feat: intégration du panneau super-admin (clés API/SMTP), recherche web native OpenRouter, cookie étendu (8h), toast notification et reset textarea

backend/main.py

@@ -4,12 +4,12 @@ from fastapi.staticfiles import StaticFiles
 from sqlalchemy.orm import Session
 from typing import List
 import os, json, asyncio, shutil, base64, io, csv, zipfile
-from datetime import datetime
+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, ModelReplacementRequest, LogRequest
+from .schemas import AdminCreate, LoginRequest, ProjectCreate, ProjectResponse, ProjectRename, MessageCreate, MessageResponse, PasswordChange, ModelReplacementRequest, LogRequest, SystemSettingsUpdate, SystemSettingsResponse
 from .models import User, Project, Message, SystemSettings, AIModel, FinancialLog
 from .orchestrator import run_orchestrator, sync_providers_models, sync_finances, activity_logs, log_activity
 
@@ -28,11 +28,25 @@ 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:
+                settings = db.query(SystemSettings).first()
+                if settings:
+                    try: await sync_providers_models(db, settings, "Automatique")
+                    except: pass
+                
+                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 +87,9 @@ 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=604800, samesite="lax")
+    
+    # Session valide 8 heures (28800 secondes)
+    response.set_cookie(key="session_token", value=create_access_token(data={"sub": user.username}), httponly=True, max_age=28800, samesite="lax")
     return {"message": "Connexion réussie"}
 
 @app.get("/dashboard")
@@ -148,6 +164,23 @@ async def upload_avatar(file: UploadFile = File(...), db: Session = Depends(get_
     db.commit()
     return {"message": "Avatar mis à jour", "avatar_path": current_user.avatar_path}
 
+# --- ROUTES SUPER-ADMIN ---
+@app.get("/api/settings", response_model=SystemSettingsResponse)
+def get_settings(db: Session = Depends(get_db), current_user: User = Depends(get_current_user)):
+    if not current_user.is_superadmin: raise HTTPException(status_code=403, detail="Super-Admin requis.")
+    return db.query(SystemSettings).first()
+
+@app.put("/api/settings")
+def update_settings(settings_data: SystemSettingsUpdate, db: Session = Depends(get_db), current_user: User = Depends(get_current_user)):
+    if not current_user.is_superadmin: raise HTTPException(status_code=403, detail="Super-Admin requis.")
+    s = db.query(SystemSettings).first()
+    if not s: raise HTTPException(status_code=404)
+    for k, v in settings_data.dict(exclude_unset=True).items():
+        setattr(s, k, v)
+    db.commit()
+    log_activity("Configuration système mise à jour par le Super-Admin.")
+    return {"message": "Paramètres mis à jour avec succès."}
+
 @app.get("/api/projects", response_model=List[ProjectResponse])
 def get_projects(db: Session = Depends(get_db), current_user: User = Depends(get_current_user)): return db.query(Project).filter(Project.user_id == current_user.id).order_by(Project.created_at.desc()).all()
 
@@ -189,6 +222,16 @@ 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)):
+    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()
+
     extracted_files_data = []
     files_names = []
     

backend/orchestrator.py

@@ -206,7 +206,8 @@ 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"}]}
+        # Activation native du plugin web-search et de compression
+        kwargs["extra_body"] = {"plugins": [{"id": "context-compression"}, {"id": "web-search"}]}
         
     resp = await client.chat.completions.create(**kwargs)
     return resp.choices[0].message.content
@@ -225,7 +226,6 @@ async def run_orchestrator(db: Session, history: list, settings: SystemSettings,
         log_activity(f"Démarrage de l'orchestration. Modèle Prompteur: {p_mod}")
         p_client, p_prov = get_client_for_model(db, p_mod, settings)
 
-        # --- 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).")
@@ -270,7 +270,6 @@ async def run_orchestrator(db: Session, history: list, settings: SystemSettings,
             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)

backend/schemas.py

@@ -20,6 +20,26 @@ class AdminCreate(BaseModel):
     cloudflare_api_token: Optional[str] = None
     huggingface_api_key: Optional[str] = None
 
+class SystemSettingsBase(BaseModel):
+    smtp_host: Optional[str] = None
+    smtp_port: Optional[int] = None
+    smtp_user: Optional[str] = None
+    smtp_password: Optional[str] = None
+    openrouter_api_key: Optional[str] = None
+    openrouter_management_key: Optional[str] = None
+    groq_api_key: Optional[str] = None
+    gemini_api_key: Optional[str] = None
+    deepseek_api_key: Optional[str] = None
+    mistral_api_key: Optional[str] = None
+    cloudflare_account_id: Optional[str] = None
+    cloudflare_api_token: Optional[str] = None
+    huggingface_api_key: Optional[str] = None
+
+class SystemSettingsUpdate(SystemSettingsBase): pass
+
+class SystemSettingsResponse(SystemSettingsBase):
+    class Config: from_attributes = True
+
 class LoginRequest(BaseModel):
     username: str
     password: str

frontend/dashboard.html

@@ -23,6 +23,74 @@
 
 <div id="app" class="flex w-full h-full relative bg-aethas-dark">
 
+    <!-- TOAST NOTIFICATION TEMPORAIRE -->
+    <div v-if="toastVisible" class="fixed bottom-6 right-6 bg-gray-800 border-l-4 border-aethas-cyan text-gray-200 p-4 rounded shadow-[0_0_15px_rgba(6,182,212,0.3)] z-[200] flex items-center gap-3 transition-opacity duration-300">
+        <i data-lucide="check-circle" class="w-5 h-5 text-aethas-cyan"></i>
+        <span class="text-sm font-medium">{{ toastMessage }}</span>
+    </div>
+
+    <!-- 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="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">
+                <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>
+    </div>
+
+    <!-- MODAL PARAMÈTRES (PROFIL) -->
+    <div v-if="isSettingsModalOpen" 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>
+            </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>
+                </button>
+            </div>
+        </div>
+    </div>
+
     <!-- BARRE LATÉRALE -->
     <div :class="['transition-all duration-300 flex-shrink-0 relative z-50 flex flex-col', isSidebarOpen ? 'w-72' : 'w-0']">
         <aside :class="['absolute top-0 left-0 h-full w-72 bg-aethas-panel border-r border-gray-700 flex flex-col transition-transform duration-300', isSidebarOpen ? 'translate-x-0' : '-translate-x-full']">
@@ -57,7 +125,10 @@
                     </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>
@@ -177,8 +248,33 @@
 
                 <div v-if="settingsTab === 'super' && user.is_superadmin" class="space-y-6">
                     <div class="bg-gray-800 p-6 rounded-xl border border-gray-700 border-l-4 border-l-aethas-purple">
-                        <h3 class="text-lg font-semibold text-purple-400 mb-4">Espace Réservé Super-Admin</h3>
-                        <p class="text-sm text-gray-400">Gestion globale du système.</p>
+                        <h3 class="text-lg font-semibold text-purple-400 mb-4">Espace Réservé Super-Admin - Clés API & SMTP</h3>
+                        
+                        <div v-if="adminSettingsMessage" class="p-3 rounded text-sm mb-4 bg-gray-900 border border-aethas-purple text-purple-300">{{ adminSettingsMessage }}</div>
+
+                        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                            <!-- Clés API -->
+                            <div><label class="block text-xs text-gray-400 mb-1">OpenRouter API Key</label><input v-model="adminSettings.openrouter_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">OpenRouter Management Key</label><input v-model="adminSettings.openrouter_management_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">Gemini API Key</label><input v-model="adminSettings.gemini_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">Groq API Key</label><input v-model="adminSettings.groq_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">DeepSeek API Key</label><input v-model="adminSettings.deepseek_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">Mistral API Key</label><input v-model="adminSettings.mistral_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">HuggingFace API Key</label><input v-model="adminSettings.huggingface_api_key" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">Cloudflare Account ID</label><input v-model="adminSettings.cloudflare_account_id" type="text" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">Cloudflare API Token</label><input v-model="adminSettings.cloudflare_api_token" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            
+                            <!-- SMTP -->
+                            <div class="col-span-1 md:col-span-2 mt-2 border-t border-gray-700 pt-4"><h4 class="text-sm font-semibold text-gray-300 mb-2">Configuration SMTP</h4></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">SMTP Host</label><input v-model="adminSettings.smtp_host" type="text" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">SMTP Port</label><input v-model.number="adminSettings.smtp_port" type="number" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">SMTP User</label><input v-model="adminSettings.smtp_user" type="text" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                            <div><label class="block text-xs text-gray-400 mb-1">SMTP Password</label><input v-model="adminSettings.smtp_password" type="password" class="w-full bg-aethas-dark border border-gray-600 rounded p-2 text-sm text-gray-200 focus:border-aethas-purple outline-none"></div>
+                        </div>
+                        
+                        <button @click="saveAdminSettings" :disabled="isSavingAdminSettings" class="mt-6 w-full bg-aethas-purple hover:bg-purple-600 text-white font-bold py-2 rounded transition-colors disabled:opacity-50">
+                            Sauvegarder la configuration
+                        </button>
                     </div>
                 </div>
             </div>
@@ -224,16 +320,28 @@
                         <option value="paid">Payants</option>
                     </select>
                     
-                    <!-- BOUTON D'EXPORT CSV -->
                     <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">
+                                <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>
@@ -271,17 +379,21 @@
                                 <div v-if="part.type === 'code'" class="my-4 bg-gray-900 rounded-lg border border-gray-700 overflow-hidden shadow-inner">
                                     <div class="flex justify-between items-center px-4 py-2 bg-gray-800 border-b border-gray-700">
                                         <span class="text-xs text-gray-400 font-mono flex items-center gap-2"><i data-lucide="file-code-2" class="w-4 h-4"></i> {{ part.language || 'code' }}</span>
-                                        <button @click="downloadFile(part.content, part.language)" class="text-aethas-cyan hover:text-white flex items-center gap-1 text-xs transition-colors bg-gray-700 hover:bg-gray-600 px-2 py-1 rounded"><i data-lucide="download" class="w-3 h-3"></i> Fichier</button>
+                                        <div class="flex items-center">
+                                            <!-- BOUTON COPIER CODE (NOUVEAU) -->
+                                            <button @click="copyToClipboard(part.content)" class="text-aethas-cyan hover:text-white flex items-center gap-1 text-xs transition-colors bg-gray-700 hover:bg-gray-600 px-2 py-1 rounded mr-2"><i data-lucide="copy" class="w-3 h-3"></i> Copier Code</button>
+                                            <button @click="downloadFile(part.content, part.language)" class="text-aethas-cyan hover:text-white flex items-center gap-1 text-xs transition-colors bg-gray-700 hover:bg-gray-600 px-2 py-1 rounded"><i data-lucide="download" class="w-3 h-3"></i> Fichier</button>
+                                        </div>
                                     </div>
                                     <pre class="p-4 text-xs font-mono text-gray-300 overflow-x-auto custom-scrollbar"><code>{{ part.content }}</code></pre>
                                 </div>
                             </template>
                         </div>
 
-                        <!-- Boutons de copie et téléchargement individuel -->
+                        <!-- Boutons de copie et téléchargement individuel du message -->
                         <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 || 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>
+                            <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 Message</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 Message</button>
                         </div>
                     </div>
 
@@ -431,10 +543,30 @@
             const isLoading = ref(false);
             const isAiThinking = ref(false);
             const isSyncing = ref(false);
-            const isSavingSettings = ref(false);
 
+            // TOAST (Non bloquant)
+            const toastVisible = ref(false);
+            const toastMessage = ref("");
+            const showToast = (msg) => {
+                toastMessage.value = msg;
+                toastVisible.value = true;
+                setTimeout(() => { toastVisible.value = false; }, 5000); // Disparaît après 5 secondes
+            };
+
+            const isAssignModalOpen = ref(false);
+            const assignForm = reactive({ modelId: '', projectId: '', role: 'worker1' });
+            const assignMessage = ref("");
+
+            const isSettingsModalOpen = ref(false);
+
+            // FORMULAIRES SETTINGS
             const passForm = reactive({ old: '', new: '', confirm: '' });
             const settingsMessage = ref("");
+            const isSavingSettings = ref(false);
+
+            const adminSettings = reactive({});
+            const adminSettingsMessage = ref("");
+            const isSavingAdminSettings = ref(false);
             
             const modelInfo = reactive({ last_sync_date: null, last_sync_type: null, models: [] });
             const financesList = ref([]);
@@ -507,11 +639,89 @@
             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 fetchAdminSettings = async () => {
+                try {
+                    const res = await fetch('/api/settings');
+                    if (res.ok) {
+                        const data = await res.json();
+                        Object.assign(adminSettings, data);
+                    }
+                } catch(e) {}
+            };
+
+            const saveAdminSettings = async () => {
+                isSavingAdminSettings.value = true;
+                adminSettingsMessage.value = "";
+                try {
+                    const res = await fetch('/api/settings', {
+                        method: 'PUT', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify(adminSettings)
+                    });
+                    if (res.ok) {
+                        adminSettingsMessage.value = "Paramètres sauvegardés avec succès.";
+                        setTimeout(() => adminSettingsMessage.value="", 3000);
+                    } else {
+                        adminSettingsMessage.value = "Erreur lors de la sauvegarde.";
+                    }
+                } catch (e) {
+                    adminSettingsMessage.value = "Erreur réseau.";
+                }
+                isSavingAdminSettings.value = false;
+            };
+
             const openSettings = () => { 
                 activeView.value = 'settings'; 
                 if(window.innerWidth < 768) isSidebarOpen.value = false;
+                if(user.value.is_superadmin) fetchAdminSettings();
                 nextTick(() => lucide.createIcons()); 
             };
+
+            const closeSettings = () => {
+                isSettingsModalOpen.value = false;
+            };
+
+            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){}
@@ -594,7 +804,7 @@
                     if(res.ok) { 
                         await fetchModelsInfo(); 
                         await fetchFinances();
-                        alert("Synchronisation réussie !"); 
+                        showToast("Synchronisation réussie !"); 
                     } else if (res.status === 401) {
                         alert("Votre session a expiré."); window.location.href = '/login';
                     } else {
@@ -667,7 +877,7 @@
                     selectedConcatenator.value = extractModel('Concateneur');
 
                     await validateConfigAndReplace();
-                    alert("Configuration IA importée et appliquée avec succès !");
+                    showToast("Configuration IA importée et appliquée avec succès !");
                 };
                 reader.readAsText(file);
                 event.target.value = null;
@@ -736,7 +946,14 @@
             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) {} };
+            
+            // COPIE REMPLACEE PAR UN TOAST (NON BLOQUANT)
+            const copyToClipboard = async (text) => { 
+                try { 
+                    await navigator.clipboard.writeText(text); 
+                    showToast("Texte copié dans le presse-papier !"); 
+                } catch (e) {} 
+            };
             
             const downloadFile = (content, hint, mimeType = 'text/plain;charset=utf-8') => { 
                 let fname = hint ? hint.trim() : 'code.txt'; 
@@ -807,8 +1024,12 @@
                     return;
                 }
                 const userText = prompt.value.trim(); 
+                
+                // REINITIALISATION DE LA HAUTEUR DU TEXTAREA
                 prompt.value = ""; 
-                autoResize();
+                nextTick(() => {
+                    if (promptTextarea.value) promptTextarea.value.style.height = 'auto';
+                });
                 
                 const fileNames = attachedFiles.value.map(f => f.name).join(", ");
                 messages.value.push({ id: Date.now(), role: 'user', content: userText + (attachedFiles.value.length > 0 ? `\n[Fichiers joints: ${fileNames}]` : "") });
@@ -845,6 +1066,13 @@
                     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;
+                        }
+                    });
                 }
             };
 
@@ -875,11 +1103,15 @@
                 user, activeView, settingsTab, isSidebarOpen, toggleSidebar, prompt, autoResize, promptTextarea, 
                 projects, pinnedProjects, recentProjects, activeProject, messages, isAiThinking,
                 createNewProject, selectProject, renameProject, sendMessage, isLoading, togglePin, deleteProject,
-                openSettings, passForm, settingsMessage, isSavingSettings, changePassword, uploadAvatar,
+                openSettings, closeSettings, passForm, settingsMessage, isSavingSettings, changePassword, uploadAvatar,
+                adminSettings, adminSettingsMessage, isSavingAdminSettings, saveAdminSettings,
                 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,
+                isSettingsModalOpen,
                 attachedFiles, handleFileUpload, handlePaste, removeFile,
-                exportProject, copyToClipboard, downloadFile, downloadMessage, parseMessage, systemLogs
+                exportProject, copyToClipboard, downloadFile, downloadMessage, parseMessage, systemLogs,
+                toastVisible, toastMessage, showToast
             };
         }
     }).mount('#app');