use std::io::Write;
use std::os::unix::net::UnixStream;
use std::path::Path;

use magpie_types::MagpieServerMsg;

/// The name of the Magpie server socket.
pub const MAGPIE_SOCK: &str = "magpie.sock";

/// A client to a Magpie server.
pub struct MagpieClient {
    socket: UnixStream,
}

impl MagpieClient {
    pub fn new() -> std::io::Result<Self> {
        let sock_dir = std::env::var("XDG_RUNTIME_DIR").expect("XDG_RUNTIME_DIR not set");
        let sock_dir = Path::new(&sock_dir);
        let sock_path = sock_dir.join(MAGPIE_SOCK);
        let socket = UnixStream::connect(sock_path)?;
        Ok(Self { socket })
    }

    pub fn send_msg(&mut self, msg: &MagpieServerMsg) -> std::io::Result<()> {
        let bytes = serde_json::to_vec(msg).unwrap();
        self.socket.write_all(&bytes)?;
        Ok(())
    }
}