#!/bin/sh

PATH_AC_0="/sys/class/power_supply/rk818-battery"
BACKUP_PATH_AC_0="/sys/class/power_supply/axp20x-battery"
PATH_AC_1="/sys/class/power_supply/ip5xxx-battery"
PATH_BATTERY_0="/sys/class/power_supply/rk818-battery"
BACKUP_PATH_BATTERY_0="/sys/class/power_supply/axp20x-battery"
PATH_BATTERY_1="/sys/class/power_supply/ip5xxx-battery"

ac_0=""
ac_1=""
battery_level_0=0
battery_level_1=0
#battery_max_0=0
#battery_max_1=0



if [ ! -f "$PATH_AC_0/status" ]; then
    PATH_AC_0=$BACKUP_PATH_AC_0
fi
ac_0=$(cat "$PATH_AC_0/status" 2>/dev/null)

if [ -f "$PATH_AC_1/status" ]; then
    ac_1=$(cat "$PATH_AC_1/status" 2>/dev/null)
else
    ac_1="-1"
fi

if [ ! -f "$PATH_BATTERY_0/capacity" ]; then
    PATH_BATTERY_0=$BACKUP_PATH_BATTERY
fi
battery_level_0=$(cat "$PATH_BATTERY_0/capacity" 2>/dev/null)

if [ -f "$PATH_BATTERY_1/capacity" ]; then
    battery_level_1=$(cat "$PATH_BATTERY_1/capacity" 2>/dev/null)
else
    battery_level_1=-1
fi

# Sometimes the percentage is greater than 100, so we fix
# that here.

if [[ "$battery_level_0" -gt "100" ]]; then
    battery_level_0=100
fi

if [[ "$battery_level_1" -gt "100" ]]; then
    battery_level_1=100
fi

# If a battery is removed during runtime, the class files still
# remain, but you can't read them. This fixes that.

if [[ "$battery_level_0" == "" ]]; then
    battery_level_0=-1
fi

if [[ "$battery_level_1" == "" ]]; then
    battery_level_1=-1
fi

if [ "$ac_0" = "Charging" ] || [ "$ac_0" = "Full" ]; then
    icon0=""
else
    if [[ "$battery_level_0" -gt "97" ]]; then
        icon0=""
    elif [[ "$battery_level_0" -gt "85" ]]; then
        icon0=""
    elif [[ "$battery_level_0" -gt "60" ]]; then
        icon0=""
    elif [[ "$battery_level_0" -gt "35" ]]; then
        icon0=""
    elif [[ "$battery_level_0" -gt "10" ]]; then
        icon0=""
    elif [[ "$battery_level_0" -gt "0" ]]; then
        icon0=""
    else
	icon0="!"
    fi
fi

if [ "$ac_1" = "Charging" ] || [ "$ac_1" = "Full" ]; then
    icon1=""
else
    if [[ "$battery_level_1" -gt "97" ]]; then
        icon1=""
    elif [[ "$battery_level_1" -gt "85" ]]; then
        icon1=""
    elif [[ "$battery_level_1" -gt "60" ]]; then
        icon1=""
    elif [[ "$battery_level_1" -gt "35" ]]; then
        icon1=""
    elif [[ "$battery_level_1" -gt "10" ]]; then
        icon1=""
    elif [[ "$battery_level_1" -ge "0" ]]; then
        icon1=""
    else
        icon1="!"
    fi
fi

if [[ "$battery_level_0" -lt "0" ]]; then
    #echo -n "$icon0 N/A"
    :
else
    echo -n "$icon0 $battery_level_0 %"
fi

if [[ "$battery_level_1" -lt "0" ]]; then
    #echo -n "$icon1 N/A"
    :
else
    echo -n " $icon1 $battery_level_1 %"
fi