flavours 0.1.4

An easy to use base16 scheme manager/builder that integrates with any workflow.
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use clap::{crate_authors, crate_version, App, AppSettings, Arg, ArgSettings};

pub fn build_cli() -> App<'static> {
    App::new("flavours")
        .about("A simple way to manage and use base16 standard schemes and templates")
        .version(crate_version!())
        .author(crate_authors!())
        .setting(AppSettings::GlobalVersion)
        .setting(AppSettings::UnifiedHelpMessage)
        .setting(AppSettings::DisableHelpSubcommand)
        .setting(AppSettings::InferSubcommands)
        .setting(AppSettings::ArgRequiredElseHelp)
        .arg(
            Arg::new("verbose")
            .about("Be more verbose")
            .long("verbose")
            .short('v')
        )
        .arg(
            Arg::new("config")
            .about("Specify a configuration file (Defaults to ~/.config/flavours/config.toml)")
            .long("config")
            .short('c')
            .value_name("FILE")
//            .value_hint(ValueHint::FilePath)
            .takes_value(true)
        )
        .arg(
            Arg::new("directory")
            .about("Specify a data directory (Defaults to ~/.local/share/flavours)")
            .long("directory")
            .short('d')
            .value_name("DIRECTORY")
//            .value_hint(ValueHint::DirPath)
            .takes_value(true)
        )
        .arg(
            Arg::new("completions")
            .setting(ArgSettings::Hidden)
            .about("Generates completion for given shell, outputs to stdout")
            .long("completions")
            .takes_value(true)
            .possible_values(&["bash", "elvish", "fish", "powershell", "zsh"])
        )
        .subcommand(
            App::new("current")
                .about("Prints last applied scheme name")
                .setting(AppSettings::UnifiedHelpMessage)
                .setting(AppSettings::DeriveDisplayOrder)
                .setting(AppSettings::DisableHelpSubcommand)
                .setting(AppSettings::DisableVersion)
        )
        .subcommand(
            App::new("list")
                .about("Prints a list with all matching schemes")
                .setting(AppSettings::UnifiedHelpMessage)
                .setting(AppSettings::DeriveDisplayOrder)
                .setting(AppSettings::DisableHelpSubcommand)
                .setting(AppSettings::DisableVersion)
                .arg(
                    Arg::new("pattern")
                        .about("Scheme name or glob pattern to match when listing scheme(s). If ommited, defaults to * (all installed schemes).")
                        .setting(ArgSettings::MultipleValues)
//                        .value_hint(ValueHint::Other)
                        .multiple(true)
                )
                .arg(
                    Arg::new("lines")
                        .about("Print each scheme on its own line")
                        .long("lines")
                        .short('l')
                )
        )
        .subcommand(
            App::new("apply")
                .about("Applies scheme, according to user configuration")
                .setting(AppSettings::UnifiedHelpMessage)
                .setting(AppSettings::DeriveDisplayOrder)
                .setting(AppSettings::DisableHelpSubcommand)
                .setting(AppSettings::DisableVersion)
                .arg(
                    Arg::new("pattern")
                        .about("Scheme to be applied, supports glob. If more than one is specified (or if glob pattern matched more than one), chooses one randomly. If ommited, defaults to * (all schemes).")
//                        .value_hint(ValueHint::Other)
                        .setting(ArgSettings::MultipleValues)
                        .multiple(true)
                )
        )
        .subcommand(
            App::new("update")
                .about("Downloads schemes, templates, or updates their lists (from repos specified in sources.yml)")
                .setting(AppSettings::UnifiedHelpMessage)
                .setting(AppSettings::DeriveDisplayOrder)
                .setting(AppSettings::DisableHelpSubcommand)
                .setting(AppSettings::DisableVersion)
                .arg(
                    Arg::new("operation")
                        .value_name("operation")
                        .about("Update sources lists from repositories or (re)download schemes/templates specified in the lists. Default repositories for lists, and the lists themselves, can be manually changed.")
                        .required(true)
                        .possible_values(&["lists", "schemes", "templates", "all"])
                )
        )
}