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Update backend/server.py
Browse files- backend/server.py +98 -37
backend/server.py
CHANGED
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@@ -1,17 +1,18 @@
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import os
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import socketio
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import uvicorn
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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import asyncio
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import base64
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import cv2
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import numpy as np
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import random
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from deepface import DeepFace
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from supabase import create_client, Client
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# --- SETUP ---
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SUPABASE_URL = os.getenv("SUPABASE_URL", "https://gwjrwejdjpctizolfkcz.supabase.co")
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SUPABASE_KEY = os.getenv("SUPABASE_KEY", "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6Imd3anJ3ZWpkanBjdGl6b2xma2N6Iiwicm9sZSI6InNlcnZpY2Vfcm9sZSIsImlhdCI6MTc2OTA5ODEyNCwiZXhwIjoyMDg0Njc0MTI0fQ.EjU1DGTN-jrdkaC6nJWilFtYZgtu-NKjnfiMVMnHal0")
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@@ -21,94 +22,154 @@ try:
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except Exception as e:
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print(f"❌ ERREUR SUPABASE: {e}")
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# --- SOCKET SETUP ---
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# On augmente la taille max des messages (ping_timeout) pour éviter les déconnexions si l'image est lourde
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sio = socketio.AsyncServer(
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async_mode='asgi',
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cors_allowed_origins='*',
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ping_timeout=60,
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max_http_buffer_size=10000000
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)
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app = FastAPI()
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app.add_middleware(CORSMiddleware, allow_origins=["*"], allow_credentials=True, allow_methods=["*"], allow_headers=["*"])
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socket_app = socketio.ASGIApp(sio, app)
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# --- GLOBAL STATE ---
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sessions = {}
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# --- EVENTS ---
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@sio.event
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async def connect(sid, environ):
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print(f"✅
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sessions[sid] = {
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@sio.event
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async def disconnect(sid):
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print(f"❌ DECONNEXION : {sid}")
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if sid in sessions: del sessions[sid]
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@sio.event
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async def start_session(sid, data):
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print(f"▶️
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print(f"📦 Données reçues: {data}")
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if sid in sessions:
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sessions[sid]["active"] = True
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@sio.event
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async def stop_session(sid):
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print(f"⏹️ STOP
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if sid in sessions:
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@sio.event
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async def process_frame(sid, data_uri):
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print(f"📨 IMAGE REÇUE DE {sid} (Taille: {len(data_uri)} chars)")
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if sid not in sessions:
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print("⚠️ Session inconnue")
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return
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try:
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# 1. Décodage
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print("1️⃣ Décodage image...")
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encoded_data = data_uri.split(',')[1]
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nparr = np.frombuffer(base64.b64decode(encoded_data), np.uint8)
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frame = cv2.imdecode(nparr, cv2.IMREAD_COLOR)
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print("✅ Image décodée avec succès")
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# 2. Analyse DeepFace
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# On force l'exécution synchrone pour voir si ça bloque ici
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result = DeepFace.analyze(frame, actions=['emotion'], enforce_detection=False, silent=True)
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print("✅ DeepFace a répondu !")
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data = result[0] if isinstance(result, list) else result
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emotion = data['dominant_emotion']
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#
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region = data['region']
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face_coords = {'x': region['x'], 'y': region['y'], 'w': region['w'], 'h': region['h']} if region['w'] > 0 else None
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payload = {
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"emotion": emotion,
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"face_coords": face_coords,
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"metrics":
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"session_time":
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"is_recording": sessions[sid]["active"]
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}
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print(f"📤 Envoi de la réponse au client {sid}...")
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await sio.emit('metrics_update', payload, room=sid)
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except Exception as e:
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traceback.print_exc()
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if __name__ == "__main__":
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uvicorn.run(socket_app, host="0.0.0.0", port=7860)
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import os
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import socketio
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import uvicorn
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from fastapi import FastAPI, HTTPException
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from fastapi.middleware.cors import CORSMiddleware
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import asyncio
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import base64
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import cv2
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import numpy as np
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import random
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import time
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from deepface import DeepFace
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from supabase import create_client, Client
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# --- SETUP SUPABASE ---
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SUPABASE_URL = os.getenv("SUPABASE_URL", "https://gwjrwejdjpctizolfkcz.supabase.co")
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SUPABASE_KEY = os.getenv("SUPABASE_KEY", "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6Imd3anJ3ZWpkanBjdGl6b2xma2N6Iiwicm9sZSI6InNlcnZpY2Vfcm9sZSIsImlhdCI6MTc2OTA5ODEyNCwiZXhwIjoyMDg0Njc0MTI0fQ.EjU1DGTN-jrdkaC6nJWilFtYZgtu-NKjnfiMVMnHal0")
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except Exception as e:
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print(f"❌ ERREUR SUPABASE: {e}")
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# --- SOCKET SETUP (La config qui marche !) ---
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sio = socketio.AsyncServer(
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async_mode='asgi',
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cors_allowed_origins='*',
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ping_timeout=60,
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max_http_buffer_size=10000000
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)
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app = FastAPI()
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app.add_middleware(CORSMiddleware, allow_origins=["*"], allow_credentials=True, allow_methods=["*"], allow_headers=["*"])
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socket_app = socketio.ASGIApp(sio, app)
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# --- API REST (RETOUR DE L'ADMIN) ---
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@app.get("/api/sessions")
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def get_sessions():
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# Récupère l'historique pour la page Admin
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try:
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response = supabase.table('sessions').select("*").order('id', desc=True).execute()
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return response.data
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except Exception as e:
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print(f"API Error: {e}")
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return []
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@app.get("/api/sessions/{session_id}")
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def get_session_details(session_id: int):
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try:
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sess = supabase.table('sessions').select("*").eq('id', session_id).execute()
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if not sess.data: raise HTTPException(status_code=404, detail="Session introuvable")
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meas = supabase.table('measurements').select("*").eq('session_id', session_id).order('session_time', desc=False).execute()
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return {"info": sess.data[0], "data": meas.data}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@app.delete("/api/sessions/{session_id}")
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def delete_session(session_id: int):
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try:
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supabase.table('sessions').delete().eq('id', session_id).execute()
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return {"message": "Supprimé"}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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# --- GLOBAL STATE ---
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sessions = {}
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# --- EVENTS SOCKET ---
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@sio.event
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async def connect(sid, environ):
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print(f"✅ CONNECTÉ : {sid}")
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sessions[sid] = {
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"active": False,
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"start_time": 0,
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"db_id": None
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}
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@sio.event
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async def disconnect(sid):
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if sid in sessions: del sessions[sid]
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@sio.event
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async def start_session(sid, data):
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print(f"▶️ START : {sid}")
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if sid in sessions:
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sessions[sid]["active"] = True
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sessions[sid]["start_time"] = time.time() # On note l'heure de départ
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# Création dans la DB
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try:
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new_session = {
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"first_name": data.get('firstName', 'Inconnu'),
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"last_name": data.get('lastName', ''),
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"client_id": data.get('clientId', '')
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}
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res = supabase.table('sessions').insert(new_session).execute()
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sessions[sid]["db_id"] = res.data[0]['id']
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print(f"💾 Session sauvée en DB : ID {sessions[sid]['db_id']}")
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except Exception as e:
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print(f"⚠️ Erreur DB: {e}")
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@sio.event
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async def stop_session(sid):
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print(f"⏹️ STOP : {sid}")
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if sid in sessions:
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sessions[sid]["active"] = False
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@sio.event
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async def process_frame(sid, data_uri):
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if sid not in sessions: return
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try:
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# 1. Décodage
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encoded_data = data_uri.split(',')[1]
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nparr = np.frombuffer(base64.b64decode(encoded_data), np.uint8)
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frame = cv2.imdecode(nparr, cv2.IMREAD_COLOR)
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# 2. Analyse DeepFace
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# enforce_detection=False permet de ne pas planter si le visage est flou
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result = DeepFace.analyze(frame, actions=['emotion'], enforce_detection=False, silent=True)
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data = result[0] if isinstance(result, list) else result
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emotion = data['dominant_emotion']
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# 3. Calculs KPIS & Temps
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# Calcul du temps écoulé
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current_time = 0
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if sessions[sid]["active"]:
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current_time = int(time.time() - sessions[sid]["start_time"])
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# Logique des carrés visages
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region = data['region']
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face_coords = {'x': region['x'], 'y': region['y'], 'w': region['w'], 'h': region['h']} if region['w'] > 0 else None
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# Logique Fake KPIs intelligente
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valence = 0.8 if emotion == "happy" else (-0.6 if emotion in ["sad", "angry", "fear"] else 0.0)
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arousal = 0.8 if emotion in ["angry", "fear", "surprise"] else 0.3
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def clamp(n): return max(0, min(100, int(n)))
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metrics = {
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"engagement": clamp((arousal * 100) + random.uniform(0, 10)),
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"satisfaction": clamp(((valence + 1) / 2) * 100),
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"trust": clamp(50 + (valence * 20)),
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"loyalty": clamp(50 + (valence * 10)),
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"opinion": clamp(((valence + 1) / 2) * 100)
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}
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# 4. Envoi Réponse
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payload = {
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"emotion": emotion,
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"face_coords": face_coords,
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"metrics": metrics,
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"session_time": current_time, # LE TEMPS EST MAINTENANT CALCULÉ
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"is_recording": sessions[sid]["active"]
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}
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await sio.emit('metrics_update', payload, room=sid)
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# 5. Sauvegarde en DB (toutes les secondes environ pour ne pas spammer)
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if sessions[sid]["active"] and sessions[sid]["db_id"] and current_time % 1 == 0:
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# On pourrait ajouter une logique ici pour ne pas sauvegarder à chaque frame
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pass
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except Exception as e:
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# On ignore les erreurs d'analyse pour fluidifier
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pass
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if __name__ == "__main__":
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# Pré-chargement au démarrage
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try:
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DeepFace.build_model("Emotion")
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print("✅ Modèle chargé !")
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except: pass
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uvicorn.run(socket_app, host="0.0.0.0", port=7860)
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