initial commit — dropLake
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'use strict';
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// ── Helpers ────────────────────────────────────────────────────────────────
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function formatBytes(n) {
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if (n < 1024) return n + ' B';
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if (n < 1024 ** 2) return (n / 1024).toFixed(1) + ' KB';
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if (n < 1024 ** 3) return (n / 1024 ** 2).toFixed(1) + ' MB';
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return (n / 1024 ** 3).toFixed(2) + ' GB';
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}
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function copyToClipboard(text, btn) {
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navigator.clipboard.writeText(text).then(() => {
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const orig = btn.textContent;
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btn.textContent = 'Copied!';
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setTimeout(() => (btn.textContent = orig), 1500);
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});
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}
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// ── DOM refs ───────────────────────────────────────────────────────────────
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const tabBtns = document.querySelectorAll('.tab-btn');
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const tabContents = document.querySelectorAll('.tab-content');
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const formView = document.getElementById('formView');
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const resultView = document.getElementById('resultView');
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const dropZone = document.getElementById('dropZone');
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const fileInput = document.getElementById('fileInput');
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const dzIcon = document.getElementById('dzIcon');
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const dzMain = document.getElementById('dzMain');
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const dzHint = document.getElementById('dzHint');
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const dzName = document.getElementById('dzName');
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const dzSize = document.getElementById('dzSize');
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const textArea = document.getElementById('textArea');
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const ttlSelect = document.getElementById('ttlSelect');
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const passwordIn = document.getElementById('passwordInput');
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const burnToggle = document.getElementById('burnToggle');
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const uploadBtn = document.getElementById('uploadBtn');
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const progressWrap = document.getElementById('progressWrap');
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const progressFill = document.getElementById('progressFill');
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const progressLbl = document.getElementById('progressLbl');
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const alertBox = document.getElementById('alertBox');
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const resultUrl = document.getElementById('resultUrl');
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const copyUrlBtn = document.getElementById('copyUrlBtn');
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const resultPwWrap = document.getElementById('resultPwWrap');
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const resultPw = document.getElementById('resultPw');
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const copyPwBtn = document.getElementById('copyPwBtn');
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const shareAgainBtn = document.getElementById('shareAgainBtn');
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let selectedFile = null;
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let activeTab = 'file';
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// ── Tabs ───────────────────────────────────────────────────────────────────
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tabBtns.forEach(btn => {
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btn.addEventListener('click', () => {
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activeTab = btn.dataset.tab;
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tabBtns.forEach(b => b.classList.toggle('active', b === btn));
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tabContents.forEach(c => c.classList.toggle('active', c.id === 'tab-' + activeTab));
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clearAlert();
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});
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});
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// ── Drop zone ──────────────────────────────────────────────────────────────
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dropZone.addEventListener('dragover', e => { e.preventDefault(); dropZone.classList.add('dragover'); });
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dropZone.addEventListener('dragleave', () => dropZone.classList.remove('dragover'));
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dropZone.addEventListener('drop', e => {
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e.preventDefault();
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dropZone.classList.remove('dragover');
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if (e.dataTransfer.files.length) setFile(e.dataTransfer.files[0]);
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});
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fileInput.addEventListener('change', () => {
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if (fileInput.files.length) setFile(fileInput.files[0]);
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});
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function setFile(file) {
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selectedFile = file;
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dropZone.classList.add('has-file');
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dzIcon.textContent = '📄';
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dzMain.textContent = '';
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dzHint.textContent = '';
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dzName.textContent = file.name;
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dzSize.textContent = formatBytes(file.size);
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}
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// ── Alerts ─────────────────────────────────────────────────────────────────
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function showAlert(msg, type = 'error') {
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alertBox.className = `alert alert-${type}`;
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alertBox.textContent = msg;
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alertBox.classList.remove('hidden');
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}
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function clearAlert() { alertBox.classList.add('hidden'); }
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// ── Upload ─────────────────────────────────────────────────────────────────
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uploadBtn.addEventListener('click', handleUpload);
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async function handleUpload() {
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clearAlert();
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const isFile = activeTab === 'file';
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const password = passwordIn.value.trim();
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if (isFile && !selectedFile) { showAlert('Please select a file first.'); return; }
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if (!isFile && !textArea.value.trim()) { showAlert('Please enter some text first.'); return; }
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uploadBtn.disabled = true;
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progressWrap.classList.remove('hidden');
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setProgress(0, 'Preparing…');
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try {
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const form = new FormData();
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if (isFile) {
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form.append('file', selectedFile, selectedFile.name);
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form.append('share_type', 'file');
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form.append('original_filename', selectedFile.name);
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form.append('mimetype', selectedFile.type || 'application/octet-stream');
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} else {
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const blob = new Blob([textArea.value], { type: 'text/plain' });
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form.append('file', blob, 'text.txt');
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form.append('share_type', 'text');
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form.append('mimetype', 'text/plain');
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}
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form.append('ttl_hours', ttlSelect.value);
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form.append('burn_after_read', burnToggle.checked);
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if (password) form.append('password', password);
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setProgress(10, 'Uploading…');
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const data = await xhrUpload('/api/upload', form, pct => {
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setProgress(10 + Math.round(pct * 0.88), `Uploading… ${Math.round(pct)}%`);
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});
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setProgress(100, 'Done');
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const shareUrl = `${location.origin}/s/${data.share_id}`;
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switchToResult(shareUrl, password || null);
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} catch (err) {
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showAlert(err.message || 'Upload failed. Please try again.');
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uploadBtn.disabled = false;
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progressWrap.classList.add('hidden');
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}
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}
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function setProgress(pct, label) {
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progressFill.style.width = pct + '%';
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progressLbl.textContent = label;
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}
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function xhrUpload(url, formData, onProgress) {
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return new Promise((resolve, reject) => {
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const xhr = new XMLHttpRequest();
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xhr.open('POST', url);
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xhr.upload.onprogress = e => {
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if (e.lengthComputable) onProgress((e.loaded / e.total) * 100);
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};
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xhr.onload = () => {
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if (xhr.status >= 200 && xhr.status < 300) {
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resolve(JSON.parse(xhr.responseText));
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} else {
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let msg = 'Upload failed';
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try { msg = JSON.parse(xhr.responseText).detail || msg; } catch {}
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reject(new Error(msg));
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}
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};
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xhr.onerror = () => reject(new Error('Network error'));
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xhr.send(formData);
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});
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}
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// ── View crossfade ─────────────────────────────────────────────────────────
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function switchToResult(url, pw) {
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resultUrl.value = url;
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copyUrlBtn.onclick = () => copyToClipboard(url, copyUrlBtn);
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if (pw) {
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resultPwWrap.classList.remove('hidden');
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resultPw.value = pw;
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copyPwBtn.onclick = () => copyToClipboard(pw, copyPwBtn);
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} else {
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resultPwWrap.classList.add('hidden');
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}
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// Re-trigger SVG check animation
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['.check-circle', '.check-mark'].forEach(sel => {
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const el = resultView.querySelector(sel);
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el.style.animation = 'none';
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el.getBoundingClientRect();
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el.style.animation = '';
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});
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formView.classList.add('view-exiting');
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setTimeout(() => {
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formView.classList.add('hidden');
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formView.classList.remove('view-exiting');
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progressWrap.classList.add('hidden');
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resultView.classList.remove('hidden');
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resultView.classList.add('view-entering');
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setTimeout(() => resultView.classList.remove('view-entering'), 350);
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}, 260);
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}
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function switchToForm() {
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resultView.classList.add('view-exiting');
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setTimeout(() => {
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resultView.classList.add('hidden');
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resultView.classList.remove('view-exiting');
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resetForm();
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formView.classList.remove('hidden');
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formView.classList.add('view-entering');
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setTimeout(() => formView.classList.remove('view-entering'), 350);
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}, 260);
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}
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function resetForm() {
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selectedFile = null;
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fileInput.value = '';
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dropZone.classList.remove('has-file');
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dzIcon.textContent = '📂';
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dzMain.textContent = 'Drop a file or click to browse';
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dzHint.textContent = '1 GB recommended · up to 6 GB accepted';
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dzName.textContent = '';
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dzSize.textContent = '';
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textArea.value = '';
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passwordIn.value = '';
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burnToggle.checked = false;
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ttlSelect.value = '24';
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clearAlert();
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uploadBtn.disabled = false;
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}
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shareAgainBtn.addEventListener('click', switchToForm);
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