1 files changed, 46 insertions, 0 deletions
diff --git a/SOURCE/CORE/helpers.sh b/SOURCE/CORE/helpers.sh
new file mode 100644
index 0000000..a8f0981
--- /dev/null
+++ b/SOURCE/CORE/helpers.sh
@@ -0,0 +1,46 @@
+# check if input is a number, returns false or the number itself
+function check_noteID() {
+	IN=$1
+	case $IN in
+		''|*[!0-9]*)
+			return 1
+			;;
+		*)
+			echo "$IN"
+			;;
+	esac
+}
+
+function helptext() {
+    echo "Usage:"
+    echo "  $0 [PARAMS] ..."
+    echo ""
+	cat << __NOWCONF__ 
+${BASENAME} configuration is:
+
+base directory:		${BASEDIR}/
+notes archive:		${NOTESDIR}/
+notes database:		${DB}
+rc file:		$RCFILE
+debug file:		/tmp/debug_bash-note.log
+
+text editor:		${EDITOR}
+terminal:		${TERMINAL}
+jq executable:		${JQ}
+__NOWCONF__
+
+	echo ""
+    echo "${BASENAME} parameters are:"
+    echo "  -h | --help			: This help text"
+    echo "  -p | --plain			: Output is in plain text"
+    echo "				  (without this option the output is formatted)"
+    echo "				  (this option must precede all others)"
+    echo "  -l | --list			: List existing notes"
+    echo "  -a | --add [\"<title>\"]	: Add new note"
+    echo "  -e | --edit [<note>]	 	: Edit note"
+    echo "  -d | --delete [<note> | all]	: Delete single note or all notes at once"
+    echo "	-s | --show [<note>]		: Display note using your favourite PAGER"
+    echo "  -v | --version		: Print version"
+    echo "  --userconf			: Export User config file"
+    echo ""
+}