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1 | #! /bin/bash |
2 | |
3 | # set -ex |
4 | |
5 | PID=$$ |
6 | VERSION="0.1" |
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7 | |
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8 | EDITOR=${EDITOR:-/usr/bin/vim} |
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9 | TERMINAL=${TERMINAL:-/usr/bin/alacritty} |
10 | JQ=$(which jq) |
11 | |
12 | BASEDIR=${BASEDIR:-~/.local/share/bash-notes} |
13 | RCFILE=${RCFILE:-~/.bash-notes.rc} |
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14 | DB=${BASEDIR}/db.json |
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15 | NOTESDIR=${BASEDIR}/notes |
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16 | |
17 | TMPDB=/tmp/db.json |
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18 | BASENAME=$( basename $0 ) |
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19 | |
20 | if [ ! -x $JQ ]; then |
21 | echo "jq not found in your PATH" |
22 | echo "install jq to continue" |
23 | exit 1 |
24 | fi |
25 | |
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26 | # IMPORT USER DEFINED OPTIONS IF ANY |
27 | if [[ -f $RCFILE ]]; then |
28 | source $RCFILE |
29 | fi |
30 | |
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31 | # We prevent the program from running more than one instance: |
32 | PIDFILE=/var/tmp/$(basename $0 .sh).pid |
33 | |
34 | # Make sure the PID file is removed when we kill the process |
35 | trap 'rm -f $PIDFILE; exit 1' TERM INT |
36 | |
37 | if [[ -r $PIDFILE ]]; then |
38 | # PIDFILE exists, so I guess there's already an instance running |
39 | # let's kill it and run again |
40 | kill -s 15 $(cat $PIDFILE) > /dev/null 2>&1 |
41 | # should already be deleted by trap, but just to be sure |
42 | rm $PIDFILE |
43 | fi |
44 | |
45 | # create PIDFILE |
46 | echo $PID > $PIDFILE |
47 | |
48 | function helptext() { |
49 | echo "Parameters are:" |
50 | echo " -h : This help text" |
51 | echo " -s <directory> : specify directory where to store all notes." |
52 | echo " -e <editor> : specify EDITOR for this session only." |
53 | echo " -l : List existing notes" |
54 | echo " -a : Add new note" |
55 | echo " -m <note> : Modify note" |
56 | echo " -d <note> : Modify date for note" |
57 | echo " -r <note> : Remove note" |
58 | echo " -v : Print version" |
59 | } |
60 | |
61 | function addnote() { |
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62 | NOTETITLE="$1" |
63 | echo "adding new note - \"$NOTETITLE\"" |
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64 | NOW=$(date +%s) |
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65 | LASTID=$($JQ '.notes[-1].id | tonumber' $DB) |
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66 | [ null == $LASTID ] && LASTID=0 |
67 | NOTEID=$(( $LASTID + 1 )) |
68 | touch ${NOTESDIR}/${NOW} |
69 | $JQ --arg i "$NOTEID" --arg t "$NOTETITLE" --arg f "$NOW" '.notes += [{"id": $i, "title": $t, "file": $f}]' "$DB" > $TMPDB |
70 | mv $TMPDB $DB |
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71 | $(${TERMINAL} --class notes --title notes -e ${EDITOR} ${NOTESDIR}/${NOW}) |
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72 | } |
73 | |
74 | function listnotes() { |
75 | echo "list all notes" |
76 | } |
77 | |
78 | function editnote() { |
79 | echo "edit note \"${1}\"" |
80 | } |
81 | |
82 | function datenote() { |
83 | echo "edit date for note \"${1}\"" |
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84 | # FILEDATE=$(date -d @$NOW +%d/%m/%Y_%T) |
85 | |
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86 | } |
87 | |
88 | function rmnote() { |
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89 | NOTE=$1 |
90 | echo "removing note $NOTE" |
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91 | } |
92 | |
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93 | # we should expand on this function to add a sample note and explain a little bit |
94 | # how the program works. |
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95 | function firstrun() { |
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96 | [ -f $RCFILE ] && RC=$RCFILE || RC="none" |
97 | |
98 | clear |
99 | echo "${BASENAME} configuration: |
100 | |
101 | base directory: ${BASEDIR}/ |
102 | notes archive: ${NOTESDIR}/ |
103 | notes database: ${DB} |
104 | rc file: $RC |
105 | text editor: ${EDITOR} |
106 | terminal: ${TERMINAL} |
107 | jq executable: ${JQ} |
108 | " |
109 | |
110 | read -r -p "Do you wish to continue? (y/N) " ANSWER |
111 | case $ANSWER in |
112 | y|Y ) |
113 | mkdir -p $NOTESDIR |
114 | cat << "__EOL__" > ${DB} |
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115 | { |
116 | "notes": [] |
117 | } |
118 | __EOL__ |
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119 | ;; |
120 | n|N ) |
121 | echo "No changes made. Exiting" |
122 | exit |
123 | ;; |
124 | * ) |
125 | echo "No changes made. Exiting" |
126 | exit |
127 | ;; |
128 | esac |
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129 | } |
130 | |
131 | # check for notes dir existance and create it in case it doesn't exists |
132 | if [[ ! -d $NOTESDIR ]]; then |
133 | # we don't have a directory. FIRST RUN? |
134 | firstrun |
135 | fi |
136 | |
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137 | # NOTE: This requires GNU getopt. On Mac OS X and FreeBSD, you have to install this |
138 | # separately; see below. |
139 | GOPT=`getopt -o hvla:m:d:r: --long help,version,list,add:,modify:,date:,remove:,editor:,storage: \ |
140 | -n 'bash-notes' -- "$@"` |
141 | |
142 | if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi |
143 | |
144 | # Note the quotes around `$GOPT': they are essential! |
145 | eval set -- "$GOPT" |
146 | |
147 | while true; do |
148 | case "$1" in |
149 | -h | --help ) |
150 | helptext |
151 | exit |
152 | ;; |
153 | -v | --version ) |
154 | echo $BASENAME v${VERSION} |
155 | exit |
156 | ;; |
157 | -l | --list ) |
158 | listnotes |
159 | exit |
160 | ;; |
161 | -a | --add ) |
162 | TITLE="$2" |
163 | shift 2 |
164 | addnote "$TITLE" |
165 | ;; |
166 | -m | --modify ) |
167 | NOTE="$2" |
168 | shift 2 |
169 | editnote "$NOTE" |
170 | ;; |
171 | -d | --date ) |
172 | NOTE="$2" |
173 | shift 2 |
174 | datenote "$NOTE" |
175 | ;; |
176 | -r | --remove ) |
177 | NOTE="$2" |
178 | shift 2 |
179 | rmnote "$NOTE" |
180 | ;; |
181 | --editor ) |
182 | EDITOR="$2" |
183 | shift 2 |
184 | echo "changed EDITOR TO \"$EDITOR\"" |
185 | ;; |
186 | --storage ) |
187 | BASEDIR="$2" |
188 | shift 2 |
189 | echo "changed BASEDIR TO \"$BASEDIR\"" |
190 | # firstrun |
191 | ;; |
192 | -- ) |
193 | shift; break |
194 | ;; |
195 | * ) |
196 | break |
197 | ;; |
198 | esac |
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199 | done |
200 | |