Update notify.sh

scripts/notify.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+# Show system status in notification, or your own message
+# Syntaxis: notify [-vb] [-t <timeout>] [-p <value>] [<title> <message>]
+
+# Requirements/dependencies: 
+# - amixer
+# - brightnessctl
+# - libnotify (notify-send)
+
+panic () {
+    >&2 echo "Syntaxis: notify [-vb] [-t <timeout>] [-p <value>] [<title> <message>]"
+    exit 1
+}
+
+# Get options
+while getopts ":bvt:p:" options; do
+	case "${options}" in 
+		b) 	
+			value=$( brightnessctl | grep -o "[0-9]*%" | tr -d '%' )
+			title="Brightness: ${value}%"
+            category='sysinfo'
+			;;
+		v)
+            # Get volume (don't use pamixer because that is way slower)
+            value=$( amixer sget 'Master' \
+                | grep -o '\[[0-9]*%\]' \
+                | tr -d '][%' \
+	        | head -n1 )
+            title="Volume: ${value}%"
+            category='sysinfo'
+
+            # If audio disabled, set value to zero.
+	    if [ "$( amixer sget 'Master' | grep -o '\[\(on\|off\)\]' | head -n1 )" == "[off]" ] ; then 
+                title="Volume: ${value}% (Disabled)"
+                value=0
+            fi
+			;;
+        t)  
+            timeout="${OPTARG}"
+            ;;
+        p)
+            value="${OPTARG}"
+            ;;
+		*)	
+            panic
+			;;
+	esac
+done
+
+shift $((OPTIND - 1))
+
+# Check arguments
+if [ $# -gt 2 ] ; then 
+    panic
+elif [ $# -gt 0 ] ; then
+    title="${1}"
+    message="${2:-}"
+fi
+
+# Build command string
+arguments=""
+if [[ ! -z "${category}" ]] ; then 
+    arguments+=" -c ${category}"
+fi
+if [[ ! -z "${timeout}" ]] ; then 
+    arguments+=" -t ${timeout}"
+fi
+if [[ ! -z "${value}" ]] ; then 
+    arguments+=" -h int:value:${value}"
+fi
+
+notify-send "${title}" "${message}" ${arguments}
+