anya-core 1.2.0

// P2P Communication Port
// Bitcoin Development Framework v2.5 - Hexagonal Architecture

use crate::ports::Port;

/// P2P message types
#[derive(Debug, Clone)]
pub enum MessageType {
    Version,
    VerAck,
    GetBlocks,
    GetHeaders,
    Tx,
    Block,
    GetAddr,
    Addr,
    Ping,
    Pong,
    // Taproot-specific messages
    TaprootSigRequest,
    TaprootSigResponse,
}

/// P2P message structure
#[derive(Debug, Clone)]
pub struct Message {
    message_type: MessageType,
    payload: Vec<u8>,
}

/// P2P port implementation
#[derive(Default)]
pub struct P2PPort {
    connected: bool,
    peers: Vec<String>,
}

impl P2PPort {
    pub fn new() -> Self {
        P2PPort {
            connected: false,
            peers: Vec::new(),
        }
    }
    
    pub fn connect(&mut self) -> Result<(), String> {
        // Placeholder for connection logic
        self.connected = true;
        Ok(())
    }
    
    pub fn disconnect(&mut self) {
        self.connected = false;
    }
    
    pub fn add_peer(&mut self, peer_address: String) {
        self.peers.push(peer_address);
    }
    
    pub fn get_peers(&self) -> &[String] {
        &self.peers
    }
    
    pub fn send_message(&self, _message: Message) -> Result<(), String> {
        // Placeholder for message sending logic
        if !self.connected {
            return Err("Not connected".to_string());
        }
        
        // Actual implementation would send the message to the network
        Ok(())
    }
}

impl Port for P2PPort {
    fn name(&self) -> &'static str {
        "p2p"
    }
    
    fn version(&self) -> &'static str {
        "1.0.0"
    }
    
    fn is_connected(&self) -> bool {
        self.connected
    }
}