chore: add alsa test sounds

src/index.css

@@ -39,3 +39,15 @@ button, .button {
   background: black;
   color: white;
 }
+
+select {
+  background: black;
+  color: white;
+  padding: 0.25em 0.5em;
+  border-radius: 0.25em;
+  border: 1px solid white;
+
+  &:disabled {
+    opacity: 0.7;
+  }
+}

src/routes/camera/+page.svelte

@@ -83,9 +83,11 @@
 <div class="controls">
 	<label>
 		Device
-		<select bind:value={currentDevice} id="device">
+		<select bind:value={currentDevice} disabled={!devices.length}>
 			{#each devices as device}
 				<option value={device.deviceId}>{device.label || '???'}</option>
+			{:else}
+				<option>No camera found</option>
 			{/each}
 		</select>
 	</label>

src/routes/gamepad/+page.svelte

@@ -0,0 +1,163 @@
+<script lang="ts">
+	import { onMount } from 'svelte';
+	import { browser } from '$app/environment';
+	import debug from 'debug';
+	const dbg = debug('app:camera');
+
+	let gamepads: Gamepad[] = [];
+	let currentGamepad: Gamepad | undefined;
+	let buttons: GamepadButton[] = [];
+	let axes: number[] = [];
+
+	$: {
+		if (currentGamepad) {
+			function update() {
+				buttons = currentGamepad?.buttons.concat() || [];
+				axes = currentGamepad?.axes.concat() || [];
+				requestAnimationFrame(update);
+			}
+			update();
+		}
+	}
+
+	$: dbg('Gamepads %O', gamepads);
+	$: dbg('Current gamepad %s', currentGamepad);
+
+	$: currentGamepad?.vibrationActuator?.playEffect('dual-rumble', {
+		duration: 1000
+	});
+
+	onMount(() => {
+		refreshGamepads();
+	});
+
+	async function refreshGamepads() {
+		gamepads = browser ? (navigator.getGamepads().filter(Boolean) as Gamepad[]) : [];
+		currentGamepad = gamepads[0];
+	}
+
+	onMount(() => {
+		window.addEventListener('gamepadconnected', (e) => {
+			dbg('Gamepad connected', e);
+			refreshGamepads();
+		});
+
+		window.addEventListener('gamepaddisconnected', (e) => {
+			dbg('Gamepad disconnected', e);
+			refreshGamepads();
+		});
+	});
+</script>
+
+<h2><i class="ti ti-device-gamepad"></i> Gamepad & Joystick Tests</h2>
+<div class="controls">
+	<label>
+		Device
+		<select disabled={!gamepads.length}>
+			{#each gamepads as gamepad}
+				<option value={gamepad.index}>{gamepad.id}</option>
+			{:else}
+				<option>No gamepads detected. (Try pressing a button)</option>
+			{/each}
+		</select>
+	</label>
+	<button on:click={refreshGamepads}>
+		<i class="ti ti-refresh"></i>
+		Refresh
+	</button>
+</div>
+
+{#if currentGamepad}
+	<section>
+		<h3>Buttons</h3>
+		<ul class="buttons">
+			{#each buttons as button, i}
+				<li class:pressed={button.pressed}>{i}</li>
+			{/each}
+		</ul>
+	</section>
+	<section>
+		<h3>Axes</h3>
+		<div class="axes">
+			{#each axes as axis, i (i)}
+				<div class="axis">
+					<div>
+						<span>{i}</span>
+						<progress value={axis + 1} max="2"></progress>
+						<span>{axis.toFixed(2)}</span>
+					</div>
+				</div>
+			{/each}
+		</div>
+	</section>
+{/if}
+
+<style>
+	.controls {
+		display: flex;
+		align-items: end;
+		justify-content: stretch;
+		gap: 1em;
+
+		& label:first-child {
+			flex-grow: 1;
+			min-width: 0;
+		}
+	}
+
+	label {
+		display: flex;
+		flex-direction: column;
+		gap: 0.2em;
+
+		font-size: 0.8em;
+		& select {
+			font-size: initial;
+		}
+	}
+
+	h3 {
+		margin-top: 2em;
+		text-align: center;
+	}
+
+	.buttons {
+		list-style: none;
+		margin: 0;
+		padding: 0;
+
+		display: flex;
+		flex-wrap: wrap;
+		justify-content: space-evenly;
+
+		& li {
+			display: block;
+			width: 2em;
+			height: 2em;
+			border: 1px solid white;
+			border-radius: 0.75em;
+			text-align: center;
+			line-height: 2em;
+
+			&.pressed {
+				background-color: darkred;
+				color: white;
+			}
+		}
+	}
+
+	.axes {
+		display: grid;
+		grid-template-columns: repeat(2, 1fr);
+		gap: 0.5em 2em;
+
+		& .axis div {
+			display: flex;
+			gap: 0.25em;
+
+			& progress {
+				flex-grow: 1;
+			}
+		}
+	}
+</style>