#include "helpers.h"

namespace uad
{
beast::string_view MimeType(beast::string_view path)
{
  using beast::iequals;
  auto const ext = [&path]
  {
    auto const pos = path.rfind(".");
    if (pos == beast::string_view::npos)
      return beast::string_view {};
    return path.substr(pos);
  }();
  if (iequals(ext, ".htm")) return "text/html";
  if (iequals(ext, ".html")) return "text/html";
  if (iequals(ext, ".php")) return "text/html";
  if (iequals(ext, ".css")) return "text/css";
  if (iequals(ext, ".txt")) return "text/plain";
  if (iequals(ext, ".js")) return "application/javascript";
  if (iequals(ext, ".json")) return "application/json";
  if (iequals(ext, ".xml")) return "application/xml";
  if (iequals(ext, ".swf")) return "application/x-shockwave-flash";
  if (iequals(ext, ".flv")) return "video/x-flv";
  if (iequals(ext, ".png")) return "image/png";
  if (iequals(ext, ".jpe")) return "image/jpeg";
  if (iequals(ext, ".jpeg")) return "image/jpeg";
  if (iequals(ext, ".jpg")) return "image/jpeg";
  if (iequals(ext, ".gif")) return "image/gif";
  if (iequals(ext, ".bmp")) return "image/bmp";
  if (iequals(ext, ".ico")) return "image/vnd.microsoft.icon";
  if (iequals(ext, ".tiff")) return "image/tiff";
  if (iequals(ext, ".tif")) return "image/tiff";
  if (iequals(ext, ".svg")) return "image/svg+xml";
  if (iequals(ext, ".svgz")) return "image/svg+xml";
  return "application/text";
}

std::string PathCat(
  beast::string_view base,
  beast::string_view path)
{
  if (base.empty())
    return std::string(path);
  std::string result(base);
#ifdef BOOST_MSVC
  char constexpr path_separator = '\\';
  if (result.back() == path_separator)
    result.resize(result.size() - 1);
  result.append(path.data(), path.size());
  for (auto& c: result)
    if (c == '/')
      c = path_separator;
#else
  char constexpr path_separator = '/';
    if(result.back() == path_separator)
      result.resize(result.size() - 1);
    result.append(path.data(), path.size());
#endif
  return result;
}

void Fail(beast::error_code ec, char const* what)
{
  std::cerr << what << ": " << ec.message() << "\n";
}
}