use std::{
	ffi::OsString,
	time::Duration,
};

use anyhow::{
	anyhow,
	bail,
};

pub async fn main (args: &[OsString]) -> anyhow::Result <()> {
	let mut url = None;
	let mut sha512 = None;
	
	let mut args = args [1..].into_iter ();
	
	loop {
		let arg = match args.next () {
			None => break,
			Some (x) => x,
		};
		
		match arg.to_str ().ok_or_else (|| anyhow! ("All arguments must be valid UTF-8"))? 
		{
			"--help" => println! ("For now, just look at the source code"),
			"--sha512" => {
				sha512 = args.next ();
			}
			arg => {
				url = Some (arg);
				break;
			},
		}
	}
	
	let url = match url {
		None => bail! ("URL argument is required"),
		Some (x) => x,
	};
	
	// Cookie 01FYZ3W64SM6KYNP48J6EWSCEF
	// Try to keep the Clients similar here
	
	let client = reqwest::Client::builder ()
	.connect_timeout (Duration::from_secs (30))
	.build ()?;
	
	Ok (())
}