//! Device manager implementation

use crate::error::Result;
use serde::{Deserialize, Serialize};

/// Device type enumeration
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DeviceType {
    I2C,
    SPI,
    GPIO,
}

/// Device status enumeration
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub enum DeviceStatus {
    Available,
    Unavailable,
    Error(String),
}

/// Device configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct DeviceConfig {
    pub address: String,
    pub parameters: std::collections::HashMap<String, String>,
}

/// Device structure
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Device {
    pub id: String,
    pub device_type: DeviceType,
    pub status: DeviceStatus,
    pub config: DeviceConfig,
}

/// Device manager for managing hardware devices
pub struct DeviceManager {
    // TODO: Add fields for device management
}

impl DeviceManager {
    /// Create a new device manager
    pub fn new() -> Self {
        DeviceManager {}
    }

    /// Discover available devices
    pub async fn discover_devices(&self) -> Result<Vec<Device>> {
        // TODO: Implement device discovery
        Ok(Vec::new())
    }

    /// Register a device
    pub async fn register_device(&mut self, _device: Device) -> Result<()> {
        // TODO: Implement device registration
        Ok(())
    }

    /// Get a device by ID
    pub fn get_device(&self, _id: &str) -> Result<Option<Device>> {
        // TODO: Implement device retrieval
        Ok(None)
    }
}

impl Default for DeviceManager {
    fn default() -> Self {
        Self::new()
    }
}
