#!/usr/bin/env bash

args=""
cmd="switch"

if [ "$1" == "debug" ]; then
    args="--show-trace -v -L"
    shift
fi

if [ "$1" == "build" ]; then
    cmd="build"
    shift
fi

if [ "$1" == "dry-activate" ]; then
    cmd="dry-activate"
    shift
fi

if [ "$1" == "boot" ]; then
    cmd="boot"
    shift
fi

flake="."
if [ ! -z ${NIX_HOSTNAME+x} ]; then
    flake=".#$NIX_HOSTNAME"
fi

if [ "$(uname)" == "Darwin" ]; then
    if [ $(hostname) == "teidesu-osx" ]; then
        git add -f hosts/teidesu-osx/arc-setup.nix
        function restore {
            git restore --staged hosts/teidesu-osx/arc-setup.nix
        }
        trap restore EXIT
    fi

    if command -v darwin-rebuild &> /dev/null; then
        darwin-rebuild switch --flake $flake $args $@
    else
        nix --extra-experimental-features nix-command --extra-experimental-features flakes run nix-darwin -- switch --flake $flake $args $@
    fi
else
    sudo nixos-rebuild $cmd --flake $flake $args $@
fi