chore: rearrange directories

core/src/args.rs

@@ -0,0 +1,90 @@
+use crate::shell::{initialization, Init};
+use colored::Colorize;
+
+pub enum Status {
+	Continue,
+	Exit, // version, help, etc.
+	Error,
+}
+
+pub fn handle_args() -> Status {
+	use Status::*;
+	let args = std::env::args().collect::<Vec<String>>();
+	if args.len() <= 1 {
+		return Continue;
+	}
+	let mut init = Init::new();
+	let mut index = 1;
+	while index < args.len() {
+		match args[index].as_str() {
+			"-h" | "--help" => {
+				print_help();
+				return Exit;
+			}
+			"-v" | "--version" => {
+				print_version();
+				return Exit;
+			}
+			"-a" | "--alias" => {
+				if args.len() > index + 1 {
+					if args[index + 1].starts_with('-') {
+						init.alias = String::from("f");
+					} else {
+						init.alias = args[index + 1].clone();
+						index += 1;
+					}
+				} else {
+					init.alias = String::from("f");
+				}
+				init.auto_alias = true;
+				index += 1;
+			}
+			"--noncf" => {
+				init.cnf = false;
+				index += 1
+			}
+			_ => {
+				init.shell = args[index].clone();
+				index += 1
+			}
+		}
+	}
+
+	if init.shell.is_empty() {
+		eprintln!("{}", t!("no-shell"));
+		return Error;
+	}
+
+	init.binary_path = args[0].clone();
+
+	initialization(&mut init);
+	Exit
+}
+
+fn print_help() {
+	println!(
+		"{}",
+		t!(
+			"help",
+			usage = "pay-respects <shell> [--alias [<alias>]] [--noncf]",
+			eval = "Bash / Zsh / Fish".bold(),
+			eval_examples = r#"
+eval "$(pay-respects bash --alias)"
+eval "$(pay-respects zsh --alias)"
+pay-respects fish --alias | source
+"#,
+			manual = "Nushell / PowerShell".bold(),
+			manual_examples = r#"
+pay-respects nushell [--alias <alias>]
+pay-respects pwsh [--alias <alias>] [--nocnf]
+"#
+		)
+	);
+}
+
+fn print_version() {
+	println!(
+		"version: {}",
+		option_env!("CARGO_PKG_VERSION").unwrap_or("unknown")
+	);
+}