neuron-search

#!/usr/bin/env bash

set -euo pipefail

NOTESDIR=${1}
FILTERBY=${2}
SEARCHFROMFIELD=${3}
EXTENSIONS=${4}
OPENCMD=$(envsubst -no-unset -no-empty <<<${5})
EXACT=""

: ${NEURON_SEARCH_CONTEXT_ABOVE:=10}

# Use --exact for full text search
if [ -z "${FILTERBY}" ]; then
  EXACT="--exact"
fi

cd ${NOTESDIR}

# The LC_ALL here is fix the "illegal byte sequence" error
# See https://github.com/srid/neuron/pull/445#discussion_r513066111
{   (rg --no-heading --line-number --with-filename --sort path "${FILTERBY}" -g "${EXTENSIONS}" || echo) \
  && rg --no-heading --no-line-number --with-filename --sort path "${FILTERBY}" -g "${EXTENSIONS}" \
     --files-without-match | awk '{ printf "%s:0:# %s\n", $0, $0}'; } \
  | ( [ ${FILTERBY} ] && LC_ALL=C sort -t: -k1,3 -r || cat ) \
  | ( [ ${FILTERBY} ] && LC_ALL=C sort -t: -k1,1 -u || cat )\
  | fzf ${EXACT} --tac --no-sort -d ':' -n ${SEARCHFROMFIELD}.. \
    --preview 'bat --style=plain --color=always --highlight-line={2} {1}' \
    --preview-window ':+{2}-'"$NEURON_SEARCH_CONTEXT_ABOVE" \
  | awk -F: "{printf \"${NOTESDIR}/%s\", \$1}" \
  | xargs -I % ${OPENCMD} %