#!/bin/bash
[ "${1}" = "stop" ] && {
  kill -SIGTERM "$(cat /tmp/dskbot.pid)" 2>/dev/null
  exit 0
}
printf "%s" "${$}" > /tmp/dskbot.pid

api_url="https://api.telegram.org/bot${TELEGRAM_DSK_TOKEN}/"
bot_tmpdir="/tmp/dskbot/"
[ -d "${bot_tmpdir}" ] || {
  mkdir "${bot_tmpdir}" || {
    printf "error: can't write to /tmp\n"
    exit 2
  }
}

files=( "updates.txt" "sentmsgs.txt" "error.log" "checked.txt" )
for i in "${files[@]}"; do
  touch "${bot_tmpdir}${i}"
done
unset files

exec 2>>"${bot_tmpdir}/error.log"

. ./bashbot-lib/bashbot-lib.sh
. ./bashbot-lib/viewer.sh
#
#declare -a kbd_rows=( 2 )
#declare -a kbd_text=( "remount" "fix disk" )
#declare -a kbd_data=( "remount" "fixdisk" )
#inline_kbd=$(mkinline_kbd kbd_rows kbd_text kbd_data)
#unset kbd_rows
#unset kbd_text
#unset kbd_data

dsk_status(){
  local BUF="$(dmesg | grep unmounting | tail -n1)"
  local TIMECODE="$(awk '{print $1}' <<< "${BUF}")"
  grep "${TIMECODE}" /tmp/dskbot/checked.txt >/dev/null 2>&1 || {
    printf "%s\n" "${TIMECODE}" >> /tmp/dskbot/checked.txt
    local TIME="$(date +'%a %d/%m - %T')"
    local DISK="$(grep -o "sd[a-d][0-9]" <<< "${BUF}")"
    [ ! -z "${DISK}" ] && {
      local MOUNTED="$(mount | grep "${DISK}")"
      [ -z "${MOUNTED}" ] && printf "%s is not mounted\n" "${DISK}" || {
        local STATUS="$(grep -o "r[ow]" <<< "${MOUNTED}")"
        case "${STATUS}" in
          "ro") printf "%s is mounted read-only\n" "${DISK}";;
          "rw") printf "%s is mounted read-write\n" "${DISK}";;
          *) printf "%s is mounted as neither read-write nor read-only" "${DISK}";;
        esac
      }
    }
  }
}


while [ "${1}" = "start" ]; do
  PANIC="$(dsk_status)"
  [ ! -z "${PANIC}" ] && {
    for i in $(awk '{print $1}' ./allowed_ids.txt); do
      sendmsg "${i}" "${PANIC}" #"${inline_kbd}"
    done
  }
  getupd >/dev/null || continue
  declare -A curmsg
  getmsg_content curmsg updates.txt
  view_content curmsg
#  [ "$curmsg[callback]" = "remount" ] && {
#    for i in $(awk '{print $1}' ./allowed_ids.txt); do
#      editmsg "curmsg[chat_id]" "curmsg[msg_id]" "remounting."
#      editmsg "curmsg[chat_id]" "curmsg[msg_id]" "remounting.."
#      editmsg "curmsg[chat_id]" "curmsg[msg_id]" "remounting..."
#      getmsg_content curmsg sentmsgs.txt
#      tput setaf 3; view_content curmsg; tput sgr0
#    done
#  }
  unset curmsg PANIC
done