//! Zenoh middleware integration
//!
//! Provides pub/sub, RPC, and discovery with 4-6 byte wire overhead

use crate::error::Result;
use parking_lot::RwLock;
use std::sync::Arc;
use tracing::info;

/// Zenoh session wrapper
pub struct Zenoh {
    _config: ZenohConfig,
    _inner: Arc<RwLock<()>>, // Placeholder for actual Zenoh session
}

#[derive(Debug, Clone)]
pub struct ZenohConfig {
    pub mode: String,
    pub connect: Vec<String>,
    pub listen: Vec<String>,
}

impl Default for ZenohConfig {
    fn default() -> Self {
        Self {
            mode: "peer".to_string(),
            connect: vec![],
            listen: vec!["tcp/0.0.0.0:7447".to_string()],
        }
    }
}

impl Zenoh {
    /// Create a new Zenoh session
    pub async fn new(config: ZenohConfig) -> Result<Self> {
        info!("Initializing Zenoh middleware in {} mode", config.mode);

        // In a real implementation, this would initialize Zenoh
        // For now, we create a placeholder
        Ok(Self {
            _config: config,
            _inner: Arc::new(RwLock::new(())),
        })
    }

    /// Create Zenoh with default configuration
    pub async fn open() -> Result<Self> {
        Self::new(ZenohConfig::default()).await
    }

    /// Get the configuration
    pub fn config(&self) -> &ZenohConfig {
        &self._config
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[tokio::test]
    async fn test_zenoh_creation() {
        let zenoh = Zenoh::open().await;
        assert!(zenoh.is_ok());
    }
}