"""
Views for monitoring and metrics.
"""
from rest_framework.decorators import api_view, permission_classes
from rest_framework.permissions import IsAuthenticated
from rest_framework.response import Response
from django.db.models import Count
from apps.core.models import APIUsage
from datetime import datetime, timedelta


@api_view(['GET'])
@permission_classes([IsAuthenticated])
def metrics(request):
    """Get system metrics."""
    # This would be implemented with actual metrics collection
    return Response({
        'api_calls_today': 0,
        'active_users': 0,
        'system_status': 'healthy',
    })


@api_view(['GET'])
@permission_classes([IsAuthenticated])
def health_check(request):
    """Detailed health check."""
    return Response({
        'status': 'healthy',
        'timestamp': datetime.now().isoformat(),
        'services': {
            'database': 'healthy',
            'redis': 'healthy',
            'celery': 'healthy',
        }
    })