#!/bin/bash

UserInput() {
  read -r -p "$(echo -e 'New version: ')" version
  read -e -r -p "$(echo -e 'File: ')" file
}

SedFindReplace() {
  local rex='([0-9]{1,}\.[0-9]{1,}\.[0-9]{1,})'
  sed -i -E "s/$rex/$1/g" "$2"
}

BashFindReplace() {
  in=$2
  rex='[0-9]{1,}\.[0-9]{1,}\.[0-9]{1,}'
  while [[ $in =~ $rex ]]; do
    in=${BASH_REMATCH[1]}${BASH_REMATCH[2]}
  done
}

main() {
  UserInput
  SedFindReplace "$version" "$file"
#  BashFindReplace "$version" "$file"
}

while getopts a option
do
  case "$option" in
    a ) SedFindReplace "$2" "matrix-synapse_purge-remote-media.sh"; exit 0;;
  esac
done

main