#! /bin/zsh

OPERATOR="${1}"
AMOUNT="${2}"
F="$XDG_RUNTIME_DIR/over/monitors-i2c"

if [[ ! -e "$F" ]]; then
	exit 1
fi

MONITORS_I2C=$(cat $XDG_RUNTIME_DIR/over/monitors-i2c)
BUSES=(${(s/:/)MONITORS_I2C})

for BUS in ${BUSES}
do
	ddcutil --skip-ddc-checks --noverify --verbose --bus=${BUS} setvcp 0x10 "${OPERATOR}" "${AMOUNT}"
done