#!/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_owner="r-darwish"
topgrade_git_repo="topgrade"
if [ ! -f "$topgrade_binary" ]; then
  echo "** topgrade binary missing, installing now"
  newest_release=$(curl -sL https://api.github.com/repos/$topgrade_git_owner/$topgrade_git_repo/releases/latest | jq -r ".tag_name")
  echo $newest_release
  newest_release_url=$(curl -sL https://api.github.com/repos/$topgrade_git_owner/$topgrade_git_repo/releases/latest | jq -r ".assets[].browser_download_url" | grep linux_amd64.tar.gz)
  echo $newest_release_url
  wget "https://github.com/$topgrade_git_owner/$topgrade_git_repo/releases/download/v8.2.0/topgrade-v8.2.0-x86_64-unknown-linux-gnu.tar.gz" -O "$topgrade_tar"
  # 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
  rm $topgrade_tar
  chmod +x $topgrade_binary
else
  echo "** topgrade binary exists"
fi
if [ ! -f "$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