feat: add in-app audio recording in upload page

src/pages/Upload.tsx

@@ -1,6 +1,6 @@
-import { useState, useRef, useCallback } from 'react'
+import { useState, useRef, useCallback, useEffect } from 'react'
 import { useNavigate } from 'react-router-dom'
-import { Upload as UploadIcon, Music, X, Image, Mic, Link2, Loader2, Sparkles } from 'lucide-react'
+import { Upload as UploadIcon, Music, X, Image, Mic, Link2, Loader2, Sparkles, Circle, Square } from 'lucide-react'
 import { supabase } from '@/lib/supabase'
 import { useAuthStore } from '@/stores/auth'
 import { Button } from '@/components/ui/Button'
@@ -111,11 +111,73 @@ export function Upload() {
   const [dragActive, setDragActive] = useState(false)
   const audioInputRef = useRef<HTMLInputElement>(null)
 
+  // Recording mode
+  const [isRecording, setIsRecording] = useState(false)
+  const [recordingTime, setRecordingTime] = useState(0)
+  const mediaRecorderRef = useRef<MediaRecorder | null>(null)
+  const chunksRef = useRef<Blob[]>([])
+  const timerRef = useRef<ReturnType<typeof setInterval> | null>(null)
+
   // External mode
   const [externalUrl, setExternalUrl] = useState('')
   const [fetching, setFetching] = useState(false)
   const [platform, setPlatform] = useState('')
 
+  // Cleanup recording on unmount
+  useEffect(() => {
+    return () => {
+      if (timerRef.current) clearInterval(timerRef.current)
+      if (mediaRecorderRef.current?.state === 'recording') {
+        mediaRecorderRef.current.stop()
+        mediaRecorderRef.current.stream.getTracks().forEach(t => t.stop())
+      }
+    }
+  }, [])
+
+  async function startRecording() {
+    try {
+      const stream = await navigator.mediaDevices.getUserMedia({ audio: true })
+      const mediaRecorder = new MediaRecorder(stream, { mimeType: 'audio/webm;codecs=opus' })
+      mediaRecorderRef.current = mediaRecorder
+      chunksRef.current = []
+
+      mediaRecorder.ondataavailable = (e) => {
+        if (e.data.size > 0) chunksRef.current.push(e.data)
+      }
+
+      mediaRecorder.onstop = () => {
+        stream.getTracks().forEach(t => t.stop())
+        if (timerRef.current) { clearInterval(timerRef.current); timerRef.current = null }
+
+        const blob = new Blob(chunksRef.current, { type: 'audio/webm' })
+        const file = new File([blob], `enregistrement-${Date.now()}.webm`, { type: 'audio/webm' })
+        setAudioFile(file)
+        setDuration(recordingTime)
+        if (!title) setTitle('Mon enregistrement')
+        setIsRecording(false)
+      }
+
+      mediaRecorder.start(1000)
+      setIsRecording(true)
+      setRecordingTime(0)
+      timerRef.current = setInterval(() => setRecordingTime(t => t + 1), 1000)
+    } catch {
+      setError('Impossible d\'acceder au microphone. Verifiez les permissions de votre navigateur.')
+    }
+  }
+
+  function stopRecording() {
+    if (mediaRecorderRef.current?.state === 'recording') {
+      mediaRecorderRef.current.stop()
+    }
+  }
+
+  function formatRecordTime(s: number) {
+    const m = Math.floor(s / 60)
+    const sec = s % 60
+    return `${m.toString().padStart(2, '0')}:${sec.toString().padStart(2, '0')}`
+  }
+
   const handleAudioSelect = useCallback((file: File) => {
     if (!file.type.startsWith('audio/')) {
       setError('Veuillez selectionner un fichier audio.')
@@ -321,30 +383,77 @@ export function Upload() {
 
       <form onSubmit={handleSubmit} className="space-y-6">
         {mode === 'original' ? (
-          /* ---- ORIGINAL: Audio file picker ---- */
-          !audioFile ? (
-            <div
-              className={`border-2 border-dashed rounded-2xl p-12 text-center transition-colors cursor-pointer ${dragActive ? 'border-primary bg-primary/5' : 'border-border hover:border-primary/30'}`}
-              onClick={() => audioInputRef.current?.click()}
-              onDragOver={(e) => { e.preventDefault(); setDragActive(true) }}
-              onDragLeave={() => setDragActive(false)}
-              onDrop={(e) => {
-                e.preventDefault()
-                setDragActive(false)
-                const file = e.dataTransfer.files[0]
-                if (file) handleAudioSelect(file)
-              }}
-            >
-              <UploadIcon size={40} className="mx-auto text-text-secondary mb-3" />
-              <p className="font-medium">Glissez votre fichier audio ici</p>
-              <p className="text-sm text-text-secondary mt-1">ou cliquez pour selectionner (MP3, WAV, M4A)</p>
-              <input
-                ref={audioInputRef}
-                type="file"
-                accept="audio/*"
-                className="hidden"
-                onChange={(e) => e.target.files?.[0] && handleAudioSelect(e.target.files[0])}
-              />
+          /* ---- ORIGINAL: Audio file picker + Recorder ---- */
+          isRecording ? (
+            /* Recording in progress */
+            <div className="border-2 border-accent/30 bg-accent/[0.03] rounded-2xl p-8 text-center">
+              <div className="relative inline-flex items-center justify-center mb-4">
+                <div className="absolute w-20 h-20 rounded-full bg-accent/20 animate-ping" />
+                <div className="relative w-16 h-16 rounded-full bg-gradient-to-br from-accent to-[#D04B3A] flex items-center justify-center">
+                  <Mic size={28} className="text-white" />
+                </div>
+              </div>
+              <p className="text-2xl font-heading font-bold tabular-nums mb-1">{formatRecordTime(recordingTime)}</p>
+              <p className="text-sm text-text-secondary mb-5">Enregistrement en cours...</p>
+              <button
+                type="button"
+                onClick={stopRecording}
+                className="inline-flex items-center gap-2 px-6 py-3 rounded-full bg-accent text-white font-semibold hover:bg-accent/90 transition-colors cursor-pointer shadow-[0_4px_20px_rgba(232,96,76,0.3)]"
+              >
+                <Square size={16} fill="white" />
+                Arreter l'enregistrement
+              </button>
+            </div>
+          ) : !audioFile ? (
+            <div className="space-y-3">
+              {/* Drag & drop zone */}
+              <div
+                className={`border-2 border-dashed rounded-2xl p-8 text-center transition-colors cursor-pointer ${dragActive ? 'border-primary bg-primary/5' : 'border-border hover:border-primary/30'}`}
+                onClick={() => audioInputRef.current?.click()}
+                onDragOver={(e) => { e.preventDefault(); setDragActive(true) }}
+                onDragLeave={() => setDragActive(false)}
+                onDrop={(e) => {
+                  e.preventDefault()
+                  setDragActive(false)
+                  const file = e.dataTransfer.files[0]
+                  if (file) handleAudioSelect(file)
+                }}
+              >
+                <UploadIcon size={32} className="mx-auto text-text-secondary mb-2" />
+                <p className="font-medium text-sm">Glissez votre fichier audio ici</p>
+                <p className="text-xs text-text-secondary mt-1">ou cliquez pour selectionner (MP3, WAV, M4A)</p>
+                <input
+                  ref={audioInputRef}
+                  type="file"
+                  accept="audio/*"
+                  className="hidden"
+                  onChange={(e) => e.target.files?.[0] && handleAudioSelect(e.target.files[0])}
+                />
+              </div>
+
+              <div className="flex items-center gap-3">
+                <div className="flex-1 h-px bg-border" />
+                <span className="text-xs text-text-secondary">ou</span>
+                <div className="flex-1 h-px bg-border" />
+              </div>
+
+              {/* Record button */}
+              <button
+                type="button"
+                onClick={startRecording}
+                className="w-full group relative overflow-hidden rounded-2xl border-2 border-border hover:border-accent/30 bg-surface p-5 text-left transition-all duration-300 hover:shadow-[0_8px_30px_rgba(232,96,76,0.1)] cursor-pointer"
+              >
+                <div className="absolute top-0 right-0 w-24 h-24 bg-gradient-to-bl from-accent/[0.06] to-transparent rounded-bl-full transition-all duration-300 group-hover:w-32 group-hover:h-32" />
+                <div className="relative z-10 flex items-center gap-4">
+                  <div className="w-12 h-12 rounded-2xl bg-gradient-to-br from-accent to-[#D04B3A] flex items-center justify-center shadow-[0_4px_16px_rgba(232,96,76,0.25)] transition-transform duration-300 group-hover:scale-110">
+                    <Circle size={20} className="text-white" fill="white" />
+                  </div>
+                  <div>
+                    <p className="font-heading font-bold">Enregistrer directement</p>
+                    <p className="text-xs text-text-secondary">Utilisez votre micro pour enregistrer un podcast</p>
+                  </div>
+                </div>
+              </button>
             </div>
           ) : (
             <div className="flex items-center gap-3 p-4 bg-primary/5 rounded-xl border border-primary/20">