//! A controllable LAN peer for verifying the agent's serverless sync, without a
//! second clipboard-touching process. Dead server → only the LAN transport can
//! move data.
//!   cargo run --example lan_peer -- <room> <text-to-send>
//! Prints `RECV <text>` for anything received; sends <text-to-send> once after
//! discovery settles.

use std::time::Duration;

use tethercore::{Engine, Message, MessageHandler};

struct Printer;
impl MessageHandler for Printer {
    fn on_message(&self, msg: Message) {
        println!("RECV {}", msg.text);
    }
    fn on_status(&self, _connected: bool) {}
    fn on_file(&self, _name: String, _mime: String, _data: Vec<u8>) {}
}

fn main() {
    let room = std::env::args().nth(1).unwrap_or_else(|| "lan-verify".into());
    let send = std::env::args().nth(2);
    // High `from` so it accepts the agent's dial (lower id dials).
    let e = Engine::new("http://127.0.0.1:1".into(), room, "zzz-peer".into(), "peer".into(), "Rust LAN Peer".into(), "".into());
    e.start(Box::new(Printer));

    std::thread::sleep(Duration::from_secs(6)); // let mDNS discover + TCP connect
    if let Some(s) = send {
        e.send(s);
    }
    std::thread::sleep(Duration::from_secs(8));
}