////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 Google LLC.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////

#include <string>

#include "base/macros.h"
#include "absl/strings/str_cat.h"
#include "util/status.h"

namespace widevine {
namespace util {
namespace {

const char* kLicenseServerStatusMessage[] = {"OK",
                                             "UNKNOWN_ERROR",
                                             "UNKNOWN_ERROR",
                                             "INVALID_ARGUMENT",
                                             "UNKNOWN_ERROR",
                                             "NOT_FOUND",
                                             "ALREADY_EXISTS",
                                             "PERMISSION_DENIED",
                                             "UNKNOWN_ERROR",
                                             "UNKNOWN_ERROR",
                                             "UNKNOWN_ERROR",
                                             "UNKNOWN_ERROR",
                                             "UNIMPLEMENTED",
                                             "INTERNAL",
                                             "UNAVAILABLE"};

}  // namespace

std::string GenericErrorSpace::SpaceName() { return "generic"; }

std::string GenericErrorSpace::CodeToString(int code) {
  static_assert(
      arraysize(kLicenseServerStatusMessage) == error::NUM_ERRORS,
      "mismatching license_server_sdk status message and license_server_sdk "
      "status.");

  if (code >= 0 && code < error::NUM_ERRORS)
    return kLicenseServerStatusMessage[code];
  return std::to_string(code);
}

std::string Status::ToString() const {
  if (status_code_ == error::OK) return "OK";
  return absl::StrCat("Errors::", error_space_->String(status_code_), ": ",
                      error_message_);
}

std::ostream& operator<<(std::ostream& os, const Status& x) {
  os << x.ToString();
  return os;
}

}  // namespace util
}  // namespace widevine