#!/usr/bin/env bash

if [ ! "$XDG_CACHE_HOME" ]; then
  XDG_CACHE_HOME="/home/mihai/.local/cache"
fi

function get_time_ms {
  date -u +%s%3N
}

function osd {
  date="$1"
  if [ ! -f "$date" ]; then
    mkdir -p "$XDG_CACHE_HOME/eww"
  fi
  date +%s >"$date"
}

function osd_handler {
  lock=0
  rundate=0
  OBJ="$1"

  if [ ! -f "$date" ]; then
    mkdir -p "$XDG_CACHE_HOME/eww"
    echo 0 >"$date"
  fi

  while true; do
    # get dates
    rundate=$(cat "$date")
    currentdate=$(date +%s)

    # handle showing
    if [ "$rundate" = "$currentdate" ] && [ "$lock" -eq 0 ]; then
      eww open osd >/dev/null 2>&1
      eww update "$OBJ"=true >/dev/null 2>&1
      lock=1
    elif [ "$((currentdate - rundate))" = "2" ] && [ "$lock" -eq 1 ]; then
      eww update "$OBJ"=false >/dev/null 2>&1
      lock=0
      if [ "$(eww get osd-volume)" = "false" ] && [ "$(eww get osd-brightness)" = "false" ]; then
        sleep 1
        eww close osd >/dev/null 2>&1
      fi
    fi

    sleep 0.1
  done

  eww close osd >/dev/null 2>&1
}