Files
waving-hands/src/routes/join/[code]/+page.svelte
T
Eric WagonerandClaude Opus 5.5 6f9d4de92d An editing pass over the words around the game, and three corrections in the guide
The guide, the hall, the room page and the explanations after a turn
lose their closing aphorisms, most of their semicolons, the
statement-colon-example lines and the page narrating itself. The
tagline is one sentence, and 'a labor of love' is gone from the about
link. The chronicle's imagery and the in-world names stay.

Corrected along the way: a counter-spell does stop wound spells and
lightning (the guide said it did not); a shield is not the only defence
against a newly summoned creature; on the first turn a knife can hurt
you; a palm is no defence against a fireball; a goblin needs five turns
to match one; and only the offline duel lives in the browser.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0141G6xqLeNRYEtviLWSB5Up
2026-10-10 18:51:59 -04:00

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<script lang="ts">
import { goto } from '$app/navigation';
import { page } from '$app/state';
import Board from '$lib/components/Board.svelte';
import ReportSlip from '$lib/components/ReportSlip.svelte';
import TableTalk from '$lib/components/TableTalk.svelte';
import { seatFor } from '$lib/game/client';
import { COMPACT_QUERY, Duel, NAME_MAX, playerName } from '$lib/game/duel.svelte';
const roomId = $derived((page.params.code ?? '').toUpperCase());
let room = $state<Duel | null>(null);
let name = $state('');
let joining = $state(false);
let busy = $state(false);
let error = $state('');
let copied = $state(false);
let reporting = $state(false);
/** A phrase minted to carry this seat to another device, while it lasts. */
let phrase = $state<{ phrase: string; expiresAt: number } | null>(null);
let rematching = $state(false);
/** The hour where the keeper lives, in words, so a caller knows whether to wait. */
let minute = $state(0);
$effect(() => {
const id = setInterval(() => (minute += 1), 60_000);
return () => clearInterval(id);
});
const keeperHour = $derived.by(() => {
void minute;
const zone = room?.remote?.keeperZone;
if (!zone) return '';
try {
const hour = Number(new Intl.DateTimeFormat('en-US', { hour: 'numeric', hour12: false, timeZone: zone }).format(new Date())) % 24;
if (hour === 0) return 'midnight';
if (hour === 12) return 'noon';
const word = ['twelve', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten', 'eleven'][hour % 12];
const part = hour < 5 ? 'in the small hours' : hour < 12 ? 'in the morning' : hour < 18 ? 'in the afternoon' : 'in the evening';
return `${word} ${part}`;
} catch {
return '';
}
});
async function transfer() {
if (!room) return;
try {
phrase = await room.transfer();
setTimeout(() => (phrase = null), Math.max(0, phrase.expiresAt - Date.now()));
} catch (e) {
error = e instanceof Error ? e.message : 'The seat could not be offered.';
}
}
/** Call for a rematch, or take the seat held at one already called. */
async function rematch() {
if (!room) return;
rematching = true;
try {
await goto(`/join/${await room.rematch()}`);
} catch (e) {
error = e instanceof Error ? e.message : 'The rematch could not be called.';
} finally {
rematching = false;
}
}
const link = $derived(typeof location === 'undefined' ? '' : `${location.origin}/join/${roomId}`);
const lobby = $derived(room !== null && !room.remote?.started);
const watching = $derived(room?.spectating ?? false);
/** A watcher may still sit while the table is laid and a seat is free. */
const seatFree = $derived(!!room?.remote && !room.remote.started && room.remote.seats.length < room.remote.size);
// Return to a held seat, or take a place in the gallery and offer one.
$effect(() => {
const id = roomId;
room = null;
error = '';
const held = seatFor(id);
if (!held) {
name = playerName();
joining = true;
Duel.watchRoom(id)
.then((remote) => (room = new Duel(remote)))
.catch((e: Error) => (error = e.message));
return;
}
joining = false;
Duel.resumeRoom(id, held)
.then((remote) => (room = new Duel(remote)))
.catch((e: Error) => (error = e.message));
});
// Keep the view fresh for as long as the room is on screen.
$effect(() => {
const r = room;
if (!r) return;
const stop = r.connect();
return stop;
});
// The store's idea of a narrow screen must agree with the stylesheets' breakpoint.
$effect(() => {
const r = room;
if (!r) return;
const query = window.matchMedia(COMPACT_QUERY);
const apply = () => (r.compact = query.matches);
apply();
query.addEventListener('change', apply);
return () => query.removeEventListener('change', apply);
});
async function takeSeat(e: SubmitEvent) {
e.preventDefault();
busy = true;
error = '';
try {
room = new Duel(await Duel.joinRoom(roomId, name));
joining = false;
} catch (err) {
error = err instanceof Error ? err.message : 'The seat could not be taken.';
} finally {
busy = false;
}
}
async function copyLink() {
try {
await navigator.clipboard.writeText(link);
copied = true;
setTimeout(() => (copied = false), 1600);
} catch {
// The link is on screen to copy by hand.
}
}
</script>
<svelte:head>
<title>Waving Hands: a duel</title>
</svelte:head>
<header class="masthead">
<div>
<h1>Waving Hands</h1>
{#if room?.remote?.started && watching}
<p class="standfirst">
From the Peanut Gallery you watch
{#each room.others as id, i (id)}{#if i > 0}{i === room.others.length - 1 ? ' and ' : ', '}{/if}<em>{room.state.wizards[id].name}</em>{/each} duel.
{#if !room.remote.connected}<span class="muted">Reconnecting to the duel.</span>{/if}
</p>
{:else if room?.remote?.started}
<p class="standfirst">
You are <em>{room.you.name}</em>, duelling
{#each room.others as id, i (id)}{#if i > 0}{i === room.others.length - 1 ? ' and ' : ', '}{/if}<em>{room.state.wizards[id].name}</em>{/each}.
{#if !room.remote.connected}<span class="muted">Reconnecting to the duel.</span>{/if}
</p>
{:else}
<p class="standfirst">A duel between people, played by turns whenever each of you has a moment.</p>
{/if}
</div>
<nav class="actions">
{#if room}
<button type="button" class="quiet room" title="Copy the invite link" onclick={copyLink}>
<span class="muted">{watching ? 'watching · room' : 'invite friends · room'}</span> <b>{roomId}</b>{copied ? ' · link copied' : ''}
</button>
{#if room.remote && room.remote.audience > 0}
<span class="audience" title="the Peanut Gallery">{room.remote.audience} in the gallery{room.remote.galleryTalk ? ', talking' : ''}</span>
{/if}
{#if !watching}
<button type="button" class="quiet" title="A phrase that brings this seat to another device" onclick={transfer}>Transfer seat</button>
{/if}
{/if}
<a class="quiet" href="/guide">How to play</a>
<a class="quiet" href="/rules">Rules</a>
{#if room}
<button type="button" class="quiet" title="Something behaved unexpectedly? Tell the keeper." onclick={() => (reporting = true)}>Report</button>
{/if}
<a class="quiet" href="/">The hall</a>
</nav>
</header>
{#if room}
<ReportSlip duel={room} bind:open={reporting} />
{/if}
{#if error}
<p class="notice">{error}</p>
{/if}
{#if phrase}
<p class="notice muted">On the other device, open the hall and claim this phrase within ten minutes: <b class="phrase">{phrase.phrase}</b></p>
{/if}
{#if room?.remote?.started && room.state.over && !watching}
{@const r = room.remote}
<p class="notice muted">
{#if r.rematch}
{room.speaker(r.rematch.by)} called for a rematch at table {r.rematch.to}.
<a href={`/join/${r.rematch.to}`}>Take your seat</a>
{:else}
<button type="button" class="quiet" disabled={rematching} onclick={rematch}>Duel again with this table</button>
<span>The same company sits down at a new table, with a seat held for everyone here.</span>
{/if}
</p>
{/if}
{#if joining && seatFree}
<section class="lobby">
<p class="eyebrow">room {roomId}</p>
<h2>Take a seat</h2>
<p>A wizard has opened this table and is gathering opponents. Choose a name and sit down. The duel begins when the host says.</p>
<form class="rename" onsubmit={takeSeat}>
<label class="field">
<span>Your name</span>
<input type="text" bind:value={name} maxlength={NAME_MAX} autocomplete="nickname" required />
</label>
<button type="submit" class="reveal small" disabled={busy}>Sit down</button>
</form>
<p class="muted">Just watching? You are in the Peanut Gallery until you sit.</p>
</section>
{/if}
{#if room && lobby}
{@const r = room.remote!}
{@const hostName = r.seats.find((s) => s.id === r.host)?.name ?? 'the host'}
<section class="lobby">
{#if watching}
<h2>At the table</h2>
{#if seatFree}
<p>{hostName} is gathering wizards. Sit down above, or watch from the gallery until the duel begins.</p>
{:else}
<p>The table is full, so you watch from the Peanut Gallery. The duel begins when {hostName} says.</p>
{/if}
{:else}
<p class="eyebrow">room {roomId}</p>
<h2>The table is laid</h2>
<p>Send this link, or the code. Whoever opens it takes a seat, up to a dozen, and the duel begins when you say. Anyone who arrives once it has begun watches from the Peanut Gallery.</p>
<p class="link-row"><code>{link}</code><button type="button" class="quiet" onclick={copyLink}>{copied ? 'Copied' : 'Copy link'}</button></p>
{/if}
<ul class="roster">
{#each r.seats as s (s.id)}
<li>
<span class="seat-name">{s.name}</span>
<span class="muted">{s.id === r.host ? 'opened the table' : s.bot ? 'the bot' : 'seated'}{s.id === r.seat ? ', you' : ''}{#if s.bot && room.isHost}
<button type="button" class="unseat" title="Send this bot away" aria-label="Send {s.name} away" onclick={() => room?.unseat(s.id)}>×</button>{/if}</span>
</li>
{/each}
{#each r.expected as name (name)}
<li>
<span class="seat-name">{name}</span>
<span class="muted">{r.challenge && name.toLowerCase() === r.keeper.toLowerCase() ? 'called to the table; a seat is held' : 'from the last table; a seat is held'}</span>
</li>
{/each}
<li class="empty muted">{r.size - r.seats.length - r.expected.length} of {r.size} seats empty{#if r.audience > 0}; {r.audience} in the gallery{r.galleryTalk ? ', allowed to talk' : ''}{/if}</li>
</ul>
{#if r.rematchOf}
<p class="muted">This is a rematch of table {r.rematchOf}, with seats held for those not yet back.</p>
{/if}
{#if !watching}
<div class="ways">
{#if r.seats.length < r.size && room.isHost}
<button type="button" class="quiet" onclick={() => room?.addBot()}>Seat a bot</button>
{/if}
{#if room.isHost}
<button type="button" class="reveal small" disabled={r.seats.length < 2} onclick={() => room?.begin()}>Begin the duel</button>
<span class="muted">{r.seats.length < 2 ? 'once a second wizard is seated' : `with ${r.seats.length} wizards`}</span>
{:else}
<span class="muted">{hostName} will begin the duel when the table is ready.</span>
{/if}
</div>
{#if room.isHost}
<label class="switch muted">
<input type="checkbox" checked={r.galleryTalk} onchange={(e) => room?.setGalleryTalk(e.currentTarget.checked)} />
Let the Peanut Gallery talk at the table
</label>
{/if}
{#if r.keeper && !r.challenge && !r.seats.some((s) => s.name.toLowerCase() === r.keeper.toLowerCase()) && r.seats.length + r.expected.length < r.size}
<div class="keeper">
<button type="button" class="quiet" title="A seat is held for {r.keeper}, who keeps this site, and their phone rings" onclick={() => room?.callKeeper()}>Challenge {r.keeper}, the keeper</button>
<p class="muted small">{r.keeper} keeps this site and answers every call, sometimes within the minute, sometimes after a night's sleep.{#if keeperHour}&nbsp;It is {keeperHour} where {r.keeper} lives.{/if} The seat is held either way.</p>
</div>
{:else if r.challenge}
<p class="muted small">{r.keeper} has been called to the table by {room.speaker(r.challenge.by)}.{#if keeperHour}&nbsp;It is {keeperHour} there.{/if} A seat is held for them. If they can come now, they will take it. If they are asleep or away, they will leave a word below when they can. In the meantime you can seat a bot, invite a friend, or play another duel in a new tab. This table keeps its place in your hall until you come back.</p>
{/if}
{/if}
{#if r.error}<p class="notice">{r.error}</p>{/if}
<div class="lobby-talk"><TableTalk duel={room} /></div>
</section>
{:else if room}
<Board duel={room} />
{:else if !error}
<p class="notice muted">{joining ? 'Finding the table.' : 'Finding your seat.'}</p>
{/if}
<footer class="colophon">
<p>After Richard Bartle's <em>Waving Hands</em> (1977), also known as Spellbinder and Spellcaster. <a href="/rules">Read the full rules</a>. A rule read wrong or a bug found: <a href="mailto:eric@ericwagoner.com">send word</a>.</p>
</footer>
<style>
.masthead {
display: flex;
align-items: flex-start;
justify-content: space-between;
gap: 1rem;
padding: 1rem var(--gutter) 0.6rem;
max-width: 1280px;
margin: 0 auto;
}
h1 {
font-size: clamp(2rem, 4vw, 2.7rem);
font-weight: 300;
font-variation-settings: 'opsz' 144;
letter-spacing: -0.01em;
}
.standfirst {
max-width: 38em;
color: var(--bone-dim);
margin-top: 0.4rem;
}
.standfirst em {
color: var(--bone);
}
.actions {
display: flex;
flex-wrap: wrap;
gap: 0.5rem;
flex-shrink: 0;
min-width: 0;
max-width: 100%;
}
.quiet {
background: none;
border: 1px solid var(--rule-strong);
border-radius: 4px;
padding: 0.4rem 0.9rem;
white-space: nowrap;
color: var(--bone);
text-decoration: none;
line-height: 1.55;
}
.quiet:hover {
border-color: var(--bone);
}
.quiet.room b {
letter-spacing: 0.12em;
font-weight: 600;
}
.audience {
align-self: center;
font-size: 0.85rem;
font-style: italic;
color: var(--bone-faint);
white-space: nowrap;
}
.lobby-talk {
max-width: 28em;
margin-top: 1rem;
}
.switch {
display: flex;
align-items: center;
gap: 0.5rem;
margin-top: 0.6rem;
font-size: 0.9rem;
}
.keeper {
margin-top: 0.8rem;
max-width: 38em;
}
.small {
font-size: 0.85rem;
margin-top: 0.4rem;
}
.phrase {
letter-spacing: 0.06em;
user-select: all;
}
.eyebrow {
font-size: 0.85rem;
letter-spacing: 0.12em;
color: var(--bone-faint);
margin-bottom: 0.2rem;
}
.notice {
max-width: 1280px;
margin: 0 auto;
padding: 0 var(--gutter) 0.5rem;
color: var(--blood);
}
.notice.muted {
color: var(--bone-dim);
}
.lobby {
max-width: 1280px;
margin: 0 auto;
padding: 1rem var(--gutter) 2rem;
}
.lobby h2 {
font-size: 1.4rem;
margin-bottom: 0.4rem;
}
.lobby p + p {
margin-top: 0.6rem;
}
.rename {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 0.5rem 0.75rem;
margin-top: 0.8rem;
}
.rename input {
width: 14em;
}
.reveal.small {
padding: 0.4rem 0.9rem;
font-size: 1rem;
}
.roster {
list-style: none;
margin: 0.9rem 0 0.6rem;
padding: 0;
max-width: 28em;
}
.roster li {
display: flex;
justify-content: space-between;
gap: 1rem;
padding: 0.3rem 0;
border-bottom: 1px solid var(--rule);
}
.roster li.empty {
border-bottom: 0;
justify-content: flex-start;
font-style: italic;
}
.seat-name {
font-weight: 500;
}
.unseat {
background: none;
border: 0;
color: var(--bone-faint);
font-size: 1.1rem;
padding: 0 0.3rem;
margin-left: 0.3rem;
line-height: 1;
}
.unseat:hover {
color: var(--blood);
}
.ways {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 0.5rem 0.9rem;
margin-top: 0.4rem;
}
.link-row {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 0.5rem 0.75rem;
}
code {
font-family: var(--font);
background: var(--slate);
padding: 0.3rem 0.6rem;
border-radius: 4px;
word-break: break-all;
}
.colophon {
max-width: 1280px;
margin: 0 auto;
padding: 2rem var(--gutter) 3rem;
color: var(--bone-faint);
font-size: 0.85rem;
}
.colophon a {
color: var(--frost);
}
/* Must match COMPACT_QUERY in duel.svelte.ts. */
@media (max-width: 860px) {
.masthead {
flex-direction: column;
}
.colophon {
padding-bottom: 6rem;
}
}
</style>