/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <string>
#include <cstdint>

#include "sdp/RsdparsaSdpInc.h"
#include "sdp/RsdparsaSdpGlue.h"
namespace mozilla {

std::string convertStringView(StringView str) {
  if (nullptr == str.buf) {
    return std::string();
  } else {
    return std::string(str.buf, str.len);
  }
}

std::vector<std::string> convertStringVec(StringVec* vec) {
  std::vector<std::string> ret;
  size_t len = string_vec_len(vec);
  for (size_t i = 0; i < len; i++) {
    StringView view;
    string_vec_get_view(vec, i, &view);
    ret.push_back(convertStringView(view));
  }
  return ret;
}

sdp::AddrType convertAddressType(RustSdpAddressType addrType) {
  switch (addrType) {
    case RustSdpAddressType::kRustAddrIp4:
      return sdp::kIPv4;
    case RustSdpAddressType::kRustAddrIp6:
      return sdp::kIPv6;
  }

  MOZ_CRASH("unknown address type");
}

std::string convertAddress(RustAddress* address) {
  return address->isFqdn ? convertStringView(address->fqdn)
                         : std::string(address->ipAddress);
}

std::pair<sdp::AddrType, std::string> convertExplicitlyTypedAddress(
    RustExplicitlyTypedAddress* address) {
  return std::make_pair(convertAddressType(address->addressType),
                        convertAddress(&address->address));
}

std::vector<uint8_t> convertU8Vec(U8Vec* vec) {
  std::vector<std::uint8_t> ret;

  size_t len = u8_vec_len(vec);
  for (size_t i = 0; i < len; i++) {
    uint8_t byte;
    u8_vec_get(vec, i, &byte);
    ret.push_back(byte);
  }

  return ret;
}

std::vector<uint16_t> convertU16Vec(U16Vec* vec) {
  std::vector<std::uint16_t> ret;

  size_t len = u16_vec_len(vec);
  for (size_t i = 0; i < len; i++) {
    uint16_t word;
    u16_vec_get(vec, i, &word);
    ret.push_back(word);
  }

  return ret;
}

std::vector<uint32_t> convertU32Vec(U32Vec* vec) {
  std::vector<std::uint32_t> ret;

  size_t len = u32_vec_len(vec);
  for (size_t i = 0; i < len; i++) {
    uint32_t num;
    u32_vec_get(vec, i, &num);
    ret.push_back(num);
  }

  return ret;
}

std::vector<float> convertF32Vec(F32Vec* vec) {
  std::vector<float> ret;

  size_t len = f32_vec_len(vec);
  for (size_t i = 0; i < len; i++) {
    float flt;
    f32_vec_get(vec, i, &flt);
    ret.push_back(flt);
  }

  return ret;
}

}  // namespace mozilla