153 lines
3.2 KiB
Svelte
153 lines
3.2 KiB
Svelte
<script>
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import { t } from '$lib/translations';
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import CardList from '$lib/components/CardList.svelte';
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import Dropzone from '$lib/components/Dropzone.svelte';
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import FileList from '$lib/components/FileList.svelte';
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import Seo from '$lib/components/Seo.svelte';
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import { filterFiles } from '$lib/utils/filterFiles';
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import { supportedFormats } from '$lib/format-readers';
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/**
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* @type {File[]}
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*/
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let acceptedFiles = $state([]);
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/**
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* @type {File[]}
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*/
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let rejectedFiles = $state([]);
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let areAcceptedFilesRendered = $state(false);
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const fileRequirements = {
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supportedFormats: Object.values(supportedFormats).map((f) => f.ext),
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maxSize: 1000000,
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};
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/**
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* Update the flag that indicates that the files were rendered.
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*
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* @param {SubmitEvent} e
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*/
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function onSubmit(e) {
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e.preventDefault();
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e.stopPropagation();
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areAcceptedFilesRendered = true;
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}
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/**
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* @param {DragEvent} evt
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*/
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function onDrop(evt) {
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onChange(evt);
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}
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/**
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* @param {Event | DragEvent} evt
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*/
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function onChange(evt) {
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acceptedFiles = [];
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rejectedFiles = [];
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areAcceptedFilesRendered = false;
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const changedFiles =
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'dataTransfer' in evt && evt.dataTransfer
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? evt.dataTransfer.files
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: evt.target?.files;
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if (!changedFiles) return;
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const results = filterFiles(changedFiles, fileRequirements);
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acceptedFiles = results.accepted;
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rejectedFiles = results.rejected;
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}
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function onClick() {
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const el = document.getElementById('file-input');
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if (el) el.click();
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}
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/**
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* @param {KeyboardEvent} evt
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*/
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function onKeydown(evt) {
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if (evt.key === 'Enter') {
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const el = document.getElementById('file-input');
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if (el) el.click();
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}
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}
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/** @type {import('./$types').PageProps} */
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let { data } = $props();
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const metadata = data.metadata;
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</script>
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<Seo {...metadata} />
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<form id="form" enctype="multipart/form-data" onsubmit={onSubmit}>
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<div class="title-container">
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<h2>{$t('viewer.title')}</h2>
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</div>
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<p>
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{@html $t('viewer.fileSize', {
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fileSize: fileRequirements.maxSize / 1_000_000,
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})}
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{@html $t('viewer.supportedFormats', {
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supportedFormats: fileRequirements.supportedFormats.join(', '),
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})}
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</p>
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<Dropzone
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files={acceptedFiles}
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supportedFormats={fileRequirements.supportedFormats}
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{onKeydown}
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{onClick}
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{onDrop}
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{onChange}
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/>
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<input id="submit" type="submit" value={$t('viewer.render')} />
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<p class="disclaimer">
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<em>{$t('viewer.warning.copyright')}</em>
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</p>
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</form>
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{#if areAcceptedFilesRendered}
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<CardList files={acceptedFiles} />
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{:else}
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<FileList title={$t('viewer.selected')} files={acceptedFiles} />
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<FileList title={$t('viewer.rejected')} files={rejectedFiles} isError />
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{/if}
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<style>
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form {
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width: fit-content;
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margin: 0 auto;
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}
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.title-container {
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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#submit {
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border: none;
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border-radius: 10px;
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padding: 15px;
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}
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.disclaimer {
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font-size: 13px;
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text-align: center;
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}
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@media only screen and (max-device-width: 768px) {
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#form {
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width: 90%;
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}
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}
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</style>
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