#!/usr/bin/env bash

#=======================================================================#
# Copyright (C) 2020 - 2024 Dominik Willner <th33xitus@gmail.com>       #
#                                                                       #
# This file is part of KIAUH - Klipper Installation And Update Helper   #
# https://github.com/dw-0/kiauh                                         #
#                                                                       #
# This file may be distributed under the terms of the GNU GPLv3 license #
#=======================================================================#

set -e
clear -x

# make sure we have the correct permissions while running the script
umask 022

### sourcing all additional scripts
KIAUH_SRCDIR="$(dirname -- "$(readlink -f "${BASH_SOURCE[0]}")")"
for script in "${KIAUH_SRCDIR}/scripts/"*.sh; do . "${script}"; done
for script in "${KIAUH_SRCDIR}/scripts/ui/"*.sh; do . "${script}"; done

#===================================================#
#=================== UPDATE KIAUH ==================#
#===================================================#

function update_kiauh() {
  status_msg "Updating KIAUH ..."

  cd "${KIAUH_SRCDIR}"
  git reset --hard && git pull

  ok_msg "Update complete! Please restart KIAUH."
  exit 0
}

#===================================================#
#=================== KIAUH STATUS ==================#
#===================================================#

function kiauh_update_avail() {
  [[ ! -d "${KIAUH_SRCDIR}/.git" ]] && return
  local origin head

  cd "${KIAUH_SRCDIR}"

  ### abort if not on master branch
  ! git branch -a | grep -q "\* master" && return

  ### compare commit hash
  git fetch -q
  origin=$(git rev-parse --short=8 origin/master)
  head=$(git rev-parse --short=8 HEAD)

  if [[ ${origin} != "${head}" ]]; then
    echo "true"
  fi
}

function main() {
  read_kiauh_ini "${FUNCNAME[0]}"
  main_menu
}

check_if_ratos
check_euid
init_logfile
set_globals
read_kiauh_ini
init_ini
main