/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   sed.cpp                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/05 15:58:02 by rparodi           #+#    #+#             */
/*   Updated: 2024/11/09 10:41:45 by rparodi          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "sed.hpp"
#include <fstream>
#include <ios>

Sed::Sed(char **argv, std::ifstream *input) {
  _filename = argv[1];
  _filename += ".replace";
  _to_replace = argv[2];
  _by_word = argv[3];
  _input = input;
}

Sed::~Sed() {}

const char *Sed::getFilename() { return (_filename.c_str()); }

bool Sed::line(std::ofstream &output) {
  std::string to_ret;

  if (!std::getline(*_input, to_ret)) {
    return false;
  }

  std::string result;
  std::size_t pos = 0;
  std::size_t found = 0;

  while ((found = to_ret.find(_to_replace, pos)) != std::string::npos) {
    result += to_ret.substr(pos, found - pos) + _by_word;
    pos = found + _to_replace.length();
  }

  result += to_ret.substr(pos);

  output << result << std::endl;
  return true;
}