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niveum/packages/hora.nix

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2024-04-02 21:04:45 +02:00
{ symlinkJoin
, hledger
, writers
, lib
, git
, coreutils
, gnugrep
, timeLedger
, ...
}:
let
date = "${coreutils}/bin/date +'%Y-%m-%d %H:%M:%S'";
hora = writers.writeDashBin "hora" "${hledger}/bin/hledger -f ${lib.escapeShellArg timeLedger} \"$@\"";
hora-edit = writers.writeDashBin "hora-edit" "$EDITOR ${lib.escapeShellArg timeLedger}";
hora-status = writers.writeDashBin "hora-status" "${coreutils}/bin/tac ${lib.escapeShellArg timeLedger} | ${gnugrep}/bin/grep -m 1 .";
hora-start = writers.writeDashBin "hora-start" ''
last_nonempty_line=$(${hora-status}/bin/hora-status)
(echo $last_nonempty_line | ${gnugrep}/bin/grep -q "^o") || {
echo "Last activity must be closed: $last_nonempty_line" >/dev/stderr
exit 1
}
account=$1
(${hora}/bin/hora accounts | ${gnugrep}/bin/grep -q "^$account\$") || {
echo "The account '$account' is not known. Please add manually."
exit 1
}
message=$2
date=$(${date})
echo "i $date $account $message\n" >> "${timeLedger}"
echo "Started $account at $date" >/dev/stderr
'';
hora-stop = writers.writeDashBin "hora-stop" ''
last_nonempty_line=$(${hora-status}/bin/hora-status)
(echo $last_nonempty_line | ${gnugrep}/bin/grep "^i") || {
echo "Last activity cannot be closed: $last_nonempty_line" >/dev/stderr
exit 1
}
last_activity=$(echo "$last_nonempty_line" | ${coreutils}/bin/cut -d' ' -f 4)
date=$(${date})
echo "o $date\n" >> ${timeLedger}
echo "Stopped $last_activity at $date" >/dev/stderr
'';
hora-year = writers.writeDashBin "hora-year" ''
${hora}/bin/hora balance --tree --monthly --begin $(${coreutils}/bin/date +%Y) --depth 1
'';
hora-git = writers.writeDashBin "hora-git" ''
directory=$(${coreutils}/bin/dirname ${lib.escapeShellArg timeLedger})
if [ $# -gt 0 ]
then
${git}/bin/git -C "$directory" --all --message=$(${date})
else
${git}/bin/git -C "$directory" "$@"
fi
'';
hora-weekly = writers.writeDashBin "hora-weekly" ''
${hora}/bin/hora register -p weekly --depth 1 --empty
'';
in
symlinkJoin {
name = "hora";
paths = [
hora
hora-edit
hora-start
hora-status
hora-stop
hora-year
hora-git
hora-weekly
];
}