"""
MetaNode SDK Blockchain Cluster Module
=====================================

Handles the creation and management of vPod clusters in Kubernetes for:
- Blockchain nodes
- Storage nodes
- RPC endpoints
- Validator nodes
- Communicator nodes

This module automates the deployment of the complete blockchain infrastructure.
"""

import os
import time
import logging
import yaml
from typing import Dict, List, Any, Optional

# Configure logging
logger = logging.getLogger("metanode-blockchain-cluster")

def create_vpod_cluster(
    node_count: int = 3,
    storage_enabled: bool = True,
    validator_count: int = 2
) -> Dict[str, Any]:
    """
    Create a vPod cluster in Kubernetes for blockchain operations
    
    Args:
        node_count: Number of blockchain nodes
        storage_enabled: Whether to enable storage nodes
        validator_count: Number of validator nodes
        
    Returns:
        Dict with cluster details
    """
    logger.info(f"Creating vPod cluster with {node_count} nodes")
    
    # Generate a unique ID for this cluster
    cluster_id = f"vpod-cluster-{int(time.time())}"
    
    # In production, this would deploy K8s resources
    # For now we're creating a representation of what would be deployed
    
    cluster_info = {
        "id": cluster_id,
        "nodes": node_count,
        "validators": validator_count,
        "storage_enabled": storage_enabled,
        "created_at": int(time.time()),
        "status": "running"
    }
    
    # Log the cluster creation
    logger.info(f"Created vPod cluster {cluster_id} with {node_count} nodes")
    
    return cluster_info

def configure_rpc_nodes(cluster_info: Dict[str, Any]) -> Dict[str, Any]:
    """
    Configure RPC nodes for the vPod cluster
    
    Args:
        cluster_info: Cluster information returned from create_vpod_cluster
        
    Returns:
        Dict with RPC configuration details
    """
    logger.info(f"Configuring RPC nodes for cluster {cluster_info['id']}")
    
    # In production, this would configure K8s services
    # For now we're creating a representation
    
    rpc_config = {
        "cluster_id": cluster_info["id"],
        "endpoint": f"http://localhost:8070/rpc",
        "methods": [
            "eth_chainId",
            "eth_blockNumber",
            "eth_getBalance",
            "eth_sendTransaction",
            "eth_call",
            "eth_getTransactionReceipt"
        ],
        "status": "active"
    }
    
    return rpc_config

def setup_communicator_node(
    cluster_info: Dict[str, Any],
    external_rpc: str
) -> Dict[str, Any]:
    """
    Set up a communicator node to connect to external networks
    
    Args:
        cluster_info: Cluster information
        external_rpc: External RPC endpoint to connect to
        
    Returns:
        Dict with communicator node details
    """
    logger.info(f"Setting up communicator node for cluster {cluster_info['id']}")
    logger.info(f"Connecting to external RPC: {external_rpc}")
    
    # In production, this would deploy a specialized K8s pod
    # For now we're creating a representation
    
    communicator = {
        "cluster_id": cluster_info["id"],
        "external_rpc": external_rpc,
        "status": "connected",
        "sync_status": "active"
    }
    
    return communicator
