#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2023 JELOS (https://github.com/JustEnoughLinuxOS)

. /etc/profile

ORGANIZATION="${GIT_ORGANIZATION}"
BRANCH="$(get_setting updates.branch)"
case ${BRANCH} in
  dev)
    PROJECT="${GIT_REPO}-dev"
  ;;
  *)
    PROJECT="${GIT_REPO}"
  ;;
esac

GIT_REPO="https://github.com/${ORGANIZATION}/${PROJECT}"
GIT_API="https://api.github.com/repos/${ORGANIZATION}/${PROJECT}"

FORCE="$(get_setting updates.force)"

function check_network() {
  GW=$(ip route | awk '/eth0/ {a=$0} END{print $1}')
  if [[ ${GW} =~ [0-9] ]]
  then
    echo true
  else
    echo false
  fi
}

function cleanup() {
  if [ -e "/tmp/release.data" ]
  then
    rm -f /tmp/release.data
  fi
}

ONLINE_STATUS=$(check_network)
if [ "${ONLINE_STATUS}" == true ]
then
  curl -o /tmp/release.data -H 'Cache-Control: no-cache' -Ls "${GIT_API}/releases"
  UPDATE_PACKAGE=$(awk 'BEGIN {FS="\""} /'${OS_NAME}-${HW_DEVICE}.${HW_ARCH}'.*tar/ {print $4; exit}' /tmp/release.data | sed -e "s~${OS_NAME}-${HW_DEVICE}.${HW_ARCH}-~~g;s~.tar$~~g")
  if [ "${UPDATE_PACKAGE}" -gt "${OS_VERSION}" ] \
  || [ "${FORCE}" == "1" ]
  then
    echo "${UPDATE_PACKAGE}"
    cleanup
    exit 0
  fi
fi

cleanup
exit 12