chorus-client/src/main.rs

433 lines
14 KiB
Rust

use clap::{App, Arg};
use futures::StreamExt;
use futures_timer::Delay;
use rand::random;
use serde_json::json;
use std::i64;
use std::io::Write;
use serde_derive::Deserialize;
use std::fs::File;
use std::io::prelude::*;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::Arc;
use std::time::{Duration, Instant};
//use tokio::io::AsyncWriteExt;
use tokio::net::udp::SendHalf;
use tokio::net::UdpSocket;
use tokio_tungstenite::connect_async;
use tungstenite::protocol::Message;
use url::Url;
#[derive(Debug, Deserialize)]
struct Conf {
filemode: bool,
enable_websocket: bool,
rssi_threshold: i32,
race_status_source: String,
race_time_source: Option<String>,
obs_websocket_url: Option<String>,
chorus_udp_url: Option<String>,
obs_mask_filter_name: Option<String>,
video_sources: Vec<String>,
lap_sources: Vec<String>,
laptime_sources: Vec<String>,
}
async fn rssi_timer(udpchanneltx: futures::channel::mpsc::UnboundedSender<String>) {
loop {
Delay::new(Duration::from_millis(500)).await;
udpchanneltx
.unbounded_send("S0r\n".to_string())
.unwrap_or_else(|err| {
eprintln!("Could not request RSSI from Chorus: {}", err);
});
}
}
async fn race_timer(
wschannel: futures::channel::mpsc::UnboundedSender<Message>,
source: String,
race_timer_state: Arc<AtomicBool>,
) {
loop {
Delay::new(Duration::from_millis(100)).await;
let now = Instant::now();
while race_timer_state.load(Ordering::Relaxed) {
Delay::new(Duration::from_millis(200)).await;
let request = json!({"request-type":"SetTextFreetype2Properties", "source":source,"message-id": random::<f64>().to_string(), "text": now.elapsed().as_millis().to_string() });
wschannel
.unbounded_send(Message::Text(request.to_string()))
.unwrap_or_else(|err| {
eprintln!("Could not send to OBS: {}", err);
});
}
}
}
async fn programm_to_udp(
mut udpchannelrx: futures::channel::mpsc::UnboundedReceiver<String>,
mut udptx: SendHalf,
) {
loop {
let send_data = udpchannelrx.next().await.unwrap();
let msg = send_data.into_bytes();
udptx.send(&msg).await.unwrap_or_else(|err| {
eprintln!("Could not send to Chorus: {}", err);
return 0;
});
}
}
async fn udp_comm(appconf: &Conf, senddata: futures::channel::mpsc::UnboundedSender<Message>) {
let mut drone_active = vec![false, false, false, false, false, false]; // There ia a maximum os 6 receivers
let race_timer_state = Arc::new(AtomicBool::new(false));
let race_timer_state_clone = race_timer_state.clone();
// Setup the UDP Socket
let mut udpsocket = UdpSocket::bind("0.0.0.0:0").await.unwrap();
udpsocket
.connect(
&appconf
.chorus_udp_url
.as_ref()
.unwrap_or(&"192.168.0.141:9000".to_string()),
)
.await
.expect("could not connect to udp ");
let msg = String::from("ok\n").into_bytes();
udpsocket.send(&msg).await.unwrap_or_else(|err| {
eprintln!("Could not send to Chorus: {}", err);
return 0;
});
let (mut udprx, udptx) = udpsocket.split();
let (udpchanneltx, udpchannelrx) = futures::channel::mpsc::unbounded();
tokio::spawn(programm_to_udp(udpchannelrx, udptx));
tokio::spawn(rssi_timer(udpchanneltx.clone()));
if let Some(race_time_source) = &appconf.race_time_source {
tokio::spawn(race_timer(
senddata.clone(),
race_time_source.clone(),
race_timer_state_clone,
));
}
loop {
let mut buf: [u8; 500] = [0; 500];
let len = udprx.recv(&mut buf).await.unwrap();
let result = Vec::from(&buf[0..len]);
let display_result = result.clone();
let result_str = String::from_utf8(display_result).unwrap();
if result_str.contains("S0R1") {
race_timer_state.store(true, Ordering::Relaxed);
println!("Set race bool");
if appconf.filemode {
write_file("Race active".to_string(), "racestate.txt");
write_file("0".to_string(), "rx1.txt");
write_file("0".to_string(), "rx2.txt");
write_file("0".to_string(), "rx3.txt");
}
set_obs_text(
&senddata,
&appconf.race_status_source,
&"Race active".to_string(),
);
for i in 0..2 {
set_obs_text(&senddata, &appconf.lap_sources[i], &"0".to_string());
set_obs_text(
&senddata,
&appconf.laptime_sources[i],
&"00:00.000".to_string(),
);
}
} else if result_str.contains("S0R0") {
race_timer_state.store(false, Ordering::Relaxed);
if appconf.filemode {
write_file("Race inactive".to_string(), "racestate.txt");
}
set_obs_text(
&senddata,
&appconf.race_status_source,
&"Race inactive".to_string(),
);
} else if result_str.contains("S0r") {
//S0r004A\nS1r0044\nS2r0044
let rxes = result_str.split("\n");
let mut index = 0;
for node in rxes {
if node.len() < 7 {
continue;
};
let rssi = i32::from_str_radix(&node[3..7], 16).unwrap_or(0);
if rssi < appconf.rssi_threshold {
// Drone is disconnected
if drone_active[index] {
// Send filter on
let request = json!({"request-type":"SetSourceFilterVisibility", "sourceName":appconf.video_sources[index],"message-id": random::<f64>().to_string(), "filterName":&appconf
.obs_mask_filter_name
.as_ref()
.unwrap_or(&"mask".to_string()) , "filterEnabled": true });
senddata
.unbounded_send(Message::Text(request.to_string()))
.unwrap();
drone_active[index] = false;
}
} else {
// Drone is connected!
if !drone_active[index] {
// Send filter off
let request = json!({"request-type":"SetSourceFilterVisibility", "sourceName":appconf.video_sources[index],"message-id": random::<f64>().to_string(), "filterName":&appconf
.obs_mask_filter_name
.as_ref()
.unwrap_or(&"mask".to_string()) , "filterEnabled": false });
senddata
.unbounded_send(Message::Text(request.to_string()))
.unwrap();
drone_active[index] = true;
}
}
index = index + 1;
}
} else if result_str.contains("S0L") {
// zb sS1L0000000DAF
if let Ok(lap_time) = i64::from_str_radix(&result_str[5..13], 16) {
let lap_duration = Duration::from_millis(lap_time as u64);
let mut lap_seconds = lap_duration.as_secs();
let lap_minutes = lap_seconds / 60;
lap_seconds = lap_seconds - lap_minutes * 60;
let laptime_string = format!(
"{:0<2}:{:0<2}.{:0<3}",
lap_minutes,
lap_seconds,
lap_duration.subsec_millis()
);
set_obs_text(&senddata, &appconf.laptime_sources[0], &laptime_string);
if appconf.filemode {
write_file(laptime_string, "rx1_laptime.txt");
}
}
if let Ok(intval) = &result_str[3..5].parse::<i32>() {
if appconf.filemode {
write_file((intval + 1).to_string(), "rx1.txt");
}
set_obs_text(
&senddata,
&appconf.lap_sources[0],
&(intval + 1).to_string(),
);
}
} else if result_str.contains("S1L") {
if let Ok(lap_time) = i64::from_str_radix(&result_str[5..13], 16) {
let lap_duration = Duration::from_millis(lap_time as u64);
let mut lap_seconds = lap_duration.as_secs();
let lap_minutes = lap_seconds / 60;
lap_seconds = lap_seconds - lap_minutes * 60;
let laptime_string = format!(
"{:0<2}:{:0<2}.{:0<3}",
lap_minutes,
lap_seconds,
lap_duration.subsec_millis()
);
set_obs_text(&senddata, &appconf.laptime_sources[1], &laptime_string);
if appconf.filemode {
write_file(laptime_string, "rx2_laptime.txt");
}
}
if let Ok(intval) = &result_str[3..5].parse::<i32>() {
if appconf.filemode {
write_file((intval + 1).to_string(), "rx2.txt");
}
set_obs_text(
&senddata,
&appconf.lap_sources[1],
&(intval + 1).to_string(),
);
}
} else if result_str.contains("S2L") {
if let Ok(lap_time) = i64::from_str_radix(&result_str[5..13], 16) {
let lap_duration = Duration::from_millis(lap_time as u64);
let mut lap_seconds = lap_duration.as_secs();
let lap_minutes = lap_seconds / 60;
lap_seconds = lap_seconds - lap_minutes * 60;
let laptime_string = format!(
"{:0<2}:{:0<2}.{:0<3}",
lap_minutes,
lap_seconds,
lap_duration.subsec_millis()
);
set_obs_text(&senddata, &appconf.laptime_sources[2], &laptime_string);
if appconf.filemode {
write_file(laptime_string, "rx3_laptime.txt");
}
}
if let Ok(intval) = &result_str[3..5].parse::<i32>() {
if appconf.filemode {
write_file((intval + 1).to_string(), "rx3.txt");
}
set_obs_text(
&senddata,
&appconf.lap_sources[2],
&(intval + 1).to_string(),
);
}
} else {
println!("Received unknown message from Chorus: {:?}", result_str);
}
}
}
fn write_file(text: String, filename: &str) {
let mut file = std::fs::File::create(filename).expect("create failed");
file.write_all(text.as_bytes()).expect("write failed");
}
#[tokio::main]
async fn main() {
let matches = App::new("chorusOBSsync")
.version("1.0")
.author("Lukas B. <lukas@lbsfilm.at>")
.about("Get data from the Chorus32 Laptimer Project and use it to control OBS")
.arg(
Arg::with_name("config")
.short("c")
.long("config")
.value_name("FILE")
.help("Sets a custom config file")
.takes_value(true),
)
.arg(
Arg::with_name("v")
.short("v")
.multiple(true)
.help("Sets the level of verbosity"),
)
.arg(
Arg::with_name("filemode")
.short("F")
.multiple(false)
.help("Enables File Mode"),
)
.get_matches();
// Gets a value for config if supplied by user, or defaults to "default.conf"
let configfile = matches.value_of("config").unwrap_or("Config.toml");
println!("Using config file: {}", configfile);
let mut file = File::open(&configfile).expect("Unable to open config file");
let mut contents = String::new();
file
.read_to_string(&mut contents)
.expect("Unable to read the file");
let appconf: Conf = toml::from_str(contents.as_str()).unwrap();
// Vary the output based on how many times the user used the "verbose" flag
// (i.e. 'myprog -v -v -v' or 'myprog -vvv' vs 'myprog -v'
match matches.occurrences_of("v") {
0 => println!("No verbose info"),
1 => println!("Verbose UDP"),
2 => println!("Verbose UDP + Websocket"),
3 | _ => println!("Don't be crazy"),
}
if appconf.filemode {
write_file("Race inactive".to_string(), "racestate.txt");
write_file("0".to_string(), "rx1.txt");
write_file("0".to_string(), "rx2.txt");
write_file("0".to_string(), "rx3.txt");
write_file("-.-".to_string(), "rx1_laptime.txt");
write_file("-.-".to_string(), "rx2_laptime.txt");
write_file("-.-".to_string(), "rx3_laptime.txt");
}
if !appconf.enable_websocket {
println!("Programm initialized! (Without websocket connection)");
let (obstx, obsrx) = futures::channel::mpsc::unbounded(); // creating without a place to send the packets
tokio::spawn(obschan_to_nowhere(obsrx));
udp_comm(&appconf, obstx).await;
std::process::exit(0);
}
// Setup websocket for OBS
let (ws_stream, _) = connect_async(
Url::parse(
&appconf
.obs_websocket_url
.as_ref()
.unwrap_or(&"ws://localhost:4444/".to_string()),
)
.expect("Invalid Websocket URL format"),
)
.await
.expect("Could not connect to OBS");
println!("Connected to OBS");
let (ws_write, ws_read) = ws_stream.split();
let (obstx, obsrx) = futures::channel::mpsc::unbounded();
let ws_to_stdout = {
ws_read.for_each(|message| {
async {
let data = message.unwrap().into_data();
let data_string = match std::str::from_utf8(&data) {
Ok(v) => v,
Err(e) => panic!("Invalid UTF-8 sequence: {}", e),
};
if let Ok(untyped_json_value) = serde_json::from_str(data_string) {
let json_value: serde_json::Value = untyped_json_value;
if json_value["status"].as_str().is_some()
&& json_value["status"].as_str().unwrap() == "error"
{
eprintln!("OBBS Error: {}", json_value["error"]);
}
// TODO: Check appconfig verbosity
//tokio::io::stdout().write_all(&data).await.unwrap();
} else {
eprintln!("Could not parse json value from obs");
}
}
})
};
tokio::spawn(ws_to_stdout);
let programm_to_ws = obsrx.map(Ok).forward(ws_write);
tokio::spawn(programm_to_ws);
println!("Programm initialized!");
udp_comm(&appconf, obstx).await;
}
async fn obschan_to_nowhere(mut obsrx: futures::channel::mpsc::UnboundedReceiver<Message>) {
loop {
obsrx.next().await.unwrap();
}
}
fn set_obs_text(
wschannel: &futures::channel::mpsc::UnboundedSender<Message>,
source: &String,
text: &String,
) {
let request = json!({"request-type":"SetTextFreetype2Properties", "source":source,"message-id": random::<f64>().to_string(), "text": text });
wschannel
.unbounded_send(Message::Text(request.to_string()))
.unwrap_or_else(|err| {
eprintln!("Could not send to OBS: {}", err);
});
}