2023-07-16 18:42:59 +02:00

407 lines
8.6 KiB
Svelte

<script lang="ts">
import { confetti } from '@neoconfetti/svelte';
import { enhance } from '$app/forms';
import type { PageData, ActionData } from './$types';
import { reduced_motion } from './reduced-motion';
export let data: PageData;
export let form: ActionData;
/** Whether or not the user has won */
$: won = data.answers.at(-1) === 'xxxxx';
/** The index of the current guess */
$: i = won ? -1 : data.answers.length;
/** Whether the current guess can be submitted */
$: submittable = data.guesses[i]?.length === 5;
/**
* A map of classnames for all letters that have been guessed,
* used for styling the keyboard
*/
let classnames: Record<string, 'exact' | 'close' | 'missing'>;
/**
* A map of descriptions for all letters that have been guessed,
* used for adding text for assistive technology (e.g. screen readers)
*/
let description: Record<string, string>;
$: {
classnames = {};
description = {};
data.answers.forEach((answer, i) => {
const guess = data.guesses[i];
for (let i = 0; i < 5; i += 1) {
const letter = guess[i];
if (answer[i] === 'x') {
classnames[letter] = 'exact';
description[letter] = 'correct';
} else if (!classnames[letter]) {
classnames[letter] = answer[i] === 'c' ? 'close' : 'missing';
description[letter] = answer[i] === 'c' ? 'present' : 'absent';
}
}
});
}
/**
* Modify the game state without making a trip to the server,
* if client-side JavaScript is enabled
*/
function update(event: MouseEvent) {
const guess = data.guesses[i];
const key = (event.target as HTMLButtonElement).getAttribute(
'data-key'
);
if (key === 'backspace') {
data.guesses[i] = guess.slice(0, -1);
if (form?.badGuess) form.badGuess = false;
} else if (guess.length < 5) {
data.guesses[i] += key;
}
}
/**
* Trigger form logic in response to a keydown event, so that
* desktop users can use the keyboard to play the game
*/
function keydown(event: KeyboardEvent) {
if (event.metaKey) return;
document
.querySelector(`[data-key="${event.key}" i]`)
?.dispatchEvent(new MouseEvent('click', { cancelable: true }));
}
</script>
<svelte:window on:keydown={keydown} />
<svelte:head>
<title>Sverdle</title>
<meta name="description" content="A Wordle clone written in SvelteKit" />
</svelte:head>
<h1 class="visually-hidden">Sverdle</h1>
<form
method="POST"
action="?/enter"
use:enhance={() => {
// prevent default callback from resetting the form
return ({ update }) => {
update({ reset: false });
};
}}
>
<a class="how-to-play" href="/sverdle/how-to-play">How to play</a>
<div class="grid" class:playing={!won} class:bad-guess={form?.badGuess}>
{#each Array.from(Array(6).keys()) as row (row)}
{@const current = row === i}
<h2 class="visually-hidden">Row {row + 1}</h2>
<div class="row" class:current>
{#each Array.from(Array(5).keys()) as column (column)}
{@const answer = data.answers[row]?.[column]}
{@const value = data.guesses[row]?.[column] ?? ''}
{@const selected = current && column === data.guesses[row].length}
{@const exact = answer === 'x'}
{@const close = answer === 'c'}
{@const missing = answer === '_'}
<div class="letter" class:exact class:close class:missing class:selected>
{value}
<span class="visually-hidden">
{#if exact}
(correct)
{:else if close}
(present)
{:else if missing}
(absent)
{:else}
empty
{/if}
</span>
<input name="guess" disabled={!current} type="hidden" {value} />
</div>
{/each}
</div>
{/each}
</div>
<div class="controls">
{#if won || data.answers.length >= 6}
{#if !won && data.answer}
<p>the answer was "{data.answer}"</p>
{/if}
<button data-key="enter" class="restart selected" formaction="?/restart">
{won ? 'you won :)' : `game over :(`} play again?
</button>
{:else}
<div class="keyboard">
<button data-key="enter" class:selected={submittable} disabled={!submittable}>enter</button>
<button
on:click|preventDefault={update}
data-key="backspace"
formaction="?/update"
name="key"
value="backspace"
>
back
</button>
{#each ['qwertyuiop', 'asdfghjkl', 'zxcvbnm'] as row}
<div class="row">
{#each row as letter}
<button
on:click|preventDefault={update}
data-key={letter}
class={classnames[letter]}
disabled={data.guesses[i].length === 5}
formaction="?/update"
name="key"
value={letter}
aria-label="{letter} {description[letter] || ''}"
>
{letter}
</button>
{/each}
</div>
{/each}
</div>
{/if}
</div>
</form>
{#if won}
<div
style="position: absolute; left: 50%; top: 30%"
use:confetti={{
particleCount: $reduced_motion ? 0 : undefined,
force: 0.1,
stageWidth: window.innerWidth,
stageHeight: window.innerHeight,
colors: ['#ff3e00', '#40b3ff', '#676778']
}}
/>
{/if}
<style>
form {
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 1rem;
flex: 1;
}
.how-to-play {
color: var(--color-text);
}
.how-to-play::before {
content: 'i';
display: inline-block;
font-size: 0.8em;
font-weight: 900;
width: 1em;
height: 1em;
padding: 0.2em;
line-height: 1;
border: 1.5px solid var(--color-text);
border-radius: 50%;
text-align: center;
margin: 0 0.5em 0 0;
position: relative;
top: -0.05em;
}
.grid {
--width: min(100vw, 40vh, 380px);
max-width: var(--width);
align-self: center;
justify-self: center;
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
justify-content: flex-start;
}
.grid .row {
display: grid;
grid-template-columns: repeat(5, 1fr);
grid-gap: 0.2rem;
margin: 0 0 0.2rem 0;
}
@media (prefers-reduced-motion: no-preference) {
.grid.bad-guess .row.current {
animation: wiggle 0.5s;
}
}
.grid.playing .row.current {
filter: drop-shadow(3px 3px 10px var(--color-bg-0));
}
.letter {
aspect-ratio: 1;
width: 100%;
display: flex;
align-items: center;
justify-content: center;
text-align: center;
box-sizing: border-box;
text-transform: lowercase;
border: none;
font-size: calc(0.08 * var(--width));
border-radius: 2px;
background: white;
margin: 0;
color: rgba(0, 0, 0, 0.7);
}
.letter.missing {
background: rgba(255, 255, 255, 0.5);
color: rgba(0, 0, 0, 0.5);
}
.letter.exact {
background: var(--color-theme-2);
color: white;
}
.letter.close {
border: 2px solid var(--color-theme-2);
}
.selected {
outline: 2px solid var(--color-theme-1);
}
.controls {
text-align: center;
justify-content: center;
height: min(18vh, 10rem);
}
.keyboard {
--gap: 0.2rem;
position: relative;
display: flex;
flex-direction: column;
gap: var(--gap);
height: 100%;
}
.keyboard .row {
display: flex;
justify-content: center;
gap: 0.2rem;
flex: 1;
}
.keyboard button,
.keyboard button:disabled {
--size: min(8vw, 4vh, 40px);
background-color: white;
color: black;
width: var(--size);
border: none;
border-radius: 2px;
font-size: calc(var(--size) * 0.5);
margin: 0;
}
.keyboard button.exact {
background: var(--color-theme-2);
color: white;
}
.keyboard button.missing {
opacity: 0.5;
}
.keyboard button.close {
border: 2px solid var(--color-theme-2);
}
.keyboard button:focus {
background: var(--color-theme-1);
color: white;
outline: none;
}
.keyboard button[data-key='enter'],
.keyboard button[data-key='backspace'] {
position: absolute;
bottom: 0;
width: calc(1.5 * var(--size));
height: calc(1 / 3 * (100% - 2 * var(--gap)));
text-transform: uppercase;
font-size: calc(0.3 * var(--size));
padding-top: calc(0.15 * var(--size));
}
.keyboard button[data-key='enter'] {
right: calc(50% + 3.5 * var(--size) + 0.8rem);
}
.keyboard button[data-key='backspace'] {
left: calc(50% + 3.5 * var(--size) + 0.8rem);
}
.keyboard button[data-key='enter']:disabled {
opacity: 0.5;
}
.restart {
width: 100%;
padding: 1rem;
background: rgba(255, 255, 255, 0.5);
border-radius: 2px;
border: none;
}
.restart:focus,
.restart:hover {
background: var(--color-theme-1);
color: white;
outline: none;
}
@keyframes wiggle {
0% {
transform: translateX(0);
}
10% {
transform: translateX(-2px);
}
30% {
transform: translateX(4px);
}
50% {
transform: translateX(-6px);
}
70% {
transform: translateX(+4px);
}
90% {
transform: translateX(-2px);
}
100% {
transform: translateX(0);
}
}
</style>