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use native_tls::TlsConnector;
use printstats::*;
use reqwest::Client;
use rumqttc::{AsyncClient, Event, MqttOptions, Packet, QoS, Transport};
use std::collections::HashMap;
use std::fs;
use std::sync::Arc;
use std::time::Duration;
use tokio::sync::Mutex;
#[tokio::main]
async fn main() {
let content = fs::read_to_string("config.toml").expect("Couldn't read config.toml");
let config = Config::load(&content);
let state: Arc<Mutex<HashMap<String, PrinterState>>> = Arc::new(Mutex::new(HashMap::new()));
for printer in config.printers {
match printer {
Printer::Prusa {
name,
host,
api_key,
..
} => {
let state_clone = state.clone();
tokio::spawn(async move {
loop {
let result: Result<(), Box<dyn std::error::Error + Send + Sync>> = async {
let client = Client::new();
let response = client
.get(format!("http://{}/api/v1/status", host))
.header("X-Api-Key", &api_key)
.send()
.await?
.json::<PrusaStatus>()
.await?;
let mut lock = state_clone.lock().await;
lock.entry(name.clone())
.and_modify(|prs| prs.bed_temp = response.printer.temp_bed)
.or_insert_with(|| PrinterState {
name: name.clone(),
bed_temp: response.printer.temp_bed,
..Default::default()
});
Ok(())
}
.await;
if let Err(e) = result {
eprintln!("Error polling Prusa printer {}: {}", name, e);
}
tokio::time::sleep(Duration::from_secs(5)).await;
}
});
}
Printer::Bambu {
name,
host,
serial_number,
access_code,
} => {
println!("Found Bambu: {} at {}", name, host);
let state_clone = Arc::clone(&state);
tokio::spawn(async move {
let mut mqttoptions = MqttOptions::new(&name, &host, 8883);
mqttoptions.set_keep_alive(Duration::from_secs(5));
mqttoptions.set_credentials("bblp", &access_code);
// Bambu printers use TLS with a self-signed certificate
let connector = TlsConnector::builder()
.danger_accept_invalid_certs(true)
.build()
.unwrap();
mqttoptions.set_transport(Transport::tls_with_config(connector.into()));
let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
client
.subscribe(format!("device/{}/report", serial_number), QoS::AtMostOnce)
.await
.unwrap();
loop {
// eventloop.poll() yields back to Tokio when there's no data
match eventloop.poll().await {
Ok(notification) => {
if let Event::Incoming(Packet::Publish(p)) = notification {
let mut lock = state_clone.lock().await;
println!("{:?}", &p.payload);
if let Ok(msg) =
serde_json::from_slice::<BambuMessage>(&p.payload)
{
lock.entry(name.clone())
.and_modify(|prs| prs.bed_temp = msg.print.bed_temper)
.or_insert_with(|| PrinterState {
name: name.clone(),
bed_temp: msg.print.bed_temper,
..Default::default()
});
println!("Updated state for {}: {:?}", &name, p.payload);
}
}
}
Err(e) => {
eprintln!("MQTT error: {:?}", e);
tokio::time::sleep(Duration::from_secs(5)).await; // Simple retry
}
}
}
});
}
}
}
loop {
tokio::select! {
_ = tokio::signal::ctrl_c() => {
println!("Shutting down...");
break;
}
_ = tokio::time::sleep(Duration::from_secs(1)) => {
println!("-- PRINTER STATE --");
let lock = state.lock().await;
for (key, value) in lock.iter() {
println!("{}: {:?}", key, value);
}
}
}
}
}
|
