notes.sh

   1 #! /bin/bash
   2
   3 # bash-notes © 2023 by danix is licensed under CC BY-NC 4.0.
   4 # To view a copy of this license, visit http://creativecommons.org/licenses/by-nc/4.0/
   5
   6 # to debug the script run it like:
   7 # DEBUG=true notes.sh ...
   8 # and check /tmp/debug_bash-notes.log
   9 if [[ $DEBUG == true ]]; then
  10         exec 5> /tmp/debug_bash-notes.log
  11         BASH_XTRACEFD="5"
  12         PS4='$LINENO: '
  13         set -x
  14 fi
  15
  16 PID=$$
  17 BASENAME=$( basename "$0" )
  18 NOW=$(date +%s)
  19
  20 VERSION="0.4git"
  21 DBVERSION=${VERSION}_${NOW}
  22
  23 set_defaults() {
  24 # Binaries to use
  25 JQ=${JQ:-/usr/bin/jq}
  26 EDITOR=${EDITOR:-/usr/bin/vim}
  27 TERMINAL=${TERMINAL:-/usr/bin/alacritty}
  28 # Git binary only used if $USEGIT is true - See below
  29 GIT=${GIT:-/usr/bin/git}
  30 # add options for your terminal. Remember to add the last option to execute
  31 # your editor program, otherwise the script will fail.
  32 # see example in the addnote function
  33 TERM_OPTS="--class notes --title notes -e "
  34 # Setting PAGER here overrides whatever is set in your default shell
  35 # comment this option to use your default pager if set in your shell.
  36 PAGER=${PAGER:-/usr/bin/more}
  37
  38 # set this to true to have output in plain text
  39 # or use the -p option on the command line before every other option
  40 PLAIN=false
  41 # base directory for program files
  42 BASEDIR=${BASEDIR:-~/.local/share/bash-notes}
  43 # notes database in json format
  44 DB=${BASEDIR}/db.json
  45 # directory containing the actual notes
  46 NOTESDIR=${BASEDIR}/notes
  47
  48 ### GIT SUPPORT
  49
  50 # If you want to store your notes in a git repository set this to true
  51 USEGIT=true
  52 # Address of your remote repository. Without this GIT will refuse to work
  53 GITREMOTE=${GITREMOTE:-""}
  54 # How long should we wait (in seconds) between sync on the git remote. Default 3600 (1 hour)
  55 GITSYNCDELAY=${GITSYNCDELAY:-"3600"}
  56 # The name of this client. If left empty, defaults to the output of hostname
  57 GITCLIENT=${GITCLIENT:-""}
  58
  59 } # end set_defaults, do not change this line.
  60
  61 set_defaults
  62
  63 # Do not edit below this point
  64 RCFILE=${RCFILE:-~/.config/bash-notes.rc}
  65 TMPDB=/tmp/db.json
  66
  67 if [ ! -x "$JQ" ]; then
  68         echo "jq not found in your PATH"
  69         echo "install jq to continue"
  70         exit 1
  71 fi
  72
  73 # IMPORT USER DEFINED OPTIONS IF ANY
  74 if [[ -f $RCFILE ]]; then
  75         # shellcheck disable=SC1090
  76         source "$RCFILE"
  77 fi
  78
  79 # We prevent the program from running more than one instance:
  80 PIDFILE=/var/tmp/$(basename "$0" .sh).pid
  81
  82 # Make sure the PID file is removed when we kill the process
  83 trap 'rm -f $PIDFILE; exit 1' TERM INT
  84
  85 if [[ -r $PIDFILE ]]; then
  86         # PIDFILE exists, so I guess there's already an instance running
  87         # let's kill it and run again
  88         # shellcheck disable=SC2046,SC2086
  89         kill -s 15 $(cat $PIDFILE) > /dev/null 2>&1
  90         # should already be deleted by trap, but just to be sure
  91         rm "$PIDFILE"
  92 fi
  93
  94 # create PIDFILE
  95 echo $PID > "$PIDFILE"
  96
  97 # Export config to file
  98 export_config() {
  99         if [ -r ${RCFILE} ]; then
 100                 echo "Backing up current '${RCFILE}'...."
 101                 mv -f ${RCFILE} ${RCFILE}.$(date +%Y%m%d_%H%M)
 102         fi
 103         echo "Writing '${RCFILE}'...."
 104         sed  -n '/^set_defaults() {/,/^} # end set_defaults, do not change this line./p' $0 \
 105         | grep -v set_defaults \
 106         | sed -e 's/^\([^=]*\)=\${\1:-\([^}]*\)}/\1=\2/' \
 107         > ${RCFILE}
 108         if [ -r ${RCFILE} ]; then
 109                 echo "Taking no further action."
 110                 exit 0
 111         else
 112                 echo "Could not write '${RCFILE}'...!"
 113                 exit 1
 114         fi
 115 }
 116
 117 # we should expand on this function to add a sample note and explain a little bit
 118 # how the program works.
 119 firstrun() {
 120         [ -f $RCFILE ] && RC=$RCFILE || RC="none"
 121
 122         clear
 123         echo "${BASENAME} configuration:
 124
 125 base directory:         ${BASEDIR}/
 126 notes archive:          ${NOTESDIR}/
 127 notes database:         ${DB}
 128 rc file:                $RC
 129 text editor:            ${EDITOR}
 130 terminal:               ${TERMINAL}
 131 jq executable:          ${JQ}
 132 "
 133
 134         echo "Now I'll create the needed files and directories."
 135         read -r -p "Do you wish to continue? (y/N) " ANSWER
 136         case $ANSWER in
 137                 y|Y )
 138                         mkdir -p $NOTESDIR
 139                         cat << __EOL__ > ${DB}
 140 {
 141         "params": {
 142                 "version": "${VERSION}",
 143                 "dbversion": "${DBVERSION}"
 144         },
 145         "git": {
 146                 "lastpull": ""
 147         },
 148         "notes": []
 149 }
 150 __EOL__
 151                         echo; echo "All done, you can now write your first note."
 152                         ;;
 153                 * )
 154                         echo "No changes made. Exiting"
 155                         exit
 156                         ;;
 157         esac
 158 }
 159
 160 # check for notes dir existance and create it in case it doesn't exists
 161 if [[ ! -d $NOTESDIR ]]; then
 162         # we don't have a directory. FIRST RUN?
 163         firstrun
 164 fi
 165 # check if input is a number, returns false or the number itself
 166 check_noteID() {
 167         IN=$1
 168         case $IN in
 169                 ''|*[!0-9]*)
 170                         false
 171                         ;;
 172                 *)
 173                         echo "$IN"
 174                         ;;
 175         esac
 176 }
 177
 178 helptext() {
 179     echo "Usage:"
 180     echo "  $0 [PARAMS] [note ID]..."
 181         echo ""
 182     echo "${BASENAME} parameters are:"
 183     echo -e "  -h | --help\t\t\t: This help text"
 184     echo -e "  -p | --plain\t\t\t: Output is in plain text"
 185     echo -e "\t\t\t\t  (without this option the output is formatted)"
 186     echo -e "\t\t\t\t  (this option must precede all others)"
 187     echo -e "  -l | --list\t\t\t: List existing notes"
 188     echo -e "  -a | --add=[\"<title>\"]\t: Add new note"
 189     echo -e "  -e | --edit=[<note>]\t\t: Edit note"
 190     echo -e "  -d | --delete=[<note> | all]     : Delete single note or all notes at once"
 191     echo -e "  -s | --show=[<note>]\t\t: Display note using your favourite PAGER"
 192     echo -e "  -r | --restore=[<dir>]\t: Restore a previous backup from dir"
 193     echo -e "  -v | --version\t\t: Print version"
 194     echo -e "  --userconf\t\t\t: Export User config file"
 195     echo -e "  --backup [<dest>]\t\t: Backup your data in your destination folder"
 196     echo -e "  --showconf\t\t\t: Display running options"
 197     echo -e "  --sync\t\t\t: Sync notes to git repository"
 198     echo ""
 199     echo -e "if a non option is passed and is a valid note ID, the note will be displayed."
 200 }
 201
 202 configtext() {
 203     [ $USEGIT ] && GITUSE="enabled" || GITUSE="disabled"
 204     if [ -n $GITCLIENT ]; then
 205         CLIENTGIT="$( hostname )"
 206     else
 207         CLIENTGIT="$GITCLIENT"
 208     fi
 209     clear
 210     echo -e "${BASENAME} configuration is:"
 211
 212     echo -e "\tbase directory:     ${BASEDIR}/"
 213     echo -e "\tnotes archive:      ${NOTESDIR}/"
 214     echo -e "\tnotes database:     ${DB}"
 215     echo -e "\trc file:            $RCFILE"
 216     echo -e "\tdebug file:         /tmp/debug_bash-note.log"
 217     echo
 218     echo -e "\ttext editor:        ${EDITOR}"
 219     echo -e "\tterminal:           ${TERMINAL}"
 220     echo -e "\tjq executable:      ${JQ}"
 221     echo -e "\tPAGER:              ${PAGER}"
 222     echo
 223     echo -e "\tGIT:                ${GITUSE} - ${GIT}"
 224     echo -e "\tGIT remote:         ${GITREMOTE}"
 225     echo -e "\tGIT sync delay:     ${GITSYNCDELAY}"
 226     echo -e "\tGIT client name:    ${CLIENTGIT}"
 227 }
 228
 229 # this function returns a random 2 words title
 230 random_title() {
 231     # Constants
 232     X=0
 233     DICT=/usr/share/dict/words
 234     OUTPUT=""
 235
 236     # total number of non-random words available
 237     COUNT=$(cat $DICT | wc -l)
 238
 239     # while loop to generate random words
 240     while [ "$X" -lt 2 ]
 241     do
 242         RAND=$(od -N3 -An -i /dev/urandom | awk -v f=0 -v r="$COUNT" '{printf "%i\n", f + r * $1 / 16777216}')
 243         OUTPUT+="$(sed `echo $RAND`"q;d" $DICT)"
 244         (("X = X + 1"))
 245         [[ $X -eq 1 ]] && OUTPUT+=" "
 246     done
 247
 248     echo $OUTPUT
 249 }
 250
 251 # check if GITCLIENT has been set or set it to the output of hostname
 252 if [ -z "$GITCLIENT" ]; then
 253     GITCLIENT=$( hostname )
 254 fi
 255 # returns true if the argument provided directory is a git repository
 256 is_git_repo() {
 257     DIR=$1
 258     if [[ -d $DIR ]]; then
 259         cd $DIR
 260         if git rev-parse 2>/dev/null; then
 261             true
 262         else
 263             false
 264         fi
 265     fi
 266 }
 267
 268 # sync local repository to remote
 269 # accepts -f parameter to skip last sync check
 270 gitsync() {
 271     FORCE=$1
 272     if [[ $USEGIT && -n $GITREMOTE ]]; then
 273         [ $PLAIN == false ] && echo "Syncing notes with git on remote \"$GITREMOTE\""
 274         NOWSYNC=$(date +%s)
 275         if [[ $FORCE == "-f" ]]; then
 276             $JQ --arg n "$NOWSYNC" '.git["lastpull"] = $n' "$DB" > $TMPDB
 277             mv $TMPDB $DB
 278             cd $BASEDIR
 279             [ $PLAIN == false ] && $GIT pull || $GIT pull -q
 280         else
 281             # LASTSYNC is the last time we synced to the remote, or 0 if it's the first time.
 282             LASTSYNC=$($JQ -r '.git["lastpull"] // 0' "$DB")
 283             SYNCDIFF=$(( ${NOWSYNC} - ${LASTSYNC} ))
 284             if (( $SYNCDIFF > $GITSYNCDELAY )); then
 285                 #more than our delay time has passed. We can sync again.
 286                 $JQ --arg n "$NOWSYNC" '.git["lastpull"] = $n' "$DB" > $TMPDB
 287                 mv $TMPDB $DB
 288                 cd $BASEDIR
 289                 [ $PLAIN == false ] && $GIT pull || $GIT pull -q
 290             else
 291                 # Last synced less than $GITSYNCDELAY seconds ago. We shall wait
 292                 [ $PLAIN == false ] && echo "Last synced less than $GITSYNCDELAY seconds ago. We shall wait"
 293             fi
 294         fi
 295     else
 296         # no git, so we just keep going
 297         true
 298     fi
 299 }
 300
 301 # add note to git and push it to remote
 302 gitadd() {
 303     if [[ $USEGIT && -n $GITREMOTE ]]; then
 304         [ $PLAIN == false ] && echo "Adding note to remote \"$GITREMOTE\""
 305         cd $BASEDIR
 306         $GIT add .
 307         $GIT commit -m "$(basename $0) - adding note from ${GITCLIENT}"
 308         $GIT push origin master
 309     else
 310         # no git, so we just keep going
 311         true
 312     fi
 313 }
 314
 315 # edited note added to git and pushed it to remote
 316 gitedit() {
 317     if [[ $USEGIT && -n $GITREMOTE ]]; then
 318         [ $PLAIN == false ] && echo "Editing note on remote \"$GITREMOTE\""
 319         cd $BASEDIR
 320         $GIT add .
 321         $GIT commit -m "$(basename $0) - ${GITCLIENT} note edited."
 322         $GIT push origin master
 323     else
 324         # no git, so we just keep going
 325         true
 326     fi
 327 }
 328
 329 # add note to git and push it to remote
 330 gitremove() {
 331     NOTE=$1
 332     FILE=$2
 333     if [[ $USEGIT && -n $GITREMOTE ]]; then
 334         [ $PLAIN == false ] && echo "Deleting notes from remote \"$GITREMOTE\""
 335         if [ "all" == $NOTE ];then
 336             echo "Deleting all notes"
 337             cd $BASEDIR
 338             $GIT rm notes/*
 339             $GIT commit -m "$(basename $0) - ${GITCLIENT} removing all notes."
 340             $GIT push origin master
 341         else
 342             local OK=$(check_noteID "$NOTE")
 343             if [[ "$OK" ]]; then
 344                 echo "Deleting note ID ${NOTE}"
 345                 cd $BASEDIR
 346                 $GIT rm notes/${FILE}
 347                 $GIT add .
 348                 $GIT commit -m "$(basename $0) - ${GITCLIENT} removing note ID ${NOTE}."
 349                 $GIT push origin master
 350             fi
 351         fi
 352     else
 353         # no git, so we just keep going
 354         true
 355     fi
 356 }
 357
 358 # check for USEGIT and subsequent variables
 359 if [[ $USEGIT && -n $GITREMOTE ]]; then
 360     # GIT is a go.
 361     if ! is_git_repo $BASEDIR; then
 362         # initializing git repository
 363         cd $BASEDIR
 364         $GIT init
 365         echo "adding all files to git"
 366         $GIT add .
 367         $GIT commit -m "$(basename $0) - initial commit from ${GITCLIENT}"
 368         $GIT remote add origin $GITREMOTE
 369         $GIT push -u origin master
 370     fi
 371 elif [[ $USEGIT && -z $GITREMOTE ]]; then
 372     echo "GITREMOTE variable not set. reverting USEGIT to false"
 373     USEGIT=false
 374 fi
 375
 376 addnote() {
 377         # attempt syncing before adding a note
 378         gitsync -f
 379         # remove eventually existing temp DB file
 380         if [[ -f $TMPDB ]]; then
 381                 rm $TMPDB
 382         fi
 383
 384         # RANDOM TITLE
 385         RTITLE=$(random_title)
 386
 387         if [[ -z $1 ]]; then
 388                 read -r -p "Title: " TITLE
 389                 case "$TITLE" in
 390                         '' )
 391                                 NOTETITLE="$RTITLE"
 392                                 ;;
 393                         * )
 394                                 NOTETITLE=$TITLE
 395                                 ;;
 396                 esac
 397         fi
 398
 399         # [[ -z "$1" ]] && NOTETITLE="$RTITLE" || NOTETITLE="$1"
 400         echo "adding new note - \"$NOTETITLE\""
 401         # shellcheck disable=SC2086
 402         LASTID=$($JQ '.notes[-1].id // 0 | tonumber' $DB)
 403         # [ "" == $LASTID ] && LASTID=0
 404         NOTEID=$(( LASTID + 1 ))
 405         # shellcheck disable=SC2086
 406         touch ${NOTESDIR}/${NOW}
 407         # shellcheck disable=SC2016
 408         $JQ --arg i "$NOTEID" --arg t "$NOTETITLE" --arg f "$NOW" '.notes += [{"id": $i, "title": $t, "file": $f}]' "$DB" > $TMPDB
 409         # shellcheck disable=SC2086
 410         mv $TMPDB $DB
 411         # example for alacritty:
 412         # alacritty --class notes --title notes -e /usr/bin/vim ...
 413         # shellcheck disable=SC2086,SC2091
 414         $(${TERMINAL} ${TERM_OPTS} ${EDITOR} ${NOTESDIR}/${NOW})
 415         # add note to git and push to remote
 416         gitadd
 417 }
 418 backup_data() {
 419         BACKUPDIR="$1"
 420     echo "backing up data in $BACKUPDIR"
 421
 422
 423     if [ -d $BACKUPDIR ]; then
 424         if [ $(/bin/ls -A $BACKUPDIR) ]; then
 425                 echo "$BACKUPDIR is not empty. Cannot continue"
 426                 exit
 427             else
 428                 echo "$BACKUPDIR is ok. Continuing!"
 429             fi
 430         else
 431                 # BACKUPDIR doesn't exists
 432                 echo "$BACKUPDIR doesn't exists"
 433                 read -r -p "Do you want me to create it for you? (y/N) " ANSWER
 434                 case $ANSWER in
 435                         y|Y )
 436                                 mkdir -p $BACKUPDIR
 437                                 ;;
 438                         * )
 439                                 echo "No changes made. Exiting"
 440                                 exit
 441                                 ;;
 442                 esac
 443     fi
 444     # ok, we have a backup directory
 445     if [ -r $RCFILE ]; then
 446         BCKUP_COMM=$(rsync -avz --progress ${RCFILE}* ${BASEDIR}/ ${BACKUPDIR})
 447     else
 448         BCKUP_COMM=$(rsync -avz --progress ${BASEDIR}/ ${BACKUPDIR})
 449     fi
 450     # run the command
 451     if [ "$BCKUP_COMM" ]; then
 452             echo -e "All files backed up."
 453             echo -e "BACKUP directory:\t$BACKUPDIR"
 454             tree $BACKUPDIR | $PAGER
 455             echo; echo "BACKUP COMPLETED"
 456         fi
 457 }
 458
 459 backup_restore() {
 460         BACKUPDIR="$1"
 461         echo "restoring backup from $BACKUPDIR"
 462         echo "This will overwrite all your notes and configurations with the backup."
 463         read -r -p "Do you want to continue? (y/N) " ANSWER
 464         case $ANSWER in
 465                 y|Y )
 466                         # restoring rc file
 467                         BACKUPRC=$(basename $RCFILE)
 468                         if [ -r ${BACKUPDIR}/${BACKUPRC} ]; then
 469                                 if [ -r ${RCFILE} ]; then
 470                                         echo "Backing up current '${RCFILE}'...."
 471                                         mv -f ${RCFILE} ${RCFILE}.$(date +%Y%m%d_%H%M)
 472                                 fi
 473                                 cp --verbose ${BACKUPDIR}/${BACKUPRC} $RCFILE
 474                         fi
 475                         # restoring notes directory
 476                         if [ -d $BACKUPDIR/notes ]; then
 477                                 if [ $(/bin/ls -A $NOTESDIR) ]; then
 478                                         rm --verbose $NOTESDIR/*
 479                                 fi
 480                                 cp -r --verbose $BACKUPDIR/notes $BASEDIR
 481                         fi
 482                         # restoring database
 483                         BACKUPDB=$(basename $DB)
 484                         if [ -f ${BACKUPDIR}/${BACKUPDB} ]; then
 485                                 if [ -r ${DB} ]; then
 486                                         echo "Backing up current '${DB}'...."
 487                                         mv -f ${DB} ${DB}.$(date +%Y%m%d_%H%M)
 488                                 fi
 489                                 cp --verbose ${BACKUPDIR}/${BACKUPDB} $DB
 490                         fi
 491                         # restoring git repo subdirectory
 492                         if [ -d $BACKUPDIR/.git ]; then
 493                                 if [ /bin/ls -A ${BASEDIR}/.git ]; then
 494                                         rm -rf ${BASEDIR}/.git
 495                                 fi
 496                                 cp -r --verbose ${BACKUPDIR}/.git ${BASEDIR}/
 497                         fi
 498                         ;;
 499                 * )
 500                         echo "No changes made. Exiting"
 501                         exit
 502                         ;;
 503         esac
 504 }
 505
 506 editnote() {
 507         NOTE=$1
 508         # shellcheck disable=SC2155
 509         local OK=$(check_noteID "$NOTE")
 510         if [ ! "$OK" ]; then
 511                 echo "invalid note \"$NOTE\""
 512                 echo "Use the note ID that you can fetch after listing your notes"
 513                 exit 1
 514         fi
 515
 516         # shellcheck disable=SC2016,SC2086
 517         TITLE=$($JQ --arg i $OK '.notes[] | select(.id == $i) | .title' $DB)
 518         # shellcheck disable=SC2016,SC2086
 519         FILE=$($JQ -r --arg i $OK '.notes[] | select(.id == $i) | .file' $DB)
 520         if [ "$TITLE" ]; then
 521                 echo "editing note $TITLE"
 522                 # shellcheck disable=SC2086,SC2091
 523                 $(${TERMINAL} ${TERM_OPTS} ${EDITOR} ${NOTESDIR}/${FILE})
 524                 gitedit
 525         else
 526                  echo "note not found"
 527                  exit 1
 528         fi
 529 }
 530 listnotes() {
 531         # attempt syncing before listing all notes
 532         gitsync
 533         # [ $PLAIN == true ] && echo "output is plain text" || echo "output is colored"
 534         if [[ $(ls -A "$NOTESDIR") ]]; then
 535                 if [ $PLAIN == false ]; then
 536                         echo "listing all notes"
 537                         echo ""
 538                 fi
 539                 [ $PLAIN == false ] && echo "[ID]       [TITLE]         [CREATED]"
 540                 for i in "${NOTESDIR}"/*; do
 541                         # shellcheck disable=SC2155
 542                         local fname=$(basename $i)
 543                         DATE=$(date -d @${fname} +"%d/%m/%Y %R %z%Z")
 544                         # shellcheck disable=SC2016,SC2086
 545                         TITLE=$($JQ -r --arg z $(basename $i) '.notes[] | select(.file == $z) | .title' $DB)
 546                         # shellcheck disable=SC2016,SC2086
 547                         ID=$($JQ -r --arg z $(basename $i) '.notes[] | select(.file == $z) | .id' $DB)
 548                         [ $PLAIN == false ] && echo "[${ID}]    ${TITLE}        ${DATE}" || echo "${ID} - ${TITLE} - ${DATE}"
 549                 done
 550         else
 551                 echo "no notes yet. You can add your first one with: ${BASENAME} -a \"your note title\""
 552         fi
 553 }
 554 rmnote() {
 555         # remove eventually existing temp DB file
 556         if [[ -f $TMPDB ]]; then
 557                 rm $TMPDB
 558         fi
 559
 560         NOTE=$1
 561         if [ "all" == "$NOTE" ]; then
 562                 echo "You're going to delete all notes."
 563                 read -r -p "Do you wish to continue? (y/N) " ANSWER
 564                 case $ANSWER in
 565                         y|Y )
 566                                 # shellcheck disable=SC2086
 567                                 $JQ 'del(.notes[])' $DB > $TMPDB
 568                                 # shellcheck disable=SC2086
 569                                 mv $TMPDB $DB
 570                                 # shellcheck disable=SC2086
 571                                 rm $NOTESDIR/*
 572                                 gitremove "all"
 573                                 echo "Deleted all notes"
 574                                 ;;
 575                         * )
 576                                 echo "Aborting, no notes were deleted."
 577                                 exit 1
 578                                 ;;
 579                 esac
 580         else
 581                 # shellcheck disable=SC2155
 582                 local OK=$(check_noteID "$NOTE")
 583                 if [ ! "$OK" ]; then
 584                         echo "invalid note \"$NOTE\""
 585                         echo "Use the note ID that you can fetch after listing your notes"
 586                         sleep 1
 587                         exit 1
 588                 fi
 589
 590                 # shellcheck disable=SC2016,SC2086
 591                 TITLE=$($JQ --arg i $OK '.notes[] | select(.id == $i) | .title' $DB)
 592                 # shellcheck disable=SC2016,SC2086
 593                 FILE=$($JQ -r --arg i $OK '.notes[] | select(.id == $i) | .file' $DB)
 594                 if [ "$TITLE" ]; then
 595                         # shellcheck disable=SC2016,SC2086
 596                         $JQ -r --arg i $OK 'del(.notes[] | select(.id == $i))' $DB > $TMPDB
 597                         # shellcheck disable=SC2086
 598                         mv $TMPDB $DB
 599                         rm $NOTESDIR/$FILE
 600                         gitremove $OK $FILE
 601                         echo "Deleted note $TITLE"
 602                         sleep 1
 603                         exit
 604                 else
 605                          echo "note not found"
 606                          sleep 1
 607                          exit 1
 608                 fi
 609         fi
 610 }
 611 shownote() {
 612         NOTE=$1
 613
 614         # shellcheck disable=SC2155
 615         local OK=$(check_noteID "$NOTE")
 616         if [ ! "$OK" ]; then
 617                 echo "invalid note \"$NOTE\""
 618                 echo "Use the note ID that you can fetch after listing your notes"
 619                 exit 1
 620         fi
 621
 622         FILE=$($JQ -r --arg i $OK '.notes[] | select(.id == $i) | .file' $DB)
 623
 624         if [ "$FILE" ]; then
 625                 $PAGER ${NOTESDIR}/${FILE}
 626         fi
 627 }
 628 # shellcheck disable=SC2006
 629 GOPT=$(getopt -o hvplr:a::e:d:s: --long help,version,list,plain,userconf,showconf,sync,restore:,backup:,add::,edit:,delete:,show: -n 'bash-notes' -- "$@")
 630
 631 # shellcheck disable=SC2181
 632 if [ $? != 0 ] ; then helptext >&2 ; exit 1 ; fi
 633
 634 # Note the quotes around `$GOPT': they are essential!
 635 eval set -- "$GOPT"
 636 unset GOPT
 637
 638 while true; do
 639         case "$1" in
 640                 -h | --help )
 641                         helptext
 642                 exit
 643                 ;;
 644                 -v | --version )
 645                         echo $BASENAME v${VERSION}
 646                         exit
 647                         ;;
 648             -p | --plain )
 649                         PLAIN=true
 650                         shift
 651                 ;;
 652             -l | --list )
 653                         listnotes
 654                         exit
 655                 ;;
 656             -a | --add )
 657                         TITLE=$2
 658                         shift 2
 659                         addnote "$TITLE"
 660                         exit
 661                 ;;
 662                 -e | --edit )
 663                         NOTE=$2
 664                         shift 2
 665                         editnote "$NOTE"
 666                         exit
 667                         ;;
 668                 -d | --delete )
 669                         NOTE=$2
 670                         shift 2
 671                         rmnote "$NOTE"
 672                         exit
 673                         ;;
 674                 -s | --show )
 675                         NOTE=$2
 676                         shift 2
 677                         shownote "$NOTE"
 678                         exit
 679                         ;;
 680                 -r | --restore )
 681                         RDIR=$2
 682                         shift 2
 683                         backup_restore $RDIR
 684                         exit
 685                         ;;
 686                 --sync )
 687                         # I'm forcing it because if you run it manually, chances are that you need to.
 688                         gitsync -f
 689                         shift
 690                         exit
 691                         ;;
 692                 --userconf )
 693                         export_config
 694                         # shellcheck disable=SC2317
 695                         echo "config exported to \"$RCFILE\""
 696                         # shellcheck disable=SC2317
 697                         exit
 698                         ;;
 699                 --showconf )
 700                         configtext
 701                         exit
 702                         ;;
 703                 --backup )
 704                         BDIR=$2
 705                         shift 2
 706                         backup_data $BDIR
 707                         exit
 708                         ;;
 709                 -- )
 710                         shift
 711                         break
 712                         ;;
 713                 * )
 714                         break
 715                         ;;
 716         esac
 717 done
 718
 719 for arg; do
 720         if [ $(check_noteID $arg) ]; then
 721                 shownote $arg
 722         else
 723                 helptext
 724                 exit
 725         fi
 726 done