#!/bin/bash
#created by Kris Occhipinti - https://filmsbykris.com
#Fri Feb 9 2018
#Licensed under GPLv3 - https://www.gnu.org/licenses/gpl-3.0.txt
### This script converts all pdf files in a given dir to a one line text file  for quick searching   ###

dir="/home/user/Documents"
output="/home/user/.docsearch"
func="$1"
q="$*"

if [ "$#" -lt "1" ]
then
  echo "Input needed."
  echo "To update: $0 update"
  echo "To search: $0 mazda"
  exit 1
fi

function update(){
  find "$dir" -iname "*.pdf"|while read pdf;
  do 
    echo -n "${pdf}|";
    pdftotext "$pdf" - |sed ':a;N;$!ba;s/\n/ /g';
    echo "";
  done > "$output"
}

function main(){
  if [ "$func" = "update" ]
  then
    update;
  else
    echo "Searching for $q"
    grep -i "$q" "$output"|cut -d\| -f1
  fi
}

main