/*
 * This project is subject to the original PHREEQC license. `litephreeqc` is a
 * version of the PHREEQC code that has been modified to be used as a library.
 *
 * It adds a C++ interface on top of the original PHREEQC code, with small
 * changes to the original code base.
 *
 * Authors of Modifications:
 * - Max Luebke (mluebke@uni-potsdam.de) - University of Potsdam
 * - Marco De Lucia (delucia@gfz.de) - GFZ Helmholz Centre for Geosciences
 *
 */

#include "utils.hpp"

#include <fstream>
#include <linux/limits.h>
#include <sstream>
#include <string>

std::string readFile(const std::string &path) {
  std::string string_rpath(PATH_MAX, '\0');

  if (realpath(path.c_str(), string_rpath.data()) == nullptr) {
    throw std::runtime_error("Failed to resolve the realpath to file " + path);
  }

  std::ifstream file(string_rpath);

  if (!file.is_open()) {
    throw std::runtime_error("Failed to open file: " + path);
  }

  std::stringstream buffer;
  buffer << file.rdbuf();

  return buffer.str();
}