amethyst/src/main.rs

mod operations;
mod internal;

use clap::{App, Arg, SubCommand};
use crate::internal::sort;

fn main() {
    let matches = App::new("Amethyst")
        .version(env!("CARGO_PKG_VERSION"))
        .about(env!("CARGO_PKG_DESCRIPTION"))
        .arg(
            Arg::with_name("verbose")
                .short("v")
                .multiple(true)
                .help("Sets the level of verbosity"),
        )
        .subcommand(
            SubCommand::with_name("install")
                .about("Installs a package from either the AUR or the PacMan-defined repositories")
                .aliases(&["-S", "ins"])
                .arg(
                    Arg::with_name("noconfirm")
                        .short("y")
                        .long("noconfirm")
                        .help("Do not ask for confirmation before installing packages"),
                )
                .arg(
                    Arg::with_name("package(s)")
                        .help("The name of the package(s) to install")
                        .required(true)
                        .multiple(true)
                        .index(1),
                ),
        )
        .subcommand(
            SubCommand::with_name("remove")
                .about("Removes a previously installed package")
                .aliases(&["-R", "rm"])
                .arg(
                    Arg::with_name("noconfirm")
                        .short("y")
                        .long("noconfirm")
                        .help("Do not ask for confirmation before removing packages"),
                )
                .arg(
                    Arg::with_name("recursive")
                        .short("s")
                        .long("recursive")
                        .help("Recursively uninstall orphaned dependencies"),
                )
                .arg(
                    Arg::with_name("package(s)")
                        .help("The name of the package(s) to remove")
                        .required(true)
                        .multiple(true)
                        .index(1),
                ),
        )
        .get_matches();

    let verbosity = matches.occurrences_of("verbose");

    let packages: Vec<String> = matches
        .subcommand_matches("install")
        .unwrap()
        .values_of("package(s)")
        .unwrap()
        .into_iter().map(|s| s.to_string()).collect();

    if let true = matches.is_present("install") {
        println!(
            "Installing: {}\nVerbosity: {}\n{:?}",
            packages.join(", "),
            verbosity,
            sort(&packages)
        );
        operations::install(packages);
    }
}