bootstrap.sh

#!/bin/bash

# Autoconfigure script for nix-darwin

# Exit on any error
set -e

echo "Starting nix-darwin autoconfiguration..."

# Check if Nix is installed
if ! command -v nix &>/dev/null; then
  echo "Error: Nix is not installed."
  echo "Please install Lix first. You can use the Lix Installer:"
  echo "  curl -sSf -L https://install.lix.systems/lix | sh -s -- install"
  exit 1
fi

echo "Nix is installed. Proceeding..."

# Enable experimental features (flakes) if not already enabled in user config
# Note: The flake.nix in this repo already sets this for the system, but we need it for the initial build command.
EXTRA_NIX_ARGS=""
if ! nix show-config | grep -q "experimental-features =.*flakes"; then
  echo "Enabling flakes for this session..."
  EXTRA_NIX_ARGS="--extra-experimental-features nix-command --extra-experimental-features flakes"
fi

# Detect Hostname
HOSTNAME=$(scutil --get LocalHostName)
echo "Detected hostname: $HOSTNAME"

# Check if the hostname matches one of the configurations in flake.nix
if [ -d "hosts/$HOSTNAME" ]; then
  echo "Found configuration for $HOSTNAME."
else
  echo "Warning: No specific configuration directory found for $HOSTNAME in hosts/."
  echo "Please ensure your flake.nix has a configuration for '$HOSTNAME' or rename your host."
  echo "Available hosts defined in flake.nix (inferred from directory structure):"
  ls hosts/

  read -p "Do you want to proceed attempting to build for '$HOSTNAME'? (y/n) " -n 1 -r
  echo
  if [[ ! $REPLY =~ ^[Yy]$ ]]; then
    exit 1
  fi
fi

# Build and Switch
echo "Building and switching to the new nix-darwin configuration..."

# Apply local flake for the current hostname
CMD="sudo nix run $EXTRA_NIX_ARGS nix-darwin -- switch --flake .#$HOSTNAME"

echo "Running: $CMD"
eval "$CMD"

echo "Done! Please restart your shell or log out/in to see all changes."