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Copy link to clipboard when clicking the QR code #42

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Merged
kangasta merged 1 commit into from
May 4, 2025
Merged

Copy link to clipboard when clicking the QR code #42

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58 changes: 54 additions & 4 deletions front-end/src/views/Share.svelte
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Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,18 @@

let { question }: Props = $props();

let copied = $state(false);

const url = `${window.location.origin}/${question.key}`;

$effect(() => {
var style = window.getComputedStyle(document.documentElement);
const light = style.getPropertyValue("--color-bg");
const dark = style.getPropertyValue("--color-fg");
const rem = parseFloat(style.fontSize);

const canvas = document.getElementById("qrcode") as HTMLCanvasElement;
QRCode.toCanvas(canvas, `${window.location.origin}/${question.key}`, {
QRCode.toCanvas(canvas, url, {
color: {
dark,
light,
Expand All @@ -26,20 +30,66 @@
width: 12 * rem,
});
});

const copyLink = async () => {
try {
await navigator.clipboard.writeText(url);
copied = true;
setTimeout(() => {
copied = false;
}, 1500);
} catch {
/* Ignore error */
}
};
</script>

<Summary {question} />
<div class="divider"></div>
<p>Scan the QR code to open the feedback form.</p>
<canvas id="qrcode"></canvas>
<button class="qrcode-container" onclick={copyLink}>
<canvas id="qrcode" title={url}></canvas>
<div class="copy-message">
{#if copied}Link copied!{:else}Click to copy the link.{/if}
</div>
</button>

<style>
p {
margin: 1rem 0 2rem;
}

.divider {
border: 1px solid var(--color-border);
margin: 3rem 0 2rem;
}

canvas {
margin: 2rem 0 0;
.qrcode-container {
display: inline-block;

appearance: none;
background: none;
border: none;
border-radius: var(--border-radius);
color: inherit;
margin: calc(var(--border-radius) * -1);
padding: var(--border-radius);
}

.qrcode-container:focus-visible {
outline: 2px solid var(--color-fg);
outline-offset: 0.25rem;
}

.copy-message {
font-size: 0.8rem;
line-height: 1rem;
text-align: center;
opacity: 0;
}

.qrcode-container:hover .copy-message,
.qrcode-container:focus-visible .copy-message {
opacity: 1;
}
</style>