class AutoLogoutManager{constructor(){this.timer=null;this.warningTimer=null;this.timeout=60;this.warningTime=5;this.isWarningShown=false;this.init();}
async init(){await this.loadSettings();this.setupActivityListeners();this.startTimer();}
async loadSettings(){try{const response=await fetch('/api/user/settings');if(response.ok){const data=await response.json();if(data.success&&data.settings.privacy?.auto_logout){const timeout=parseInt(data.settings.privacy.auto_logout);if(timeout>0&&timeout!=='never'){this.timeout=timeout;}else{this.timeout=0;}}}}catch(error){console.warn('Auto-Logout-Einstellungen konnten nicht geladen werden:',error);}}
setupActivityListeners(){const events=['mousedown','mousemove','keypress','scroll','touchstart','click'];events.forEach(event=>{document.addEventListener(event,()=>this.resetTimer(),{passive:true});});}
startTimer(){if(this.timeout<=0)return;this.clearTimers();const timeoutMs=this.timeout*60*1000;const warningMs=this.warningTime*60*1000;this.warningTimer=setTimeout(()=>this.showWarning(),timeoutMs-warningMs);this.timer=setTimeout(()=>this.performLogout(),timeoutMs);}
resetTimer(){if(this.isWarningShown){this.closeWarning();}
this.startTimer();}
clearTimers(){if(this.timer)clearTimeout(this.timer);if(this.warningTimer)clearTimeout(this.warningTimer);}
showWarning(){if(this.isWarningShown)return;this.isWarningShown=true;const modal=document.createElement('div');modal.id='auto-logout-warning';modal.className='fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50';modal.innerHTML=`<div class="bg-white dark:bg-slate-800 rounded-lg p-6 max-w-md mx-4 shadow-xl"><h3 class="text-lg font-medium text-slate-900 dark:text-white mb-4">Automatische Abmeldung</h3><p class="text-sm text-slate-600 dark:text-slate-300 mb-4">Sie werden in ${this.warningTime}Minuten aufgrund von Inaktivität abgemeldet.</p><div class="flex space-x-3"><button id="stay-logged-in"class="bg-blue-600 text-white px-4 py-2 rounded-lg">Angemeldet bleiben</button><button id="logout-now"class="bg-gray-300 text-slate-700 px-4 py-2 rounded-lg">Jetzt abmelden</button></div></div>`;document.body.appendChild(modal);document.getElementById('stay-logged-in').onclick=()=>{this.closeWarning();this.sendKeepAlive();this.resetTimer();};document.getElementById('logout-now').onclick=()=>{this.performLogout();};}
closeWarning(){const modal=document.getElementById('auto-logout-warning');if(modal)modal.remove();this.isWarningShown=false;}
async sendKeepAlive(){try{await fetch('/api/auth/keep-alive',{method:'POST',headers:{'Content-Type':'application/json','X-CSRFToken':this.getCSRFToken()}});}catch(error){console.warn('Keep-Alive fehlgeschlagen:',error);}}
getCSRFToken(){const metaTag=document.querySelector('meta[name="csrf-token"]');return metaTag?metaTag.getAttribute('content'):'';}
async performLogout(){this.closeWarning();this.clearTimers();window.location.href='/auth/logout';}}
document.addEventListener('DOMContentLoaded',function(){if(!window.location.pathname.includes('/login')){window.autoLogoutManager=new AutoLogoutManager();}});