add dictate option to file browser context menu

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/workspaces/officerdev/src/apps/Chat/useAudioRecording.ts

@@ -92,7 +92,7 @@ export type UseAudioRecordingType = ReturnType<typeof useAudioRecording>;
 
 // ── Helpers ──
 
-const blobToWav = async (blob: Blob): Promise<Blob> => {
+export const blobToWav = async (blob: Blob): Promise<Blob> => {
   const ctx = new AudioContext();
   const buf = await ctx.decodeAudioData(await blob.arrayBuffer());
   await ctx.close();

src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/FileBrowserApp.tsx

@@ -4,6 +4,7 @@ import { UploadProgress } from './components/UploadProgress';
 import { FileViewContainer } from './components/FileViewContainer';
 import { TaskRunnerDialog } from './components/TaskRunnerDialog';
 import { VideoDownloadDialog } from './components/VideoDownloadDialog';
+import { DictateDialog } from './components/DictateDialog';
 import { useFileBrowserApp } from './useFileBrowserApp';
 
 type DefaultSort = {
@@ -32,6 +33,7 @@ export const FileBrowserApp = ({ basePath = '/', rootOverride, initialPath, defa
       <FileViewContainer fileBrowserManager={fileBrowserManager} />
       <TaskRunnerDialog fileBrowserManager={fileBrowserManager} />
       <VideoDownloadDialog fileBrowserManager={fileBrowserManager} />
+      <DictateDialog fileBrowserManager={fileBrowserManager} />
     </div>
   );
 };

src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/components/DictateDialog.tsx

@@ -0,0 +1,208 @@
+import { useEffect, useRef, useState } from 'react';
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogDescription } from '@/components/ui/dialog';
+import { toast } from 'sonner';
+import { blobToWav } from '../../../Chat/useAudioRecording';
+import type { UseFileBrowserAppType } from '../useFileBrowserApp';
+
+type DictateDialogProps = {
+  fileBrowserManager: UseFileBrowserAppType;
+};
+
+export const DictateDialog = ({ fileBrowserManager }: DictateDialogProps) => {
+  const { showDictate, setShowDictate, handleUpload } = fileBrowserManager;
+  const [recording, setRecording] = useState(false);
+  const mediaRecorderRef = useRef<MediaRecorder | null>(null);
+  const chunksRef = useRef<Blob[]>([]);
+  const canvasRef = useRef<HTMLCanvasElement | null>(null);
+  const analyserRef = useRef<AnalyserNode | null>(null);
+  const audioCtxRef = useRef<AudioContext | null>(null);
+  const animFrameRef = useRef<number>(0);
+  const streamRef = useRef<MediaStream | null>(null);
+
+  const cleanup = () => {
+    cancelAnimationFrame(animFrameRef.current);
+    mediaRecorderRef.current?.stream?.getTracks().forEach((t) => t.stop());
+    streamRef.current?.getTracks().forEach((t) => t.stop());
+    audioCtxRef.current?.close();
+    mediaRecorderRef.current = null;
+    streamRef.current = null;
+    audioCtxRef.current = null;
+    analyserRef.current = null;
+    chunksRef.current = [];
+    setRecording(false);
+  };
+
+  const startRecording = async () => {
+    try {
+      const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
+      streamRef.current = stream;
+
+      const audioCtx = new AudioContext();
+      audioCtxRef.current = audioCtx;
+      const source = audioCtx.createMediaStreamSource(stream);
+      const analyser = audioCtx.createAnalyser();
+      analyser.fftSize = 256;
+      source.connect(analyser);
+      analyserRef.current = analyser;
+
+      const recorder = new MediaRecorder(stream);
+      mediaRecorderRef.current = recorder;
+      chunksRef.current = [];
+      recorder.ondataavailable = (ev) => {
+        if (ev.data.size > 0) chunksRef.current.push(ev.data);
+      };
+      recorder.start(250);
+      setRecording(true);
+
+      drawSpectrum();
+    } catch (err) {
+      toast.error(err instanceof Error ? err.message : 'Could not access microphone');
+      setShowDictate(false);
+    }
+  };
+
+  const drawSpectrum = () => {
+    const canvas = canvasRef.current;
+    const analyser = analyserRef.current;
+    if (!canvas || !analyser) return;
+
+    const ctx = canvas.getContext('2d');
+    if (!ctx) return;
+
+    const bufferLength = analyser.frequencyBinCount;
+    const dataArray = new Uint8Array(bufferLength);
+
+    const draw = () => {
+      animFrameRef.current = requestAnimationFrame(draw);
+      analyser.getByteFrequencyData(dataArray);
+
+      const w = canvas.width;
+      const h = canvas.height;
+      ctx.clearRect(0, 0, w, h);
+
+      const barWidth = (w / bufferLength) * 2;
+      let x = 0;
+      for (let i = 0; i < bufferLength; i++) {
+        const barHeight = (dataArray[i]! / 255) * h;
+        ctx.fillStyle = `hsl(174, 60%, ${40 + (dataArray[i]! / 255) * 30}%)`;
+        ctx.fillRect(x, h - barHeight, barWidth - 1, barHeight);
+        x += barWidth;
+      }
+    };
+
+    draw();
+  };
+
+  const stopRecording = async () => {
+    const recorder = mediaRecorderRef.current;
+    if (!recorder || recorder.state === 'inactive') {
+      cleanup();
+      return;
+    }
+
+    try {
+      const blob = await new Promise<Blob>((resolve, reject) => {
+        const timeout = setTimeout(() => reject(new Error('Recording stop timed out')), 5000);
+        recorder.onstop = () => {
+          clearTimeout(timeout);
+          resolve(new Blob(chunksRef.current, { type: recorder.mimeType }));
+          chunksRef.current = [];
+        };
+        recorder.stop();
+      });
+
+      cancelAnimationFrame(animFrameRef.current);
+      recorder.stream.getTracks().forEach((t) => t.stop());
+      streamRef.current?.getTracks().forEach((t) => t.stop());
+      audioCtxRef.current?.close();
+
+      if (blob.size === 0) {
+        toast.error('No audio was captured');
+        cleanup();
+        setShowDictate(false);
+        return;
+      }
+
+      const wav = await blobToWav(blob);
+      const now = new Date();
+      const pad = (n: number) => String(n).padStart(2, '0');
+      const ts = `${now.getFullYear()}${pad(now.getMonth() + 1)}${pad(now.getDate())}-${pad(now.getHours())}${pad(now.getMinutes())}${pad(now.getSeconds())}`;
+      const file = new File([wav], `dictation_${ts}.wav`, { type: 'audio/wav' });
+
+      setShowDictate(false);
+      setRecording(false);
+      await handleUpload([file]);
+    } catch (err) {
+      toast.error(err instanceof Error ? err.message : 'Recording failed');
+      cleanup();
+      setShowDictate(false);
+    }
+  };
+
+  useEffect(() => {
+    if (showDictate) {
+      startRecording();
+    }
+    return () => {
+      if (!showDictate) cleanup();
+    };
+  }, [showDictate]);
+
+  useEffect(() => {
+    if (!showDictate || !recording) return;
+    const handler = (ev: KeyboardEvent) => {
+      if (ev.key === 'Enter') {
+        ev.preventDefault();
+        stopRecording();
+      }
+    };
+    window.addEventListener('keydown', handler);
+    return () => window.removeEventListener('keydown', handler);
+  }, [showDictate, recording]);
+
+  return (
+    <Dialog
+      open={showDictate}
+      onOpenChange={(open) => {
+        if (!open) {
+          cleanup();
+          setShowDictate(false);
+        }
+      }}
+    >
+      <DialogContent>
+        <DialogHeader>
+          <DialogTitle>Dictate</DialogTitle>
+          <DialogDescription>Recording audio. Press Enter or click Stop to save.</DialogDescription>
+        </DialogHeader>
+        <div className="flex flex-col items-center gap-4">
+          <canvas ref={canvasRef} width={460} height={120} className="w-full rounded-md bg-duck-dark/5" />
+          <div className="flex items-center gap-2">
+            {recording && <span className="h-3 w-3 rounded-full bg-red-500 animate-pulse" />}
+            <span className="text-sm text-duck-dark/60">{recording ? 'Recording...' : 'Starting...'}</span>
+          </div>
+          <div className="flex justify-end w-full gap-2">
+            <button
+              type="button"
+              onClick={() => {
+                cleanup();
+                setShowDictate(false);
+              }}
+              className="px-4 py-2 text-sm rounded-md text-duck-dark/70 hover:bg-duck-dark/5 cursor-pointer transition-colors"
+            >
+              Cancel
+            </button>
+            <button
+              type="button"
+              onClick={stopRecording}
+              disabled={!recording}
+              className="px-4 py-2 text-sm rounded-md bg-duck-teal text-duck-yellow hover:bg-duck-teal/90 cursor-pointer transition-colors disabled:opacity-40 disabled:cursor-not-allowed"
+            >
+              Stop & Save
+            </button>
+          </div>
+        </div>
+      </DialogContent>
+    </Dialog>
+  );
+};

src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/components/FileViewContainer.tsx

@@ -1,4 +1,4 @@
-import { Loader2, Folder, ClipboardPaste, FolderPlus, LayoutGrid, Upload, ClipboardCopy, MessageSquare, Download } from 'lucide-react';
+import { Loader2, Folder, ClipboardPaste, FolderPlus, LayoutGrid, Upload, ClipboardCopy, MessageSquare, Download, Mic } from 'lucide-react';
 import { getIcon } from 'material-file-icons';
 import { ContextMenu, ContextMenuContent, ContextMenuItem, ContextMenuTrigger } from '@/components/ui/context-menu';
 import type { UseFileBrowserAppType } from '../useFileBrowserApp';
@@ -28,6 +28,7 @@ export const FileViewContainer = ({ fileBrowserManager }: FileViewContainerProps
     handleCreateDir,
     handleCreateDashboardHere,
     setShowVideoDownload,
+    setShowDictate,
   } = fileBrowserManager;
 
   return (
@@ -128,6 +129,10 @@ export const FileViewContainer = ({ fileBrowserManager }: FileViewContainerProps
               <Download className="mr-2 h-4 w-4" />
               Download video
             </ContextMenuItem>
+            <ContextMenuItem onClick={() => setShowDictate(true)} className="cursor-pointer">
+              <Mic className="mr-2 h-4 w-4" />
+              Dictate
+            </ContextMenuItem>
           </ContextMenuContent>
         </ContextMenu>
       )}

src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/useFileBrowserApp.ts

@@ -43,6 +43,7 @@ export const useFileBrowserApp = (basePath: string, rootOverride?: string, initi
   const [showVideoDownload, setShowVideoDownload] = useState(false);
   const [videoUrl, setVideoUrl] = useState('');
   const [audioOnly, setAudioOnly] = useState(false);
+  const [showDictate, setShowDictate] = useState(false);
   const dragCounter = useRef(0);
   const { getMatchingTasks } = useTasks();
   const searchTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
@@ -688,6 +689,8 @@ export const useFileBrowserApp = (basePath: string, rootOverride?: string, initi
     showVideoDownload, setShowVideoDownload,
     videoUrl, setVideoUrl,
     audioOnly, setAudioOnly,
+    // Dictate
+    showDictate, setShowDictate,
     // Refs
     fileScrollRef,
     // Handlers