cars': {
 		title: 'Car pokedex',
 		description:

src/lib/title.ts

@@ -19,6 +19,7 @@ export function getTitle(path: string, environment: SiteEnvironment = null): str
 		'/projects': 'Projects',
 		'/trackers': 'Trackers',
 		'/trackers/books': 'Books',
+		'/trackers/spotting': 'Spotting',
 		'/trackers/cars': 'Cars',
 		'/trackers/planes': 'Planes',
 		'/trackers/trains': 'Trains',

src/lib/tracker-icons.test.ts

@@ -1,10 +1,10 @@
 import { describe, expect, it } from 'vitest';
 import { trackerIcons } from './tracker-icons';
-import { visibleTrackers } from './projects';
+import { spottingTrackers, visibleTrackers } from './projects';
 
 describe('tracker icons', () => {
 	it('gives every tracker its own colour', () => {
-		const names = visibleTrackers(true).map((t) => t.name);
+		const names = [...visibleTrackers(true), ...spottingTrackers].map((t) => t.name);
 		for (const name of names) expect(trackerIcons[name], name).toBeDefined();
 		const colours = names.map((n) => trackerIcons[n].to);
 		expect(new Set(colours).size).toBe(colours.length);

src/lib/tracker-icons.ts

@@ -144,6 +144,20 @@ export const trackerIcons: Record<string, TrackerIcon> = {
 			'M2 21c0-3 1.85-5.36 5.08-6C9.5 14.52 12 13 13 12'
 		]
 	},
+	spotting: {
+		from: '#fbbf24',
+		to: '#e11d48',
+		ink: WHITE,
+		// binoculars
+		paths: [
+			'M10 10h4',
+			'M19 7V4a1 1 0 0 0-1-1h-2a1 1 0 0 0-1 1v3',
+			'M20 21a2 2 0 0 0 2-2v-3.851c0-1.39-2-2.962-2-4.829V8a1 1 0 0 0-1-1h-4a1 1 0 0 0-1 1v11a2 2 0 0 0 2 2z',
+			'M22 16H2',
+			'M4 21a2 2 0 0 1-2-2v-3.851c0-1.39 2-2.962 2-4.829V8a1 1 0 0 1 1-1h4a1 1 0 0 1 1 1v11a2 2 0 0 1-2 2z',
+			'M9 7V4a1 1 0 0 0-1-1H7a1 1 0 0 0-1 1v3'
+		]
+	},
 	lists: {
 		from: '#94a3b8',
 		to: '#475569',

src/routes/sitemap.xml/+server.ts

@@ -14,6 +14,7 @@ const staticPaths = [
 	'/blog',
 	'/lists',
 	'/trackers/books',
+	'/trackers/spotting',
 	'/trackers/cars',
 	'/trackers/cars/brands',
 	'/trackers/planes',

src/routes/trackers/cars/+layout.svelte

@@ -0,0 +1,8 @@
+<script lang="ts">
+	import SpottingSwitcher from '#lib/components/SpottingSwitcher.svelte';
+
+	let { children } = $props();
+</script>
+
+<SpottingSwitcher />
+{@render children()}

src/routes/trackers/planes/+layout.svelte

@@ -0,0 +1,8 @@
+<script lang="ts">
+	import SpottingSwitcher from '#lib/components/SpottingSwitcher.svelte';
+
+	let { children } = $props();
+</script>
+
+<SpottingSwitcher />
+{@render children()}

src/routes/trackers/spotting/+page.server.ts

@@ -0,0 +1,32 @@
+import { carOverview } from '#lib/server/cars.js';
+import { planeOverview } from '#lib/server/planes.js';
+import { trainOverview } from '#lib/server/trains.js';
+import { wildlifeOverview } from '#lib/server/wildlife.js';
+import type { PageServerLoad } from './$types';
+
+// Headline counts per spotting tracker. Each overview is cached for 10 minutes; a failing
+// one just hides its count instead of breaking the landing page.
+const safe = <T>(p: Promise<T>) => p.catch(() => null);
+
+export const load: PageServerLoad = async () => {
+	const [cars, trains, planes, wildlife] = await Promise.all([
+		safe(carOverview()),
+		safe(trainOverview()),
+		safe(planeOverview()),
+		safe(wildlifeOverview())
+	]);
+	const counts: Record<string, { value: number; label: string } | null> = {
+		cars: cars ? { value: cars.stats.models, label: 'models' } : null,
+		trains: trains ? { value: trains.stats.types, label: 'types' } : null,
+		planes: planes ? { value: planes.stats.types, label: 'types' } : null,
+		wildlife: wildlife ? { value: wildlife.stats.species, label: 'species' } : null
+	};
+	return {
+		counts,
+		seo: {
+			title: 'Spotting',
+			description:
+				'Stan Runge’s spotting pokedexes: cars, trains, planes and wildlife, with specs, photos and how to recognise them.'
+		}
+	};
+};

src/routes/trackers/spotting/+page.svelte

@@ -0,0 +1,99 @@
+<script lang="ts">
+	import { resolve } from '$app/paths';
+	import ArrowLeft from 'lucide-svelte/icons/arrow-left';
+	import ArrowRight from 'lucide-svelte/icons/arrow-right';
+	import TrackerIcon from '#lib/components/TrackerIcon.svelte';
+	import { spottingTrackers } from '#lib/projects.js';
+	import type { PageProps } from './$types';
+
+	let { data }: PageProps = $props();
+</script>
+
+<div class="mx-auto max-w-6xl px-4 py-12 sm:px-6 sm:py-16">
+	<a
+		href={resolve('/trackers')}
+		class="mb-6 inline-flex items-center gap-1 text-sm text-[var(--site-muted)] hover:text-foreground"
+		><ArrowLeft size={14} aria-hidden="true" /> trackers</a
+	>
+	<h1 class="mb-3 flex items-center gap-3 text-4xl font-semibold tracking-tight sm:text-5xl">
+		<TrackerIcon name="spotting" class="size-10 sm:size-12" />spotting
+	</h1>
+	<p class="mb-10 text-[var(--site-muted)]">
+		Cars, trains, planes and wildlife I&apos;ve spotted. Pick a pokedex.
+	</p>
+	<ul class="grid gap-3 sm:grid-cols-2 lg:grid-cols-4">
+		{#each spottingTrackers as t (t.name)}
+			{@const count = data.counts[t.name]}
+			<li>
+				<a href={resolve(t.href as '/')} class="spot-tile flex h-full flex-col gap-4 p-5">
+					<span class="flex items-start justify-between">
+						<TrackerIcon name={t.name} class="spot-icon size-14" />
+						<ArrowRight size={18} aria-hidden="true" class="spot-arrow text-[var(--site-muted)]" />
+					</span>
+					<span class="min-w-0">
+						<span class="block text-xl font-semibold tracking-tight">{t.name}</span>
+						{#if count}
+							<span class="mt-0.5 block text-sm font-medium tabular-nums"
+								>{count.value.toLocaleString('en-GB')}
+								<span class="text-[var(--site-muted)]">{count.label}</span></span
+							>
+						{/if}
+						<span class="mt-2 block text-sm text-muted-foreground">{t.subtitle}</span>
+					</span>
+				</a>
+			</li>
+		{/each}
+	</ul>
+</div>
+
+<style>
+	.spot-tile {
+		border: 1px solid color-mix(in oklab, var(--foreground) 9%, transparent);
+		border-radius: 0.9rem;
+		background: color-mix(in oklab, var(--foreground) 2%, transparent);
+		outline: none;
+		transition:
+			transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1),
+			background-color 160ms ease,
+			border-color 160ms ease,
+			box-shadow 160ms ease;
+	}
+	.spot-tile:hover {
+		background: color-mix(in oklab, var(--foreground) 6%, transparent);
+		border-color: color-mix(in oklab, var(--foreground) 22%, transparent);
+		transform: translateY(-2px);
+		box-shadow: 0 12px 28px -16px rgb(0 0 0 / 0.55);
+	}
+	.spot-tile:active {
+		transform: translateY(0);
+		box-shadow: none;
+	}
+	.spot-tile:focus-visible {
+		outline: 2px solid var(--foreground);
+		outline-offset: 2px;
+	}
+	.spot-tile :global(.spot-icon),
+	.spot-tile :global(.spot-arrow) {
+		transition: transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
+	}
+	.spot-tile:hover :global(.spot-icon) {
+		transform: scale(1.06) rotate(-3deg);
+	}
+	.spot-tile:hover :global(.spot-arrow) {
+		transform: translateX(2px);
+	}
+	@media (prefers-reduced-motion: reduce) {
+		.spot-tile,
+		.spot-tile :global(.spot-icon),
+		.spot-tile :global(.spot-arrow) {
+			transition:
+				background-color 160ms ease,
+				border-color 160ms ease;
+		}
+		.spot-tile:hover,
+		.spot-tile:hover :global(.spot-icon),
+		.spot-tile:hover :global(.spot-arrow) {
+			transform: none;
+		}
+	}
+</style>

src/routes/trackers/trains/+layout.svelte

@@ -0,0 +1,8 @@
+<script lang="ts">
+	import SpottingSwitcher from '#lib/components/SpottingSwitcher.svelte';
+
+	let { children } = $props();
+</script>
+
+<SpottingSwitcher />
+{@render children()}

src/routes/trackers/wildlife/+layout.svelte

@@ -0,0 +1,8 @@
+<script lang="ts">
+	import SpottingSwitcher from '#lib/components/SpottingSwitcher.svelte';
+
+	let { children } = $props();
+</script>
+
+<SpottingSwitcher />
+{@render children()}