/* Copyright 2017 - 2026 R. Thomas
 * Copyright 2017 - 2026 Quarkslab
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#include <spdlog/fmt/fmt.h>
#include <spdlog/fmt/ranges.h>
#include "LIEF/Visitor.hpp"

#include "frozen.hpp"

#include "LIEF/MachO/BuildVersion.hpp"
#include "MachO/Structures.hpp"


namespace LIEF::MachO {

BuildVersion::BuildVersion(const details::build_version_command& ver) :
  LoadCommand::LoadCommand{LoadCommand::TYPE(ver.cmd), ver.cmdsize},
  platform_{PLATFORMS(ver.platform)},
  minos_{{static_cast<uint32_t>((ver.minos >> 16) & 0xFFFF),
          static_cast<uint32_t>((ver.minos >> 8) & 0xFF),
          static_cast<uint32_t>((ver.minos >> 0) & 0xFF)}},
  sdk_{{static_cast<uint32_t>((ver.sdk >> 16) & 0xFFFF),
        static_cast<uint32_t>((ver.sdk >> 8) & 0xFF),
        static_cast<uint32_t>((ver.sdk >> 0) & 0xFF)}} {}

BuildVersion::BuildVersion(const PLATFORMS platform, const version_t& minos,
                           const version_t& sdk, const tools_list_t& tools) :
  LoadCommand::LoadCommand{
      LoadCommand::TYPE::BUILD_VERSION,
      static_cast<uint32_t>(sizeof(details::build_version_command) +
                            sizeof(details::build_tool_version) * tools.size())
  },
  platform_{platform},
  minos_{minos},
  sdk_{sdk},
  tools_{tools} {
  original_data_.resize(size());
}

void BuildVersion::accept(Visitor& visitor) const {
  visitor.visit(*this);
}

std::ostream& BuildVersion::print(std::ostream& os) const {
  LoadCommand::print(os) << '\n';
  os << fmt::format("Platform: {}", to_string(platform())) << '\n';
  os << fmt::format("Min OS:   {}", fmt::join(minos(), ".")) << '\n';
  os << fmt::format("SDK:      {}", fmt::join(sdk(), ".")) << '\n';
  for (const BuildToolVersion& version : tools()) {
    os << "  " << version << '\n';
  }
  return os;
}

const char* to_string(BuildVersion::PLATFORMS e) {
#define ENTRY(X) std::pair(BuildVersion::PLATFORMS::X, #X)
  STRING_MAP enums2str{
      ENTRY(UNKNOWN),
      ENTRY(MACOS),
      ENTRY(IOS),
      ENTRY(TVOS),
      ENTRY(WATCHOS),
      ENTRY(BRIDGEOS),
      ENTRY(MAC_CATALYST),
      ENTRY(IOS_SIMULATOR),
      ENTRY(TVOS_SIMULATOR),
      ENTRY(WATCHOS_SIMULATOR),
      ENTRY(DRIVERKIT),
      ENTRY(VISIONOS),
      ENTRY(VISIONOS_SIMULATOR),
      ENTRY(FIRMWARE),
      ENTRY(SEPOS),
      ENTRY(MACOS_EXCLAVE_CORE),
      ENTRY(MACOS_EXCLAVE_KIT),
      ENTRY(IOS_EXCLAVE_CORE),
      ENTRY(IOS_EXCLAVE_KIT),
      ENTRY(TVOS_EXCLAVE_CORE),
      ENTRY(TVOS_EXCLAVE_KIT),
      ENTRY(WATCHOS_EXCLAVE_CORE),
      ENTRY(WATCHOS_EXCLAVE_KIT),
      ENTRY(VISIONOS_EXCLAVE_CORE),
      ENTRY(VISIONOS_EXCLAVE_KIT),

      ENTRY(ANY),
  };
#undef ENTRY

  if (auto it = enums2str.find(e); it != enums2str.end()) {
    return it->second;
  }
  return "UNKNOWN";
}

}