setup

#!/bin/bash

set -euo pipefail

LOCAL_BIN="$HOME/.local/bin"
GPGID=0x03BC4AD253B82986
mkdir -p $LOCAL_BIN

# If $HOME/.local/bin not in path, add it
if [ -d "$LOCAL_BIN" ] && [[ ":$PATH:" != *":$LOCAL_BIN:"* ]]; then
  PATH="${PATH:+"$PATH:"}$LOCAL_BIN"
fi

# Setup gpg
gpg --receive-keys $GPGID

# Install and initialize chezmoi in one go
if ! command -v chezmoi > /dev/null; then
  sh -c "$(curl -fsLS get.chezmoi.io)" -- -b $LOCAL_BIN init --apply git@github.com:nimser/private-dotfiles-devcontainer.git --exclude=encrypted
  echo "🥁 Only non-encrypted files where applied. Please run 'chezmoi apply --include=encrypted' if needed."
fi

# Install nix for dependencies that don't have a binary on github (would use mise otherwise)
# and  detect install path from nix feature instead for devcontainers
for f in /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh /etc/profile.d/nix.sh ~/.nix-profile/etc/profile.d/nix.sh; do
  if [ -f "$f" ]; then
    source "$f"
    break
  fi
done

# Fallback: check if nix-env is in common locations and add to PATH
if ! command -v nix-env &>/dev/null; then
  for d in /nix/var/nix/profiles/default/bin ~/.nix-profile/bin; do
    if [ -x "$d/nix-env" ]; then
      export PATH="$PATH:$d"
      break
    fi
  done
fi

if ! command -v nix-env &>/dev/null && [ ! -d "/nix" ]; then
  echo "🥁 nix-env command not found. Attempting to install Nix..."
  sh <(curl -L https://nixos.org/nix/install) --daemon --yes
  if [ -f /etc/profile.d/nix.sh ]; then source /etc/profile.d/nix.sh; fi
fi

if [ -f $HOME/.config/nixpkgs/config.nix ]; then
  # Set system type if not provided via cli
  export SYSTEM_TYPE=${SYSTEM_TYPE:-server}
  export NIX_REMOTE=""
  # Install all packages defined in config.nix
  nix-env -iA nixpkgs.myPackages --impure
else
  echo "💥 ERROR: Nix configuration file not found"
  echo "Ensure chezmoi has run and deployed it correctly."
  exit 1
fi

echo "Finished setting up dotfiles"
exit 0