NB - Native Browser Bridge

@@ -3168,6 +3168,41 @@ const exportSayClear = () => abCommand(null, 'desktop_caption', { id: EXPORT_CAP // present in the user's screenshot and absent in ours seconds later. The file Chrome writes cannot be // raced like that. The bridge runs ON the machine, so it just looks for it. Either nb fills the dialog // with its own path, or the user presses Save with Chrome's default - both land here.+// ab's window list does not return a dialog owned by an ELEVATED process (it will not click into one, so+// it does not list it), which is why six runs reported "no save dialog appeared" while one sat in front+// of the user. A plain Win32 enumeration sees it regardless, so ask the OS directly (John, 2026-10-29).+async function findSaveDialogWin32() {+  const ps = [+    'Add-Type @"',+    'using System;using System.Text;using System.Runtime.InteropServices;',+    'public class NBW{',+    ' [DllImport("user32.dll")] public static extern bool EnumWindows(EnumProc f, IntPtr l);',+    ' [DllImport("user32.dll")] public static extern int GetWindowTextW(IntPtr h, StringBuilder s, int n);',+    ' [DllImport("user32.dll")] public static extern bool IsWindowVisible(IntPtr h);',+    ' [DllImport("user32.dll")] public static extern bool GetWindowRect(IntPtr h, out R r);',+    ' public struct R{public int left,top,right,bottom;}',+    ' public delegate bool EnumProc(IntPtr h, IntPtr l);',+    '}',+    '"@',+    '$out = New-Object System.Collections.ArrayList',+    '[void][NBW]::EnumWindows({ param($h,$l)',+    '  $sb = New-Object System.Text.StringBuilder 300',+    '  [void][NBW]::GetWindowTextW($h,$sb,300); $t = $sb.ToString()',+    '  if ($t -match "Export Passwords|Save As" -and [NBW]::IsWindowVisible($h)) {',+    '    $r = New-Object NBW+R; [void][NBW]::GetWindowRect($h,[ref]$r)',+    '    [void]$out.Add(@{ hwnd=[int64]$h; title=$t; left=$r.left; top=$r.top; right=$r.right; bottom=$r.bottom })',+    '  }',+    '  return $true }, [IntPtr]::Zero)',+    'if ($out.Count -eq 0) { "{}" } else { $out[0] | ConvertTo-Json -Compress }',+  ].join('; ');+  try {+    const r = await abCommand(null, 'run_script', { interpreter: 'powershell', scriptB64: Buffer.from(ps, 'utf8').toString('base64'),+      reason: 'nb-bridge#55: find the export save dialog (ab does not list an elevated one)', timeoutSeconds: 20 });+    const out = String((r && r.body && (r.body.stdout || (r.body.data && r.body.data.stdout))) || '').trim();+    const j = JSON.parse(out || '{}');+    return j && j.hwnd ? j : null;+  } catch { return null; }+} function newLoginCsvSince(sinceMs, ownPath) {   const dirs = [path.dirname(ownPath), path.join(os.homedir(), 'Downloads'), path.join(os.homedir(), 'Documents'), path.join(os.homedir(), 'Desktop')];   const hits = [];@@ -3211,8 +3246,7 @@ async function exportSavedLogins(opts) {   // click falls back to opening Adom Bridge's own app, which is never what the person wanted.   await _notify({ id: 'nb-export-logins', level: 'warning', scenario: 'reminder', focus: { hwnd },     title: `${brand} will ask you to confirm`,-    body: `Adom is handing your saved ${brand} logins to pup so it can sign you in. ${brand} asks for Windows Hello once - approve it and this finishes by itself. Click this to see the window.`,-    buttons: [{ label: 'Show me' }] }).catch(() => {});+    body: `Adom is handing your saved ${brand} logins to pup so it can sign you in. ${brand} asks for Windows Hello once - approve it and this finishes by itself.` }).catch(() => {});   const done = async (res) => { await exportSayClear(); try { await dispatch('nbrowser_close_window', { sessionId: sid }); } catch {} return res; };    const nav = await abCommand(null, 'desktop_navigate', { hwnd, url: `${scheme}://password-manager/settings`,@@ -3309,7 +3343,7 @@ async function exportSavedLogins(opts) {   const watchSince = watchSince0;   const deadline = Date.now() + timeoutSec * 1000;   let saved = false, foundFile = null, toldToSave = false;-  let sawDialogAt = 0, dialogVisibleMs = null;+  let sawDialogAt = 0, dialogVisibleMs = null, lastWin32Probe = 0;   while (Date.now() < deadline) {     await _sleep(300);     // THE AUTHORITATIVE SIGNAL: did a passwords CSV appear? Whoever pressed Save, we are done.@@ -3323,8 +3357,16 @@ async function exportSavedLogins(opts) {     }     const wins = await abCommand(null, 'desktop_list_windows', {}).catch(() => null);     const list = (() => { try { return (wins.body.data || wins.body).windows || []; } catch { return []; } })();-    const dlg = list.find((w) => (w.className === '#32770' || /^#32770/.test(String(w.className || '')))+    let dlg = list.find((w) => (w.className === '#32770' || /^#32770/.test(String(w.className || '')))       && /save|export|passwords/i.test(String(w.title || '')));+    // Not in ab's list? It may be elevated. Ask Win32 directly, but only every ~2s: this costs a+    // PowerShell spawn, and polling it five times a second would be its own problem.+    if (!dlg && Date.now() - lastWin32Probe > 2000) {+      lastWin32Probe = Date.now();+      const w32 = await findSaveDialogWin32();+      if (w32) dlg = { hwnd: w32.hwnd, title: w32.title, elevatedOrHidden: true,+        rect: { x: w32.left, y: w32.top, w: w32.right - w32.left, h: w32.bottom - w32.top, right: w32.right, top: w32.top } };+    }     if (!dlg) {       // If the dialog is up but we have not matched it, SAY SO rather than leaving the person guessing       // at a file picker that appeared out of nowhere.@@ -3374,8 +3416,7 @@ async function exportSavedLogins(opts) {       await exportSay(`${brand} is asking where to save your logins and Adom could not fill it in. Click Cancel to stop - nothing is exported. (Adom asked for this to load pup with your logins.)`, { persist: true });       await _notify({ id: 'nb-export-logins', level: 'warning', scenario: 'reminder', focus: { hwnd: stuck.hwnd },         title: 'A save dialog is waiting on your screen',-        body: `${brand} is asking where to save your exported logins. Press Save and Adom picks the file up and deletes it, or press Cancel to stop - nothing is exported either way until you choose. Click this to see it.`,-        buttons: [{ label: 'Show me' }] }).catch(() => {});+        body: `${brand} is asking where to save your exported logins. Press Save and Adom picks the file up and deletes it, or press Cancel to stop - nothing is exported either way until you choose.` }).catch(() => {});     } else {       await exportSay(`Adom stopped waiting for the ${brand} confirmation. Nothing was exported.`, { persist: false, duration: 8000 });     }