feat: Basic websocket communication added

Started parrallel development of SousaCli to work over websockets to control this app

Cargo.toml

@@ -17,3 +17,6 @@ scan_dir = "0.3.3"
 derive_more = "0.99.17"
 id3 = "1.5.1"
 rodio = "0.16.0"
+tungstenite = "0.18.0"
+workctl = "0.2.0"
+crossbeam-channel = "0.5.6"

src/main.rs

@@ -1,7 +1,12 @@
-use rodio::{source::Source, Decoder, OutputStream, Sink};
+use rodio::{Decoder, OutputStream, Sink};
-use std::fs::File;
+use server_handling::UIRequest;
 use std::io::BufReader;
+use std::net::TcpStream;
 use std::path::PathBuf;
+use std::thread::spawn;
+use std::{fs::File, net::TcpListener};
+use tungstenite::accept;
+use tungstenite::protocol::WebSocket;
 
 use clap::Parser;
 use dirs_next;
@@ -10,6 +15,7 @@ use crate::db_operations::{DatabaseRequest, PartialTag};
 
 pub mod db_operations;
 pub mod file_operations;
+pub mod server_handling;
 
 #[derive(Parser, Debug)]
 #[command(author, version, about, long_about=None)]
@@ -90,11 +96,62 @@ fn main() {
     let source = Decoder::new(file).unwrap();
     sink.append(source);
     // Play the sound directly on the device
-    std::thread::sleep(std::time::Duration::from_secs(5));
     sink.pause();
-    std::thread::sleep(std::time::Duration::from_secs(5));
+    std::thread::sleep(std::time::Duration::from_secs(2));
-    sink.play();
-    sink.sleep_until_end();
 
-    println!("{:?}", cli);
+    let server = TcpListener::bind("127.0.0.1:9001").unwrap();
+
+    /*
+    for stream in server.incoming() {
+        spawn(move || {
+            let mut websocket = accept(stream.unwrap()).unwrap();
+            loop {
+                let msg = websocket.read_message().unwrap();
+
+                // We do not want to send back ping/pong messages.
+                if msg.is_binary() || msg.is_text() {
+                    println!("is binary?: {:?}", msg.is_binary());
+                    println!("msg: {:?}", msg);
+                }
+            }
+        });
+    }
+    */
+
+    let mut sockets = Vec::<WebSocket<TcpStream>>::new();
+    loop {
+        if let Ok((stream, addr)) = server.accept() {
+            println!("New socket connected from: {}", addr);
+            //TODO: handle this error
+            sockets.push(accept(stream).unwrap());
+            println!("len = {}", sockets.len());
+        }
+
+        if sockets.len() == 0 {
+            std::thread::sleep(std::time::Duration::from_secs(1));
+            println!("sleeping");
+        }
+
+        for i in 0..sockets.len() {
+            if let Ok(mess) = sockets[i].read_message() {
+                println!("got a message from a socket");
+                if mess.is_text() {
+                    println!("It was a text message!");
+                    match server_handling::handle_request(mess.into_text().unwrap()) {
+                        Err(error) => {
+                            println!("There was an error decoding the message: {:?}", error)
+                        }
+                        Ok(req) => match req {
+                            UIRequest::Play => sink.play(),
+                            UIRequest::Pause => sink.pause(),
+                            UIRequest::Skip(skip_direction) => todo!(),
+                            UIRequest::GetList => todo!(),
+                            UIRequest::SwitchTo(partia_tag) => todo!(),
+                            UIRequest::GetStatus => todo!(),
+                        },
+                    }
+                }
+            }
+        }
+    }
 }

src/server_handling.rs

@@ -0,0 +1,20 @@
+use crate::db_operations::PartialTag;
+
+pub enum SkipDirection {
+    Forward,
+    Backward,
+}
+
+pub enum UIRequest {
+    Play,
+    Pause,
+    Skip(SkipDirection),
+    GetList,
+    SwitchTo(PartialTag),
+    GetStatus,
+}
+
+pub fn handle_request(socket_message: String) -> Result<UIRequest, ()> {
+    println!("Recieved a socket message: {}", socket_message);
+    Ok(UIRequest::Play)
+}