use clap::Parser;
use std::{
    net::{Ipv4Addr, SocketAddr, SocketAddrV4},
    path::PathBuf,
};

#[derive(Parser, Debug)]
#[command(version, about, long_about = None)]
pub struct Argument {
    /// Bind server `host:port` to listen incoming connections on it
    #[arg(short, long, default_value_t = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 1965)))]
    pub bind: SocketAddr,

    /// Filepath to server identity in PKCS (PFX) format
    #[arg(short, long)]
    pub identity: PathBuf,

    /// Passphrase to unlock encrypted identity
    #[arg(short, long, default_value_t = String::new())]
    pub password: String,

    /// btracker-fs directory
    #[arg(short, long)]
    pub storage: PathBuf,

    /// Listing items limit
    #[arg(short, long, default_value_t = 10)]
    pub limit: usize,

    /// Default index capacity
    #[arg(short, long, default_value_t = 1000)]
    pub capacity: usize,
}