/* 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 <algorithm>

#include <spdlog/fmt/fmt.h>

#include "LIEF/Visitor.hpp"
#include "PE/Structures.hpp"
#include "fmt_formatter.hpp"

#include "LIEF/PE/resources/ResourceAccelerator.hpp"

FMT_FORMATTER(LIEF::PE::ResourceAccelerator::FLAGS, LIEF::PE::to_string);


namespace LIEF::PE {

static constexpr auto ARRAY_FLAGS = {
    ResourceAccelerator::FLAGS::VIRTKEY, ResourceAccelerator::FLAGS::NOINVERT,
    ResourceAccelerator::FLAGS::SHIFT,   ResourceAccelerator::FLAGS::CONTROL,
    ResourceAccelerator::FLAGS::ALT,     ResourceAccelerator::FLAGS::END,
};

ResourceAccelerator::ResourceAccelerator(
    const details::pe_resource_acceltableentry& entry
) :
  flags_{entry.fFlags},
  ansi_{entry.wAnsi},
  id_{static_cast<uint16_t>(entry.wId)},
  padding_{entry.padding} {}

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

std::ostream& operator<<(std::ostream& os, const ResourceAccelerator& acc) {
  const auto& flags = acc.flags_list();
  os << fmt::format("{} ({:#06x}) id: {:#06x}, flags: {}", acc.ansi_str(),
                    acc.ansi(), acc.id(), fmt::to_string(flags));
  return os;
}

std::vector<ResourceAccelerator::FLAGS> ResourceAccelerator::flags_list() const {
  std::vector<FLAGS> flags;
  std::copy_if(ARRAY_FLAGS.begin(), ARRAY_FLAGS.end(), std::back_inserter(flags),
               [this](FLAGS f) { return has(f); });
  return flags;
}

const char* to_string(ResourceAccelerator::FLAGS flag) {
  switch (flag) {
    case ResourceAccelerator::FLAGS::VIRTKEY: return "VIRTKEY";
    case ResourceAccelerator::FLAGS::NOINVERT: return "NOINVERT";
    case ResourceAccelerator::FLAGS::SHIFT: return "SHIFT";
    case ResourceAccelerator::FLAGS::CONTROL: return "CONTROL";
    case ResourceAccelerator::FLAGS::ALT: return "ALT";
    case ResourceAccelerator::FLAGS::END: return "END";
    default: return "UNKNOWN";
  }

  return "UNKNOWN";
}

}