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<script lang="ts">
import saveFile from '$lib/ts/download';
import type { TruncateRequest, TruncateResponse } from '$lib/types/truncate-worker';
import { FileDropzone, ProgressBar } from '@skeletonlabs/skeleton';
import { onMount } from 'svelte';
let disableInput = false;
let files: FileList;
let form: HTMLFormElement;
let worker: Worker;
$: truncateTo = 1;
let originalName: string;
function onUpload() {
disableInput = true;
originalName = files[0].name;
worker.postMessage({
file: files[0],
size: truncateTo
} as TruncateRequest);
form.reset();
truncateTo = 1;
}
onMount(async () => {
worker = new Worker(new URL('$lib/ts/truncate.worker.ts', import.meta.url), { type: 'module' });
worker.onmessage = (e: MessageEvent<TruncateResponse>) => {
disableInput = false;
saveFile(e.data.file, `trunc-${originalName}`);
};
});
</script>
<svelte:head>
<title>Truncate</title>
</svelte:head>
<div class="container h-full mx-auto flex justify-center items-center">
<div class="space-y-10 text-center flex flex-col items-center">
<form bind:this={form} on:submit|preventDefault={onUpload} method="POST" action="?/TODO">
<label class="label" for="truncateMe">
<FileDropzone
id="truncateMe"
name="truncateMe"
bind:files
on:change={() => form.requestSubmit()}
required
disabled={disableInput}
>
<svelte:fragment slot="lead">
<h2 class="h2">Drop a file here to truncate it.</h2>
</svelte:fragment>
</FileDropzone>
</label>
<br />
<label class="label">
<span>Truncate up to... (in bytes)</span>
<input
class="input"
type="number"
name="truncateTo"
bind:value={truncateTo}
min="1"
required
/>
</label>
<br />
<noscript>
<button type="submit" class="btn variant-filled"
>After adding a file, click to submit! (Not yet implemented)</button
>
</noscript>
{#if disableInput}
<h3 class="h3">Truncating the file, this may take time!</h3>
<br />
<ProgressBar />
{/if}
</form>
</div>
</div>
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