send/app/ui/download.js

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/* global downloadMetadata */
const html = require('choo/html');
const archiveTile = require('./archiveTile');
const modal = require('./modal');
const notFound = require('./notFound');
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function password(state, emit) {
const fileInfo = state.fileInfo;
const invalid = fileInfo.password === null;
const div = html`
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<div
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class="h-full w-full flex flex-col items-center justify-center bg-white py-8"
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>
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<h1 class="mb-4">${state.translate('downloadFileTitle')}</h1>
<form
class="flex flex-row flex-no-wrap w-full md:w-4/5"
onsubmit="${checkPassword}"
data-no-csrf
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>
<input
id="password-input"
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class="w-full border-l border-t border-b rounded-l-sm ${invalid
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? 'border-red'
: 'border-grey'} leading-loose px-2 py-1"
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maxlength="32"
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autocomplete="off"
placeholder="${state.translate('unlockInputPlaceholder')}"
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oninput="${inputChanged}"
type="password"
/>
<input
type="submit"
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id="password-btn"
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class="btn rounded-r-sm ${invalid
? 'bg-red hover:bg-red focus:bg-red'
: ''}"
value="${state.translate('unlockButtonLabel')}"
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/>
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</form>
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<label
id="password-error"
class="${invalid ? '' : 'invisible'} text-red my-4"
for="password-input"
>
${state.translate('passwordTryAgain')}
</label>
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</div>
`;
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if (!(div instanceof String)) {
setTimeout(() => document.getElementById('password-input').focus());
}
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function inputChanged(event) {
event.stopPropagation();
event.preventDefault();
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const label = document.getElementById('password-error');
const input = document.getElementById('password-input');
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const btn = document.getElementById('password-btn');
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label.classList.add('invisible');
input.classList.remove('border-red');
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btn.classList.remove('bg-red', 'hover:bg-red', 'focus:bg-red');
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}
function checkPassword(event) {
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event.stopPropagation();
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event.preventDefault();
const password = document.getElementById('password-input').value;
if (password.length > 0) {
document.getElementById('password-btn').disabled = true;
state.fileInfo.url = window.location.href;
state.fileInfo.password = password;
emit('getMetadata');
}
return false;
}
return div;
}
function createFileInfo(state) {
return {
id: state.params.id,
secretKey: state.params.key,
nonce: downloadMetadata.nonce,
requiresPassword: downloadMetadata.pwd
};
}
module.exports = function(state, emit) {
let content = '';
if (!state.fileInfo) {
state.fileInfo = createFileInfo(state);
if (!state.fileInfo.nonce) {
return notFound(state);
}
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}
if (!state.transfer && !state.fileInfo.requiresPassword) {
emit('getMetadata');
}
if (state.transfer) {
switch (state.transfer.state) {
case 'downloading':
case 'decrypting':
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content = html`
<div class="flex flex-col w-full h-full items-center mt-8">
<h1 class="mb-4">${state.translate('downloadingTitle')}</h1>
${archiveTile.downloading(state, emit)}
</div>
`;
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break;
case 'complete':
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content = html`
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<div
id="download-complete"
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class="flex flex-col items-center justify-center h-full w-full bg-white border border-grey-light p-2"
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>
<h1 class="text-center font-bold my-4 text-2xl">
${state.translate('downloadFinish')}
</h1>
<p class="mb-4">
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<a
href="/"
class="text-blue hover:text-blue-dark focus:text-blue-darker font-medium"
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>${state.translate('sendYourFilesLink')}</a
>
</p>
</div>
`;
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break;
default:
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content = html`
<div class="flex flex-col w-full h-full items-center mt-8">
<h1 class="mb-4">${state.translate('downloadFileTitle')}</h1>
${archiveTile.preview(state, emit)}
</div>
`;
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}
} else if (state.fileInfo.requiresPassword && !state.fileInfo.password) {
content = password(state, emit);
}
return html`
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<main class="main container">
${state.modal && modal(state, emit)}
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<section class="relative h-full w-full p-6 md:flex md:flex-row">
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${content}
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</section>
</main>
`;
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};