#!/usr/bin/zsh

# this is meant to be use from a crontab entry like so:
# min	hour	mday	month	wday	command
# 59	23	*	*	*	~/light_wx/lux_hours_wrap

HD="/home/ghz/light_wx"
YD="$(date +%Y)"
DD="$(date +%Y%m%d)"
DATD="${HD}/data/${YD}"

if [ "$(hostname -s)" = "holly" ]; then
	FN='light_levels'
else
	FN='v2_light.dat'
fi

cd "${HD}" || exit

LUX_HOURS="$( ${HD}/lux_hours_calc "${DATD}/${FN}.${DD}" | grep "lux hours" )"

echo -e "${DD}\t${LUX_HOURS}" >> "${HD}/data/lux_hours.dat"

/usr/bin/gnuplot "${HD}/lux_hours.gnuplot"