"""
OpenShift Networking Provider for yamlforge
Supports advanced ingress configurations
"""

from typing import Dict, List
from ..base import BaseOpenShiftProvider


class OpenShiftNetworkingProvider(BaseOpenShiftProvider):
    """OpenShift Networking provider for advanced networking features"""
    
    def generate_networking_features(self, yaml_data: Dict, clusters: List[Dict]) -> str:
        """Generate OpenShift networking features for clusters"""
        
        networking_config = yaml_data.get('openshift_networking', {})
        if not networking_config:
            return ""
        
        terraform_config = ""
        
        # Generate advanced ingress configurations
        if networking_config.get('ingress'):
            terraform_config += self.generate_ingress_resources(networking_config['ingress'])
        
        # Generate ExternalDNS configuration
        if networking_config.get('external_dns'):
            terraform_config += self.generate_external_dns(networking_config['external_dns'])
        
        return terraform_config
    
    def generate_ingress_resources(self) -> str:
        """Generate advanced ingress configurations"""
        
        # TODO: Implement advanced ingress configurations
        return "# TODO: Advanced ingress configurations\n"
    
    def generate_external_dns(self) -> str:
        """Generate ExternalDNS configuration"""
        
        terraform_config = '''
# =============================================================================
# EXTERNAL DNS
# =============================================================================

# ExternalDNS Deployment
resource "kubernetes_manifest" "external_dns_deployment" {
  manifest = {
    apiVersion = "apps/v1"
    kind       = "Deployment"
    metadata = {
      name      = "external-dns"
      namespace = "external-dns"
    }
    spec = {
      replicas = 1
      selector = {
        matchLabels = {
          app = "external-dns"
        }
      }
      template = {
        metadata = {
          labels = {
            app = "external-dns"
          }
        }
        spec = {
          containers = [
            {
              name  = "external-dns"
              image = "k8s.gcr.io/external-dns/external-dns:v0.13.4"
              args = [
                "--source=service",
                "--source=ingress",
                "--domain-filter=example.com",
                "--provider=aws",
                "--policy=upsert-only",
                "--aws-zone-type=public",
                "--registry=txt",
                "--txt-owner-id=external-dns"
              ]
            }
          ]
        }
      }
    }
  }
}

'''
        
        return terraform_config 