#!/bin/bash
echo "Checking Topgrade Situation"

## Script Location
# SCRIPTDIR=$(dirname $0)

echo "* Checking for topgrade directory"
topgrade_install_directory="/opt/topgrade"
if [ ! -d "$topgrade_install_directory" ]; then
  echo "** creating topgrade installation directory"
  mkdir $topgrade_install_directory
fi

echo "* Checking for topgrade binary"
topgrade_binary="/opt/topgrade/topgrade"
topgrade_tar="/opt/topgrade/topgrade.tar.gz"
topgrade_git_user="r-darwish"
topgrade_git_repo="topgrade"
if [ ! -f "$topgrade_binary" ]; then
  echo "** topgrade binary missing, installing now"
  curl -s -L "https://github.com/$topgrade_git_user/$topgrade_git_repo/releases/latest" | egrep -o '/$topgrade_git_user/$topgrade_git_repo/releases/download/[0-9]*/[0-9]*-x86_64-unknown-linux-gnu.tar.gz' | wget --base=http://github.com/ -i - -O "$topgrade_tar"
  tar -xvf $topgrade_tar -C $topgrade_install_directory
else
  echo "** topgrade binary exists"
fi
if [ ! -f "$topgrade_binary" ]; then
  echo "** topgrade binary not present at $topgrade_binary"
fi


echo "checking for topgrade confs"
custom_topgrade_confs_path="/etc/topgrade"
custom_topgrade_confs_git="https://git.deathbybandaid.net/deathbybandaid/topgrade.git"
if [ ! -d "$custom_topgrade_confs_path" ]; then
  echo "** Installing topgrade configs"
  git clone --quiet $custom_topgrade_confs_git $custom_topgrade_confs_path
else
  echo "** Updating topgrade configs"
  git -C $custom_topgrade_confs_path pull
fi


## Update
if [ -f "$topgrade_binary" ]; then
  echo "* Running topgrade"
  $topgrade_binary
fi