NeedleClassic

#!/usr/bin/env bash
# -*- coding: utf-8 -*-
# Version: v.2
# Console-Needle Branch
# GitHub: https://github.com/OakAtsume/needle/tree/Console-needle
# Creator: Oak atsume, Thank you to Certified-Rice for fixing typo's!
printf "
                                  █████ ████
                                 ░░███ ░░███
 ████████    ██████   ██████   ███████  ░███   ██████
░░███░░███  ███░░███ ███░░███ ███░░███  ░███  ███░░███
 ░███ ░███ ░███████ ░███████ ░███ ░███  ░███ ░███████
 ░███ ░███ ░███░░░  ░███░░░  ░███ ░███  ░███ ░███░░░
 ████ █████░░██████ ░░██████ ░░████████ █████░░██████
░░░░ ░░░░░  ░░░░░░   ░░░░░░   ░░░░░░░░ ░░░░░  ░░░░░░\n"

if [[ -z "${1}" ]]; then
  echo -e "Usage:\nSyntax: needle {Options},\nOptions: \nneedle replace : Find and replace all matches in a file\n>>> needle replace 'find-and-replace-me' 'replace-to-this' {file}\n"
  echo -e "needle inject 'file1' 'file2' {additional-options}\n>>> needle inject 'code.txt' 'target-file.sh'"
  echo -e ">>> needle inject 'file1' 'file2' replace 'value1' 'value2'"
  echo -e "[New]>>> needle Console : drop to new experimental console"
  exit 2
fi

case "${1}" in
  -h|--help|--h)
  echo -e "Usage:\nSyntax: needle {Options},\nOptions: \nneedle replace : Find and replace all matches in a file\n>>> needle replace 'find-and-replace-me' 'replace-to-this' {file}\n"
  echo -e "needle inject 'file1' 'file2' {additional-options}\n>>> needle inject 'code.txt' 'target-file.sh'"
  echo -e ">>> needle inject 'file1' 'file2' replace 'value1' 'value2'"
  echo -e "[New]>>> needle Console : drop to new experimental console"
  exit 2
  ;;
  replace)
  if [[ -z  "${3}" ]]; then
    echo "Missing Values please run the --help flag for assistance!"
    exit 1
  fi
  String="${2}"
  Replacement="${3}"
  File="${4}"
  if [[ ! -f "${File}" ]]; then
    echo -e "I am unable to locate file ${File}!"
    exit 1
  elif [[ ! -w "${File}" || ! -r "${File}" ]]; then
    echo -e "I am unable to write/read file ${File}"
    exit 1
  fi
  echo "Mapping out ${File} please wait..."
  if readarray FileMap < "${File}"; then
    echo -e "File Mapped out to an array with ${#FileMap[@]} elements\n"
    echo "Maping out ${File} please wait..."
  if readarray FileMap < "${File}"; then
    echo -e "File Maped out to an array with ${#FileMap[@]} elements\n"
  else
    echo "Unable to Map out file!! Please report this issue!!!"
    exit 1
  fi
  :> "${File}"
  end="${#FileMap[@]}"
  for (( a=0; a<="${end}";a++ )); do
    #echo "${FileMap[a]//${String}/${Replacement}}
    #:> "${File}"
    echo "[${a}/${end}] : ${#FileMap[*]}"
    if [[ ${FileMap[a]} =~ ${String} ]]; then
      echo -n "${FileMap[a]//${String}/${Replacement}}" >> "${File}"
      else
      echo -n "${FileMap[a]}" >> "${File}"
    fi
    unset "FileMap[a]"

  done
  echo "Finished Replacing matches!"
  if unset FileMap; then
    echo -e "[\e[38;2;255;255;0mMemory\e[m]: Clearing File's Map to save system memory! : ${#FileMap[@]}"
  else
    echo "[Memory]: Unable to Clear memory!!"
    exit 1
  fi
  #echo "Purging file..."
  #:> "${File}"
  read -rt "1" <> <(:) || :
  echo -e "\n"
  # for a in "${NewFile[@]}"; do
  #   echo -n "${a}" >> "${File}"
  # done
  # if unset NewFile; then
  #   echo -e "[\e[38;2;255;255;0mMemory\e[m]: Clearing New Map to save system memory!"
  # else
  #   echo "[Memory]: Unable to Clear memory!!"
  #   exit 1
  # fi
  echo "Done! [$?]"
  exit
  ;;
  inject)
  if [[ -z "${3}" ]]; then
    echo "Missing Values please run the --help flag for assistance!"
    exit 1
  fi
  CodeFile="${2}"
  InjectionFile="${3}"
  additional="${4}"
  String="${5}"
  Replacement="${6}"

  if [[ ! -f "${CodeFile}" || ! -f "${InjectionFile}" ]]; then
    echo -e "I am unable to locate file ${CodeFile}/${InjectionFile}!"
    exit 1
  elif [[ ! -w "${InjectionFile}" || ! -r "${CodeFile}" ]]; then
    echo -e "I am unable to write/read file ${InjectionFile}, ${CodeFile}"
    exit 1
  fi

  if [[ -n ${additional} ]]; then

  while read -r Line; do
    if [[ ${Line} =~ ${String} ]]; then
    echo "${Line//${String}/${Replacement}}" >> "${InjectionFile}"
    else
    echo "${Line}" >> "${InjectionFile}"
    fi
  done <"${CodeFile}"
  else
  while read -r Line; do
    echo "${Line}" >> "${InjectionFile}"
  done <"${CodeFile}"
  fi
  echo "Done! ~OvO~"
  ;;
esac


# printf "%b" "\033]11;#ff0000\007"