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#include "SingleRecordParser.h"
#include "FormParser.h"
#include <algorithm>
#include <array>
#include <iterator>
#include <utility>
using namespace Qt::Literals::StringLiterals;
namespace TESData
{
using Game = FormParserManager::Game;
static constexpr auto GameMap = std::to_array<std::pair<QStringView, Game>>({
{u"Skyrim Special Edition", Game::SSE},
{u"Skyrim VR", Game::SSE},
{u"Enderal Special Edition", Game::SSE},
{u"Fallout 4", Game::FO4},
{u"Fallout 4 VR", Game::FO4},
{u"Skyrim", Game::TES5},
{u"Enderal", Game::TES5},
{u"New Vegas", Game::FNV},
{u"TTW", Game::FNV},
{u"Fallout 3", Game::FO3},
{u"Oblivion", Game::TES4},
{u"Oblivion Remastered", Game::TES4},
});
static Game gameIdentifier(QStringView gameName)
{
const auto it = std::ranges::find_if(GameMap, [=](auto&& pair) {
return pair.first == gameName;
});
if (it != std::end(GameMap)) {
return it->second;
} else {
return Game::Unknown;
}
}
SingleRecordParser::SingleRecordParser(const QString& gameName, const RecordPath& path,
const std::string& file, DataItem* root,
int index)
: m_GameName{gameName}, m_Path{path}, m_File{file}, m_DataRoot{root},
m_FileIndex{index}
{}
bool SingleRecordParser::Group(TESFile::GroupData group)
{
if (m_Depth == m_Path.groups().size()) {
return false;
}
if (group.hasParent()) {
const std::uint8_t localIndex = group.parent() >> 24U;
const std::string& owner =
localIndex < m_Masters.size() ? m_Masters[localIndex] : m_File;
const auto files = m_Path.files();
const std::uint8_t newIndex = static_cast<std::uint8_t>(
std::distance(std::begin(files), TESFile::find(files, owner)));
group.setLocalIndex(newIndex);
}
if (group == m_Path.groups()[m_Depth]) {
++m_Depth;
return true;
}
return false;
}
bool SingleRecordParser::Form(TESFile::FormData form)
{
m_CurrentType = form.type();
m_CurrentFlags = form.flags();
if (m_Depth == 0) {
if (form.type() == "TES4"_ts) {
m_Localized = (form.flags() & TESFile::RecordFlags::Localized);
}
return true;
}
if (m_Path.hasFormId()) {
if ((form.formId() & 0xFFFFFF) != (m_Path.formId() & 0xFFFFFF)) {
return false;
}
const std::uint8_t localIndex = form.formId() >> 24U;
const std::string& owner =
localIndex < m_Masters.size() ? m_Masters[localIndex] : m_File;
if (!TESFile::iequals(m_Path.files()[m_Path.formId() >> 24U], owner)) {
return false;
}
m_RecordFound = true;
const auto game = gameIdentifier(m_GameName);
FormParserManager::getParser(game, m_CurrentType)
->parseFlags(m_DataRoot, m_FileIndex, m_CurrentFlags);
return true;
} else {
return !m_RecordFound;
}
return false;
}
bool SingleRecordParser::Chunk(TESFile::Type type)
{
m_CurrentChunk = type;
return true;
}
void SingleRecordParser::Data(std::istream& stream)
{
m_ChunkStream = &stream;
if (m_Depth == 0) {
if (m_CurrentChunk == "MAST"_ts) {
const std::string master = TESFile::readZstring(stream);
if (!master.empty()) {
m_Masters.push_back(master);
}
}
return;
}
if (m_Path.hasEditorId() && m_CurrentChunk == "EDID"_ts) {
const std::string editorId = TESFile::readZstring(stream);
if (editorId != m_Path.editorId()) {
return;
}
m_RecordFound = true;
const auto game = gameIdentifier(m_GameName);
FormParserManager::getParser(game, m_CurrentType)
->parseFlags(m_DataRoot, m_FileIndex, m_CurrentFlags);
stream.seekg(std::ios::beg);
}
if (m_Path.hasTypeId() && m_CurrentChunk == "DNAM"_ts) {
while (stream.peek() != std::char_traits<char>::eof()) {
const TESFile::Type name = TESFile::readType<TESFile::Type>(stream);
const QString formIdString = readFormId(m_Masters, m_File, stream);
if (name == m_Path.typeId()) {
m_DataRoot->getOrInsertChild(0, name, u""_s)
->setData(m_FileIndex, formIdString);
m_RecordFound = true;
break;
}
if (name == "BBBB"_ts) {
break;
}
}
return;
}
if (!m_RecordFound) {
return;
}
if (!m_ParseTask) {
const auto game = gameIdentifier(m_GameName);
m_ParseTask = FormParserManager::getParser(game, m_CurrentType)
->parseForm(m_DataRoot, m_FileIndex, m_Localized, m_Masters,
m_File, m_CurrentChunk, m_ChunkStream);
}
if (!m_ParseTask.done()) {
m_ParseTask.resume();
}
}
} // namespace TESData
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