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opentally-server
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Initial commit, doesn't do much

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Sam W 2019-02-10 15:53:15 +00:00 committed by Sam Willcocks
commit 873c069d09
5 changed files with 312 additions and 0 deletions
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.gitignore vendored Normal file
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/target
**/*.rs.bk

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Cargo.toml Normal file
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[package]
name = "opentally-server"
version = "0.1.0"
authors = ["Sam Willcocks <sam@wlcx.cc>"]
edition = "2018"
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src/adaptors.rs Normal file
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use crate::TallyState;
use std::sync::mpsc;
use std::sync::mpsc::{Sender, Receiver};
use std::thread;
use std::time::Duration;
use rand::prelude::*;
/// An Adaptor interfaces to a system providing tally information, e.g. a BlackMagic ATEM
pub trait Adaptor {
/// Run the adaptor, returning a channel receiver which receives TallyStates
fn run(&mut self) -> Receiver<TallyState>;
}
pub struct FakeAdaptor {
numchannels: u8,
thread: Option<thread::JoinHandle<()>>
}
impl FakeAdaptor {
pub fn new(numchannels: u8) -> FakeAdaptor {
return FakeAdaptor{
numchannels: numchannels,
thread: None
}
}
fn _run(numchannels: u8, sender: Sender<TallyState>) {
println!("Hello, I have {} channels", numchannels);
loop {
let state = TallyState{
on_air: Some(rand::thread_rng().gen_range(0, numchannels)),
preview: Some(rand::thread_rng().gen_range(0, numchannels)),
};
sender.send(state).unwrap();
thread::sleep(Duration::new(rand::thread_rng().gen_range(0,5), 0));
}
}
}
impl Adaptor for FakeAdaptor {
fn run(&mut self) -> Receiver<TallyState> {
println!("arse");
let (tx, rx): (Sender<TallyState>, Receiver<TallyState>) = mpsc::channel();
let thread_tx = tx.clone();
let thread_numchannels = self.numchannels.clone();
self.thread = Some(thread::spawn(move || {
FakeAdaptor::_run(thread_numchannels, thread_tx);
}));
return rx;
}
}

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src/main.rs Normal file
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use std::sync::mpsc;
use std::sync::mpsc::Receiver;
mod adaptors;
use crate::adaptors::{Adaptor,FakeAdaptor};
use std::fmt;
type Channel = Option<u8>;
#[derive(Clone)]
pub struct TallyState {
on_air: Channel,
preview: Channel,
}
impl fmt::Display for Channel {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Some(n) => write!(f, "{}", n),
None => write!(f, "-"),
}
}
}
impl fmt::Display for TallyState {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "On Air: {}, Preview: {}", self.on_air, self.preview)
}
}
struct Server<T:Adaptor> {
adaptor: T,
}
impl<T:Adaptor> Server<T> {
fn run(&mut self) {
loop{
let rx = self.adaptor.run();
let newstate = rx.recv().unwrap();
println!("{}", newstate);
}
}
}
fn main() {
let mut s = Server{
adaptor: FakeAdaptor::new(8),
};
s.run();
}