use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Metrics {
    pub system_info: SystemInfo,
    pub cpu: CPU,
    pub disk: Disk,
    pub memory: Memory,
    pub network: Network,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SystemInfo {
    pub uptime: u64,
    pub host: Option<String>,
    pub name: Option<String>,
    pub kernel: Option<String>,
    pub os_version: Option<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CPU {
    pub usage: f32,
    pub threads: usize,
    pub breakdown: CpuBreakdown,
}

#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct CpuBreakdown {
    pub system: f32,
    pub user: f32,
    pub idle: f32,
    pub steal: f32,
    pub iowait: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Disk {
    pub free: u64,
    pub total: u64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Memory {
    pub used: u64,
    pub total: u64,
    pub swap_used: u64,
    pub swap_total: u64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Network {
    pub down: u64,
    pub up: u64,
}