from typing import Dict, Any
from ..base_resource import BaseAwsResource

class Route53Core(BaseAwsResource):
    """
    Core Route53 class with main attributes and authentication logic.
    """
    def __init__(self, name: str, *args, **kwargs):
        super().__init__(name)
        # Core attributes (to be filled in)
        self.hosted_zone_id = None
        self.domain_name = None
        self.zone_type = 'public'  # public or private
        self.records = []
        self.tags = {}
        self.zone_exists = False
        self.route53_manager = None
        
        # Additional attributes for configuration mixin
        self.private_zone = False
        self.health_checks = []
        self.vpc_associations = []
        self.comment_text = None

    def _initialize_managers(self):
        """Initialize resource-specific managers"""
        # Route53 manager will be initialized after authentication
        self.route53_manager = None

    def _post_authentication_setup(self):
        """Setup after authentication"""
        # Initialize Route53 client
        self.route53_client = self.get_route53_client()
        
        # Initialize the Route53 manager after authentication
        # In a real implementation, this would import and initialize the actual manager
        # For now, we'll use a mock manager
        self.route53_manager = MockRoute53Manager()
    
    def get_route53_client(self, region: str = None):
        """Get Route53 client for this resource"""
        return self.get_client('route53', region)
    
    def get_client(self, service_name: str, region: str = None):
        """Get AWS client for specified service"""
        from ..auth_service import AwsAuthenticationService
        return AwsAuthenticationService.get_client(service_name, region)
    
    def create(self):
        """Create/update Route53 hosted zone - delegates to lifecycle mixin"""
        # Import here to avoid circular imports
        from .route53_lifecycle import Route53LifecycleMixin
        # Call the lifecycle mixin's create method
        return Route53LifecycleMixin.create(self)

    def destroy(self):
        """Destroy Route53 hosted zone - delegates to lifecycle mixin"""
        # Import here to avoid circular imports
        from .route53_lifecycle import Route53LifecycleMixin
        # Call the lifecycle mixin's destroy method
        return Route53LifecycleMixin.destroy(self)

    def preview(self):
        """Preview Route53 hosted zone configuration"""
        return {
            "resource_type": "AWS Route53 Hosted Zone",
            "domain_name": self.domain_name or self.name,
            "zone_type": self.zone_type,
            "records_count": len(self.records),
            "health_checks_count": len(self.health_checks),
            "vpc_associations_count": len(self.vpc_associations),
            "tags_count": len(self.tags),
            "estimated_monthly_cost": self._estimate_monthly_cost()
        }

    def _estimate_monthly_cost(self) -> str:
        """Estimate monthly cost for Route53 hosted zone"""
        # Route53 pricing: $0.50 per hosted zone per month + $0.40 per million queries
        # Simplified calculation
        base_cost = 0.50  # Base hosted zone cost per month
        
        # Estimate query cost (depends on traffic, simplified to 1M queries average)
        estimated_queries = 1_000_000
        query_cost = (estimated_queries / 1_000_000) * 0.40
        
        total_cost = base_cost + query_cost
        return f"${total_cost:.2f}"


class MockRoute53Manager:
    """Mock Route53 manager for testing purposes"""
    
    def __init__(self):
        self.zones = {}
    
    def discover_existing_zones(self):
        """Mock discovery of existing zones"""
        return self.zones
    
    def create_hosted_zone(self, zone_config):
        """Mock creation of hosted zone"""
        zone_id = f"Z{zone_config['name'].upper()}123456789"
        self.zones[zone_config['name']] = {
            'id': zone_id,
            'name': zone_config['name'],
            'type': zone_config.get('type', 'public'),
            'status': 'Active'
        }
        return self.zones[zone_config['name']]
    
    def delete_hosted_zone(self, zone_id):
        """Mock deletion of hosted zone"""
        for name, zone in self.zones.items():
            if zone['id'] == zone_id:
                del self.zones[name]
                return {'deleted': True, 'zone_id': zone_id}
        return {'deleted': False, 'zone_id': zone_id} 