use std::io::{Read,Seek};
use clap::{Args,Parser,Subcommand};
use anyhow::Result as AResult;

type AssetID=u64;

#[derive(Parser)]
#[command(author,version,about,long_about=None)]
#[command(propagate_version = true)]
struct Cli{
	#[command(subcommand)]
	command:Commands,
}

#[derive(Subcommand)]
enum Commands{
	Download(AssetIDList),
	Upload{path:std::path::PathBuf,asset_id:AssetID},
}

#[derive(Args)]
struct PathBufList{
	paths:Vec<std::path::PathBuf>
}

#[derive(Args)]
struct AssetIDList{
	asset_ids:Vec<AssetID>,
}

fn main()->AResult<()>{
	let cli=Cli::parse();
	match cli.command{
		Commands::Download(asset_id_list)=>download_list(asset_id_list.asset_ids).await,
		Commands::Upload{path,asset_id}=>upload_file(path,asset_id),
	}
}

fn upload_file(_path:std::path::PathBuf,_asset_id:AssetID)->AResult<()>{
	Ok(())
}

async fn download_list(_asset_ids:Vec<AssetID>)->AResult<()>{
	Ok(())
}