install.sh

#!/bin/bash

set -euo pipefail

DOTFILES_PATH="${HOME}/code/src/github.com/mikael-lindstrom/dotfiles"
DOTFILES_REPO="https://github.com/mikael-lindstrom/dotfiles.git"
HOSTNAME="$(hostname -s)"

install_xcode() {
  if ! xcode-select -p &> /dev/null; then
    echo "--- Installing xcode ---"
    xcode-select --install
    exit 0
  else
    echo "--- Xcode already installed ---"
  fi
}

clone_dotfiles() {
  if [ ! -d "${DOTFILES_PATH}" ]; then
    echo "--- Cloning repo ---"
    git clone "${DOTFILES_REPO}" "${DOTFILES_PATH}"
  else
    echo "--- Repo already cloned ---"
  fi
}

install_nix() {
  if ! command -v "nix" > /dev/null; then
    echo "--- Installing nix ---"
    curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install
    set +u
    source /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh
    set -u
  else
    echo "--- Nix is already installed ---"
  fi
}

install_nix_darwin() {
  if ! command -v "darwin-rebuild" > /dev/null; then
    if [ -f /etc/nix/nix.conf ]; then
      echo "--- Moving /etc/nix/nix.conf to /etc/nix/nix.conf.before-nix-darwin ---"
      sudo mv /etc/nix/nix.conf /etc/nix/nix.conf.before-nix-darwin
    fi
    echo "--- Installing nix-darwin ---"
    nix run --extra-experimental-features "nix-command flakes" nix-darwin -- switch --flake "${DOTFILES_PATH}#${HOSTNAME}"
  else
    echo "--- nix-darwin already installed ---"
  fi
}

echo "Installing dotfiles for $HOSTNAME"

install_xcode
clone_dotfiles
install_nix
install_nix_darwin