screensaverbar

#!/bin/sh

_cols=$(tput cols)
halfcol=$(( _cols / 2 ))

# Usage: getval "KEY" file
# Return: string
# Description:
#   Read a KEY=VALUE file and retrieve the Value of the passed KEY
getval(){
  # Setting 'IFS' tells 'read' where to split the string.
  while IFS='=' read -r key val; do
    # Skip over lines containing comments.
    # (Lines starting with '#').
    [ "${key##\#*}" ] || continue

    # '$key' stores the key.
    # '$val' stores the value.
    if [ "$key" = "$1" ]; then
      printf '%s\n' "$val"
    fi
  done < "$2"
}

# ~/.config/better-xsecurelock/
CONFIG_DIR="${XDG_CONFIG_HOME:-~/.config}/better-xsecurelock"
#config file
CONF="${CONFIG_DIR}/config"

bat_icon=""
FANCY_BAT_ICON=""

FANCY_BAT_ICON=$(getval "FANCY_BAT_ICON" "$CONF")

if [ -n "$FANCY_BAT_ICON" ]; then
    bat1i=
    bat2i=
    bat3i=
    bat4i=
    bat5i=
else
    bat1i=▁
    bat2i=▂
    bat3i=▄
    bat4i=▆
    bat5i=█
fi

getbat() {
    bat_level=$(cat /sys/class/power_supply/BAT0/capacity)
    case "$bat_level" in
        [0-9]|1[0-9])
            bat_icon="$bat1i"
        ;;
        2[0-9]|3[0-9])
            bat_icon="$bat2i"
        ;;
        4[0-9]|5[0-9])
            bat_icon="$bat3i"
        ;;
        6[0-9]|7[0-9])
            bat_icon="$bat4i"
        ;;
        8[0-9]|9[0-9]|100)
            bat_icon="$bat5i"
        ;;
    esac
    printf '%s %3s' "$bat_icon" "${bat_level}%"
}

wbat=6
wday=10
wtime=8
spaces=6
padding=$(( halfcol - (( wday + wtime + wbat + spaces ) / 2 ) ))

[ -z "$AuthFgColor" ] && AuthFgColor="#c1c1c3"
AuthFgColor="${AuthFgColor#*#}"
fgr=$(printf '0x%0.2s\n' "${AuthFgColor}")
fgr=$(printf '%d\n' "$fgr")
fgg=$(printf '0x%0.2s\n' "${AuthFgColor#??}")
fgg=$(printf '%d\n' "$fgg")
fgb=$(printf '0x%0.2s\n' "${AuthFgColor#????}")
fgb=$(printf '%d\n' "$fgb")
[ -z "$AuthBgColor" ] && AuthBgColor="#5f7397"
AuthBgColor="${AuthBgColor#*#}"
bgr=$(printf '0x%0.2s\n' "${AuthBgColor}")
bgr=$(printf '%d\n' "$bgr")
bgg=$(printf '0x%0.2s\n' "${AuthBgColor#??}")
bgg=$(printf '%d\n' "$bgg")
bgb=$(printf '0x%0.2s\n' "${AuthBgColor#????}")
bgb=$(printf '%d\n' "$bgb")

# fgcol="${fgr};${fgg};${fgb}"
# bgcol="${bgr};${bgg};${bgb}"

# esc='\033'

# echo $_cols

exit_handler() {
    printf '\33[?25h'
}

hex_wid=$(printf '0x%08x\n' "$WINDOWID")

ontop () {
    xdotool windowraise "$hex_wid"
}


printf '\33[?25l'
cont=1
while [ "$cont" = 1 ]; do
    ontop
    cday=$(date '+%Y %m %d')
    ctime=$(date '+%T')
    cbat="$(getbat)"
    printf ' %*s ' "$wday" "$cday"
    printf '%*s' "$padding" " "
    printf '\033[38;2;%s;%s;%sm' "${fgr}" "${fgg}" "${fgb}"
    printf '\033[48;2;%s;%s;%sm' "${bgr}" "${bgg}" "${bgb}"
    printf ' %*s ' "$wtime" "$ctime"
    printf '\033[0m'
    printf '%*s' "$padding" " "
    printf ' %*s ' "$wbat" "$cbat"
    printf '\r'
    sleep 0.5
done

trap 'exit_handler' EXIT