#!/usr/bin/env bash
set -euo pipefail

# Update system and install Docker stack from official Arch repos
sudo pacman -Syu --noconfirm
sudo pacman -S --needed --noconfirm \
  ca-certificates \
  curl \
  docker \
  docker-buildx \
  docker-compose 

# Enable and start Docker daemon
sudo systemctl enable --now docker.service

# Allow current user to run docker without sudo after next login
if ! id -nG "$USER" | grep -qw docker; then
  sudo usermod -aG docker "$USER"
fi

# Install bash aliases in a user-owned, Arch-friendly way
if [[ -f .bash_aliases ]]; then
  install -Dm644 .bash_aliases "$HOME/.bash_aliases"

  # Ensure ~/.bashrc loads ~/.bash_aliases
  if [[ -f "$HOME/.bashrc" ]] && ! grep -qF '.bash_aliases' "$HOME/.bashrc"; then
    cat >> "$HOME/.bashrc" <<'EOF'

# Load user aliases if present
if [[ -f ~/.bash_aliases ]]; then
  . ~/.bash_aliases
fi
EOF
  fi
fi

echo
echo "Done."
echo "Docker is installed and the service is running."
echo "Log out and back in before using docker without sudo."