setup

#!/bin/bash
set -eu

cd "$(dirname $0)"

bold=$(tput bold)
green=$(tput setaf 2)
normal=$(tput sgr0)

title() {
  echo "${bold}==> $1${normal}"
  echo
}

indent() {
  sed 's/^/  /'
}

echo

# Install brew
if test ! $(which brew); then
  title "Installing Homebrew..."
  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
  if [[ -d /home/linuxbrew/.linuxbrew ]]; then
    eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
  else
    eval "$(/opt/homebrew/bin/brew shellenv)"
  fi
  echo
fi

# Install brew packages
title "Installing software..."
brew bundle | indent
echo

# Ensure zsh is a valid shell option
if ! cat /etc/shells | grep $HOMEBREW_PREFIX/bin/zsh > /dev/null; then
  title "Adding zsh to list of allowed shells..."
  sudo sh -c "echo $HOMEBREW_PREFIX/bin/zsh >> /etc/shells"
  echo
fi

# If macOS
if [[ "$(uname)" == "Darwin" ]]; then

  # Use Touch ID for sudo
  if [ ! -f /etc/pam.d/sudo_local ]; then
    echo "auth       sufficient     pam_tid.so" | sudo tee /etc/pam.d/sudo_local
  fi

  title "Configuring macOS..."
  ./scripts/configure-macos
  echo "Defaults configured!" | indent
  echo

fi

# Install symlinks
title "Configuring software..."
./scripts/install-symlinks

# Check that we are using zsh
if [[ "$SHELL" != *"zsh"* ]]; then
  if [[ "$(uname)" == "Darwin" ]]; then
    title "Changing user shell to zsh..."
    chsh -s $HOMEBREW_PREFIX/bin/zsh
    echo "Your shell has been changed to zsh, please restart your terminal or tab" | indent
    echo
  else
    echo "You are not using zsh, after installing, please run 'chsh -s /path/to/zsh'" | indent
    echo
  fi
fi

echo "${green}All done!${normal}" | indent