fix(DeviceDetailOverlay): notify parent on browsing state changes and improve portal usage in DeviceCard

Enhance MediaEntry to support executable file types with appropriate icons

Revamp SearchOverlay to utilize a locate database for improved search functionality and add database management features

Update StatusPage to accommodate new DeviceDetailOverlay structure

Implement locate-db module for efficient file searching and database handling

Adjust Vite configuration to exclude sqlite-wasm from dependency optimization

package.json

@@ -50,6 +50,7 @@
     "@radix-ui/react-toggle": "1.1.2",
     "@radix-ui/react-toggle-group": "1.1.2",
     "@radix-ui/react-tooltip": "1.1.8",
+    "@sqlite.org/sqlite-wasm": "^3.53.0-build1",
     "@types/parallax-js": "^3.1.3",
     "@types/react-syntax-highlighter": "^15.5.13",
     "@uiw/react-codemirror": "^4.25.10",
@@ -80,6 +81,7 @@
     "recharts": "2.15.2",
     "remark-gfm": "^4.0.1",
     "sonner": "2.0.3",
+    "swiper": "^12.2.0",
     "tailwind-merge": "3.2.0",
     "three": "^0.160.0",
     "tw-animate-css": "1.3.8",

src/app/components/DeviceDetailOverlay.tsx

@@ -1,13 +1,17 @@
 import { useEffect, useRef, useState } from 'react';
+import { createPortal } from 'react-dom';
 import { SettingsInput } from './ui/settings-input';
-import { X, ChevronLeft, ChevronRight, Printer, HardDrive, Network, Box, FolderOpen, MoreVertical, Play, Pause, SkipForward, SkipBack, RotateCcw } from 'lucide-react';
+import { X, Printer, HardDrive, Network, Box, FolderOpen, MoreVertical, RotateCcw } from 'lucide-react';
 import { motion, AnimatePresence } from 'motion/react';
+import { Swiper, SwiperSlide } from 'swiper/react';
+import type { Swiper as SwiperType } from 'swiper';
+import 'swiper/css';
 import { toast } from 'sonner';
 import { fileExists, getFileContents, joinPath, stat } from '../webdav';
 import MediaBrowser from './MediaBrowser';
 import MediaSet, { mediaSetEntryUrl, type MediaSetEntry } from './MediaSet';
 
-interface Device {
+export interface Device {
   id: string;
   number: string;
   type: 'printer' | 'drive' | 'network' | 'other' | 'meatloaf';
@@ -20,130 +24,78 @@ interface Device {
 }
 
 interface DeviceDetailOverlayProps {
-  device: Device;
+  devices: Device[];
+  initialIndex: number;
   config: any;
   setConfig: (config: any) => void;
   onClose: () => void;
-  onNavigate: (direction: 'prev' | 'next') => void;
+  onIndexChange?: (index: number) => void;
-  hasPrev: boolean;
-  hasNext: boolean;
 }
 
-export default function DeviceDetailOverlay({
+function DeviceIcon({ device }: { device: Device }) {
-  device,
+  const cls = `w-6 h-6`;
-  config,
+  switch (device.type) {
-  setConfig,
+    case 'printer': return <Printer className={cls} />;
-  onClose,
+    case 'drive':   return <HardDrive className={cls} />;
-  onNavigate,
+    case 'network': return <Network className={cls} />;
-  hasPrev,
+    default:        return <Box className={cls} />;
-  hasNext
+  }
-}: DeviceDetailOverlayProps) {
+}
-  const [touchStart, setTouchStart] = useState(0);
+
-  const [touchEnd, setTouchEnd] = useState(0);
+// ── Per-device slide content ─────────────────────────────────────────────────
+
+interface DeviceCardProps {
+  device: Device;
+  config: any;
+  setConfig: (c: any) => void;
+  isActive: boolean;
+  onBrowsingChange?: (browsing: boolean) => void;
+}
+
+function DeviceCard({ device, config, setConfig, isActive, onBrowsingChange }: DeviceCardProps) {
   const [browsingField, setBrowsingField] = useState<'url' | 'base_url' | 'cache' | null>(null);
-  const [showCommandMenu, setShowCommandMenu] = useState(false);
+  const [mediaSetFiles, setMediaSetFiles] = useState<MediaSetEntry[] | null>(null);
-
+  const detectTokenRef = useRef(0);
-  const minSwipeDistance = 50;
-
-  const onTouchStart = (e: React.TouchEvent) => {
-    setTouchEnd(0);
-    setTouchStart(e.targetTouches[0].clientX);
-  };
-
-  const onTouchMove = (e: React.TouchEvent) => {
-    setTouchEnd(e.targetTouches[0].clientX);
-  };
-
-  const onTouchEnd = () => {
-    if (!touchStart || !touchEnd) return;
-
-    const distance = touchStart - touchEnd;
-    const isLeftSwipe = distance > minSwipeDistance;
-    const isRightSwipe = distance < -minSwipeDistance;
-
-    if (isLeftSwipe && hasNext) {
-      onNavigate('next');
-    }
-    if (isRightSwipe && hasPrev) {
-      onNavigate('prev');
-    }
-  };
 
+  // Notify parent when browser opens/closes so it can lock slide scroll.
   useEffect(() => {
-    const handleKeyDown = (e: KeyboardEvent) => {
+    onBrowsingChange?.(browsingField !== null);
-      if (e.key === 'Escape') {
+  }, [browsingField, onBrowsingChange]);
-        onClose();
-      } else if (e.key === 'ArrowLeft' || e.key === 'ArrowRight') {
-        const tag = (document.activeElement as HTMLElement)?.tagName;
-        if (tag === 'INPUT' || tag === 'TEXTAREA' || tag === 'SELECT') return;
-        if (e.key === 'ArrowLeft' && hasPrev) onNavigate('prev');
-        if (e.key === 'ArrowRight' && hasNext) onNavigate('next');
-      }
-    };
 
-    window.addEventListener('keydown', handleKeyDown);
+  // Close any open browser when swiped away.
-    return () => window.removeEventListener('keydown', handleKeyDown);
+  useEffect(() => {
-  }, [hasPrev, hasNext, onClose, onNavigate]);
+    if (!isActive) setBrowsingField(null);
+  }, [isActive]);
 
-  const updateDeviceSetting = (path: string[], value: any) => {
+  const getDevicePath = (): string[] => ['devices', 'iec', device.number];
-    const newConfig = JSON.parse(JSON.stringify(config));
-    let current = newConfig;
-
-    for (let i = 0; i < path.length - 1; i++) {
-      current = current[path[i]];
-    }
-
-    current[path[path.length - 1]] = value;
-    setConfig(newConfig);
-  };
-
-  const getDevicePath = (): string[] => {
-    return ['devices', 'iec', device.number];
-  };
 
   const getDeviceData = () => {
-    const path = getDevicePath();
+    let current: any = config;
-    let current = config;
+    for (const key of getDevicePath()) current = current?.[key];
-    for (const key of path) {
-      current = current?.[key];
-    }
     return current || {};
   };
 
   const deviceData = getDeviceData();
 
-  const getDeviceIcon = (type: Device['type']) => {
+  const updateDeviceSetting = (path: string[], value: any) => {
-    switch (type) {
+    const newConfig = JSON.parse(JSON.stringify(config));
-      case 'printer':
+    let current = newConfig;
-        return <Printer className="w-6 h-6" />;
+    for (let i = 0; i < path.length - 1; i++) current = current[path[i]];
-      case 'drive':
+    current[path[path.length - 1]] = value;
-        return <HardDrive className="w-6 h-6" />;
+    setConfig(newConfig);
-      case 'network':
-        return <Network className="w-6 h-6" />;
-      default:
-        return <Box className="w-6 h-6" />;
-    }
   };
 
-  const [mediaSetFiles, setMediaSetFiles] = useState<MediaSetEntry[] | null>(null);
-  const detectTokenRef = useRef(0);
-
-  // Cancel any in-flight detection and reset when navigating to a different device.
   useEffect(() => {
     ++detectTokenRef.current;
     setMediaSetFiles(null);
   }, [device.number]);
 
-  // Sync config-backed media_set to display state whenever it is set explicitly
-  // (e.g. after a playlist is mounted).
   useEffect(() => {
     if (Array.isArray(deviceData.media_set) && deviceData.media_set.length > 1) {
       setMediaSetFiles(deviceData.media_set as MediaSetEntry[]);
     }
   }, [deviceData.media_set]);
 
-  // Pattern-detect sibling numbered files for the given URL. Called only when
-  // the user actively sets a URL — never on overlay load or device switch.
   const detectMediaSet = async (url: string) => {
     const token = ++detectTokenRef.current;
     setMediaSetFiles(null);
@@ -152,23 +104,18 @@ export default function DeviceDetailOverlay({
     const [, prefix, , ext] = match;
     const candidates: string[] = [];
     for (let i = 1; i <= 10; i++) candidates.push(`${prefix}${i}${ext}`);
-    const flags = await Promise.all(
+    const flags = await Promise.all(candidates.map(f => stat(f).then(r => r !== null).catch(() => false)));
-      candidates.map(f => stat(f).then(r => r !== null).catch(() => false))
-    );
     if (detectTokenRef.current !== token) return;
     const found = candidates.filter((_, i) => flags[i]);
     setMediaSetFiles(found.length > 1 ? found : null);
   };
 
-  const switchMedia = (file: string) => {
+  const switchMedia = (file: string) => updateDeviceSetting([...getDevicePath(), 'url'], file);
-    const path = getDevicePath();
-    updateDeviceSetting([...path, 'url'], file);
-  };
 
   const isOutsideBase = (url: string, baseUrl: string): boolean => {
     if (!baseUrl || !url.startsWith('/')) return false;
-    const normalizedBase = baseUrl.endsWith('/') ? baseUrl : baseUrl + '/';
+    const nb = baseUrl.endsWith('/') ? baseUrl : baseUrl + '/';
-    return url !== baseUrl && !url.startsWith(normalizedBase);
+    return url !== baseUrl && !url.startsWith(nb);
   };
 
   const clearBaseAndCache = (dev: any) => {
@@ -185,8 +132,7 @@ export default function DeviceDetailOverlay({
         const text = await (await getFileContents(selectedPath)).text();
         const dir = selectedPath.split('/').slice(0, -1).join('/') || '/';
         const candidates: MediaSetEntry[] = text.split('\n')
-          .map(l => l.trim())
+          .map(l => l.trim()).filter(l => l.length > 0 && !l.startsWith('#'))
-          .filter(l => l.length > 0 && !l.startsWith('#'))
           .map(l => {
             if (isVms) {
               const comma = l.indexOf(',');
@@ -204,9 +150,8 @@ export default function DeviceDetailOverlay({
         const files = candidates.filter((_, i) => existsArr[i]);
         if (files.length === 0) { toast.error('No files in swap list exist on device'); return; }
         if (files.length < 2) { toast.error('A media set needs more than one item'); return; }
-        if (files.length < candidates.length) {
+        if (files.length < candidates.length)
           toast.warning(`${candidates.length - files.length} missing file(s) skipped from swap list`);
-        }
         const newConfig = JSON.parse(JSON.stringify(config));
         let dev = newConfig;
         for (const k of devicePath) dev = dev[k];
@@ -229,114 +174,18 @@ export default function DeviceDetailOverlay({
     }
   };
 
-  const sendCommand = (command: string) => {
-    console.log(`Sending command to device ${device.number}: ${command}`);
-    // In a real app, this would send the command to the device
-    setShowCommandMenu(false);
-  };
-
   return (
-    <AnimatePresence>
+    <>
-      <motion.div
-        initial={{ opacity: 0 }}
-        animate={{ opacity: 1 }}
-        exit={{ opacity: 0 }}
-        className="fixed inset-0 bg-black/50 z-50"
-        onClick={onClose}
-      >
-        <motion.div
-          initial={{ y: '100%' }}
-          animate={{ y: 0 }}
-          exit={{ y: '100%' }}
-          transition={{ type: 'spring', damping: 30, stiffness: 300 }}
-          className="fixed inset-0 bg-white overflow-y-auto z-50"
-          onClick={(e) => e.stopPropagation()}
-          onTouchStart={onTouchStart}
-          onTouchMove={onTouchMove}
-          onTouchEnd={onTouchEnd}
-        >
-          <div className="sticky top-0 bg-white border-b border-neutral-200 z-10">
-            <div className="flex items-center justify-between p-4">
-              <button onClick={onClose} className="p-2 -m-2">
-                <X className="w-6 h-6" />
-              </button>
-              <div className={`flex flex-col items-center gap-0.5 ${
-                device.physical ? 'text-green-600' : deviceData.enabled ? 'text-blue-600' : 'text-neutral-400'
-              }`}>
-                <span className="text-sm font-semibold leading-none">{device.number}</span>
-                {getDeviceIcon(device.type)}
-                {device.physical && (
-                  <span className="text-xs text-green-700 px-1 py-0.5 bg-green-50 border border-green-200 rounded leading-none">
-                    Physical
-                  </span>
-                )}
-              </div>
-              <button
-                onClick={() => setShowCommandMenu(!showCommandMenu)}
-                className="p-2 -m-2 relative"
-              >
-                <MoreVertical className="w-6 h-6" />
-              </button>
-            </div>
-
-            {showCommandMenu && (
-              <div className="absolute right-4 top-16 bg-white rounded-lg shadow-lg border border-neutral-200 py-2 min-w-[200px] z-20">
-                <button
-                  onClick={() => sendCommand('RESET')}
-                  className="w-full px-4 py-2 text-left hover:bg-neutral-50 flex items-center gap-2"
-                >
-                  <RotateCcw className="w-4 h-4" />
-                  Reset Device
-                </button>
-              </div>
-            )}
-
-            <div className="flex items-center justify-between px-4 pb-4">
-              <button
-                onClick={() => onNavigate('prev')}
-                disabled={!hasPrev}
-                className={`p-2 rounded-lg ${
-                  hasPrev
-                    ? 'text-blue-600 bg-blue-50'
-                    : 'text-neutral-300 bg-neutral-50'
-                }`}
-              >
-                <ChevronLeft className="w-5 h-5" />
-              </button>
-              <span className="text-sm text-neutral-500">Swipe to navigate</span>
-              <button
-                onClick={() => onNavigate('next')}
-                disabled={!hasNext}
-                className={`p-2 rounded-lg ${
-                  hasNext
-                    ? 'text-blue-600 bg-blue-50'
-                    : 'text-neutral-300 bg-neutral-50'
-                }`}
-              >
-                <ChevronRight className="w-5 h-5" />
-              </button>
-            </div>
-          </div>
-
       <div className="p-4 space-y-6">
         <div className="space-y-4">
           {!device.physical && (
             <div className="flex items-center justify-between">
               <label className="text-sm text-neutral-500">Enabled</label>
               <button
-                    onClick={() => {
+                onClick={() => updateDeviceSetting([...getDevicePath(), 'enabled'], deviceData.enabled ? 0 : 1)}
-                      const path = getDevicePath();
+                className={`relative w-12 h-6 rounded-full transition-colors ${deviceData.enabled ? 'bg-blue-600' : 'bg-neutral-300'}`}
-                      updateDeviceSetting([...path, 'enabled'], deviceData.enabled ? 0 : 1);
-                    }}
-                    className={`relative w-12 h-6 rounded-full transition-colors ${
-                      deviceData.enabled ? 'bg-blue-600' : 'bg-neutral-300'
-                    }`}
               >
-                    <div
+                <div className={`absolute top-0.5 w-5 h-5 bg-white rounded-full transition-transform ${deviceData.enabled ? 'translate-x-6' : 'translate-x-0.5'}`} />
-                      className={`absolute top-0.5 w-5 h-5 bg-white rounded-full transition-transform ${
-                        deviceData.enabled ? 'translate-x-6' : 'translate-x-0.5'
-                      }`}
-                    />
               </button>
             </div>
           )}
@@ -353,10 +202,7 @@ export default function DeviceDetailOverlay({
             <SettingsInput
               type="text"
               value={deviceData.name || device.name || `Device ${device.number}`}
-                  onCommit={(v) => {
+              onCommit={(v) => updateDeviceSetting([...getDevicePath(), 'name'], v)}
-                    const path = getDevicePath();
-                    updateDeviceSetting([...path, 'name'], v);
-                  }}
               onClear={() => updateDeviceSetting([...getDevicePath(), 'name'], '')}
               className="px-3 py-2 border border-neutral-300 rounded-lg"
               containerClassName="w-full"
@@ -370,10 +216,7 @@ export default function DeviceDetailOverlay({
                 <SettingsInput
                   type="text"
                   value={deviceData.base_url ?? ''}
-                      onCommit={(v) => {
+                  onCommit={(v) => updateDeviceSetting([...getDevicePath(), 'base_url'], v)}
-                        const path = getDevicePath();
-                        updateDeviceSetting([...path, 'base_url'], v);
-                      }}
                   onClear={() => updateDeviceSetting([...getDevicePath(), 'base_url'], '')}
                   containerClassName="flex-1"
                   className="px-3 py-2 border border-neutral-300 rounded-lg"
@@ -381,7 +224,6 @@ export default function DeviceDetailOverlay({
                 <button
                   onClick={() => setBrowsingField('base_url')}
                   className="px-3 py-2 border border-neutral-300 rounded-lg bg-neutral-50 hover:bg-neutral-100"
-                      title="Browse"
                 >
                   <FolderOpen className="w-5 h-5" />
                 </button>
@@ -422,12 +264,10 @@ export default function DeviceDetailOverlay({
                 <button
                   onClick={() => setBrowsingField('url')}
                   className="px-3 py-2 border border-neutral-300 rounded-lg bg-neutral-50 hover:bg-neutral-100"
-                      title="Browse"
                 >
                   <FolderOpen className="w-5 h-5" />
                 </button>
               </div>
-
               {mediaSetFiles && (
                 <div className="mt-3">
                   <MediaSet files={mediaSetFiles} activeUrl={deviceData.url ?? ''} onSwitch={switchMedia} />
@@ -444,10 +284,7 @@ export default function DeviceDetailOverlay({
                   <SettingsInput
                     type="text"
                     value={deviceData.cache ?? ''}
-                        onCommit={(v) => {
+                    onCommit={(v) => updateDeviceSetting([...getDevicePath(), 'cache'], v)}
-                          const path = getDevicePath();
-                          updateDeviceSetting([...path, 'cache'], v);
-                        }}
                     onClear={() => updateDeviceSetting([...getDevicePath(), 'cache'], '')}
                     containerClassName="flex-1"
                     className="px-3 py-2 border border-neutral-300 rounded-lg"
@@ -455,7 +292,6 @@ export default function DeviceDetailOverlay({
                   <button
                     onClick={() => setBrowsingField('cache')}
                     className="px-3 py-2 border border-neutral-300 rounded-lg bg-neutral-50 hover:bg-neutral-100"
-                        title="Browse"
                   >
                     <FolderOpen className="w-5 h-5" />
                   </button>
@@ -468,19 +304,13 @@ export default function DeviceDetailOverlay({
             <div className="flex items-center justify-between">
               <label className="text-sm text-neutral-500">Mode</label>
               {device.physical
-                    ? <span className="text-sm text-neutral-700 px-3 py-2">
+                ? <span className="text-sm text-neutral-700 px-3 py-2">{(deviceData.mode ?? 0) === 0 ? 'Read Only' : 'Write Enabled'}</span>
-                        {(deviceData.mode ?? 0) === 0 ? 'Read Only' : 'Write Enabled'}
-                      </span>
                 : <div className="flex rounded-lg border border-neutral-300 overflow-hidden text-sm">
                     {([0, 1] as const).map((val, i) => (
                       <button
                         key={val}
                         onClick={() => updateDeviceSetting([...getDevicePath(), 'mode'], val)}
-                            className={`px-4 py-2 ${i > 0 ? 'border-l border-neutral-300' : ''} ${
+                        className={`px-4 py-2 ${i > 0 ? 'border-l border-neutral-300' : ''} ${(deviceData.mode ?? 0) === val ? 'bg-blue-600 text-white' : 'bg-white text-neutral-700 hover:bg-neutral-50'}`}
-                              (deviceData.mode ?? 0) === val
-                                ? 'bg-blue-600 text-white'
-                                : 'bg-white text-neutral-700 hover:bg-neutral-50'
-                            }`}
                       >
                         {val === 0 ? 'Read Only' : 'Write Enabled'}
                       </button>
@@ -496,10 +326,7 @@ export default function DeviceDetailOverlay({
               <SettingsInput
                 type="number"
                 value={String(deviceData.baud ?? '')}
-                    onCommit={(v) => {
+                onCommit={(v) => updateDeviceSetting([...getDevicePath(), 'baud'], parseInt(v))}
-                      const path = getDevicePath();
-                      updateDeviceSetting([...path, 'baud'], parseInt(v));
-                    }}
                 className="w-full px-3 py-2 border border-neutral-300 rounded-lg"
               />
             </div>
@@ -508,13 +335,11 @@ export default function DeviceDetailOverlay({
 
         <div className="pt-4 border-t border-neutral-200">
           <h3 className="text-sm text-neutral-500 mb-2">Device ID</h3>
-              <code className="text-xs text-neutral-600 bg-neutral-50 px-2 py-1 rounded">
+          <code className="text-xs text-neutral-600 bg-neutral-50 px-2 py-1 rounded">{device.id}</code>
-                {device.id}
-              </code>
         </div>
       </div>
 
-          {browsingField && (
+      {browsingField && createPortal(
         <MediaBrowser
           currentPath={
             browsingField === 'cache'    ? (deviceData.cache    || '/') :
@@ -525,14 +350,138 @@ export default function DeviceDetailOverlay({
             if (browsingField === 'url') {
               void handleFileSelect(selectedPath);
             } else {
-                  const devPath = getDevicePath();
+              updateDeviceSetting([...getDevicePath(), browsingField], selectedPath);
-                  updateDeviceSetting([...devPath, browsingField], selectedPath);
             }
             setBrowsingField(null);
           }}
           onClose={() => setBrowsingField(null)}
-            />
+        />,
+        document.body
       )}
+    </>
+  );
+}
+
+// ── Overlay shell with Swiper ────────────────────────────────────────────────
+
+export default function DeviceDetailOverlay({
+  devices,
+  initialIndex,
+  config,
+  setConfig,
+  onClose,
+  onIndexChange,
+}: DeviceDetailOverlayProps) {
+  const [activeIndex, setActiveIndex] = useState(initialIndex);
+  const [showCommandMenu, setShowCommandMenu] = useState(false);
+  const [isBrowsing, setIsBrowsing] = useState(false);
+  const swiperRef = useRef<SwiperType | null>(null);
+
+  const activeDevice = devices[activeIndex] ?? devices[0];
+
+  useEffect(() => { setShowCommandMenu(false); }, [activeIndex]);
+
+  useEffect(() => {
+    const handler = (e: KeyboardEvent) => {
+      if (e.key === 'Escape') { onClose(); return; }
+      const tag = (document.activeElement as HTMLElement)?.tagName;
+      if (tag === 'INPUT' || tag === 'TEXTAREA' || tag === 'SELECT') return;
+      if (e.key === 'ArrowLeft')  swiperRef.current?.slidePrev();
+      if (e.key === 'ArrowRight') swiperRef.current?.slideNext();
+    };
+    window.addEventListener('keydown', handler);
+    return () => window.removeEventListener('keydown', handler);
+  }, [onClose]);
+
+  return (
+    <AnimatePresence>
+      <motion.div
+        initial={{ opacity: 0 }}
+        animate={{ opacity: 1 }}
+        exit={{ opacity: 0 }}
+        className="fixed inset-0 bg-black/50 z-50"
+        onClick={onClose}
+      >
+        <motion.div
+          initial={{ y: '100%' }}
+          animate={{ y: 0 }}
+          exit={{ y: '100%' }}
+          transition={{ type: 'spring', damping: 30, stiffness: 300 }}
+          className="fixed inset-0 bg-white flex flex-col z-50"
+          onClick={(e) => e.stopPropagation()}
+        >
+          {/* ── Header ── */}
+          <div className="flex-shrink-0 border-b border-neutral-200 relative">
+            <div className="flex items-center justify-between p-4">
+              <button onClick={onClose} className="p-2 -m-2">
+                <X className="w-6 h-6" />
+              </button>
+
+              <div className={`flex flex-col items-center gap-0.5 ${
+                activeDevice.physical ? 'text-green-600' : activeDevice.enabled ? 'text-blue-600' : 'text-neutral-400'
+              }`}>
+                <span className="text-sm font-semibold leading-none">{activeDevice.number}</span>
+                <DeviceIcon device={activeDevice} />
+                {activeDevice.physical && (
+                  <span className="text-xs text-green-700 px-1 py-0.5 bg-green-50 border border-green-200 rounded leading-none">
+                    Physical
+                  </span>
+                )}
+              </div>
+
+              <div className="flex items-center gap-2">
+                {devices.length > 1 && (
+                  <span className="text-xs text-neutral-400 tabular-nums">
+                    {activeIndex + 1} / {devices.length}
+                  </span>
+                )}
+                <button onClick={() => setShowCommandMenu(v => !v)} className="p-2 -m-2">
+                  <MoreVertical className="w-6 h-6" />
+                </button>
+              </div>
+            </div>
+
+            {showCommandMenu && (
+              <div className="absolute right-4 top-14 bg-white rounded-lg shadow-lg border border-neutral-200 py-2 min-w-[200px] z-20">
+                <button
+                  onClick={() => {
+                    console.log(`Reset device ${activeDevice.number}`);
+                    setShowCommandMenu(false);
+                  }}
+                  className="w-full px-4 py-2 text-left hover:bg-neutral-50 flex items-center gap-2"
+                >
+                  <RotateCcw className="w-4 h-4" />
+                  Reset Device
+                </button>
+              </div>
+            )}
+          </div>
+
+          {/* ── Swiper ── */}
+          <div className="flex-1 min-h-0">
+            <Swiper
+              initialSlide={initialIndex}
+              onSwiper={(s) => { swiperRef.current = s; }}
+              onSlideChange={(s) => {
+                setActiveIndex(s.activeIndex);
+                onIndexChange?.(s.activeIndex);
+              }}
+              touchStartPreventDefault={false}
+              style={{ height: '100%' }}
+            >
+              {devices.map((device, i) => (
+                <SwiperSlide key={device.id} style={{ overflowY: isBrowsing && i === activeIndex ? 'hidden' : 'auto', height: '100%' }}>
+                  <DeviceCard
+                    device={device}
+                    config={config}
+                    setConfig={setConfig}
+                    isActive={i === activeIndex}
+                    onBrowsingChange={i === activeIndex ? setIsBrowsing : undefined}
+                  />
+                </SwiperSlide>
+              ))}
+            </Swiper>
+          </div>
         </motion.div>
       </motion.div>
     </AnimatePresence>

src/app/components/DevicesPage.tsx

@@ -201,13 +201,6 @@ export default function DevicesPage({ config, setConfig, openDeviceId, onClearOp
 
   const handleCloseOverlay = () => setSelectedDeviceIndex(null);
 
-  const handleNavigate = (direction: 'prev' | 'next') => {
-    if (selectedDeviceIndex === null) return;
-    if (direction === 'prev' && selectedDeviceIndex > 0)
-      setSelectedDeviceIndex(selectedDeviceIndex - 1);
-    else if (direction === 'next' && selectedDeviceIndex < displayDevices.length - 1)
-      setSelectedDeviceIndex(selectedDeviceIndex + 1);
-  };
 
   const { send: wsSend } = useWs();
 
@@ -414,13 +407,12 @@ export default function DevicesPage({ config, setConfig, openDeviceId, onClearOp
 
       {selectedDeviceIndex !== null && (
         <DeviceDetailOverlay
-          device={displayDevices[selectedDeviceIndex]}
+          devices={displayDevices}
+          initialIndex={selectedDeviceIndex}
           config={config}
           setConfig={setConfig}
           onClose={handleCloseOverlay}
-          onNavigate={handleNavigate}
+          onIndexChange={setSelectedDeviceIndex}
-          hasPrev={selectedDeviceIndex > 0}
-          hasNext={selectedDeviceIndex < displayDevices.length - 1}
         />
       )}
 

src/app/components/MediaBrowser.tsx

@@ -136,6 +136,7 @@ export default function MediaBrowser({ currentPath, onSelect, onClose }: MediaBr
   const pathParts = (path ?? '').split('/').filter(Boolean);
 
   return (
+    <>
     <div className="fixed inset-0 bg-black/50 z-50 flex items-end" onClick={onClose}>
       <div className="bg-white w-full max-h-[80vh] rounded-t-xl flex flex-col" onClick={e => e.stopPropagation()}>
         <div className="sticky top-0 bg-white border-b border-neutral-200 p-4">
@@ -219,6 +220,8 @@ export default function MediaBrowser({ currentPath, onSelect, onClose }: MediaBr
         </div>
       </div>
 
+    </div>
+
       <ConfirmDialog
         open={confirm !== null}
         {...(confirm ?? { title: '', onConfirm: () => {} })}
@@ -254,6 +257,6 @@ export default function MediaBrowser({ currentPath, onSelect, onClose }: MediaBr
           </div>
         </DialogContent>
       </Dialog>
-    </div>
+    </>
   );
 }

src/app/components/MediaEntry.tsx

@@ -21,6 +21,7 @@ import {
   Save,
   SlidersHorizontal,
   Terminal,
+  AppWindow,
 } from 'lucide-react';
 import { humanFileSize, type EntryInfo } from '../webdav';
 
@@ -42,6 +43,7 @@ export const DISC_EXTS    = new Set(['iso', 'img', 'cue']);
 export const HD_EXTS      = new Set(['d1m', 'd2m', 'd4m', 'd90', 'dhd', 'hdd', 'bbt', 'd8b', 'dfi']);
 export const ARCHIVE_EXTS = new Set(['zip', '7z', 'tar', 'gz', 'bz2', 'xz', 'rar', 'arj', 'lzh', 'ace', 'z', 'lha', 'cab', 'lbr', 'arc', 'ark', 'lnx']);
 export const COMIC_EXTS    = new Set(['cbz', 'cbr', 'cb7', 'cbt', 'cbz']);
+export const EXEC_EXTS     = new Set(['exe', 'com', 'bat', 'cmd', 'msi', 'app', 'apk', 'bin', 'run', 'sh', 'vbs', 'ps1']);
 export const CONFIG_EXTS  = new Set(['config']);
 
 // ─── EntryIcon ────────────────────────────────────────────────────────────────
@@ -66,6 +68,7 @@ export function EntryIcon({ entry }: { entry: EntryInfo }) {
   if (CODE_EXTS.has(ext))     return <Terminal          className="w-5 h-5 text-green-600   flex-shrink-0" />;
   if (TEXT_EXTS.has(ext))     return <FileText          className="w-5 h-5 text-green-600   flex-shrink-0" />;
   if (COMIC_EXTS.has(ext))    return <BookImage         className="w-5 h-5 text-pink-500    flex-shrink-0" />;
+  if (EXEC_EXTS.has(ext))     return <AppWindow         className="w-5 h-5 text-red-400     flex-shrink-0" />;
   return                             <File              className="w-5 h-5 text-neutral-400 flex-shrink-0" />;
 }
 

src/app/components/SearchOverlay.tsx

@@ -1,12 +1,16 @@
-import { useState } from 'react';
+import { useEffect, useState } from 'react';
-import { X, Search, HardDrive, Loader2 } from 'lucide-react';
+import { flushSync } from 'react-dom';
+import { X, Search, HardDrive, Loader2, RefreshCw } from 'lucide-react';
 import { motion, AnimatePresence } from 'motion/react';
 import { toast } from 'sonner';
+import { humanFileSize } from '../webdav';
 import {
-  humanFileSize,
+  openLocateDb,
-  listDirectory,
+  searchLocate,
-  type EntryInfo,
+  isLocateDbLoaded,
-} from '../webdav';
+  resetLocateDb,
+  type LocateEntry,
+} from '../locate-db';
 
 interface SearchOverlayProps {
   config: any;
@@ -28,16 +32,14 @@ const HARDWARE_FILE_EXTS = new Set([
 
 function fileExtension(p: string): string {
   const dot = p.lastIndexOf('.');
-  if (dot < 0) return '';
+  return dot < 0 ? '' : p.slice(dot + 1).toLowerCase();
-  return p.slice(dot + 1).toLowerCase();
 }
 
-function detectType(entry: EntryInfo): string {
+function entryToResult(e: LocateEntry): SearchResult {
-  if (entry.type === 'folder') return 'DIR';
+  if (e.is_dir) return { name: e.name, path: e.path, type: 'DIR', size: e.size, sizeText: '—' };
-  const ext = fileExtension(entry.name);
+  const ext = fileExtension(e.name);
-  if (!ext) return 'FILE';
+  const type = ext ? (HARDWARE_FILE_EXTS.has(ext) ? ext.toUpperCase() : ext.toUpperCase()) : 'FILE';
-  if (HARDWARE_FILE_EXTS.has(ext)) return ext.toUpperCase();
+  return { name: e.name, path: e.path, type, size: e.size, sizeText: humanFileSize(e.size) };
-  return ext.toUpperCase();
 }
 
 export default function SearchOverlay({ config, setConfig, onClose }: SearchOverlayProps) {
@@ -50,75 +52,61 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
   const [hasSearched, setHasSearched] = useState(false);
   const [showDeviceMenu, setShowDeviceMenu] = useState<number | null>(null);
   const [searchError, setSearchError] = useState<string | null>(null);
+  const [dbBytes, setDbBytes] = useState<number | null>(null);
+  const [dbPhase, setDbPhase] = useState<'idle' | 'downloading' | 'ready'>('idle');
+
+  void systemType; void videoStandard; void language;
+
+  // Show "ready" phase if DB was already loaded from a previous search.
+  useEffect(() => {
+    if (isLocateDbLoaded()) setDbPhase('ready');
+  }, []);
 
   const handleSearch = async () => {
-    if (!query.trim()) {
+    if (!query.trim()) { toast.error('Please enter a search term'); return; }
-      toast.error('Please enter a search term');
-      return;
-    }
     setIsSearching(true);
     setHasSearched(true);
     setResults([]);
     setSearchError(null);
 
     try {
-      const found: SearchResult[] = [];
+      if (!isLocateDbLoaded()) {
-      const needle = query.trim().toLowerCase();
+        setDbPhase('downloading');
-      const max = 500; // safety cap
+        setDbBytes(null);
-
+        await openLocateDb(bytes => flushSync(() => setDbBytes(bytes)));
-      // BFS through the WebDAV tree.
+        setDbPhase('ready');
-      const queue: string[] = ['/'];
-      const seen = new Set<string>();
-      while (queue.length > 0 && found.length < max) {
-        const dir = queue.shift()!;
-        if (seen.has(dir)) continue;
-        seen.add(dir);
-        let items;
-        try {
-          items = await listDirectory(dir);
-        } catch {
-          // Skip directories we cannot read (permission/404/etc.) and keep going.
-          continue;
-        }
-        for (const it of items) {
-          if (it.type === 'folder') {
-            queue.push(it.path);
-            continue;
-          }
-          if (
-            it.name.toLowerCase().includes(needle) ||
-            it.path.toLowerCase().includes(needle)
-          ) {
-            found.push({
-              name: it.name,
-              path: it.path,
-              type: detectType(it),
-              size: it.size,
-              sizeText: humanFileSize(it.size),
-            });
-          }
-        }
       }
 
-      // Sort results: closest match by name first, then by path length, then alpha.
+      const needle = query.trim();
-      found.sort((a, b) => {
+      const entries = searchLocate(needle);
-        const an = a.name.toLowerCase();
+
-        const bn = b.name.toLowerCase();
+      // Sort: name starts with query first, then by path depth (shorter = closer to root).
-        const aStarts = an.startsWith(needle) ? 0 : 1;
+      const lower = needle.toLowerCase();
-        const bStarts = bn.startsWith(needle) ? 0 : 1;
+      entries.sort((a, b) => {
-        if (aStarts !== bStarts) return aStarts - bStarts;
+        const aStart = a.name.toLowerCase().startsWith(lower) ? 0 : 1;
-        if (a.path.length !== b.path.length) return a.path.length - b.path.length;
+        const bStart = b.name.toLowerCase().startsWith(lower) ? 0 : 1;
-        return an.localeCompare(bn);
+        if (aStart !== bStart) return aStart - bStart;
+        return a.path.length - b.path.length;
       });
 
-      setResults(found);
+      setResults(entries.map(entryToResult));
     } catch (e: any) {
-      setSearchError((e && e.message) || 'Search failed');
+      setSearchError(e?.message ?? 'Search failed');
+      resetLocateDb();
+      setDbPhase('idle');
     } finally {
       setIsSearching(false);
     }
   };
 
+  const handleRefreshDb = async () => {
+    resetLocateDb();
+    setDbPhase('idle');
+    setHasSearched(false);
+    setResults([]);
+    toast.info('Database will be reloaded on next search');
+  };
+
   const handleMount = (deviceNum: string, result: SearchResult) => {
     const newConfig = JSON.parse(JSON.stringify(config));
     if (newConfig.devices?.iec?.[deviceNum]) {
@@ -142,12 +130,12 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
     return devices;
   };
 
-  // Suppress unused-var warnings for fields the UI exposes but doesn't yet
-  // map to a real filter (the WebDAV server doesn't carry these as metadata).
-  void systemType; void videoStandard; void language;
-
   const availableDevices = getAvailableDevices();
 
+  const loadingLabel = dbPhase === 'downloading'
+    ? (dbBytes === null ? 'Loading database…' : `Loading database… ${humanFileSize(dbBytes)}`)
+    : 'Searching…';
+
   return (
     <AnimatePresence>
       <motion.div
@@ -168,10 +156,21 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
           <div className="p-4 sm:p-6 flex-1 flex flex-col">
             <div className="flex items-center justify-between mb-6">
               <h2 className="text-xl font-medium">Search</h2>
+              <div className="flex items-center gap-2">
+                {dbPhase === 'ready' && (
+                  <button
+                    onClick={handleRefreshDb}
+                    className="p-2 -m-2 hover:bg-neutral-100 rounded-lg text-neutral-400"
+                    title="Reload database"
+                  >
+                    <RefreshCw className="w-4 h-4" />
+                  </button>
+                )}
                 <button onClick={onClose} className="p-2 -m-2 hover:bg-neutral-100 rounded-lg">
                   <X className="w-6 h-6" />
                 </button>
               </div>
+            </div>
 
             <div className="mb-4">
               <div className="flex gap-2">
@@ -198,11 +197,7 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
             <div className="grid grid-cols-3 gap-3 mb-6">
               <div>
                 <label className="text-sm text-neutral-500 block mb-1">System Type</label>
-                <select
+                <select value={systemType} onChange={(e) => setSystemType(e.target.value)} className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm">
-                  value={systemType}
-                  onChange={(e) => setSystemType(e.target.value)}
-                  className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm"
-                >
                   <option value="all">All Systems</option>
                   <option value="c64">C64</option>
                   <option value="c128">C128</option>
@@ -212,11 +207,7 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
               </div>
               <div>
                 <label className="text-sm text-neutral-500 block mb-1">Video Standard</label>
-                <select
+                <select value={videoStandard} onChange={(e) => setVideoStandard(e.target.value)} className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm">
-                  value={videoStandard}
-                  onChange={(e) => setVideoStandard(e.target.value)}
-                  className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm"
-                >
                   <option value="all">All Standards</option>
                   <option value="ntsc">NTSC</option>
                   <option value="pal">PAL</option>
@@ -224,11 +215,7 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
               </div>
               <div>
                 <label className="text-sm text-neutral-500 block mb-1">Language</label>
-                <select
+                <select value={language} onChange={(e) => setLanguage(e.target.value)} className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm">
-                  value={language}
-                  onChange={(e) => setLanguage(e.target.value)}
-                  className="w-full px-3 py-2 border border-neutral-300 rounded-lg text-sm"
-                >
                   <option value="all">All Languages</option>
                   <option value="en">English</option>
                   <option value="es">Spanish</option>
@@ -241,14 +228,12 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
             {isSearching && (
               <div className="flex flex-col items-center justify-center py-12">
                 <Loader2 className="w-12 h-12 text-blue-600 animate-spin mb-4" />
-                <div className="text-neutral-600">Searching…</div>
+                <div className="text-neutral-600">{loadingLabel}</div>
               </div>
             )}
 
             {!isSearching && searchError && (
-              <div className="text-center py-12 text-red-600">
+              <div className="text-center py-12 text-red-600">Search failed: {searchError}</div>
-                Search failed: {searchError}
-              </div>
             )}
 
             {!isSearching && !searchError && hasSearched && (
@@ -295,9 +280,7 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
                                   </button>
                                 ))}
                                 {availableDevices.length === 0 && (
-                                  <div className="px-4 py-2 text-sm text-neutral-500">
+                                  <div className="px-4 py-2 text-sm text-neutral-500">No enabled devices</div>
-                                    No enabled devices
-                                  </div>
                                 )}
                               </div>
                             )}
@@ -317,7 +300,10 @@ export default function SearchOverlay({ config, setConfig, onClose }: SearchOver
             {!hasSearched && (
               <div className="text-center py-12 text-neutral-400">
                 <Search className="w-12 h-12 mx-auto mb-3 opacity-50" />
-                <div>Enter a search term to find files on the WebDAV server</div>
+                <div>Enter a search term to find files on the device</div>
+                {dbPhase === 'ready' && (
+                  <div className="text-xs mt-2 text-green-600">Database loaded</div>
+                )}
               </div>
             )}
           </div>

src/app/components/StatusPage.tsx

@@ -27,20 +27,32 @@ export default function StatusPage({ config, setConfig, onOpenFileManager }: Sta
     };
 
   const [showDeviceOverlay, setShowDeviceOverlay] = useState(false);
-  // Find the first enabled device as the active device
+
-  const findActiveDevice = () => {
+  // Build a sorted list of all IEC devices for the overlay.
+  const allIecDevices = Object.entries(config.devices?.iec ?? {})
+    .sort(([a], [b]) => parseInt(a) - parseInt(b))
+    .map(([num, d]: [string, any]) => ({
+      id: `drive-${num}`,
+      number: num,
+      type: (d.type ?? 'drive') as any,
+      name: d.name,
+      enabled: d.enabled,
+      url: d.url,
+      mode: d.mode,
+    }));
+
+  // Find the first enabled drive as the active device.
+  const activeDevice = (() => {
     if (config.devices?.iec) {
       for (const [num, device] of Object.entries(config.devices.iec)) {
         const d = device as any;
-        if (d.type === 'drive' && d.enabled) {
+        if (d.type === 'drive' && d.enabled) return { number: num, ...d };
-          return { number: num, ...d };
-        }
       }
     }
     return null;
-  };
+  })();
 
-  const activeDevice = findActiveDevice();
+  const activeDeviceIndex = allIecDevices.findIndex(d => d.number === activeDevice?.number);
   const activeDir = activeDevice
     ? (activeDevice.base_url || activeDevice.url || null)
     : null;
@@ -247,23 +259,13 @@ export default function StatusPage({ config, setConfig, onOpenFileManager }: Sta
 
           </div>
 
-          {showDeviceOverlay && (
+          {showDeviceOverlay && allIecDevices.length > 0 && (
             <DeviceDetailOverlay
-              device={{
+              devices={allIecDevices}
-                id: `drive-${activeDevice.number}`,
+              initialIndex={Math.max(0, activeDeviceIndex)}
-                number: activeDevice.number,
-                type: 'drive',
-                name: activeDevice.name,
-                enabled: activeDevice.enabled,
-                url: activeDevice.url,
-                mode: activeDevice.mode
-              }}
               config={config}
               setConfig={setConfig}
               onClose={() => setShowDeviceOverlay(false)}
-              onNavigate={() => {}}
-              hasPrev={false}
-              hasNext={false}
             />
           )}
 

src/app/locate-db.ts

@@ -0,0 +1,110 @@
+import sqlite3InitModule from '@sqlite.org/sqlite-wasm';
+import { getWebDAVBaseUrl, basename } from './webdav';
+
+const LOCATE_PATH = '/sd/.locate';
+
+// Memoize the module init — loading the WASM binary is expensive.
+let _sqlite3Promise: Promise<any> | null = null;
+function getSqlite3(): Promise<any> {
+  if (!_sqlite3Promise) {
+    _sqlite3Promise = sqlite3InitModule({ print: () => {}, printErr: () => {} });
+  }
+  return _sqlite3Promise;
+}
+
+let _db: any | null = null;
+
+export function isLocateDbLoaded(): boolean {
+  return _db !== null;
+}
+
+export function resetLocateDb(): void {
+  try { _db?.close(); } catch { /* ignore */ }
+  _db = null;
+}
+
+/**
+ * Fetch /sd/.locate and open it as an in-memory SQLite database.
+ * Calling again when already loaded is a no-op unless you call resetLocateDb() first.
+ * onProgress receives raw bytes received so far during the download.
+ */
+export async function openLocateDb(onProgress?: (bytes: number) => void): Promise<void> {
+  if (_db) return;
+
+  const sqlite3 = await getSqlite3();
+
+  const url = getWebDAVBaseUrl() + LOCATE_PATH;
+  const response = await fetch(url);
+  if (!response.ok) throw new Error(`Cannot fetch locate database: ${response.status} ${response.statusText}`);
+
+  // Stream the response body so onProgress gets called per chunk.
+  let bytes: Uint8Array;
+  if (response.body) {
+    const reader = response.body.getReader();
+    const chunks: Uint8Array[] = [];
+    let received = 0;
+    for (;;) {
+      const { done, value } = await reader.read();
+      if (done) break;
+      chunks.push(value);
+      received += value.byteLength;
+      onProgress?.(received);
+    }
+    const combined = new Uint8Array(received);
+    let offset = 0;
+    for (const chunk of chunks) { combined.set(chunk, offset); offset += chunk.byteLength; }
+    bytes = combined;
+  } else {
+    bytes = new Uint8Array(await response.arrayBuffer());
+  }
+
+  // Allocate the bytes in WASM heap, then deserialize into a fresh in-memory DB.
+  const p = sqlite3.wasm.allocFromTypedArray(bytes);
+  const db = new sqlite3.oo1.DB(':memory:', 'ct');
+  const rc = sqlite3.capi.sqlite3_deserialize(
+    db.pointer,
+    'main',
+    p,
+    bytes.length,
+    bytes.length,
+    1 | 2, // SQLITE_DESERIALIZE_FREEONCLOSE | SQLITE_DESERIALIZE_RESIZEABLE
+  );
+  if (rc !== 0) {
+    db.close();
+    throw new Error(`sqlite3_deserialize failed (code ${rc})`);
+  }
+  _db = db;
+}
+
+export interface LocateEntry {
+  path: string;
+  name: string;
+  size: number;
+  mtime: number;
+  is_dir: boolean;
+}
+
+/**
+ * Run a case-insensitive substring search against the loaded locate database.
+ * openLocateDb() must have been called (and resolved) before calling this.
+ */
+export function searchLocate(query: string, limit = 500): LocateEntry[] {
+  if (!_db) throw new Error('Locate database is not loaded');
+  const needle = `%${query}%`;
+  const rows: LocateEntry[] = [];
+  _db.exec({
+    sql: 'SELECT path, size, mtime, is_dir FROM files WHERE path LIKE ? LIMIT ?',
+    bind: [needle, limit],
+    rowMode: 'array',
+    callback: (row: any[]) => {
+      rows.push({
+        path: row[0] as string,
+        name: basename(row[0] as string) || (row[0] as string),
+        size: row[1] as number,
+        mtime: row[2] as number,
+        is_dir: (row[3] as number) !== 0,
+      });
+    },
+  });
+  return rows;
+}

vite.config.ts

@@ -27,10 +27,12 @@ export default defineConfig({
   ],
   resolve: {
     alias: {
-      // Alias @ to the src directory
       '@': path.resolve(__dirname, './src'),
     },
   },
+  optimizeDeps: {
+    exclude: ['@sqlite.org/sqlite-wasm'],
+  },
 
   // File types to support raw imports. Never add .css, .tsx, or .ts files to this.
   assetsInclude: ['**/*.svg', '**/*.csv'],