#!/usr/bin/env python3
"""
Temporäres Skript zum Hinzufügen der fehlenden /api/statistics/public Route
"""

with open('app.py', 'r', encoding='utf-8') as f:
    content = f.read()

# Die neue Route die hinzugefügt werden soll
new_route = '''
# ===== ÖFFENTLICHE STATISTIK-API =====

@app.route("/api/statistics/public", methods=['GET'])
def api_public_statistics():
    """
    Öffentliche Statistiken ohne Authentifizierung.
    
    Stellt grundlegende, nicht-sensible Systemstatistiken bereit,
    die auf der Startseite angezeigt werden können.
    
    Returns:
        JSON: Öffentliche Statistiken
    """
    try:
        db_session = get_db_session()
        
        # Grundlegende, nicht-sensible Statistiken
        total_jobs = db_session.query(Job).count()
        completed_jobs = db_session.query(Job).filter(Job.status == "finished").count()
        total_printers = db_session.query(Printer).count()
        active_printers = db_session.query(Printer).filter(
            Printer.active == True,
            Printer.status.in_(["online", "available", "idle"])
        ).count()
        
        # Erfolgsrate berechnen
        success_rate = round((completed_jobs / total_jobs * 100) if total_jobs > 0 else 0, 1)
        
        # Anonymisierte Benutzerstatistiken
        total_users = db_session.query(User).filter(User.active == True).count()
        
        # Letzte 30 Tage Aktivität (anonymisiert)
        thirty_days_ago = datetime.now() - timedelta(days=30)
        recent_jobs = db_session.query(Job).filter(
            Job.created_at >= thirty_days_ago
        ).count()
        
        db_session.close()
        
        public_stats = {
            "system_info": {
                "total_jobs": total_jobs,
                "completed_jobs": completed_jobs,
                "success_rate": success_rate,
                "total_printers": total_printers,
                "active_printers": active_printers,
                "active_users": total_users,
                "recent_activity": recent_jobs
            },
            "health_indicators": {
                "system_status": "operational",
                "printer_availability": round((active_printers / total_printers * 100) if total_printers > 0 else 0, 1),
                "last_updated": datetime.now().isoformat()
            },
            "features": {
                "multi_location_support": True,
                "real_time_monitoring": True,
                "automated_scheduling": True,
                "advanced_reporting": True
            }
        }
        
        return jsonify(public_stats)
        
    except Exception as e:
        app_logger.error(f"Fehler bei öffentlichen Statistiken: {str(e)}")
        
        # Fallback-Statistiken bei Fehler
        return jsonify({
            "system_info": {
                "total_jobs": 0,
                "completed_jobs": 0,
                "success_rate": 0,
                "total_printers": 0,
                "active_printers": 0,
                "active_users": 0,
                "recent_activity": 0
            },
            "health_indicators": {
                "system_status": "maintenance",
                "printer_availability": 0,
                "last_updated": datetime.now().isoformat()
            },
            "features": {
                "multi_location_support": True,
                "real_time_monitoring": True,
                "automated_scheduling": True,
                "advanced_reporting": True
            },
            "error": "Statistiken temporär nicht verfügbar"
        }), 200  # 200 statt 500 um Frontend nicht zu brechen

'''

# Füge die Route vor @app.route("/api/stats", methods=['GET']) hinzu
marker = '@app.route("/api/stats", methods=[\'GET\'])'
if marker in content:
    parts = content.split(marker, 1)
    new_content = parts[0] + new_route + marker + parts[1]
    
    with open('app.py', 'w', encoding='utf-8') as f:
        f.write(new_content)
    print('✅ Öffentliche Statistik-API Route hinzugefügt')
else:
    print('❌ Marker nicht gefunden - versuche alternativen Marker')
    # Versuche alternativen Marker
    alt_marker = '@app.route("/api/stats", methods=[\"GET\"])'
    if alt_marker in content:
        parts = content.split(alt_marker, 1)
        new_content = parts[0] + new_route + alt_marker + parts[1]
        
        with open('app.py', 'w', encoding='utf-8') as f:
            f.write(new_content)
        print('✅ Öffentliche Statistik-API Route mit alternativem Marker hinzugefügt')
    else:
        print('❌ Auch alternativer Marker nicht gefunden')
        print('Suche verfügbare Marker...')
        import re
        stats_markers = re.findall(r'@app\.route\("/api/stats".*?\)', content)
        print(f'Gefundene Stats-Marker: {stats_markers}')