use std::{
	error::Error,
	path::PathBuf,
};

use structopt::StructOpt;

#[derive (Debug, StructOpt)]
struct Opt {
	#[structopt (name = "RELAY_URL")]
	relay_url: String,
	
	#[structopt (long)]
	file_server_root: Option <PathBuf>,
}

#[tokio::main]
async fn main () -> Result <(), Box <dyn Error>> {
	use std::io::Read;
	
	let mut f = std::fs::File::open ("ptth_server.toml").unwrap ();
	let mut buffer = vec! [0u8; 4096];
	let bytes_read = f.read (&mut buffer).unwrap ();
	buffer.truncate (bytes_read);
	
	let config_s = String::from_utf8 (buffer).unwrap ();
	let config_file: ptth::server::ConfigFile = toml::from_str (&config_s).unwrap ();
	
	let opt = Opt::from_args ();
	
	let opt = ptth::server::Opt {
		relay_url: opt.relay_url,
		file_server_root: opt.file_server_root.unwrap_or_else (|| "/home/user".into ()),
	};
	
	ptth::server::main (config_file, opt).await
}