#!/usr/bin/env bash

#
# blackbox_edit.sh -- Decrypt a file temporarily for edition, then re-encrypts it again
#

. _blackbox_common.sh

for param in """$@""" ; do
  unencrypted_file=$(mktemp)
  encrypted_file=$(get_encrypted_filename "$param")
  echo ========== PLAINFILE "$unencrypted_file"

  fail_if_not_on_cryptlist "$unencrypted_file"
  fail_if_not_exists "$encrypted_file" "This should not happen."
  if [[ ! -s "$unencrypted_file" ]]; then
    rm -f "$unencrypted_file"
  fi
  if [[ -f "$unencrypted_file" ]]; then
    echo SKIPPING: "$1" "Will not overwrite non-empty files."
    continue
  fi

  prepare_keychain
  decrypt_file "$encrypted_file" "$unencrypted_file"
  $EDITOR $unencrypted_file

  encrypt_file "$unencrypted_file" "$encrypted_file"
  shred_file "$unencrypted_file"
  
  echo "========== UPDATED ${encrypted_file}"
  echo "Likely next step:"
  echo "    git commit -m\"${encrypted_file} updated\" $encrypted_file"
done