  # Create an emulator with 10 stub Autonomous Systems (AS) and hosts
emulator = Emulator(num_as=10, num_hosts=10)

# Create an Ethereum service with saveState set to True and override set to True
ethereum_service = EthereumService(save_state=True, override=True)

# Create two blockchains, one based on Proof of Work (POW) and the other on Proof of Authority (POA)
pow_blockchain = Blockchain(name="Proof of Work", consensus_algorithm="pow")
poa_blockchain = Blockchain(name="Proof of Authority", consensus_algorithm="poa")

# Create four nodes for each blockchain
pow_nodes = [Node(name=f"Node {i+1}", blockchain=pow_blockchain) for i in range(4)]
poa_nodes = [Node(name=f"Node {i+1}", blockchain=poa_blockchain) for i in range(4)]

# Set the first two nodes of each blockchain as bootnodes and start mining on them
pow_bootnodes = pow_nodes[:2]
poa_bootnodes = poa_nodes[:2]
for node in pow_bootnodes:
    node.set_as_bootnode()
    node.start_mining()
for node in poa_bootnodes:
    node.set_as_bootnode()
    node.start_mining()

# Create accounts with a certain balance for the third node of each blockchain
pow_accounts = [Account(balance=1000) for i in range(3)]
poa_accounts = [Account(balance=1000) for i in range(3)]

# Set custom geth command options for the fourth node of each blockchain
pow_node4 = pow_nodes[3]
poa_node4 = poa_nodes[3]
pow_node4.set_geth_command_options(["--maxpeers", "100"])
poa_node4.set_geth_command_options(["--maxpeers", "100"])

# Enable HTTP and WebSocket connections on certain nodes and set custom geth binary file on one of the nodes
pow_node1.enable_http_connection()
pow_node1.enable_websocket_connection()
pow_node1.set_geth_binary_file("geth-pow")

poa_node1.enable_http_connection()
poa_node1.enable_websocket_connection()
poa_node1.set_geth_binary_file("geth-poa")

# Customize the display names of the nodes for visualization purposes
pow_nodes[0].set_display_name("Node 1 (POW)")
pow_nodes[1].set_display_name("Node 2 (POW)")
pow_nodes[2].set_display_name("Node 3 (POW)")
pow_nodes[3].set_display_name("Node 4 (POW)")

poa_nodes[0].set_display_name("Node 1 (POA)")
poa_nodes[1].set_display_name("Node 2 (POA)")
poa_nodes[2].set_display_name("Node 3 (POA)")
poa_nodes[3].set_display_name("Node 4 (POA)")

# Bind the virtual nodes to physical nodes using filters
pow_filter = Filter(name="POW Filter")
poa_filter = Filter(name="POA Filter")

for node in pow_nodes:
    pow_filter.add_node(node)

for node in poa_nodes:
    poa_filter.add_node(node)

# Add the Ethereum layer to the emulator and save the component to a file
ethereum_layer = EthereumLayer(ethereum_service=ethereum_service, blockchains=[pow_blockchain, poa_blockchain])
emulator.add_layer(ethereum_layer)
emulator.save_to_file("emulator.json")

# Compile the emulator with Docker and save the output to a directory
emulator.compile_with_docker(output_directory="output")