X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=.bin%2Fredshift-check;h=b90eadb0c4b23b2896e0ab856b1e7e3aec9ac839;hb=853a0c1f76ed7cb7e9bd6619b9e58b38cca1a1f0;hp=eeaf8a7530b128006137067470e28ede8ec954b8;hpb=e5affb5220d89e603dcc033a89f31197aa1d9232;p=home.git

diff --git a/.bin/redshift-check b/.bin/redshift-check
index eeaf8a7..b90eadb 100755
--- a/.bin/redshift-check
+++ b/.bin/redshift-check
@@ -1,8 +1,68 @@
-#!/bin/sh
-h=$(date +%H)
-if [ ${h#0} -lt 10 -o ${h#0} -ge 21 ]; then
-	(pgrep -f /usr/bin/redshift >/dev/null 2>&1 || DISPLAY=:0 exec /usr/bin/redshift -l 42:71) &
-else
-	killall -q redshift
-fi
-:
+#!/bin/bash
+
+usage() {
+	cat <<-EOF
+	Usage: ${0##*/} [options]
+
+	Options:
+	  -x, --reset    reset display to no redshift
+	EOF
+
+	if [[ $# -eq 0 ]] ; then
+		exit 0
+	else
+		printf '\nERROR: %s\n' "$*" >&2
+		exit 1
+	fi
+}
+
+rs() {
+	exec redshift -m randr "$@"
+}
+
+main() {
+	cd /
+	export DISPLAY=:0
+
+	local auth="${HOME}/.Xauthority"
+	if [[ -e ${auth} ]]; then
+		export XAUTHORITY=${auth}
+	fi
+
+	while [[ $# -gt 0 ]] ; do
+		case $1 in
+		-x|--reset) rs -x ;;
+		-h|--help) usage ;;
+		*) usage "Unknown option: $1" ;;
+		esac
+	done
+
+	h=$(date +%H)
+
+	declare -A temps
+	local min=2000
+	temps=(
+		[20]=$(( min + 2000 ))
+		[21]=$(( min + 1500 ))
+		[22]=$(( min + 1000 ))
+		[23]=$(( min + 500 ))
+		[00]=$(( min ))
+		[01]=$(( min ))
+		[02]=$(( min ))
+		[03]=$(( min ))
+		[04]=$(( min ))
+		[05]=$(( min ))
+		[06]=$(( min + 500 ))
+		[07]=$(( min + 1000 ))
+		[08]=$(( min + 1500 ))
+		[09]=$(( min + 2000 ))
+	)
+
+	t=${temps[${h}]}
+	if [[ -z ${t} ]]; then
+		rs -x
+	else
+		rs -O ${t}k
+	fi
+}
+main "$@"