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use std::os::unix::net::{UnixStream,UnixListener};
use std::sync::Mutex;
use std::thread::{sleep,spawn};
use std::time::{Duration,Instant,SystemTime};
use clap::Parser;
use serde::{Serialize,Deserialize};
#[derive(Parser)]
struct Cli {
#[arg(short='d', long)]
daemon: bool,
#[arg(short='v', long)]
verbose: bool,
#[arg(short='D', long, default_value="10")]
delay: u64,
#[arg(short='s', long, default_value="varanus.sock")]
socket: String,
}
#[derive(Serialize, Deserialize)]
struct Battery {
}
#[derive(Serialize, Deserialize)]
struct Power {
}
#[derive(Serialize, Deserialize)]
struct Process {
power: Power,
}
#[derive(Serialize, Deserialize)]
struct State {
asof: SystemTime,
}
fn init_state() -> State {
let asof = SystemTime::now();
return State {
asof: asof,
}
}
fn update_state(state: &mut State) {
let asof = SystemTime::now();
state.asof = asof;
}
fn get_state(sockfile: String) -> std::io::Result<State> {
let mut socket = UnixStream::connect(sockfile);
Ok(init_state())
}
fn main() {
let args = Cli::parse();
if args.daemon {
let start = Instant::now();
let delay_ms: u64 = args.delay * 1000;
let mut cycle: u64 = 0;
let state_mutex = Mutex::new(init_state());
let listener = spawn(move || {
});
loop {
cycle += 1;
sleep(Duration::from_millis(cycle*delay_ms) - start.elapsed());
if args.verbose {
println!("{:?} elapsed; updating state...", start.elapsed());
}
{
let mut state = state_mutex.lock().unwrap();
update_state(&mut state);
}
}
} else {
let state = get_state(args.socket).unwrap();
}
}
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