114 lines
2.9 KiB
Rust
114 lines
2.9 KiB
Rust
#![feature(macro_metavar_expr)]
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use std::path::{Path, PathBuf};
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use clap::{Parser, Subcommand};
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use config::Config;
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use log::{error, info};
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use logerr::UnwrapLog;
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pub mod cmd;
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mod config;
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mod hlwm;
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pub mod logerr;
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mod panel;
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#[derive(Parser, Debug, Clone)]
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#[command(name = "hlctl")]
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struct Args {
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#[command(subcommand)]
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command: HlctlCommand,
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}
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#[derive(Subcommand, Debug, Clone)]
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enum HlctlCommand {
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/// Initialize herbstluftwm, should be run from the autostart script
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Init,
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/// Save the currently loaded configuration to file
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#[command(long_about = r#"
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`save` Tries to find an existing config file. If not present, the default config is used.
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Whichever one is loaded, its tags are used. All other values are collected from the environment
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(or default values) and this new config is saved.
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The configuration file located at $HOME/.config/herbstluftwm/hlctl.toml"#)]
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Save,
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/// Print the toml config to stdout
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PrintConfig,
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/// Start the top panel
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Panel,
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}
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fn main() {
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pretty_env_logger::init();
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let args = Args::parse();
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match args.command {
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HlctlCommand::Init => init(),
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HlctlCommand::Save => save(),
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HlctlCommand::PrintConfig => print_config(),
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HlctlCommand::Panel => {
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if let Err(err) = panel::panel(&merged_config()) {
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error!("panel: {err}");
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}
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}
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}
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}
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fn load_config() -> Config {
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match Config::from_file(&Path::new(&Config::default_path().unwrap())) {
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Ok(cfg) => cfg,
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Err(err) => {
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error!("Could not load config. Error: {err}");
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error!("");
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error!("Hint: try calling `hlctl save` to save a default or collected config");
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std::process::exit(1);
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}
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}
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}
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fn x_set_root(path: PathBuf) {
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match std::process::Command::new(path)
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.args(["-solid", "black"])
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.spawn()
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{
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Ok(mut child) => {
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if let Err(err) = child.wait() {
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error!("running xsetroot: [{err}]");
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}
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}
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Err(err) => error!("running xsetroot: [{err}]"),
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}
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}
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fn init() {
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info!("begining herbstluftwm setup via hlctl");
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if let Ok(path) = which::which("xsetroot") {
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x_set_root(path);
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}
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info!("loading config");
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hlwm::Client::new()
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.execute_iter(
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load_config()
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.to_command_set()
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.expect("marshalling init command set"),
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)
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.expect("running init command set");
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}
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fn merged_config() -> Config {
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let default = load_config();
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let mut collected = Config::from_herbstluft();
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collected.tags = default.tags;
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collected
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}
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fn print_config() {
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println!("{}", merged_config().serialize().unwrap())
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}
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fn save() {
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merged_config()
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.write_to_file(&Path::new(&Config::default_path().unwrap()))
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.expect("failed writing to file");
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}
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