#include "convertasciidoc.h"

#include <cerrno>
#include <cstring>
#include <fstream>
#include <iostream>

bool ConverterAsciiDoc::save (const std::string &output_file_name) {
  if (!parse())
    return false;

  std::ofstream output (output_file_name, std::ios::trunc);
  if (!output.is_open()) {
    std::cerr << "Failed to open output file: "
              << output_file_name
              << " (" << std::strerror (errno) << ")\n";
    set_error_code (3);
    return false;
  }

  const auto &book_titles = titles();
  for (const auto &title : book_titles) {
    output << "== " << title << "\n\n";

    for (std::size_t quote_index = 0;
         quote_index < quote_count (title);
         ++quote_index) {
      output << "=== " << quote_meta (title, quote_index) << "\n\n";
      output << "[quote]\n____\n";

      const auto &text_lines = quote_text_lines (title, quote_index);
      std::size_t line_index = 0;
      if (!text_lines.empty() && text_lines.front().empty())
        line_index = 1;

      for (; line_index < text_lines.size(); ++line_index)
        output << text_lines[line_index] << '\n';

      output << "____\n\n";
      output << "==== Notes\n\n";
    }
  }

  set_error_code (0);
  return true;
}