#!/usr/bin/env nu

use ./common.nu *

def get-hostname [] {
	if $nu.os-info.name == "macos" {
		try { ^scutil --get LocalHostName | str trim } catch { ^hostname -s | str trim }
	} else {
		^hostname | str trim
	}
}

def main [hostname?: string, ...rest: string] {
	let host = if ($hostname | is-empty) {
		get-hostname
	} else { $hostname }

	print_info $"Applying configuration for ($host)"

	if $nu.os-info.name == "macos" {
		sudo nix run nix-darwin -- switch --flake $".#($host)" ...$rest
	} else {
		let euid = (id -u | str trim | into int)
		if $euid != 0 {
			sudo nixos-rebuild switch --flake $".#($host)" ...$rest
		} else {
			nixos-rebuild switch --flake $".#($host)" ...$rest
		}
	}

	print_success "Configuration applied successfully"
}