topgrade/src/config.rs

#![allow(dead_code)]
use std::collections::BTreeMap;
use std::fs::write;
use std::path::PathBuf;
use std::process::Command;
use std::{env, fs};

use clap::{ArgEnum, Parser};
use clap_complete::Shell;
use color_eyre::eyre;
use color_eyre::eyre::Context;
use color_eyre::eyre::Result;
use etcetera::base_strategy::BaseStrategy;
use regex::Regex;
use serde::Deserialize;
use strum::{EnumIter, EnumString, EnumVariantNames, IntoEnumIterator};
use tracing::debug;
use which_crate::which;

use crate::command::CommandExt;
use crate::sudo::SudoKind;

use super::utils::{editor, hostname};

pub static EXAMPLE_CONFIG: &str = include_str!("../config.example.toml");

#[allow(unused_macros)]
macro_rules! str_value {
    ($section:ident, $value:ident) => {
        pub fn $value(&self) -> Option<&str> {
            self.config_file
                .$section
                .as_ref()
                .and_then(|section| section.$value.as_deref())
        }
    };
}

macro_rules! check_deprecated {
    ($config:expr, $old:ident, $section:ident, $new:ident) => {
        if $config.$old.is_some() {
            println!(concat!(
                "'",
                stringify!($old),
                "' configuration option is deprecated. Rename it to '",
                stringify!($new),
                "' and put it under the section [",
                stringify!($section),
                "]",
            ));
        }
    };
}
macro_rules! get_deprecated {
    ($config:expr, $old:ident, $section:ident, $new:ident) => {
        if $config.$old.is_some() {
            &$config.$old
        } else {
            if let Some(section) = &$config.$section {
                &section.$new
            } else {
                &None
            }
        }
    };
}

type Commands = BTreeMap<String, String>;

#[derive(ArgEnum, EnumString, EnumVariantNames, Debug, Clone, PartialEq, Eq, Deserialize, EnumIter, Copy)]
#[clap(rename_all = "snake_case")]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum Step {
    AM,
    AppMan,
    Asdf,
    Atom,
    Bin,
    BrewCask,
    BrewFormula,
    Bun,
    Cargo,
    Chezmoi,
    Chocolatey,
    Choosenim,
    Composer,
    Conda,
    ConfigUpdate,
    Containers,
    CustomCommands,
    DebGet,
    Deno,
    Distrobox,
    DkpPacman,
    Dotnet,
    Emacs,
    Firmware,
    Flatpak,
    Flutter,
    Fossil,
    Gcloud,
    Gem,
    Ghcup,
    GithubCliExtensions,
    GitRepos,
    GnomeShellExtensions,
    Go,
    Guix,
    Haxelib,
    Helm,
    HomeManager,
    Jetpack,
    Julia,
    Juliaup,
    Kakoune,
    Helix,
    Krew,
    Macports,
    Mamba,
    Mas,
    Maza,
    Micro,
    Myrepos,
    Nix,
    Node,
    Opam,
    Pacdef,
    Pacstall,
    Pearl,
    Pip3,
    PipReview,
    PipReviewLocal,
    Pipupgrade,
    Pipx,
    Pkg,
    Pkgin,
    Pnpm,
    Powershell,
    Protonup,
    Raco,
    Rcm,
    Remotes,
    Restarts,
    Rtcl,
    RubyGems,
    Rustup,
    Scoop,
    Sdkman,
    Sheldon,
    Shell,
    Snap,
    Sparkle,
    Spicetify,
    Stack,
    Stew,
    System,
    Tldr,
    Tlmgr,
    Tmux,
    Toolbx,
    Vagrant,
    Vcpkg,
    Vim,
    Winget,
    Wsl,
    WslUpdate,
    Yadm,
    Yarn,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Git {
    max_concurrency: Option<usize>,
    arguments: Option<String>,
    repos: Option<Vec<String>>,
    pull_predefined: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Vagrant {
    directories: Option<Vec<String>>,
    power_on: Option<bool>,
    always_suspend: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Windows {
    accept_all_updates: Option<bool>,
    self_rename: Option<bool>,
    open_remotes_in_new_terminal: Option<bool>,
    enable_winget: Option<bool>,
    wsl_update_pre_release: Option<bool>,
    wsl_update_use_web_download: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Python {
    enable_pip_review: Option<bool>,
    enable_pip_review_local: Option<bool>,
    enable_pipupgrade: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
#[allow(clippy::upper_case_acronyms)]
pub struct Distrobox {
    use_root: Option<bool>,
    containers: Option<Vec<String>>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
#[allow(clippy::upper_case_acronyms)]
pub struct Yarn {
    use_sudo: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
#[allow(clippy::upper_case_acronyms)]
pub struct NPM {
    use_sudo: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
#[allow(clippy::upper_case_acronyms)]
pub struct Firmware {
    upgrade: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
#[allow(clippy::upper_case_acronyms)]
pub struct Flatpak {
    use_sudo: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Brew {
    greedy_cask: Option<bool>,
    autoremove: Option<bool>,
}

#[derive(Debug, Deserialize, Clone, Copy)]
#[serde(rename_all = "snake_case")]
pub enum ArchPackageManager {
    Autodetect,
    Aura,
    GarudaUpdate,
    Pacman,
    Pamac,
    Paru,
    Pikaur,
    Trizen,
    Yay,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Linux {
    yay_arguments: Option<String>,
    aura_aur_arguments: Option<String>,
    aura_pacman_arguments: Option<String>,
    arch_package_manager: Option<ArchPackageManager>,
    show_arch_news: Option<bool>,
    garuda_update_arguments: Option<String>,
    trizen_arguments: Option<String>,
    pikaur_arguments: Option<String>,
    pamac_arguments: Option<String>,
    dnf_arguments: Option<String>,
    nix_arguments: Option<String>,
    apt_arguments: Option<String>,
    enable_tlmgr: Option<bool>,
    redhat_distro_sync: Option<bool>,
    suse_dup: Option<bool>,
    rpm_ostree: Option<bool>,
    emerge_sync_flags: Option<String>,
    emerge_update_flags: Option<String>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Composer {
    self_update: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
pub struct Vim {
    force_plug_update: Option<bool>,
}

#[derive(Deserialize, Default, Debug)]
#[serde(deny_unknown_fields)]
/// Configuration file
pub struct ConfigFile {
    sudo_command: Option<SudoKind>,
    pre_sudo: Option<bool>,
    pre_commands: Option<Commands>,
    post_commands: Option<Commands>,
    commands: Option<Commands>,
    git_repos: Option<Vec<String>>,
    predefined_git_repos: Option<bool>,
    disable: Option<Vec<Step>>,
    ignore_failures: Option<Vec<Step>>,
    remote_topgrades: Option<Vec<String>>,
    remote_topgrade_path: Option<String>,
    ssh_arguments: Option<String>,
    git_arguments: Option<String>,
    tmux_arguments: Option<String>,
    set_title: Option<bool>,
    display_time: Option<bool>,
    display_preamble: Option<bool>,
    assume_yes: Option<bool>,
    yay_arguments: Option<String>,
    aura_aur_arguments: Option<String>,
    aura_pacman_arguments: Option<String>,
    python: Option<Python>,
    no_retry: Option<bool>,
    run_in_tmux: Option<bool>,
    cleanup: Option<bool>,
    notify_each_step: Option<bool>,
    accept_all_windows_updates: Option<bool>,
    skip_notify: Option<bool>,
    bashit_branch: Option<String>,
    only: Option<Vec<Step>>,
    composer: Option<Composer>,
    brew: Option<Brew>,
    linux: Option<Linux>,
    git: Option<Git>,
    windows: Option<Windows>,
    npm: Option<NPM>,
    yarn: Option<Yarn>,
    vim: Option<Vim>,
    firmware: Option<Firmware>,
    vagrant: Option<Vagrant>,
    flatpak: Option<Flatpak>,
    distrobox: Option<Distrobox>,
    no_self_update: Option<bool>,
}

fn config_directory() -> PathBuf {
    #[cfg(unix)]
    return crate::XDG_DIRS.config_dir();

    #[cfg(windows)]
    return crate::WINDOWS_DIRS.config_dir();
}

impl ConfigFile {
    fn ensure() -> Result<PathBuf> {
        let config_directory = config_directory();

        let config_path = config_directory.join("topgrade.toml");
        let alt_config_path = config_directory.join("topgrade/topgrade.toml");

        if config_path.exists() {
            debug!("Configuration at {}", config_path.display());
            Ok(config_path)
        } else if alt_config_path.exists() {
            debug!("Configuration at {}", alt_config_path.display());
            Ok(alt_config_path)
        } else {
            debug!("No configuration exists");
            write(&config_path, EXAMPLE_CONFIG).map_err(|e| {
                debug!(
                    "Unable to write the example configuration file to {}: {}. Using blank config.",
                    config_path.display(),
                    e
                );
                e
            })?;
            Ok(config_path)
        }
    }

    /// Read the configuration file.
    ///
    /// If the configuration file does not exist the function returns the default ConfigFile.
    fn read(config_path: Option<PathBuf>) -> Result<ConfigFile> {
        let config_path = if let Some(path) = config_path {
            path
        } else {
            Self::ensure()?
        };

        let contents = fs::read_to_string(&config_path).map_err(|e| {
            tracing::error!("Unable to read {}", config_path.display());
            e
        })?;

        let mut result: Self = toml::from_str(&contents).map_err(|e| {
            tracing::error!("Failed to deserialize {}", config_path.display());
            e
        })?;

        if let Some(ref mut paths) = &mut result.git_repos {
            for path in paths.iter_mut() {
                let expanded = shellexpand::tilde::<&str>(&path.as_ref()).into_owned();
                debug!("Path {} expanded to {}", path, expanded);
                *path = expanded;
            }
        }

        if let Some(paths) = result.git.as_mut().and_then(|git| git.repos.as_mut()) {
            for path in paths.iter_mut() {
                let expanded = shellexpand::tilde::<&str>(&path.as_ref()).into_owned();
                debug!("Path {} expanded to {}", path, expanded);
                *path = expanded;
            }
        }

        debug!("Loaded configuration: {:?}", result);

        Ok(result)
    }

    fn edit() -> Result<()> {
        let config_path = Self::ensure()?;
        let editor = editor();
        debug!("Editor: {:?}", editor);

        let command = which(&editor[0])?;
        let args: Vec<&String> = editor.iter().skip(1).collect();

        Command::new(command)
            .args(args)
            .arg(config_path)
            .status_checked()
            .context("Failed to open configuration file editor")
    }
}

// Command line arguments
#[derive(Parser, Debug)]
#[clap(name = "Topgrade", version)]
pub struct CommandLineArgs {
    /// Edit the configuration file
    #[clap(long = "edit-config")]
    edit_config: bool,

    /// Show config reference
    #[clap(long = "config-reference")]
    show_config_reference: bool,

    /// Run inside tmux
    #[clap(short = 't', long = "tmux")]
    run_in_tmux: bool,

    /// Cleanup temporary or old files
    #[clap(short = 'c', long = "cleanup")]
    cleanup: bool,

    /// Print what would be done
    #[clap(short = 'n', long = "dry-run")]
    dry_run: bool,

    /// Do not ask to retry failed steps
    #[clap(long = "no-retry")]
    no_retry: bool,

    /// Do not perform upgrades for the given steps
    #[clap(long = "disable", value_name = "STEP", arg_enum, multiple_values = true)]
    disable: Vec<Step>,

    /// Perform only the specified steps (experimental)
    #[clap(long = "only", value_name = "STEP", arg_enum, multiple_values = true)]
    only: Vec<Step>,

    /// Run only specific custom commands
    #[clap(long = "custom-commands", value_name = "NAME", multiple_values = true)]
    custom_commands: Vec<String>,

    /// Set environment variables
    #[clap(long = "env", value_name = "NAME=VALUE", multiple_values = true)]
    env: Vec<String>,

    /// Output debug logs. Alias for `--log-filter debug`.
    #[clap(short = 'v', long = "verbose")]
    pub verbose: bool,

    /// Prompt for a key before exiting
    #[clap(short = 'k', long = "keep")]
    keep_at_end: bool,

    /// Skip sending a notification at the end of a run
    #[clap(long = "skip-notify")]
    skip_notify: bool,

    /// Say yes to package manager's prompt
    #[clap(
        short = 'y',
        long = "yes",
        value_name = "STEP",
        arg_enum,
        multiple_values = true,
        min_values = 0
    )]
    yes: Option<Vec<Step>>,

    /// Don't pull the predefined git repos
    #[clap(long = "disable-predefined-git-repos")]
    disable_predefined_git_repos: bool,

    /// Alternative configuration file
    #[clap(long = "config", value_name = "PATH")]
    config: Option<PathBuf>,

    /// A regular expression for restricting remote host execution
    #[clap(long = "remote-host-limit", value_name = "REGEX")]
    remote_host_limit: Option<Regex>,

    /// Show the reason for skipped steps
    #[clap(long = "show-skipped")]
    show_skipped: bool,

    /// Tracing filter directives.
    ///
    /// See: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/struct.EnvFilter.html
    #[clap(long, default_value = "info")]
    pub log_filter: String,

    /// Print completion script for the given shell and exit
    #[clap(long, arg_enum, hide = true)]
    pub gen_completion: Option<Shell>,

    /// Print roff manpage and exit
    #[clap(long, hide = true)]
    pub gen_manpage: bool,

    /// Don't update Topgrade
    #[clap(long = "no-self-update")]
    pub no_self_update: bool,
}

impl CommandLineArgs {
    pub fn edit_config(&self) -> bool {
        self.edit_config
    }

    pub fn show_config_reference(&self) -> bool {
        self.show_config_reference
    }

    pub fn env_variables(&self) -> &Vec<String> {
        &self.env
    }

    pub fn tracing_filter_directives(&self) -> String {
        if self.verbose {
            "debug".into()
        } else {
            self.log_filter.clone()
        }
    }
}

/// Represents the application configuration
///
/// The struct holds the loaded configuration file, as well as the arguments parsed from the command line.
/// Its provided methods decide the appropriate options based on combining the configuraiton file and the
/// command line arguments.
pub struct Config {
    opt: CommandLineArgs,
    config_file: ConfigFile,
    allowed_steps: Vec<Step>,
}

impl Config {
    /// Load the configuration.
    ///
    /// The function parses the command line arguments and reading the configuration file.
    pub fn load(opt: CommandLineArgs) -> Result<Self> {
        let config_directory = config_directory();
        let config_file = if config_directory.is_dir() {
            ConfigFile::read(opt.config.clone()).unwrap_or_else(|e| {
                // Inform the user about errors when loading the configuration,
                // but fallback to the default config to at least attempt to do something
                tracing::error!("failed to load configuration: {}", e);
                ConfigFile::default()
            })
        } else {
            tracing::debug!("Configuration directory {} does not exist", config_directory.display());
            ConfigFile::default()
        };

        check_deprecated!(config_file, git_arguments, git, arguments);
        check_deprecated!(config_file, git_repos, git, repos);
        check_deprecated!(config_file, predefined_git_repos, git, pull_predefined);
        check_deprecated!(config_file, yay_arguments, linux, yay_arguments);
        check_deprecated!(config_file, accept_all_windows_updates, windows, accept_all_updates);

        let allowed_steps = Self::allowed_steps(&opt, &config_file);

        Ok(Self {
            opt,
            config_file,
            allowed_steps,
        })
    }

    /// Launch an editor to edit the configuration
    pub fn edit() -> Result<()> {
        ConfigFile::edit()
    }

    /// The list of commands to run before performing any step.
    pub fn pre_commands(&self) -> &Option<Commands> {
        &self.config_file.pre_commands
    }

    /// The list of commands to run at the end of all steps
    pub fn post_commands(&self) -> &Option<Commands> {
        &self.config_file.post_commands
    }

    /// The list of custom steps.
    pub fn commands(&self) -> &Option<Commands> {
        &self.config_file.commands
    }

    /// The list of additional git repositories to pull.
    pub fn git_repos(&self) -> &Option<Vec<String>> {
        get_deprecated!(self.config_file, git_repos, git, repos)
    }

    /// Tell whether the specified step should run.
    ///
    /// If the step appears either in the `--disable` command line argument
    /// or the `disable` option in the configuration, the function returns false.
    pub fn should_run(&self, step: Step) -> bool {
        self.allowed_steps.contains(&step)
    }

    fn allowed_steps(opt: &CommandLineArgs, config_file: &ConfigFile) -> Vec<Step> {
        let mut enabled_steps: Vec<Step> = Vec::new();
        enabled_steps.extend(&opt.only);

        if let Some(only) = config_file.only.as_ref() {
            enabled_steps.extend(only)
        }

        if enabled_steps.is_empty() {
            enabled_steps.extend(Step::iter());
        }

        let mut disabled_steps: Vec<Step> = Vec::new();
        disabled_steps.extend(&opt.disable);
        if let Some(disabled) = config_file.disable.as_ref() {
            disabled_steps.extend(disabled);
        }

        enabled_steps.retain(|e| !disabled_steps.contains(e) || opt.only.contains(e));
        enabled_steps
    }

    /// Tell whether we should run a self update.
    pub fn no_self_update(&self) -> bool {
        self.opt.no_self_update || self.config_file.no_self_update.unwrap_or(false)
    }

    /// Tell whether we should run in tmux.
    pub fn run_in_tmux(&self) -> bool {
        self.opt.run_in_tmux || self.config_file.run_in_tmux.unwrap_or(false)
    }

    /// Tell whether we should perform cleanup steps.
    pub fn cleanup(&self) -> bool {
        self.opt.cleanup || self.config_file.cleanup.unwrap_or(false)
    }

    /// Tell whether we are dry-running.
    pub fn dry_run(&self) -> bool {
        self.opt.dry_run
    }

    /// Tell whether we should not attempt to retry anything.
    pub fn no_retry(&self) -> bool {
        self.opt.no_retry || self.config_file.no_retry.unwrap_or(false)
    }

    /// List of remote hosts to run Topgrade in
    pub fn remote_topgrades(&self) -> &Option<Vec<String>> {
        &self.config_file.remote_topgrades
    }

    /// Path to Topgrade executable used for all remote hosts
    pub fn remote_topgrade_path(&self) -> &str {
        self.config_file.remote_topgrade_path.as_deref().unwrap_or("topgrade")
    }

    /// Extra SSH arguments
    pub fn ssh_arguments(&self) -> &Option<String> {
        &self.config_file.ssh_arguments
    }

    /// Extra Git arguments
    pub fn git_arguments(&self) -> &Option<String> {
        get_deprecated!(self.config_file, git_arguments, git, arguments)
    }

    /// Extra Tmux arguments
    pub fn tmux_arguments(&self) -> eyre::Result<Vec<String>> {
        let args = &self.config_file.tmux_arguments.as_deref().unwrap_or_default();
        shell_words::split(args)
            // The only time the parse failed is in case of a missing close quote.
            // The error message looks like this:
            //     Error: Failed to parse `tmux_arguments`: `'foo`
            //
            //     Caused by:
            //         missing closing quote
            .with_context(|| format!("Failed to parse `tmux_arguments`: `{args}`"))
    }

    /// Prompt for a key before exiting
    pub fn keep_at_end(&self) -> bool {
        self.opt.keep_at_end || env::var("TOPGRADE_KEEP_END").is_ok()
    }

    /// Skip sending a notification at the end of a run
    pub fn skip_notify(&self) -> bool {
        if let Some(yes) = self.config_file.skip_notify {
            return yes;
        }

        self.opt.skip_notify
    }

    /// Whether to set the terminal title
    pub fn set_title(&self) -> bool {
        self.config_file.set_title.unwrap_or(true)
    }

    /// Whether to say yes to package managers
    pub fn yes(&self, step: Step) -> bool {
        if let Some(yes) = self.config_file.assume_yes {
            return yes;
        }

        if let Some(yes_list) = &self.opt.yes {
            if yes_list.is_empty() {
                return true;
            }

            return yes_list.contains(&step);
        }

        false
    }

    /// Bash-it branch
    pub fn bashit_branch(&self) -> &str {
        self.config_file.bashit_branch.as_deref().unwrap_or("stable")
    }

    /// Whether to accept all Windows updates
    pub fn accept_all_windows_updates(&self) -> bool {
        get_deprecated!(
            self.config_file,
            accept_all_windows_updates,
            windows,
            accept_all_updates
        )
        .unwrap_or(true)
    }

    /// Whether to self rename the Topgrade executable during the run
    pub fn self_rename(&self) -> bool {
        self.config_file
            .windows
            .as_ref()
            .and_then(|w| w.self_rename)
            .unwrap_or(false)
    }

    // Should wsl --update should use the --pre-release flag
    pub fn wsl_update_pre_release(&self) -> bool {
        self.config_file
            .windows
            .as_ref()
            .and_then(|w| w.wsl_update_pre_release)
            .unwrap_or(false)
    }

    // Should wsl --update use the --web-download flag
    pub fn wsl_update_use_web_download(&self) -> bool {
        self.config_file
            .windows
            .as_ref()
            .and_then(|w| w.wsl_update_use_web_download)
            .unwrap_or(false)
    }

    /// Whether Brew cask should be greedy
    pub fn brew_cask_greedy(&self) -> bool {
        self.config_file
            .brew
            .as_ref()
            .and_then(|c| c.greedy_cask)
            .unwrap_or(false)
    }

    /// Whether Brew should autoremove
    pub fn brew_autoremove(&self) -> bool {
        self.config_file
            .brew
            .as_ref()
            .and_then(|c| c.autoremove)
            .unwrap_or(false)
    }

    /// Whether Composer should update itself
    pub fn composer_self_update(&self) -> bool {
        self.config_file
            .composer
            .as_ref()
            .and_then(|c| c.self_update)
            .unwrap_or(false)
    }

    /// Whether to force plug update in Vim
    pub fn force_vim_plug_update(&self) -> bool {
        self.config_file
            .vim
            .as_ref()
            .and_then(|c| c.force_plug_update)
            .unwrap_or_default()
    }

    /// Whether to send a desktop notification at the beginning of every step
    pub fn notify_each_step(&self) -> bool {
        self.config_file.notify_each_step.unwrap_or(false)
    }

    /// Extra garuda-update arguments
    pub fn garuda_update_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.garuda_update_arguments.as_deref())
            .unwrap_or("")
    }

    /// Extra trizen arguments
    pub fn trizen_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.trizen_arguments.as_deref())
            .unwrap_or("")
    }

    /// Extra Pikaur arguments
    #[allow(dead_code)]
    pub fn pikaur_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.pikaur_arguments.as_deref())
            .unwrap_or("")
    }

    /// Extra Pamac arguments
    pub fn pamac_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.pamac_arguments.as_deref())
            .unwrap_or("")
    }

    /// Show news on Arch Linux
    pub fn show_arch_news(&self) -> bool {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.show_arch_news)
            .unwrap_or(true)
    }

    /// Get the package manager of an Arch Linux system
    pub fn arch_package_manager(&self) -> ArchPackageManager {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.arch_package_manager)
            .unwrap_or(ArchPackageManager::Autodetect)
    }

    /// Extra yay arguments
    pub fn yay_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.yay_arguments.as_deref())
            .unwrap_or("")
    }

    /// Extra aura arguments for AUR and pacman
    pub fn aura_aur_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.aura_aur_arguments.as_deref())
            .unwrap_or("")
    }
    pub fn aura_pacman_arguments(&self) -> &str {
        self.config_file
            .linux
            .as_ref()
            .and_then(|s| s.aura_pacman_arguments.as_deref())
            .unwrap_or("")
    }

    /// Extra apt arguments
    pub fn apt_arguments(&self) -> Option<&str> {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.apt_arguments.as_deref())
    }

    /// Extra dnf arguments
    pub fn dnf_arguments(&self) -> Option<&str> {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.dnf_arguments.as_deref())
    }

    /// Extra nix arguments
    pub fn nix_arguments(&self) -> Option<&str> {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.nix_arguments.as_deref())
    }

    /// Distrobox use root
    pub fn distrobox_root(&self) -> bool {
        self.config_file
            .distrobox
            .as_ref()
            .and_then(|r| r.use_root)
            .unwrap_or(false)
    }

    /// Distrobox containers
    pub fn distrobox_containers(&self) -> Option<&Vec<String>> {
        self.config_file.distrobox.as_ref().and_then(|r| r.containers.as_ref())
    }

    /// Concurrency limit for git
    pub fn git_concurrency_limit(&self) -> Option<usize> {
        self.config_file.git.as_ref().and_then(|git| git.max_concurrency)
    }

    /// Should we power on vagrant boxes if needed
    pub fn vagrant_power_on(&self) -> Option<bool> {
        self.config_file.vagrant.as_ref().and_then(|vagrant| vagrant.power_on)
    }

    /// Vagrant directories
    pub fn vagrant_directories(&self) -> Option<&Vec<String>> {
        self.config_file
            .vagrant
            .as_ref()
            .and_then(|vagrant| vagrant.directories.as_ref())
    }

    /// Always suspend vagrant boxes instead of powering off
    pub fn vagrant_always_suspend(&self) -> Option<bool> {
        self.config_file
            .vagrant
            .as_ref()
            .and_then(|vagrant| vagrant.always_suspend)
    }

    /// Enable tlmgr on Linux
    pub fn enable_tlmgr_linux(&self) -> bool {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.enable_tlmgr)
            .unwrap_or(false)
    }

    /// Use distro-sync in Red Hat based distrbutions
    pub fn redhat_distro_sync(&self) -> bool {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.redhat_distro_sync)
            .unwrap_or(false)
    }

    /// Use zypper dist-upgrade (same as distro-sync on RH) instead of update (default: false on SLE/Leap, ignored on Tumbleweed (dup is always ran))
    pub fn suse_dup(&self) -> bool {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.suse_dup)
            .unwrap_or(false)
    }

    /// Use rpm-ostree in *when rpm-ostree is detected* (default: true)
    pub fn rpm_ostree(&self) -> bool {
        self.config_file
            .linux
            .as_ref()
            .and_then(|linux| linux.rpm_ostree)
            .unwrap_or(false)
    }

    /// Should we ignore failures for this step
    pub fn ignore_failure(&self, step: Step) -> bool {
        self.config_file
            .ignore_failures
            .as_ref()
            .map(|v| v.contains(&step))
            .unwrap_or(false)
    }

    pub fn use_predefined_git_repos(&self) -> bool {
        !self.opt.disable_predefined_git_repos
            && get_deprecated!(self.config_file, predefined_git_repos, git, pull_predefined).unwrap_or(true)
    }

    pub fn verbose(&self) -> bool {
        self.opt.verbose
    }

    pub fn show_skipped(&self) -> bool {
        self.opt.show_skipped
    }

    pub fn open_remotes_in_new_terminal(&self) -> bool {
        self.config_file
            .windows
            .as_ref()
            .and_then(|windows| windows.open_remotes_in_new_terminal)
            .unwrap_or(false)
    }

    pub fn sudo_command(&self) -> Option<SudoKind> {
        self.config_file.sudo_command
    }

    /// If `true`, `sudo` should be called after `pre_commands` in order to elevate at the
    /// start of the session (and not in the middle).
    pub fn pre_sudo(&self) -> bool {
        self.config_file.pre_sudo.unwrap_or(false)
    }

    #[cfg(target_os = "linux")]
    pub fn npm_use_sudo(&self) -> bool {
        self.config_file
            .npm
            .as_ref()
            .and_then(|npm| npm.use_sudo)
            .unwrap_or(false)
    }
    #[cfg(target_os = "linux")]
    pub fn yarn_use_sudo(&self) -> bool {
        self.config_file
            .yarn
            .as_ref()
            .and_then(|yarn| yarn.use_sudo)
            .unwrap_or(false)
    }

    #[cfg(target_os = "linux")]
    pub fn firmware_upgrade(&self) -> bool {
        self.config_file
            .firmware
            .as_ref()
            .and_then(|firmware| firmware.upgrade)
            .unwrap_or(false)
    }

    #[cfg(target_os = "linux")]
    pub fn flatpak_use_sudo(&self) -> bool {
        self.config_file
            .flatpak
            .as_ref()
            .and_then(|flatpak| flatpak.use_sudo)
            .unwrap_or(false)
    }

    #[cfg(target_os = "linux")]
    str_value!(linux, emerge_sync_flags);

    #[cfg(target_os = "linux")]
    str_value!(linux, emerge_update_flags);

    pub fn should_execute_remote(&self, remote: &str) -> bool {
        if let Ok(hostname) = hostname() {
            if remote == hostname {
                return false;
            }
        }

        if let Some(limit) = self.opt.remote_host_limit.as_ref() {
            return limit.is_match(remote);
        }

        true
    }

    #[cfg(windows)]
    pub fn enable_winget(&self) -> bool {
        return self
            .config_file
            .windows
            .as_ref()
            .and_then(|w| w.enable_winget)
            .unwrap_or(false);
    }

    pub fn enable_pipupgrade(&self) -> bool {
        return self
            .config_file
            .python
            .as_ref()
            .and_then(|python| python.enable_pipupgrade)
            .unwrap_or(false);
    }
    pub fn enable_pip_review(&self) -> bool {
        return self
            .config_file
            .python
            .as_ref()
            .and_then(|python| python.enable_pip_review)
            .unwrap_or(false);
    }
    pub fn enable_pip_review_local(&self) -> bool {
        return self
            .config_file
            .python
            .as_ref()
            .and_then(|python| python.enable_pip_review_local)
            .unwrap_or(false);
    }

    pub fn display_time(&self) -> bool {
        self.config_file.display_time.unwrap_or(true)
    }

    pub fn display_preamble(&self) -> bool {
        self.config_file.display_preamble.unwrap_or(true)
    }

    pub fn should_run_custom_command(&self, name: &str) -> bool {
        if self.opt.custom_commands.is_empty() {
            return true;
        }

        self.opt.custom_commands.iter().any(|s| s == name)
    }
}