# This script will fetch necessary packages
# Note: An Internet connection is REQUIRED for this script to succeed.

read -e -n 1 -p "Do you have an Internet connection? " ans
if [ $ans == "n" ]; then
  echo -e "\e[31mPlease connect to the Internet and rerun this command. \e[39m"
  echo "Exiting..."
  sleep .5
  exit 1
fi

read -e -n 1 -p "Are you running Raspbian Stretch Lite? " ans
if [ &ans == "n" ]; then
  echo -e "\e[33m\e[1mThis script is useful only in Raspbian Lite."
  echo -e "Running this in the full Raspbian desktop is untested and will likely break.\e[39m\e[0m"
  read -e -n 1 -p "Do you still want to try? " ans
  if [ $ans == "n" ]; then
    echo "Exiting..."
    sleep .5
    exit 2
  fi
fi

read -e -n 1 -p "Have you changed the default username or password? " ans
if [ $ans == "y" ]; then
  sudo apt update
else
  echo raspberry | sudo -S apt update
fi

sudo apt install xorg ratpoison idle3 python3-matplotlib -y

if [[ -e ~/.xinitrc ]]; then
  echo "xinitrc exists... skipping"
else
  cp /etc/X11/xinit/xinitrc ~/.xinitrc
fi

# Copy X11 and ratpoison skeleton files to PATH
echo "exec /usr/bin/ratpoison" >> ~/.xinitrc
echo "exec /usr/bin/idle3" >> ~/.ratpoisonrc