#!/bin/sh
# Copyright (C) 2018 Minbari

# Color
color="#00ffff"

INSTANCE="${BLOCK_INSTANCE}"
URGENT_VALUE=90

if [ "${INSTANCE}" = "" ]; then
  INSTANCE="$HOME;max"
fi

DISPLAY=$(echo "${INSTANCE}" | awk -F ';' '{print $2}')
INSTANCE=$(echo "${INSTANCE}" | awk -F ';' '{print $1}')

if [ "${DISPLAY}" = "" ]; then
  DISPLAY="free"
fi

SPACE_VARS=$(df -h "${INSTANCE}" | tail -n 1 | awk '{$1="";$6="";print $0}')
PERC_SPACE=$(echo "${SPACE_VARS}" | awk -F ' ' '{print $4}' | tr -d '%')

if [ "${DISPLAY}" = "used" ]; then
  VALUE=$(echo "${SPACE_VARS}" | awk -F ' ' '{print $1}')
elif [ "${DISPLAY}" = "max" ]; then
  VALUE=$(echo "${SPACE_VARS}" | awk -F ' ' '{print $2}')
elif [ "${DISPLAY}" = "free" ]; then
  VALUE=$(echo "${SPACE_VARS}" | awk -F ' ' '{print $3}')
elif [ "${DISPLAY}" = "perc" ]; then
  VALUE="${PERC_SPACE}%"
fi

if [ "${VALUE}" ]; then
  echo "${VALUE}"
  echo "${VALUE}"
  echo "$color"
fi

if [ "${PERC_SPACE}" -gt "${URGENT_VALUE}" ]; then
  exit 33
fi
