use clap::{Arg, ArgAction, ArgMatches, Command};

use crate::commands;
use crate::commands::add::AddArgs;
use crate::config::config::Config;

pub fn create() -> Command {
    Command::new("add")
        .arg(
            Arg::new("files")
                .required_unless_present("all")
                .conflicts_with("all")
                .num_args(1..)
                .value_name("FILE")
                .help("Files to add"),
        )
        .arg(
            Arg::new("force")
                .short('f')
                .long("force")
                .action(ArgAction::SetTrue)
                .help("Allow adding otherwise ignored files."),
        )
        .arg(
            Arg::new("all")
                .short('A')
                .long("all")
                .action(ArgAction::SetTrue)
                .help("This adds, modifies, and removes index entries to match the working tree"),
        )
        .about("Add changes to the index")
}

pub fn handler(args: &ArgMatches) {
    commands::add::exec(
        AddArgs {
            files: match args.get_many::<String>("files") {
                None => vec![],
                Some(vals) => vals.map(|s| s.to_string()).collect(),
            },
            force: *args.get_one::<bool>("force").unwrap(),
            all: *args.get_one::<bool>("all").unwrap(),
        },
        Config::new(),
    );
}