feat: auto-renommage des projets, assignation de modèles par clic, nettoyage automatique à 7 jours

backend/main.py

@@ -3,15 +3,15 @@ from fastapi.responses import RedirectResponse, FileResponse
 from fastapi.staticfiles import StaticFiles
 from sqlalchemy.orm import Session
 from typing import List
-import os, json, asyncio, shutil
-from datetime import datetime
+import os, json, asyncio, shutil, base64, io, csv, zipfile
+from datetime import datetime, timedelta, timezone
 import pytz
 
 from .database import engine, Base, get_db, SessionLocal
 from .auth import get_password_hash, generate_totp_secret, get_totp_uri, verify_password, verify_totp, create_access_token, verify_token
-from .schemas import AdminCreate, LoginRequest, ProjectCreate, ProjectResponse, ProjectRename, MessageCreate, MessageResponse, PasswordChange
+from .schemas import AdminCreate, LoginRequest, ProjectCreate, ProjectResponse, ProjectRename, MessageCreate, MessageResponse, PasswordChange, ModelReplacementRequest, LogRequest
 from .models import User, Project, Message, SystemSettings, AIModel, FinancialLog
-from .orchestrator import run_orchestrator, sync_providers_models, sync_finances
+from .orchestrator import run_orchestrator, sync_providers_models, sync_finances, activity_logs, log_activity
 
 Base.metadata.create_all(bind=engine)
 app = FastAPI(title="AETHAS38")
@@ -28,11 +28,27 @@ async def scheduler_task():
         now = datetime.now(tz)
         if (now.hour == 0 or now.hour == 12) and now.minute == 0:
             db = SessionLocal()
-            settings = db.query(SystemSettings).first()
-            if settings:
-                try: await sync_providers_models(db, settings, "Automatique")
-                except: pass
-            db.close()
+            try:
+                # 1. Sync des modèles
+                settings = db.query(SystemSettings).first()
+                if settings:
+                    try: await sync_providers_models(db, settings, "Automatique")
+                    except: pass
+                
+                # 2. Nettoyage automatique des discussions > 7 jours non épinglées
+                cutoff = datetime.now(timezone.utc) - timedelta(days=7)
+                old_projects = db.query(Project).filter(Project.is_pinned == False, Project.created_at < cutoff).all()
+                if old_projects:
+                    log_activity(f"[Nettoyage] Suppression de {len(old_projects)} discussion(s) de plus de 7 jours.")
+                    for op in old_projects:
+                        db.delete(op)
+                    db.commit()
+            except Exception as e:
+                db.rollback()
+                log_activity(f"[Erreur Nettoyage] {str(e)}")
+            finally:
+                db.close()
+            
             await asyncio.sleep(60)
         await asyncio.sleep(30)
 
@@ -73,7 +89,7 @@ def login(login_data: LoginRequest, response: Response, db: Session = Depends(ge
     user = db.query(User).filter(User.username == login_data.username).first()
     if not user or not verify_password(login_data.password, user.hashed_password): raise HTTPException(status_code=401, detail="Identifiants incorrects.")
     if not verify_totp(user.totp_secret, login_data.totp_code): raise HTTPException(status_code=401, detail="2FA invalide.")
-    response.set_cookie(key="session_token", value=create_access_token(data={"sub": user.username}), httponly=True, max_age=3600, samesite="lax")
+    response.set_cookie(key="session_token", value=create_access_token(data={"sub": user.username}), httponly=True, max_age=604800, samesite="lax")
     return {"message": "Connexion réussie"}
 
 @app.get("/dashboard")
@@ -82,6 +98,52 @@ def dashboard(request: Request):
     if not token or not verify_token(token): return RedirectResponse(url="/login")
     return FileResponse(os.path.join(os.getcwd(), "frontend", "dashboard.html"))
 
+@app.get("/api/logs")
+def get_logs():
+    return {"logs": activity_logs}
+
+@app.post("/api/logs")
+def add_frontend_log(req: LogRequest):
+    log_activity(f"[Système UI] {req.message}")
+    return {"status": "ok"}
+
+@app.post("/api/models/suggest_replacement")
+async def suggest_replacement(req: ModelReplacementRequest, db: Session = Depends(get_db)):
+    log_activity(f"⚠️ Modèle indisponible: {req.missing_model}. Demande de suggestion à Gemini...")
+    settings = db.query(SystemSettings).first()
+    if not settings or not settings.gemini_api_key:
+        log_activity("Clé Gemini non trouvée. Fallback forcé sur gemini-3.5-flash-lite.")
+        return {"suggestion": "gemini-3.5-flash-lite", "reason": "Clé API Gemini non configurée dans le système."}
+
+    models = db.query(AIModel).all()
+    available = [m.model_id for m in models]
+    
+    prompt = f"Le modèle IA '{req.missing_model}' n'est plus disponible. Voici les modèles disponibles : {', '.join(available)}. Trouve le modèle le plus proche techniquement. Réponds UNIQUEMENT avec ce format strict : ID_DU_MODELE | Brève explication en français de 10 mots max. Si aucun ne correspond, renvoie gemini-3.5-flash-lite | Par défaut."
+    
+    try:
+        from openai import AsyncOpenAI
+        client = AsyncOpenAI(base_url="https://generativelanguage.googleapis.com/v1beta/openai/", api_key=settings.gemini_api_key)
+        resp = await client.chat.completions.create(model="gemini-3.5-flash-lite", messages=[{"role": "user", "content": prompt}], max_tokens=50)
+        res = resp.choices[0].message.content.strip()
+        
+        if "|" in res:
+            parts = res.split("|")
+            sugg = parts[0].strip()
+            reason = parts[1].strip()
+        else:
+            sugg = res.strip()
+            reason = "Sélectionné par Gemini."
+            
+        if sugg not in available and sugg != "gemini-3.5-flash-lite":
+            sugg = "gemini-3.5-flash-lite"
+            reason = "Gemini a suggéré un modèle invalide. Fallback par défaut."
+
+        log_activity(f"✅ Remplacement trouvé : {req.missing_model} -> {sugg}")
+        return {"suggestion": sugg, "reason": reason}
+    except Exception as e:
+        log_activity(f"Erreur d'interrogation Gemini: {str(e)}. Fallback par défaut.")
+        return {"suggestion": "gemini-3.5-flash-lite", "reason": f"Erreur API."}
+
 @app.get("/api/users/me")
 def get_me(current_user: User = Depends(get_current_user)):
     return {"username": current_user.username, "is_admin": current_user.is_admin, "is_superadmin": current_user.is_superadmin, "avatar_path": current_user.avatar_path}
@@ -143,21 +205,88 @@ def get_messages(project_id: int, db: Session = Depends(get_db), current_user: U
 
 @app.post("/api/projects/{project_id}/messages", response_model=List[MessageResponse])
 async def create_message(project_id: int, message: MessageCreate, db: Session = Depends(get_db), current_user: User = Depends(get_current_user)):
-    final_content = message.content
-    if message.files:
-        files_text = ""
-        for f in message.files:
-            files_text += f"\n\n[Fichier attaché : {f.name}]\n```\n{f.content}\n```"
-        final_content = message.content + files_text
+    # 1. Gestion de l'auto-renommage à la 2ème requête
+    p = db.query(Project).filter(Project.id == project_id).first()
+    if p and p.title == "Nouvelle discussion":
+        user_msgs = db.query(Message).filter(Message.project_id == project_id, Message.role == "user").order_by(Message.created_at.asc()).all()
+        if len(user_msgs) == 1:
+            first_content = user_msgs[0].content.split("\n\n[Fichiers joints")[0].strip()
+            new_title = first_content.split('\n')[0][:35].strip()
+            if not new_title: new_title = "Discussion"
+            p.title = new_title + ("..." if len(first_content) > 35 else "")
+            db.commit()
 
-    db.add(Message(role=message.role, content=final_content, project_id=project_id))
+    # 2. Gestion des fichiers
+    extracted_files_data = []
+    files_names = []
+    
+    if message.files:
+        for f in message.files:
+            files_names.append(f.name)
+            content = f.content
+            if content.startswith("data:"):
+                try:
+                    header, b64data = content.split(",", 1)
+                    file_bytes = base64.b64decode(b64data)
+                    ext = f.name.split('.')[-1].lower()
+                    extracted_text = ""
+
+                    if ext == 'pdf':
+                        try:
+                            import PyPDF2
+                            reader = PyPDF2.PdfReader(io.BytesIO(file_bytes))
+                            extracted_text = "\n".join([page.extract_text() for page in reader.pages if page.extract_text()])
+                        except ImportError:
+                            extracted_text = "[Erreur: L'administrateur doit exécuter 'pip install PyPDF2' sur le serveur pour lire les PDF.]"
+                    
+                    elif ext in ['xls', 'xlsx', 'xlsm', 'xlsb']:
+                        try:
+                            import openpyxl
+                            wb = openpyxl.load_workbook(io.BytesIO(file_bytes), data_only=False)
+                            for sheet_name in wb.sheetnames:
+                                sheet = wb[sheet_name]
+                                extracted_text += f"\n--- Feuille : {sheet_name} ---\n"
+                                for row in sheet.iter_rows(values_only=True):
+                                    row_vals = [str(cell) if cell is not None else "" for cell in row]
+                                    if any(row_vals):
+                                        extracted_text += "\t".join(row_vals) + "\n"
+                            
+                            if ext in ['xlsm', 'xlsb', 'xls']:
+                                try:
+                                    from oletools.olevba import VBA_Parser
+                                    vbaparser = VBA_Parser("filename", data=file_bytes)
+                                    if vbaparser.detect_vba_macros():
+                                        extracted_text += "\n\n--- MACROS VBA DETECTEES ---\n"
+                                        for (filename, stream_path, vba_filename, vba_code) in vbaparser.extract_macros():
+                                            extracted_text += f"\n// Module: {vba_filename}\n{vba_code}\n"
+                                except ImportError:
+                                    extracted_text += "\n[Extraction VBA impossible: L'administrateur doit exécuter 'pip install oletools' sur le serveur.]\n"
+                                except Exception as e:
+                                    extracted_text += f"\n[Erreur de lecture VBA interne: {str(e)}]\n"
+
+                        except ImportError:
+                            extracted_text = "[Erreur: L'administrateur doit exécuter 'pip install openpyxl' sur le serveur pour lire Excel.]"
+                    else:
+                        extracted_text = file_bytes.decode('utf-8', errors='replace')
+                    
+                    extracted_files_data.append({"name": f.name, "content": extracted_text})
+                except Exception as e:
+                    extracted_files_data.append({"name": f.name, "content": f"[ERREUR DE DECODAGE: {str(e)}]"})
+            else:
+                extracted_files_data.append({"name": f.name, "content": content})
+
+    db_content = message.content
+    if files_names:
+        db_content += f"\n\n[Fichiers joints pour analyse : {', '.join(files_names)}]"
+
+    db.add(Message(role=message.role, content=db_content, project_id=project_id))
     db.commit()
     
     history = db.query(Message).filter(Message.project_id == project_id).order_by(Message.created_at.asc()).all()
     settings = db.query(SystemSettings).first()
     conf = message.config.dict() if message.config else {"workers": ["gemini-3.5-flash-lite"]} 
     
-    ai_resp = await run_orchestrator(db, history, settings, conf)
+    ai_resp = await run_orchestrator(db, history, settings, conf, extracted_files_data)
     
     db.add(Message(role="assistant", content=ai_resp, project_id=project_id))
     db.commit()
@@ -187,6 +316,23 @@ async def trigger_model_sync(db: Session = Depends(get_db), current_user: User =
 @app.get("/api/models/export")
 def export_models(db: Session = Depends(get_db), current_user: User = Depends(get_current_user)):
     if not current_user.is_admin: raise HTTPException(status_code=403, detail="Accès admin requis.")
-    models = db.query(AIModel).all()
-    data = [{"provider": m.provider, "model_id": m.model_id, "name": m.name, "description_fr": m.description_fr, "domain": m.domain, "is_free": m.is_free, "context_length": m.context_length, "pricing_prompt": m.pricing_prompt, "pricing_completion": m.pricing_completion} for m in models]
-    return Response(content=json.dumps(data), media_type="application/json", headers={"Content-Disposition": "attachment; filename=aethas38_models.json"})
+    models = db.query(AIModel).order_by(AIModel.provider.asc(), AIModel.name.asc()).all()
+
+    csv_io = io.StringIO()
+    writer = csv.writer(csv_io, delimiter=',')
+    writer.writerow(["Provider", "Model ID", "Name", "Domain", "Is Free", "Context Length", "Pricing Prompt", "Pricing Completion", "Description"])
+    for m in models:
+        writer.writerow([m.provider, m.model_id, m.name, m.domain, m.is_free, m.context_length, m.pricing_prompt, m.pricing_completion, m.description_fr])
+    
+    md_content = f"# Extraction des Modèles IA - AETHAS38\n\n**Date d'extraction :** {datetime.now().strftime('%d/%m/%Y à %H:%M:%S')}\n\n"
+    providers = sorted(list(set(m.provider for m in models)))
+    for prov in providers:
+        md_content += f"## Fournisseur : {prov.upper()}\n\n"
+        prov_models = [m for m in models if m.provider == prov]
+        for m in prov_models:
+            price_info = "**GRATUIT**" if m.is_free else f"In: ${m.pricing_prompt:.2f} / Out:${m.pricing_completion:.2f}"
+            ctx_info = f"{int(m.context_length/1000)}k"
+            desc = m.description_fr.replace('\n', ' ') if m.description_fr else ""
+            md_content += f"- **{m.name or m.model_id}** (`{m.model_id}`)\n"
+            md_content += f"  - *Domaine :* {m.domain}\n"
+            md_

backend/orchestrator.py

@@ -8,6 +8,16 @@ from sqlalchemy.exc import IntegrityError
 from .models import SystemSettings, AIModel, FinancialLog
 from datetime import datetime, timezone
 
+# --- LOGGER GLOBAL POUR LE TERMINAL ---
+activity_logs = []
+
+def log_activity(msg: str):
+    ts = datetime.now(timezone.utc).strftime('%H:%M:%S')
+    activity_logs.append(f"[{ts}] {msg}")
+    if len(activity_logs) > 100:
+        activity_logs.pop(0)
+# --------------------------------------
+
 def determine_domain(model_id: str) -> str:
     mid = model_id.lower()
     if "vision" in mid or "vl" in mid or "omni" in mid: return "Vision & Texte"
@@ -16,10 +26,9 @@ def determine_domain(model_id: str) -> str:
     return "Texte Polyvalent"
 
 async def translate_en_to_fr(client: httpx.AsyncClient, text: str) -> str:
-    """Traduit automatiquement l'anglais vers le français via l'API publique Google Translate."""
     if not text: return "Aucune description fournie."
     try:
-        short_text = text[:300].strip() # Limite stricte pour l'API gratuite
+        short_text = text[:300].strip()
         url = f"https://translate.googleapis.com/translate_a/single?client=gtx&sl=en&tl=fr&dt=t&q={urllib.parse.quote(short_text)}"
         resp = await client.get(url, timeout=4.0)
         if resp.status_code == 200:
@@ -75,6 +84,7 @@ def update_finance_db(db, provider, balance, usage):
     except Exception as e: print(f"Finance DB Error: {e}")
 
 async def sync_providers_models(db: Session, settings: SystemSettings, sync_type: str = "Automatique"):
+    log_activity(f"Lancement de la synchronisation des modèles ({sync_type})...")
     added = 0
     models_to_process = {}
     async with httpx.AsyncClient(timeout=90.0) as client:
@@ -141,7 +151,6 @@ async def sync_providers_models(db: Session, settings: SystemSettings, sync_type
                         models_to_process[m_id] = {"provider": "cloudflare", "name": m_id.split("/")[-1], "desc": "Modèle Serverless Cloudflare Workers AI.", "domain": determine_domain(m_id), "is_free": True, "ctx": 4096, "pp": 0.0, "pc": 0.0}
             except Exception: pass
 
-    # Phase de traduction asynchrone pour les modèles OpenRouter (les autres sont déjà en français natif)
     sem = asyncio.Semaphore(15)
     async def process_and_translate(m_id, data, client_session):
         async with sem:
@@ -173,6 +182,7 @@ async def sync_providers_models(db: Session, settings: SystemSettings, sync_type
         db.rollback()
         
     await sync_finances(db, settings)
+    log_activity(f"Synchronisation terminée : {added} modèles analysés.")
     return {"status": "success", "models_processed": added}
 
 def get_client_for_model(db: Session, model_id: str, settings: SystemSettings):
@@ -196,38 +206,96 @@ async def ask_agent(client, model_id, messages, provider="openrouter"):
     kwargs = {"model": model_id, "messages": messages}
     if provider == "openrouter": 
         kwargs["extra_headers"] = {"HTTP-Referer": "https://aethas38.duckdns.org", "X-Title": "AETHAS38 Orchestrator"}
+        kwargs["extra_body"] = {"plugins": [{"id": "context-compression"}]}
+        
     resp = await client.chat.completions.create(**kwargs)
     return resp.choices[0].message.content
 
-async def run_orchestrator(db: Session, history: list, settings: SystemSettings, config: dict) -> str:
+async def run_orchestrator(db: Session, history: list, settings: SystemSettings, config: dict, extracted_files: list = None) -> str:
     workers = config.get("workers", ["gemini-3.5-flash-lite"])
     user_prompt = history[-1].content
+    original_user_text = user_prompt.split("\n\n[Fichiers joints")[0] if "[Fichiers joints" in user_prompt else user_prompt
     formatted_history = [{"role": msg.role, "content": msg.content} for msg in history[:-1]]
 
     final_response = ""
     try:
-        # Étape 1 : Le prompteur traduit et optimise la requête en ANGLAIS pour les travailleurs
-        p_mod = config.get("prompter", "gemini-3.5-flash-lite")
+        p_mod = config.get("prompter")
+        if not p_mod: p_mod = "gemini-3.5-flash-lite"
+        
+        log_activity(f"Démarrage de l'orchestration. Modèle Prompteur: {p_mod}")
         p_client, p_prov = get_client_for_model(db, p_mod, settings)
-        prompt_system = "You are an expert prompt engineer. Translate and optimize the user request into clear, precise English tailored for AI execution."
+
+        # --- WORKFLOW MAP-REDUCE : PRÉ-TRAITEMENT SÉQUENTIEL & CHUNKING ---
+        files_context = ""
+        if extracted_files:
+            log_activity(f"Traitement Map-Reduce de {len(extracted_files)} fichier(s) joint(s).")
+            async def process_single_file(f):
+                file_sys = "You are an expert data analyst and senior developer. Extract the most important technical information from the file without losing critical code syntax."
+                content = f['content']
+                chunk_size = 150000 
+                
+                if len(content) > chunk_size:
+                    chunks = [content[i:i+chunk_size] for i in range(0, len(content), chunk_size)]
+                    chunk_analyses = []
+                    log_activity(f"Fichier lourd ({f['name']}): Chunking en {len(chunks)} morceaux.")
+                    for idx, chunk in enumerate(chunks):
+                        file_prompt = f"Demande de l'utilisateur : '{original_user_text}'.\n\nPartie {idx+1}/{len(chunks)} du fichier '{f['name']}'. Analysez, extrayez et résumez le code, VBA, SQL ou les données pertinentes.\n\nContenu :\n```\n{chunk}\n```"
+                        try:
+                            analysis = await ask_agent(p_client, p_mod, [{"role": "system", "content": file_sys}, {"role": "user", "content": file_prompt}], p_prov)
+                            chunk_analyses.append(analysis)
+                            log_activity(f"Analyse chunk {idx+1}/{len(chunks)} pour {f['name']} réussie.")
+                        except Exception as e:
+                            chunk_analyses.append(f"[Erreur sur la partie {idx+1}: {str(e)}]")
+                            log_activity(f"Erreur chunk {idx+1}/{len(chunks)} pour {f['name']}: {str(e)}")
+                        
+                        await asyncio.sleep(1.5) 
+                    
+                    return f"\n\n--- Extraction du fichier {f['name']} (en {len(chunks)} parties) ---\n" + "\n".join(chunk_analyses)
+                else:
+                    file_prompt = f"Demande de l'utilisateur : '{original_user_text}'.\n\nAnalysez le fichier ci-dessous. Extrayez, résumez et conservez méticuleusement tout le code, les macros VBA, les requêtes SQL, ou les données métier pertinentes pour répondre à la demande.\n\nFichier : {f['name']}\nContenu :\n```\n{content}\n```"
+                    try:
+                        analysis = await ask_agent(p_client, p_mod, [{"role": "system", "content": file_sys}, {"role": "user", "content": file_prompt}], p_prov)
+                        log_activity(f"Analyse intégrale de {f['name']} réussie.")
+                        return f"\n\n--- Extraction du fichier {f['name']} ---\n{analysis}"
+                    except Exception as e:
+                        log_activity(f"Erreur d'analyse sur {f['name']}: {str(e)}")
+                        return f"\n\n--- Erreur sur {f['name']} ---\n{str(e)}"
+
+            file_analyses = []
+            for f in extracted_files:
+                analysis = await process_single_file(f)
+                file_analyses.append(analysis)
+                await asyncio.sleep(1.5)
+            
+            files_context = "".join(file_analyses)
+            user_prompt = f"{original_user_text}\n\nVoici les données pré-traitées des fichiers joints :\n{files_context}"
+
+        # --- OPTIMISATION & TRADUCTION ---
+        log_activity(f"Optimisation/Traduction de la requête via Prompteur...")
+        prompt_system = "You are an expert prompt engineer. Translate and optimize the user request and any file context into clear, precise English tailored for AI execution. Keep all code blocks intact."
         optimized = await ask_agent(p_client, p_mod, [{"role": "system", "content": prompt_system}, {"role": "user", "content": user_prompt}], p_prov)
 
+        log_activity(f"Lancement de {len(workers)} travailleur(s) en parallèle...")
         if len(workers) == 1:
             w_mod = workers[0]
             client, provider = get_client_for_model(db, w_mod, settings)
             worker_response = await ask_agent(client, w_mod, formatted_history + [{"role": "user", "content": optimized}], provider)
             responses = [worker_response]
+            log_activity(f"Travailleur 1 ({w_mod}) a terminé.")
         else:
             w_tasks = []
             for w in workers:
                 w_client, w_prov = get_client_for_model(db, w, settings)
                 w_tasks.append(ask_agent(w_client, w, formatted_history + [{"role": "user", "content": optimized}], w_prov))
             responses = await asyncio.gather(*w_tasks, return_exceptions=True)
+            log_activity("Tous les travailleurs ont terminé leur analyse.")
 
-        # Étape 2 : Le concaténeur synthétise et traduit le retour en FRANÇAIS (en préservant le code et les commentaires)
-        c_mod = config.get("concatenator", "gemini-3.5-flash-lite")
+        c_mod = config.get("concatenator")
+        if not c_mod: c_mod = "gemini-3.5-flash-lite"
+        
         c_client, c_prov = get_client_for_model(db, c_mod, settings)
         
+        log_activity(f"Synthèse et traduction finale via Concaténeur ({c_mod})...")
         concat_system = (
             "You are a master lead developer and technical synthesizer. "
             "Synthesize the provided expert responses into a single cohesive response. "
@@ -236,11 +304,14 @@ async def run_orchestrator(db: Session, history: list, settings: SystemSettings,
             "You may translate code comments into French if appropriate, but leave code syntax strictly intact."
         )
         
-        synth = f"User Request: {user_prompt}\n\n" + "\n".join([f"--- EXPERT {i+1} ---\n{r}" for i, r in enumerate(responses)])
+        synth = f"User Request: {original_user_text}\n\n" + "\n".join([f"--- EXPERT {i+1} ---\n{str(r)}" for i, r in enumerate(responses)])
         final_response = await ask_agent(c_client, c_mod, [{"role": "system", "content": concat_system}, {"role": "user", "content": synth}], c_prov)
+        
+        log_activity("Orchestration terminée avec succès.")
 
     except Exception as e:
         final_response = f"L'IA a rencontré une erreur critique: {str(e)}"
+        log_activity(f"ERREUR CRITIQUE: {str(e)}")
     
     await sync_finances(db, settings)
     return final_response

backend/schemas.py

@@ -64,4 +64,10 @@ class MessageResponse(MessageBase):
 
 class PasswordChange(BaseModel):
     old_password: str
-    new_password: str
+    new_password: str
+
+class ModelReplacementRequest(BaseModel):
+    missing_model: str
+
+class LogRequest(BaseModel):
+    message: str

frontend/dashboard.html

@@ -22,22 +22,44 @@
 <body class="h-screen flex overflow-hidden">
 
 <div id="app" class="flex w-full h-full relative bg-aethas-dark">
-    
-    <!-- MODAL PARAMÈTRES -->
-    <div v-if="isSettingsModalOpen" class="fixed inset-0 bg-black/80 z-[100] flex items-center justify-center p-4">
+
+    <!-- MODAL ASSIGNATION MODÈLE -->
+    <div v-if="isAssignModalOpen" class="fixed inset-0 bg-black/80 z-[100] flex items-center justify-center p-4">
         <div class="bg-aethas-panel border border-gray-600 rounded-2xl w-full max-w-md overflow-hidden shadow-[0_0_30px_rgba(0,0,0,0.7)]">
             <div class="p-4 border-b border-gray-700 flex justify-between items-center bg-gray-800/50">
-                <h2 class="text-lg font-bold text-white flex items-center gap-2"><i data-lucide="settings" class="w-5 h-5 text-aethas-cyan"></i> Paramètres</h2>
-                <button @click="closeSettings" class="text-gray-400 hover:text-white"><i data-lucide="x" class="w-5 h-5"></i></button>
+                <h2 class="text-lg font-bold text-white flex items-center gap-2"><i data-lucide="link" class="w-5 h-5 text-aethas-cyan"></i> Assigner un modèle</h2>
+                <button @click="closeAssignModal" class="text-gray-400 hover:text-white"><i data-lucide="x" class="w-5 h-5"></i></button>
             </div>
             <div class="p-6 space-y-4">
-                <h3 class="text-sm font-semibold text-aethas-cyan uppercase tracking-wider mb-2">Sécurité du compte</h3>
-                <div v-if="settingsMessage" :class="['p-3 rounded text-sm text-center', settingsMessage.includes('succès') ? 'bg-green-900/50 text-green-200 border border-green-500' : 'bg-red-900/50 text-red-200 border border-red-500']">{{ settingsMessage }}</div>
-                <div><label class="block text-sm text-gray-300 mb-1">Ancien mot de passe</label><input v-model="passForm.old" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded-lg px-4 py-2 focus:border-aethas-cyan focus:outline-none"></div>
-                <div><label class="block text-sm text-gray-300 mb-1">Nouveau mot de passe</label><input v-model="passForm.new" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded-lg px-4 py-2 focus:border-aethas-cyan focus:outline-none"></div>
-                <div><label class="block text-sm text-gray-300 mb-1">Confirmer</label><input v-model="passForm.confirm" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded-lg px-4 py-2 focus:border-aethas-cyan focus:outline-none"></div>
-                <button @click="changePassword" :disabled="isSavingSettings" class="w-full mt-4 bg-gray-700 hover:bg-gray-600 text-white font-semibold py-2.5 px-4 rounded-lg transition-colors border border-gray-500 disabled:opacity-50">
-                    <span v-if="isSavingSettings">Mise à jour...</span><span v-else>Modifier</span>
+                <div v-if="assignMessage" class="p-3 rounded text-sm text-center bg-green-900/50 text-green-200 border border-green-500">{{ assignMessage }}</div>
+                
+                <div>
+                    <label class="block text-sm text-gray-300 mb-1">Modèle sélectionné</label>
+                    <input type="text" :value="assignForm.modelId" disabled class="w-full bg-gray-800 border border-gray-600 rounded-lg px-4 py-2 text-aethas-cyan font-mono text-xs">
+                </div>
+                
+                <div>
+                    <label class="block text-sm text-gray-300 mb-1">Associer à la discussion :</label>
+                    <select v-model="assignForm.projectId" class="w-full bg-aethas-dark border border-gray-600 rounded-lg px-4 py-2 focus:border-aethas-cyan focus:outline-none text-gray-200">
+                        <option v-for="p in projects" :key="p.id" :value="p.id">{{ p.title }}</option>
+                    </select>
+                </div>
+
+                <div>
+                    <label class="block text-sm text-gray-300 mb-1">Définir le rôle :</label>
+                    <select v-model="assignForm.role" class="w-full bg-aethas-dark border border-gray-600 rounded-lg px-4 py-2 focus:border-aethas-cyan focus:outline-none text-gray-200">
+                        <option value="prompter">Prompteur</option>
+                        <option value="worker1">Travailleur 1</option>
+                        <option value="worker2">Travailleur 2</option>
+                        <option value="worker3">Travailleur 3</option>
+                        <option value="worker4">Travailleur 4</option>
+                        <option value="worker5">Travailleur 5</option>
+                        <option value="concatenator">Concaténeur</option>
+                    </select>
+                </div>
+                
+                <button @click="confirmAssignModel" class="w-full mt-4 bg-aethas-cyan hover:bg-cyan-600 text-black font-bold py-2.5 px-4 rounded-lg transition-colors">
+                    Valider l'assignation
                 </button>
             </div>
         </div>
@@ -77,7 +99,10 @@
                     </ul>
                 </div>
                 <div>
-                    <h3 class="text-xs font-semibold text-gray-400 uppercase tracking-wider mb-2">Récents</h3>
+                    <div class="flex items-center justify-between mb-2">
+                        <h3 class="text-xs font-semibold text-gray-400 uppercase tracking-wider">Récents</h3>
+                        <span class="text-[9px] text-red-400/80" title="Les discussions non épinglées de plus de 7 jours sont supprimées automatiquement.">Auto-suppression > 7j</span>
+                    </div>
                     <ul class="space-y-1">
                         <li v-for="project in recentProjects" :key="project.id" @click="selectProject(project)" :class="['group flex items-center justify-between p-2 rounded cursor-pointer text-sm', activeView === 'chat' && activeProject && activeProject.id === project.id ? 'bg-gray-700 text-white' : 'hover:bg-gray-800 text-gray-300']">
                             <div class="flex items-center gap-2 truncate"><i data-lucide="message-square" class="w-3 h-3 text-gray-500"></i><span class="truncate">{{ project.title }}</span></div>
@@ -91,8 +116,20 @@
                 </div>
             </div>
 
+            <!-- TERMINAL SYSTEME -->
+            <div class="h-40 border-t border-gray-700 bg-black flex flex-col font-mono text-[9px] flex-shrink-0 shadow-inner">
+                <div class="p-1.5 bg-gray-900 border-b border-gray-700 text-aethas-cyan font-bold flex items-center justify-between">
+                    <div class="flex items-center gap-1"><i data-lucide="terminal" class="w-3 h-3"></i> SYSTEM LOGS</div>
+                    <div class="w-2 h-2 rounded-full bg-green-500 animate-pulse"></div>
+                </div>
+                <div class="flex-1 overflow-y-auto p-2 custom-scrollbar text-green-400 space-y-1" id="terminal-logs">
+                    <div v-for="(log, i) in systemLogs" :key="i" class="break-words">{{ log }}</div>
+                    <div v-if="systemLogs.length === 0" class="text-gray-600">En attente d'activité serveur...</div>
+                </div>
+            </div>
+
             <!-- ENCART FINANCIER -->
-            <div class="px-4 pb-2 border-b border-gray-700">
+            <div class="px-4 pb-2 pt-2 border-t border-gray-700 bg-aethas-panel flex-shrink-0">
                 <div v-if="financesList.length > 0" class="flex flex-col gap-1.5 mb-2">
                     <div v-for="fin in financesList" :key="fin.provider" class="text-[10px] bg-gray-800/80 border border-gray-600/50 px-2 py-1.5 rounded flex justify-between items-center shadow-inner">
                         <span class="text-gray-400 capitalize">{{ fin.provider }}</span>
@@ -101,7 +138,7 @@
                 </div>
             </div>
             
-            <div class="p-4 flex justify-between items-center cursor-pointer hover:bg-gray-800 transition-colors" @click="openSettings">
+            <div class="p-4 flex justify-between items-center cursor-pointer hover:bg-gray-800 transition-colors border-t border-gray-700 flex-shrink-0" @click="openSettings">
                 <div class="flex items-center gap-2">
                     <img v-if="user.avatar_path" :src="user.avatar_path" class="w-8 h-8 rounded-full object-cover border border-gray-600 bg-gray-900">
                     <div v-else class="w-8 h-8 rounded-full bg-gradient-to-tr from-aethas-cyan to-aethas-purple flex items-center justify-center text-sm font-bold shadow-md">{{ user.username.charAt(0).toUpperCase() }}</div>
@@ -178,7 +215,7 @@
                         <h3 class="text-lg font-semibold text-red-400 mb-4">Outils Administrateur</h3>
                         <div class="flex gap-4">
                             <button @click="activeView = 'models'" class="bg-gray-700 hover:bg-gray-600 text-white px-4 py-2 rounded-lg text-sm border border-gray-600">Ouvrir le panneau Modèles IA</button>
-                            <a href="/api/models/export" target="_blank" class="bg-gray-700 hover:bg-gray-600 text-white px-4 py-2 rounded-lg text-sm border border-gray-600">Exporter DB Modèles (JSON)</a>
+                            <a href="/api/models/export" target="_blank" class="bg-gray-700 hover:bg-gray-600 text-white px-4 py-2 rounded-lg text-sm border border-gray-600">Exporter DB Modèles (ZIP CSV/MD)</a>
                         </div>
                     </div>
                 </div>
@@ -215,6 +252,10 @@
             <div class="bg-aethas-panel border border-gray-700 rounded-xl overflow-hidden flex flex-col">
                 <div class="p-4 bg-gray-800/50 border-b border-gray-700 flex flex-wrap gap-4 items-center">
                     <input v-model="filterSearch" type="text" placeholder="Rechercher..." class="bg-gray-900 border border-gray-600 rounded px-3 py-1.5 text-sm text-gray-200 w-full md:w-64 focus:border-aethas-cyan focus:outline-none">
+                    <select v-model="filterProvider" class="bg-gray-900 border border-gray-600 rounded px-3 py-1.5 text-sm text-gray-200 focus:outline-none">
+                        <option value="">Tous les fournisseurs</option>
+                        <option v-for="p in uniqueProviders" :key="p" :value="p">{{ p.toUpperCase() }}</option>
+                    </select>
                     <select v-model="filterDomain" class="bg-gray-900 border border-gray-600 rounded px-3 py-1.5 text-sm text-gray-200 focus:outline-none">
                         <option value="">Tous les domaines</option>
                         <option value="Texte Polyvalent">Texte Polyvalent</option>
@@ -227,12 +268,30 @@
                         <option value="free">Gratuits uniquement</option>
                         <option value="paid">Payants</option>
                     </select>
+                    
+                    <button @click="exportCSV" class="bg-aethas-panel border border-gray-600 hover:border-aethas-cyan text-gray-300 hover:text-white px-3 py-1.5 rounded flex items-center gap-2 text-sm transition-colors md:ml-auto">
+                        <i data-lucide="download" class="w-4 h-4 text-green-500"></i> Export CSV
+                    </button>
                 </div>
                 <div class="overflow-x-auto max-h-[500px] custom-scrollbar">
                     <table class="w-full text-left text-sm text-gray-300">
-                        <thead class="text-xs uppercase bg-gray-800 text-gray-400 sticky top-0"><tr><th class="px-4 py-3">Modèle</th><th class="px-4 py-3">Fournisseur</th><th class="px-4 py-3">Domaine</th><th class="px-4 py-3">Coût (1M Tokens)</th><th class="px-4 py-3">Contexte</th><th class="px-4 py-3 w-1/3">Description</th></tr></thead>
+                        <thead class="text-xs uppercase bg-gray-800 text-gray-400 sticky top-0">
+                            <tr>
+                                <th class="px-4 py-3 text-center">Assigner</th>
+                                <th class="px-4 py-3">Modèle</th>
+                                <th class="px-4 py-3">Fournisseur</th>
+                                <th class="px-4 py-3">Domaine</th>
+                                <th class="px-4 py-3">Coût (1M Tokens)</th>
+                                <th class="px-4 py-3">Contexte</th>
+                                <th class="px-4 py-3 w-1/3">Description</th>
+                            </tr>
+                        </thead>
                         <tbody>
                             <tr v-for="model in filteredModels" :key="model.model_id" class="border-b border-gray-700 hover:bg-gray-800/50 transition-colors">
+                                <!-- PUCE DE SELECTION -->
+                                <td class="px-4 py-3 text-center">
+                                    <input type="radio" name="modelSelect" @click.prevent="openAssignModal(model.model_id)" class="w-4 h-4 text-aethas-cyan bg-gray-900 border-gray-600 focus:ring-aethas-cyan cursor-pointer">
+                                </td>
                                 <td class="px-4 py-3 font-mono text-xs text-aethas-cyan break-all">{{ model.model_id }}</td>
                                 <td class="px-4 py-3 capitalize">{{ model.provider }}</td>
                                 <td class="px-4 py-3"><span class="bg-gray-700 text-gray-200 px-2 py-1 rounded text-xs">{{ model.domain }}</span></td>
@@ -277,9 +336,10 @@
                             </template>
                         </div>
 
-                        <div v-if="msg.role !== 'user'" class="mt-3 flex items-center gap-3 border-t border-gray-700/50 pt-2 opacity-50 hover:opacity-100 transition-opacity">
+                        <!-- Boutons de copie et téléchargement individuel -->
+                        <div class="mt-3 flex items-center gap-3 border-t border-gray-700/50 pt-2 opacity-50 hover:opacity-100 transition-opacity">
                             <button @click="copyToClipboard(msg.content)" class="text-xs text-gray-400 hover:text-aethas-cyan flex items-center gap-1"><i data-lucide="copy" class="w-3 h-3"></i> Copier</button>
-                            <button @click="downloadMessage(msg.content, msg.created_at)" class="text-xs text-gray-400 hover:text-aethas-cyan flex items-center gap-1"><i data-lucide="file-down" class="w-3 h-3"></i> Extraire</button>
+                            <button @click="downloadMessage(msg.content, msg.created_at || new Date().toISOString())" class="text-xs text-gray-400 hover:text-aethas-cyan flex items-center gap-1"><i data-lucide="file-down" class="w-3 h-3"></i> Extraire</button>
                         </div>
                     </div>
 
@@ -292,11 +352,20 @@
                     </div>
                 </div>
 
-                <!-- BARRE DE SÉLECTION DE STYLE TABULAIRE (9 COLONNES STRICTES) -->
-                <div class="p-4 md:p-6 w-full max-w-7xl mx-auto space-y-2 flex-shrink-0">
-                    <div class="grid grid-cols-9 border border-black bg-gray-900 rounded-lg overflow-hidden text-center text-xs font-bold shadow-lg">
-                        
-                        <!-- 1. PAYANT / GRATUIT (Filtre par colonne local sans impacter workers) -->
+                <div class="p-4 md:px-6 md:pt-6 pb-2 w-full max-w-7xl mx-auto flex-shrink-0">
+                    <div class="flex justify-between items-center mb-2">
+                        <span class="text-xs font-semibold text-gray-400 uppercase tracking-wider">Configuration des IA</span>
+                        <div class="flex gap-2">
+                            <button @click="downloadTemplate" class="text-xs bg-gray-800 hover:bg-gray-700 text-aethas-cyan border border-gray-600 px-2 py-1 rounded flex items-center gap-1 transition-colors" title="Télécharger le modèle .md"><i data-lucide="download" class="w-3 h-3"></i> Template MD</button>
+                            <label class="text-xs bg-gray-800 hover:bg-gray-700 text-aethas-cyan border border-gray-600 px-2 py-1 rounded flex items-center gap-1 transition-colors cursor-pointer" title="Importer une configuration .md">
+                                <i data-lucide="upload" class="w-3 h-3"></i> Importer
+                                <input type="file" accept=".md" @change="handleConfigImport" class="hidden">
+                            </label>
+                        </div>
+                    </div>
+
+                    <!-- BARRE DE SÉLECTION -->
+                    <div class="grid grid-cols-9 border border-black bg-gray-900 rounded-lg overflow-hidden text-center text-xs font-bold shadow-lg mb-4">
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-gray-400 mb-1">PRIX</label>
                             <select v-model="colPricing" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none">
@@ -306,7 +375,6 @@
                             </select>
                         </div>
 
-                        <!-- 2. TYPE (DOMAINE) (Filtre par colonne local sans impacter workers) -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-gray-400 mb-1">TYPE</label>
                             <select v-model="colDomain" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none">
@@ -318,7 +386,6 @@
                             </select>
                         </div>
 
-                        <!-- 3. TRAVAILLEUR 1 -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-cyan mb-1">TRAVAILLEUR 1</label>
                             <select v-model="workers[0]" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
@@ -327,7 +394,6 @@
                             </select>
                         </div>
 
-                        <!-- 4. TRAVAILLEUR 2 -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-cyan mb-1">TRAVAILLEUR 2</label>
                             <select v-model="workers[1]" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
@@ -336,7 +402,6 @@
                             </select>
                         </div>
 
-                        <!-- 5. TRAVAILLEUR 3 -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-cyan mb-1">TRAVAILLEUR 3</label>
                             <select v-model="workers[2]" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
@@ -345,7 +410,6 @@
                             </select>
                         </div>
 
-                        <!-- 6. TRAVAILLEUR 4 -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-cyan mb-1">TRAVAILLEUR 4</label>
                             <select v-model="workers[3]" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
@@ -354,7 +418,6 @@
                             </select>
                         </div>
 
-                        <!-- 7. TRAVAILLEUR 5 -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-cyan mb-1">TRAVAILLEUR 5</label>
                             <select v-model="workers[4]" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
@@ -363,30 +426,25 @@
                             </select>
                         </div>
 
-                        <!-- 8. PROMPTEUR -->
                         <div class="border-r border-black p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-gray-400 mb-1">PROMPTEUR</label>
                             <select v-model="selectedPrompter" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
-                                <option value="gemini-3.5-flash-lite">Gemini Flash</option>
+                                <option value="">(Par défaut)</option>
                                 <option v-for="m in getFilteredModelsForCol(colPricing, colDomain, selectedPrompter)" :key="m.model_id" :value="m.model_id">{{ m.name || m.model_id }}</option>
                             </select>
                         </div>
 
-                        <!-- 9. CONCATENEUR -->
                         <div class="p-1.5 bg-gray-800 flex flex-col justify-center">
                             <label class="block text-[9px] text-aethas-purple mb-1">CONCATENEUR</label>
                             <select v-model="selectedConcatenator" class="w-full bg-aethas-dark border border-gray-700 rounded text-gray-200 text-[10px] p-1 outline-none truncate">
-                                <option value="gemini-3.5-flash-lite">Gemini Flash</option>
+                                <option value="">(Par défaut)</option>
                                 <option v-for="m in getFilteredModelsForCol(colPricing, colDomain, selectedConcatenator)" :key="m.model_id" :value="m.model_id">{{ m.name || m.model_id }}</option>
                             </select>
                         </div>
-
                     </div>
 
-                    <!-- Champ de texte et boutons d'envoi / multi-fichiers (jusqu'à 10) -->
+                    <!-- CHAT INPUT -->
                     <div class="relative flex items-end bg-gray-800 border border-gray-600 rounded-2xl p-2 shadow-lg focus-within:border-aethas-cyan flex-col gap-2">
-                        
-                        <!-- Liste des fichiers attachés (max 10) -->
                         <div v-if="attachedFiles.length > 0" class="w-full flex flex-wrap gap-2 px-2 pt-2">
                             <div v-for="(file, index) in attachedFiles" :key="index" class="bg-gray-900 border border-gray-700 rounded px-2 py-1 text-xs text-gray-300 flex items-center gap-2">
                                 <i data-lucide="file" class="w-3.5 h-3.5 text-aethas-cyan"></i>
@@ -413,7 +471,7 @@
 </div>
 
 <script>
-    const { createApp, ref, reactive, onMounted, nextTick, computed } = Vue;
+    const { createApp, ref, reactive, onMounted, nextTick, computed, watch } = Vue;
 
     createApp({
         setup() {
@@ -433,48 +491,72 @@
             const isSyncing = ref(false);
             const isSavingSettings = ref(false);
 
-            const isSettingsModalOpen = ref(false);
-            const settingsMessage = ref("");
+            const isAssignModalOpen = ref(false);
+            const assignForm = reactive({ modelId: '', projectId: '', role: 'worker1' });
+            const assignMessage = ref("");
+
             const passForm = reactive({ old: '', new: '', confirm: '' });
+            const settingsMessage = ref("");
             
             const modelInfo = reactive({ last_sync_date: null, last_sync_type: null, models: [] });
             const financesList = ref([]);
             const filterSearch = ref("");
             const filterDomain = ref("");
             const filterPricing = ref("");
+            const filterProvider = ref("");
             
             const colPricing = ref("");
             const colDomain = ref("");
 
-            const workers = ref(["gemini-3.5-flash-lite", "", "", "", ""]);
-            const selectedPrompter = ref("gemini-3.5-flash-lite");
-            const selectedConcatenator = ref("gemini-3.5-flash-lite");
+            const workers = ref(["", "", "", "", ""]);
+            const selectedPrompter = ref("");
+            const selectedConcatenator = ref("");
 
             const attachedFiles = ref([]); 
+            
+            const systemLogs = ref([]);
+            let logInterval = null;
 
             const pinnedProjects = computed(() => projects.value.filter(p => p.is_pinned));
             const recentProjects = computed(() => projects.value.filter(p => !p.is_pinned));
+            
+            const uniqueProviders = computed(() => {
+                return [...new Set(modelInfo.models.map(m => m.provider))].sort();
+            });
 
             const filteredModels = computed(() => {
                 return modelInfo.models.filter(m => {
                     const matchSearch = (m.model_id.toLowerCase().includes(filterSearch.value.toLowerCase()) || m.provider.toLowerCase().includes(filterSearch.value.toLowerCase()));
                     const matchDomain = filterDomain.value === "" || m.domain === filterDomain.value;
+                    const matchProvider = filterProvider.value === "" || m.provider === filterProvider.value;
                     let matchPrice = true;
                     if (filterPricing.value === 'free') matchPrice = m.is_free;
                     if (filterPricing.value === 'paid') matchPrice = !m.is_free;
-                    return matchSearch && matchDomain && matchPrice;
+                    return matchSearch && matchDomain && matchProvider && matchPrice;
                 });
             });
 
             const getFilteredModelsForCol = (pricingFilter, domainFilter, currentSelectedId) => {
-                return modelInfo.models.filter(m => {
-                    if (m.model_id === currentSelectedId) return true;
+                let filtered = modelInfo.models.filter(m => {
                     const matchDomain = domainFilter === "" || m.domain === domainFilter;
                     let matchPrice = true;
                     if (pricingFilter === 'free') matchPrice = m.is_free;
                     if (pricingFilter === 'paid') matchPrice = !m.is_free;
                     return matchDomain && matchPrice;
                 });
+                
+                if (currentSelectedId && currentSelectedId.trim() !== "") {
+                    const exists = filtered.find(m => m.model_id === currentSelectedId);
+                    if (!exists) {
+                        const original = modelInfo.models.find(m => m.model_id === currentSelectedId);
+                        if (original) {
+                            filtered.unshift(original);
+                        } else {
+                            filtered.unshift({ model_id: currentSelectedId, name: currentSelectedId, domain: "Importé", pricing_prompt: 0, pricing_completion: 0 });
+                        }
+                    }
+                }
+                return filtered;
             };
 
             const formatDate = (isoString) => {
@@ -487,8 +569,124 @@
             const autoResize = () => { const el = promptTextarea.value; if(el){ el.style.height = 'auto'; el.style.height = el.scrollHeight + 'px'; }};
             const scrollToBottom = () => { nextTick(() => { const c = document.getElementById('chat-container'); if (c) c.scrollTop = c.scrollHeight; }); };
 
-            const openSettings = () => { isSettingsModalOpen.value = true; nextTick(() => lucide.createIcons()); };
-            const closeSettings = () => { isSettingsModalOpen.value = false; };
+            const openSettings = () => { 
+                activeView.value = 'settings'; 
+                if(window.innerWidth < 768) isSidebarOpen.value = false;
+                nextTick(() => lucide.createIcons()); 
+            };
+
+            const openAssignModal = (modelId) => {
+                assignForm.modelId = modelId;
+                assignForm.projectId = activeProject.value ? activeProject.value.id : (projects.value.length > 0 ? projects.value[0].id : '');
+                assignForm.role = 'worker1';
+                assignMessage.value = "";
+                isAssignModalOpen.value = true;
+                nextTick(() => lucide.createIcons());
+            };
+
+            const closeAssignModal = () => {
+                isAssignModalOpen.value = false;
+            };
+
+            const confirmAssignModel = () => {
+                if(!assignForm.projectId || !assignForm.role) {
+                    assignMessage.value = "Veuillez sélectionner une discussion et un rôle.";
+                    return;
+                }
+                const storageKey = 'aethas_config_' + assignForm.projectId;
+                let config = { workers: ["", "", "", "", ""], prompter: "", concatenator: "" };
+                const saved = localStorage.getItem(storageKey);
+                if (saved) {
+                    try { config = JSON.parse(saved); } catch(e){}
+                }
+                
+                if(assignForm.role === 'prompter') config.prompter = assignForm.modelId;
+                else if(assignForm.role === 'concatenator') config.concatenator = assignForm.modelId;
+                else {
+                    const idx = parseInt(assignForm.role.replace('worker', '')) - 1;
+                    config.workers[idx] = assignForm.modelId;
+                }
+                
+                localStorage.setItem(storageKey, JSON.stringify(config));
+                
+                if (activeProject.value && activeProject.value.id == assignForm.projectId) {
+                    workers.value = config.workers;
+                    selectedPrompter.value = config.prompter;
+                    selectedConcatenator.value = config.concatenator;
+                }
+                
+                assignMessage.value = `Modèle assigné avec succès !`;
+                setTimeout(() => { closeAssignModal(); }, 1200);
+            };
+            
+            const logToTerminal = async (msg) => {
+                try { await fetch('/api/logs', { method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify({ message: msg }) }); } catch(e){}
+            };
+
+            const fetchLogs = async () => {
+                try {
+                    const res = await fetch('/api/logs');
+                    if (res.ok) {
+                        const data = await res.json();
+                        if (systemLogs.value.length !== data.logs.length || data.logs[data.logs.length-1] !== systemLogs.value[systemLogs.value.length-1]) {
+                            systemLogs.value = data.logs;
+                            nextTick(() => {
+                                const el = document.getElementById('terminal-logs');
+                                if (el) el.scrollTop = el.scrollHeight;
+                            });
+                        }
+                    }
+                } catch(e){}
+            };
+
+            const validateConfigAndReplace = async () => {
+                if (!modelInfo.models || modelInfo.models.length === 0) return;
+                const availableModels = modelInfo.models.map(m => m.model_id);
+                const replacements = [];
+                
+                const checkAndReplace = async (val, setterCallback, roleName) => {
+                    if (val && val.trim() !== "" && !availableModels.includes(val)) {
+                        logToTerminal(`Le modèle ${val} n'est plus reconnu. Recherche Gemini...`);
+                        try {
+                            const res = await fetch('/api/models/suggest_replacement', {
+                                method: 'POST', headers: {'Content-Type': 'application/json'},
+                                body: JSON.stringify({ missing_model: val })
+                            });
+                            if (res.ok) {
+                                const data = await res.json();
+                                setterCallback(data.suggestion);
+                                replacements.push(`- ${roleName} : ${val} a été remplacé par ${data.suggestion}\n  Raison: ${data.reason}`);
+                            } else {
+                                setterCallback("gemini-3.5-flash-lite");
+                                replacements.push(`- ${roleName} : ${val} remplacé par gemini-3.5-flash-lite (Erreur API)`);
+                            }
+                        } catch(e) {
+                            setterCallback("gemini-3.5-flash-lite");
+                        }
+                    }
+                };
+
+                await checkAndReplace(selectedPrompter.value, (n) => selectedPrompter.value = n, "Prompteur");
+                await checkAndReplace(selectedConcatenator.value, (n) => selectedConcatenator.value = n, "Concaténeur");
+                for(let i=0; i<5; i++) {
+                    await checkAndReplace(workers.value[i], (n) => workers.value[i] = n, `Travailleur ${i+1}`);
+                }
+
+                if (replacements.length > 0) {
+                    alert("⚠️ Mise à jour de la conversation\n\nCertains modèles ne sont plus disponibles. L'IA a trouvé des alternatives :\n\n" + replacements.join("\n\n"));
+                }
+            };
+
+            watch([workers, selectedPrompter, selectedConcatenator], () => {
+                if (activeProject.value) {
+                    const config = {
+                        workers: workers.value,
+                        prompter: selectedPrompter.value,
+                        concatenator: selectedConcatenator.value
+                    };
+                    localStorage.setItem('aethas_config_' + activeProject.value.id, JSON.stringify(config));
+                }
+            }, { deep: true });
 
             const fetchUser = async () => { try { const res = await fetch('/api/users/me'); if(res.ok) user.value = await res.json(); } catch(e){} };
             const fetchModelsInfo = async () => { try { const res = await fetch('/api/models/info'); if(res.ok) { const data = await res.json(); modelInfo.last_sync_date = data.last_sync_date; modelInfo.last_sync_type = data.last_sync_type; modelInfo.models = data.models; } } catch(e){} };
@@ -496,36 +694,15 @@
             
             const syncModels = async () => { 
                 isSyncing.value = true; 
+                logToTerminal("Déclenchement manuel de l'extraction des modèles...");
                 try { 
                     const res = await fetch('/api/models/sync', { method: 'POST' }); 
                     if(res.ok) { 
                         await fetchModelsInfo(); 
                         await fetchFinances();
-                        
-                        // GENERATION DU FICHIER MARKDOWN A L'EXTRACTION
-                        let mdContent = `# Extraction des Modèles IA - AETHAS38\n\n`;
-                        const d = new Date();
-                        const dateStr = d.getFullYear() + String(d.getMonth()+1).padStart(2, '0') + String(d.getDate()).padStart(2, '0');
-                        mdContent += `**Date d'extraction :** ${d.toLocaleDateString('fr-FR')} à ${d.toLocaleTimeString('fr-FR')}\n\n`;
-                        
-                        const providers = [...new Set(modelInfo.models.map(m => m.provider))];
-                        providers.forEach(prov => {
-                            mdContent += `## Fournisseur : ${prov.toUpperCase()}\n\n`;
-                            const provModels = modelInfo.models.filter(m => m.provider === prov);
-                            provModels.forEach(m => {
-                                const priceInfo = m.is_free ? "**GRATUIT**" : `In: $${m.pricing_prompt.toFixed(2)} / Out: $${m.pricing_completion.toFixed(2)}`;
-                                const ctxInfo = `${(m.context_length / 1000).toFixed(0)}k`;
-                                mdContent += `- **${m.name || m.model_id}** (\`${m.model_id}\`)\n`;
-                                mdContent += `  - *Domaine :* ${m.domain}\n`;
-                                mdContent += `  - *Prix (1M tokens) :* ${priceInfo}\n`;
-                                mdContent += `  - *Contexte :* ${ctxInfo}\n`;
-                                mdContent += `  - *Description :* ${m.description_fr.replace(/\n/g, ' ')}\n\n`;
-                            });
-                        });
-
-                        const filename = `${dateStr}-extraction-modèles.md`;
-                        downloadFile(mdContent, filename);
-                        alert("Synchronisation réussie ! Le fichier markdown a été généré et téléchargé."); 
+                        alert("Synchronisation réussie !"); 
+                    } else if (res.status === 401) {
+                        alert("Votre session a expiré."); window.location.href = '/login';
                     } else {
                         let errText = await res.text();
                         try { const errObj = JSON.parse(errText); errText = errObj.detail || errText; } catch(e){}
@@ -535,6 +712,73 @@
                 isSyncing.value = false; 
             };
 
+            const downloadTemplate = () => {
+                logToTerminal("Téléchargement du template MD généré.");
+                const templateContent = `# AETHAS38 - Configuration Multi-Agents\n\n**Rappel important :**\n- **Prompteur :** Le système de l'orchestrateur utilisera ce modèle pour traduire et optimiser votre requête initiale en ANGLAIS (langue native des IA).\n- **Concaténeur :** Le système utilisera ce modèle pour regrouper les réponses des travailleurs et traduire la synthèse finale en FRANÇAIS (en préservant le code brut).\n\n## Sélection des Modèles\nRenseignez l'ID exact du modèle (ex: gemini-3.5-flash-lite, mistralai/mistral-large-4-0). Laissez vide si inutilisé.\n\n- Prompteur : \n- Travailleur 1 : \n- Travailleur 2 : \n- Travailleur 3 : \n- Travailleur 4 : \n- Travailleur 5 : \n- Concaténeur : \n`;
+                downloadFile(templateContent, 'aethas38-config-agents.md');
+            };
+
+            const exportCSV = () => {
+                logToTerminal("Génération de l'extraction CSV (vue filtrée)...");
+                let csvContent = "\uFEFF"; 
+                csvContent += "Fournisseur,Modèle,Nom,Domaine,Gratuit,Contexte,Prix_In,Prix_Out,Description\n";
+                
+                filteredModels.value.forEach(m => {
+                    const escapeCSV = (str) => {
+                        if (str === null || str === undefined) return '""';
+                        return `"${String(str).replace(/"/g, '""')}"`;
+                    };
+                    const row = [
+                        escapeCSV(m.provider),
+                        escapeCSV(m.model_id),
+                        escapeCSV(m.name),
+                        escapeCSV(m.domain),
+                        m.is_free ? "Oui" : "Non",
+                        m.context_length,
+                        m.pricing_prompt,
+                        m.pricing_completion,
+                        escapeCSV(m.description_fr)
+                    ];
+                    csvContent += row.join(",") + "\n";
+                });
+                
+                const d = new Date();
+                const dateStr = d.getFullYear() + String(d.getMonth()+1).padStart(2, '0') + String(d.getDate()).padStart(2, '0');
+                downloadFile(csvContent, `${dateStr}-extraction-modeles.csv`, 'text/csv;charset=utf-8');
+            };
+
+            const handleConfigImport = (event) => {
+                const file = event.target.files[0];
+                if (!file) return;
+                logToTerminal(`Importation de configuration depuis ${file.name}`);
+                const reader = new FileReader();
+                reader.onload = async (e) => {
+                    const content = e.target.result;
+                    
+                    const extractModel = (key) => {
+                        const safeKey = key.replace(/[éèe]/gi, '[éèe]');
+                        const regex = new RegExp(`-\\s*${safeKey}\\s*:\\s*([^\\r\\n]*)`, 'i');
+                        const match = content.match(regex);
+                        return match && match[1] ? match[1].trim() : "";
+                    };
+
+                    const w1 = extractModel('Travailleur 1');
+                    const w2 = extractModel('Travailleur 2');
+                    const w3 = extractModel('Travailleur 3');
+                    const w4 = extractModel('Travailleur 4');
+                    const w5 = extractModel('Travailleur 5');
+
+                    workers.value = [w1, w2, w3, w4, w5];
+                    selectedPrompter.value = extractModel('Prompteur');
+                    selectedConcatenator.value = extractModel('Concateneur');
+
+                    await validateConfigAndReplace();
+                    alert("Configuration IA importée et appliquée avec succès !");
+                };
+                reader.readAsText(file);
+                event.target.value = null;
+            };
+
             const uploadAvatar = async (event) => {
                 const file = event.target.files[0];
                 if (!file) return;
@@ -579,24 +823,88 @@
             };
 
             const processFile = (file) => {
+                logToTerminal(`Fichier ${file.name} ajouté en pièce jointe.`);
                 const reader = new FileReader();
+                const textExts = ['.txt', '.md', '.csv', '.json', '.py', '.js', '.html', '.css', '.xml', '.yml', '.yaml', '.sh', '.bat', '.ps1', '.ini', '.cfg', '.conf', '.log'];
+                const isText = textExts.some(ext => file.name.toLowerCase().endsWith(ext)) || file.type.startsWith('text/');
+                
                 reader.onload = (e) => {
                     attachedFiles.value.push({ name: file.name, content: e.target.result });
                 };
-                reader.readAsText(file);
+
+                if (isText) {
+                    reader.readAsText(file);
+                } else {
+                    reader.readAsDataURL(file);
+                }
             };
 
             const removeFile = (index) => { attachedFiles.value.splice(index, 1); };
 
             const exportProject = (format) => { if(activeProject.value) window.open(`/api/projects/${activeProject.value.id}/export?format=${format}`, '_blank'); };
             const copyToClipboard = async (text) => { try { await navigator.clipboard.writeText(text); alert("Copié !"); } catch (e) {} };
-            const downloadFile = (content, hint) => { let fname = hint ? hint.trim() : 'code.txt'; if (!fname.includes('.')) fname += '.txt'; const blob = new Blob([content], { type: 'text/plain;charset=utf-8' }); const url = URL.createObjectURL(blob); const a = document.createElement('a'); a.href = url; a.download = fname; a.click(); URL.revokeObjectURL(url); };
+            
+            const downloadFile = (content, hint, mimeType = 'text/plain;charset=utf-8') => { 
+                let fname = hint ? hint.trim() : 'code.txt'; 
+                if (!fname.includes('.')) fname += '.txt'; 
+                const blob = new Blob([content], { type: mimeType }); 
+                const url = URL.createObjectURL(blob); 
+                const a = document.createElement('a'); 
+                a.href = url; 
+                a.download = fname; 
+                a.click(); 
+                URL.revokeObjectURL(url); 
+            };
+            
             const downloadMessage = (content, dateString) => { downloadFile(content, `message_${dateString.replace(/[:T.Z]/g, '-')}.txt`); };
             const parseMessage = (content) => { const regex = /```([\w.-]*)\n([\s\S]*?)```/g; let parts = [], last = 0, m; while ((m = regex.exec(content)) !== null) { if (m.index > last) parts.push({ type: 'text', content: content.slice(last, m.index) }); parts.push({ type: 'code', language: m[1], content: m[2] }); last = m.index + m[0].length; } if (last < content.length) parts.push({ type: 'text', content: content.slice(last) }); return parts.length > 0 ? parts : [{ type: 'text', content: content }]; };
 
             const fetchProjects = async () => { try { const res = await fetch('/api/projects'); if(res.ok) projects.value = await res.json(); nextTick(()=>lucide.createIcons()); } catch(e){} };
-            const selectProject = async (project) => { activeView.value = 'chat'; activeProject.value = project; messages.value = []; try { const res = await fetch(`/api/projects/${project.id}/messages`); if(res.ok) { messages.value = await res.json(); scrollToBottom(); nextTick(()=>lucide.createIcons()); } } catch(e){} };
-            const createNewProject = async () => { activeView.value = 'chat'; isLoading.value = true; try { const res = await fetch('/api/projects', { method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify({title: "Nouvelle discussion"})}); if(res.ok){ const np = await res.json(); projects.value.unshift(np); selectProject(np); } } catch(e){} finally{isLoading.value = false;} };
+            const selectProject = async (project) => { 
+                activeView.value = 'chat'; 
+                activeProject.value = project; 
+                messages.value = []; 
+                logToTerminal(`Chargement du projet: ${project.title}`);
+
+                const saved = localStorage.getItem('aethas_config_' + project.id);
+                if (saved) {
+                    try {
+                        const config = JSON.parse(saved);
+                        workers.value = config.workers || ["", "", "", "", ""];
+                        selectedPrompter.value = config.prompter || "";
+                        selectedConcatenator.value = config.concatenator || "";
+                    } catch(e) {
+                        workers.value = ["", "", "", "", ""];
+                        selectedPrompter.value = "";
+                        selectedConcatenator.value = "";
+                    }
+                } else {
+                    workers.value = ["", "", "", "", ""];
+                    selectedPrompter.value = "";
+                    selectedConcatenator.value = "";
+                }
+
+                try { 
+                    const res = await fetch(`/api/projects/${project.id}/messages`); 
+                    if(res.ok) { 
+                        messages.value = await res.json(); 
+                        scrollToBottom(); 
+                        nextTick(()=>lucide.createIcons()); 
+                    } else if (res.status === 401) {
+                        alert("Votre session a expiré."); window.location.href = '/login';
+                    }
+                } catch(e){} 
+
+                await validateConfigAndReplace();
+            };
+            
+            const createNewProject = async () => { 
+                activeView.value = 'chat'; isLoading.value = true; 
+                try { 
+                    const res = await fetch('/api/projects', { method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify({title: "Nouvelle discussion"})}); 
+                    if(res.ok){ const np = await res.json(); projects.value.unshift(np); selectProject(np); } else if (res.status === 401) { alert("Session expirée."); window.location.href='/login'; }
+                } catch(e){} finally{isLoading.value = false;} 
+            };
 
             const sendMessage = async () => {
                 const activeWorkers = workers.value.filter(w => w && w.trim() !== "");
@@ -614,19 +922,15 @@
                 scrollToBottom();
                 
                 const payloadFiles = [...attachedFiles.value];
-
                 const payload = { 
                     role: 'user', 
                     content: userText || "Analyse ces fichiers joints.", 
-                    config: { 
-                        workers: activeWorkers, 
-                        prompter: selectedPrompter.value, 
-                        concatenator: selectedConcatenator.value 
-                    },
+                    config: { workers: activeWorkers, prompter: selectedPrompter.value, concatenator: selectedConcatenator.value },
                     files: payloadFiles
                 };
 
                 attachedFiles.value = [];
+                logToTerminal("Envoi de la requête à l'orchestrateur...");
 
                 try {
                     const response = await fetch(`/api/projects/${activeProject.value.id}/messages`, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify(payload) });
@@ -634,10 +938,27 @@
                         const data = await response.json(); 
                         if (Array.isArray(data)) messages.value = data; 
                         await fetchFinances(); 
+                    } else if (response.status === 401) {
+                        alert("Votre session a expiré. Veuillez vous reconnecter.");
+                        window.location.href = '/login';
+                        return;
                     } else { 
                         const err = await response.json(); alert("Erreur API IA : " + err.detail); 
                     }
-                } catch (error) {} finally { isAiThinking.value = false; scrollToBottom(); nextTick(()=>lucide.createIcons()); }
+                } catch (error) {
+                    alert("Erreur locale lors de l'envoi : " + error.message);
+                } finally { 
+                    isAiThinking.value = false; 
+                    scrollToBottom(); 
+                    nextTick(()=>lucide.createIcons()); 
+                    
+                    fetchProjects().then(() => {
+                        if(activeProject.value) {
+                            const updated = projects.value.find(p => p.id === activeProject.value.id);
+                            if(updated) activeProject.value.title = updated.title;
+                        }
+                    });
+                }
             };
 
             const changePassword = async () => {
@@ -652,17 +973,27 @@
             const togglePin = async (pid) => { try { const res = await fetch(`/api/projects/${pid}/pin`, { method: 'PUT' }); if (res.ok) { const up = await res.json(); const i = projects.value.findIndex(p => p.id === pid); if (i !== -1) projects.value[i] = up; } } catch (e) {} };
             const deleteProject = async (pid) => { if (!confirm("Supprimer ce projet ?")) return; try { const res = await fetch(`/api/projects/${pid}`, { method: 'DELETE' }); if (res.ok) { projects.value = projects.value.filter(p => p.id !== pid); if (activeProject.value && activeProject.value.id === pid) activeProject.value = null; } } catch (e) {} };
 
-            onMounted(() => { lucide.createIcons(); fetchUser(); fetchProjects(); fetchModelsInfo(); fetchFinances(); });
+            onMounted(() => { 
+                lucide.createIcons(); 
+                fetchUser(); 
+                fetchProjects(); 
+                fetchModelsInfo().then(() => {
+                    if(activeProject.value) validateConfigAndReplace();
+                }); 
+                fetchFinances(); 
+                logInterval = setInterval(fetchLogs, 2000);
+            });
 
             return { 
                 user, activeView, settingsTab, isSidebarOpen, toggleSidebar, prompt, autoResize, promptTextarea, 
                 projects, pinnedProjects, recentProjects, activeProject, messages, isAiThinking,
                 createNewProject, selectProject, renameProject, sendMessage, isLoading, togglePin, deleteProject,
-                isSettingsModalOpen, openSettings, closeSettings, passForm, settingsMessage, isSavingSettings, changePassword, uploadAvatar,
-                modelInfo, financesList, filterSearch, filterDomain, filterPricing, filteredModels, getFilteredModelsForCol, formatDate, syncModels, isSyncing,
-                workers, selectedPrompter, selectedConcatenator, colPricing, colDomain,
+                openSettings, closeSettings, passForm, settingsMessage, isSavingSettings, changePassword, uploadAvatar,
+                modelInfo, financesList, filterSearch, filterDomain, filterPricing, filterProvider, uniqueProviders, filteredModels, getFilteredModelsForCol, formatDate, syncModels, isSyncing,
+                workers, selectedPrompter, selectedConcatenator, colPricing, colDomain, downloadTemplate, exportCSV, handleConfigImport,
+                isAssignModalOpen, openAssignModal, closeAssignModal, assignForm, assignMessage, confirmAssignModel,
                 attachedFiles, handleFileUpload, handlePaste, removeFile,
-                exportProject, copyToClipboard, downloadFile, downloadMessage, parseMessage
+                exportProject, copyToClipboard, downloadFile, downloadMessage, parseMessage, systemLogs
             };
         }
     }).mount('#app');

requirements.txt

@@ -14,4 +14,7 @@ PyJWT
 openai
 httpx
 python-multipart
-pytz
+pytz
+PyPDF2
+openpyxl
+oletools