1 #!/bin/sh
2 
3 set -o pipefail
4 program=$(basename "$0")
5 fail() { echo "$1"; exit 1; }
6 
7 for f in *; do
8 	expr "$f" : [Tt][Oo][Dd][Oo] > /dev/null && todo_file="$f" && break
9 done
10 
11 [ -n $todo_file ] || todo_file="${TODO_FILE:-${PWD}/TODO}"
12 
13 todo_alt_file="${TODO_ALT_FILE:-${PWD}/REMEMBER}"
14 done_file="${DONE_FILE:-${PWD}/DONE}"
15 
16 usage() {
17 	echo "usage: $program TASK"
18 	echo "       $program [-d LINENUM] [-e] [-Ss QUERY]"
19 }
20 
21 # t_done(int)
22 t_done() {
23 	int=$1
24 	tmpfile=$(mktemp)
25 	sed -n "${int}!p" "$todo_file" > "$tmpfile"
26 	mv "$todo_file" "${todo_file}~"
27 	mv "$tmpfile" "$todo_file"
28 }
29 
30 t_print() {
31 	lines=$(wc -l < "$todo_file")
32 	width=$(echo $lines | wc -c)
33 	nl -s' ' -w"$width" "$todo_file"
34 }
35 
36 main() {
37 	if getopts hed:S:s: opt; then
38 		case "$opt" in
39 			(e)	$EDITOR "$todo_file"
40 				exit ;;
41 			(d)	t_done "$OPTARG"
42 				exit ;;
43 			(S)	t_print | grep -iw "$OPTARG"
44 				exit ;;
45 			(s)	t_print | grep -i "$OPTARG"
46 				exit ;;
47 			(h)	usage
48 				exit ;;
49 			(?)	usage
50 				exit 1 ;;
51 		esac
52 	elif test -n "$1"; then
53 		echo "$@" >> "$todo_file"
54 	else
55 		t_print
56 	fi
57 }
58 
59 main "$@"