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Merged
hnikhil-dev merged 4 commits into from
Nov 16, 2025
Merged

New update #2

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be4fc28
Update main.js
hnikhil-dev Nov 16, 2025
79457f0
Update renderer.js
hnikhil-dev Nov 16, 2025
dde23a3
Update index.html
hnikhil-dev Nov 16, 2025
b394432
Update renderer.css
hnikhil-dev Nov 16, 2025
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26 changes: 15 additions & 11 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -13,17 +13,17 @@
<div class="window">
<div class="titlebar">
<div class="title">FolderVault</div>
<span style="margin-left:12px;color:var(--muted)">AES-256-GCM · scrypt</span>
<span class="titlebar-subtitle">AES-256-GCM · scrypt</span>
</div>

<div class="left panel">
<div style="margin-bottom:8px">
<div class="button-group">
<button id="pick" class="btn">Pick Folder…</button>
<button id="openDist" class="btn ghost">Open App Folder</button>
</div>

<div class="folder-area" id="folderArea">Drop a folder here or click "Pick Folder"</div>
<div style="margin-top:8px">
<div class="password-section">
<label>Password</label>
<input id="password" type="password" placeholder="Enter encryption password" />
</div>
Expand All @@ -33,25 +33,29 @@
<label><input type="checkbox" id="secureDelete" checked /> Secure-delete originals (best-effort)</label>
</div>

<div style="margin-top:10px">
<div class="action-buttons">
<button id="encrypt" class="btn primary">Encrypt Folder</button>
<button id="decrypt" class="btn">Decrypt Folder</button>
<button id="cancel" class="btn">Cancel</button>
</div>

<div style="margin-top:12px; font-size:12px; color:var(--muted)">Selected: <span id="folder">(none)</span>
<div class="selected-folder">Selected: <span id="folder">(none)</span>
</div>
</div>

<div class="right panel">
<h3 style="margin-top:0; margin-bottom:8px">Files & Progress</h3>
<div class="progress-row" style="margin-bottom:8px">
<div style="width:120px; color:var(--muted); font-size:13px">Overall</div>
<h3>Files & Progress</h3>
<div class="progress-row">
<div class="progress-label">Overall</div>
<div class="progress"><i id="overallBar"></i></div>
<div id="overallText" style="width:90px; text-align:right; color:var(--muted); font-size:13px">0 / 0
</div>
<div id="overallText" class="progress-text">0 / 0</div>
</div>

<div class="file-list-header">
<div class="file-header-name">File Name</div>
<div class="file-header-progress">Progress</div>
<div class="file-header-status">Status</div>
</div>
<ul id="fileList" class="file-list"></ul>
</div>

Expand All @@ -62,4 +66,4 @@ <h3 style="margin-top:0; margin-bottom:8px">Files & Progress</h3>
<script src="renderer.js"></script>
</body>

</html>
</html>
63 changes: 49 additions & 14 deletions main.js
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Original file line number Diff line number Diff line change
Expand Up @@ -60,17 +60,31 @@ process.on('unhandledRejection', (reason) => {

function createWindow() {
mainWindow = new BrowserWindow({
width: 800,
height: 600,
width: 1200,
height: 800,
minWidth: 1000,
minHeight: 700,
center: true,
webPreferences: {
preload: path.join(__dirname, 'preload.js'),
contextIsolation: true,
nodeIntegration: false,
enableRemoteModule: false
enableRemoteModule: false,
zoomFactor: 1.0
}
});

mainWindow.loadFile(path.join(__dirname, 'index.html'));

// Ensure zoom level is set to 100% (1.0) after window is ready
mainWindow.webContents.once('did-finish-load', () => {
mainWindow.webContents.setZoomFactor(1.0);
});

// Also set zoom when window is shown (in case it was restored)
mainWindow.once('show', () => {
mainWindow.webContents.setZoomFactor(1.0);
});
}

app.whenReady().then(() => {
Expand Down Expand Up @@ -261,27 +275,48 @@ async function decryptFile(encPath, password, options = {}) {
const tmpPath = outPath + '.tmp-' + crypto.randomBytes(6).toString('hex');

const start = headerLen;
const end = fileSize - AUTH_TAG_LEN - 1; // inclusive
const end = fileSize - AUTH_TAG_LEN - 1; // inclusive end position (Node.js end is inclusive)

// Stream decrypted output to a temp file, then fsync & rename atomically
const readOpts = Object.assign({ start, end }, options.signal ? { signal: options.signal } : {});
const readStream = fs.createReadStream(encPath, readOpts);
// Handle empty files (0 bytes of encrypted data) - end will be start - 1
// This is valid - it means the original file was empty
const hasEncryptedData = end >= start;
const totalBytes = hasEncryptedData ? (end - start + 1) : 0; // +1 because end is inclusive

// counting transform for per-file byte progress during decrypt
const totalBytes = end - start + 1;
const counter = new CountingTransform(totalBytes, (seen) => {
sendProgress({ type: 'file-progress', file: encPath, seen, total: totalBytes });
});
// Stream decrypted output to a temp file, then fsync & rename atomically
let readStream;
let counter;

if (hasEncryptedData) {
// Normal case: file has encrypted data
const readOpts = Object.assign({ start, end }, options.signal ? { signal: options.signal } : {});
readStream = fs.createReadStream(encPath, readOpts);
counter = new CountingTransform(totalBytes, (seen) => {
sendProgress({ type: 'file-progress', file: encPath, seen, total: totalBytes });
});
} else {
// Empty file case: create an empty stream (no data to decrypt)
// Use stream.Readable which is already available via the stream module
const { Readable } = stream;
readStream = new Readable({
read() {
this.push(null); // End of stream immediately
}
});
counter = new CountingTransform(0, (seen) => {
sendProgress({ type: 'file-progress', file: encPath, seen, total: 0 });
});
}

// wire abort to destroy streams quickly
const abortHandler = () => {
try { readStream.destroy(new Error('aborted')); } catch (e) { }
try { if (readStream) readStream.destroy(new Error('aborted')); } catch (e) { }
try { decipher.destroy(new Error('aborted')); } catch (e) { }
};
if (options.signal) options.signal.addEventListener('abort', abortHandler, { once: true });

try {
await pipeline(readStream, counter, decipher, fs.createWriteStream(tmpPath));
const writeStream = fs.createWriteStream(tmpPath);
await pipeline(readStream, counter, decipher, writeStream);

// Ensure data is flushed to disk (best-effort)
try {
Expand Down
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