mirror of
https://github.com/ciphervance/supercell-wx.git
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383 lines
10 KiB
C++
383 lines
10 KiB
C++
#include <scwx/qt/model/radar_site_model.hpp>
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#include <scwx/qt/config/radar_site.hpp>
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#include <scwx/qt/settings/unit_settings.hpp>
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#include <scwx/qt/types/qt_types.hpp>
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#include <scwx/qt/types/unit_types.hpp>
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#include <scwx/qt/util/geographic_lib.hpp>
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#include <scwx/qt/util/json.hpp>
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#include <scwx/common/geographic.hpp>
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#include <scwx/util/logger.hpp>
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#include <filesystem>
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#include <boost/json.hpp>
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#include <boost/algorithm/string.hpp>
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#include <QIcon>
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#include <QStandardPaths>
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namespace scwx
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{
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namespace qt
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{
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namespace model
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{
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static const std::string logPrefix_ = "scwx::qt::model::radar_site_model";
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static const auto logger_ = scwx::util::Logger::Create(logPrefix_);
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static constexpr int kFirstColumn =
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static_cast<int>(RadarSiteModel::Column::SiteId);
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static constexpr int kLastColumn =
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static_cast<int>(RadarSiteModel::Column::Preset);
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static constexpr int kNumColumns = kLastColumn - kFirstColumn + 1;
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class RadarSiteModelImpl
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{
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public:
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explicit RadarSiteModelImpl() :
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radarSites_ {},
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geodesic_(util::GeographicLib::DefaultGeodesic()),
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distanceMap_ {},
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previousPosition_ {}
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{
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// Get all loaded radar sites
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std::vector<std::shared_ptr<config::RadarSite>> radarSites =
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config::RadarSite::GetAll();
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// Setup radar site list
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for (auto& site : radarSites)
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{
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distanceMap_[site->id()] = 0.0;
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radarSites_.emplace_back(std::move(site));
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}
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}
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~RadarSiteModelImpl() = default;
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void InitializePresets();
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void ReadPresets();
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void WritePresets();
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QList<std::shared_ptr<config::RadarSite>> radarSites_;
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std::unordered_set<std::string> presets_ {};
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std::string presetsPath_ {};
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const GeographicLib::Geodesic& geodesic_;
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std::unordered_map<std::string, double> distanceMap_;
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scwx::common::Coordinate previousPosition_;
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QIcon starIcon_ {":/res/icons/font-awesome-6/star-solid.svg"};
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bool presetsRead_ {false};
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};
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RadarSiteModel::RadarSiteModel(QObject* parent) :
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QAbstractTableModel(parent), p(std::make_unique<RadarSiteModelImpl>())
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{
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p->InitializePresets();
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p->ReadPresets();
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}
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RadarSiteModel::~RadarSiteModel()
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{
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// Write presets on shutdown
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p->WritePresets();
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};
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std::unordered_set<std::string> RadarSiteModel::presets() const
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{
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return p->presets_;
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}
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void RadarSiteModelImpl::InitializePresets()
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{
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std::string appDataPath {
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QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
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.toStdString()};
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if (!std::filesystem::exists(appDataPath))
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{
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if (!std::filesystem::create_directories(appDataPath))
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{
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logger_->error("Unable to create application data directory: \"{}\"",
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appDataPath);
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}
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}
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presetsPath_ = appDataPath + "/radar-presets.json";
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}
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void RadarSiteModelImpl::ReadPresets()
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{
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logger_->info("Reading presets");
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boost::json::value presetsJson = nullptr;
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// Determine if presets exists
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if (std::filesystem::exists(presetsPath_))
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{
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presetsJson = util::json::ReadJsonFile(presetsPath_);
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}
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// If presets was successfully read
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if (presetsJson != nullptr && presetsJson.is_array())
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{
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auto& presetsArray = presetsJson.as_array();
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for (auto& presetsEntry : presetsArray)
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{
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if (presetsEntry.is_string())
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{
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// Get radar site ID from JSON value
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std::string preset =
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boost::json::value_to<std::string>(presetsEntry);
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boost::to_upper(preset);
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// Find the preset in the list of radar sites
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auto it = std::find_if(
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radarSites_.cbegin(),
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radarSites_.cend(),
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[&preset](const std::shared_ptr<config::RadarSite>& radarSite)
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{ return (radarSite->id() == preset); });
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// If a match, add to the presets
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if (it != radarSites_.cend())
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{
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presets_.insert(preset);
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}
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}
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}
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}
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presetsRead_ = true;
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}
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void RadarSiteModelImpl::WritePresets()
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{
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if (!presetsRead_)
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{
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return;
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}
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logger_->info("Saving presets");
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auto presetsJson = boost::json::value_from(presets_);
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util::json::WriteJsonFile(presetsPath_, presetsJson);
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}
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int RadarSiteModel::rowCount(const QModelIndex& parent) const
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{
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return parent.isValid() ? 0 : p->radarSites_.size();
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}
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int RadarSiteModel::columnCount(const QModelIndex& parent) const
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{
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return parent.isValid() ? 0 : kNumColumns;
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}
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QVariant RadarSiteModel::data(const QModelIndex& index, int role) const
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{
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if (!index.isValid() || index.row() < 0 ||
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index.row() >= p->radarSites_.size())
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{
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return QVariant();
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}
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const auto& site = p->radarSites_.at(index.row());
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if (role == Qt::DisplayRole || role == types::SortRole)
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{
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switch (index.column())
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{
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case static_cast<int>(Column::SiteId):
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return QString::fromStdString(site->id());
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case static_cast<int>(Column::Place):
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return QString::fromStdString(site->place());
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case static_cast<int>(Column::State):
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return QString::fromStdString(site->state());
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case static_cast<int>(Column::Country):
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return QString::fromStdString(site->country());
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case static_cast<int>(Column::Latitude):
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if (role == Qt::DisplayRole)
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{
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return QString::fromStdString(
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scwx::common::GetLatitudeString(site->latitude()));
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}
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else
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{
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return site->latitude();
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}
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case static_cast<int>(Column::Longitude):
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if (role == Qt::DisplayRole)
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{
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return QString::fromStdString(
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scwx::common::GetLongitudeString(site->longitude()));
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}
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else
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{
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return site->longitude();
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}
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case static_cast<int>(Column::Type):
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return QString::fromStdString(site->type_name());
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case static_cast<int>(Column::Distance):
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if (role == Qt::DisplayRole)
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{
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const std::string distanceUnitName =
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settings::UnitSettings::Instance().distance_units().GetValue();
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types::DistanceUnits distanceUnits =
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types::GetDistanceUnitsFromName(distanceUnitName);
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double distanceScale = types::GetDistanceUnitsScale(distanceUnits);
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std::string abbreviation =
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types::GetDistanceUnitsAbbreviation(distanceUnits);
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return QString("%1 %2")
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.arg(static_cast<uint32_t>(p->distanceMap_.at(site->id()) *
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scwx::common::kKilometersPerMeter *
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distanceScale))
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.arg(QString::fromStdString(abbreviation));
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}
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else
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{
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return p->distanceMap_.at(site->id());
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}
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case static_cast<int>(Column::Preset):
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if (role == types::SortRole)
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{
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return QVariant(p->presets_.contains(site->id()));
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}
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break;
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default:
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break;
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}
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}
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else if (role == Qt::DecorationRole)
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{
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switch (index.column())
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{
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case static_cast<int>(Column::Preset):
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if (p->presets_.contains(site->id()))
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{
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return p->starIcon_;
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}
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break;
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default:
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break;
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}
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}
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return QVariant();
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}
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QVariant RadarSiteModel::headerData(int section,
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Qt::Orientation orientation,
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int role) const
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{
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if (role == Qt::DisplayRole)
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{
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if (orientation == Qt::Horizontal)
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{
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switch (section)
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{
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case static_cast<int>(Column::SiteId):
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return tr("Site ID");
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case static_cast<int>(Column::Place):
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return tr("Place");
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case static_cast<int>(Column::State):
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return tr("State");
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case static_cast<int>(Column::Country):
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return tr("Country");
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case static_cast<int>(Column::Latitude):
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return tr("Latitude");
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case static_cast<int>(Column::Longitude):
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return tr("Longitude");
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case static_cast<int>(Column::Type):
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return tr("Type");
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case static_cast<int>(Column::Distance):
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return tr("Distance");
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default:
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break;
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}
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}
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}
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else if (role == Qt::DecorationRole)
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{
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if (orientation == Qt::Horizontal)
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{
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switch (section)
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{
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case static_cast<int>(Column::Preset):
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return p->starIcon_;
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default:
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break;
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}
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}
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}
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return QVariant();
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}
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void RadarSiteModel::HandleMapUpdate(double latitude, double longitude)
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{
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logger_->trace("Handle map update: {}, {}", latitude, longitude);
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double distanceInMeters;
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for (const auto& site : p->radarSites_)
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{
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p->geodesic_.Inverse(latitude,
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longitude,
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site->latitude(),
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site->longitude(),
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distanceInMeters);
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p->distanceMap_[site->id()] = distanceInMeters;
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}
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QModelIndex topLeft = createIndex(0, static_cast<int>(Column::Distance));
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QModelIndex bottomRight =
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createIndex(rowCount() - 1, static_cast<int>(Column::Distance));
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Q_EMIT dataChanged(topLeft, bottomRight);
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}
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void RadarSiteModel::TogglePreset(int row)
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{
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if (row >= 0 && row < p->radarSites_.size())
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{
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std::string siteId = p->radarSites_.at(row)->id();
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bool isPreset = false;
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// Attempt to erase the radar site from presets
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if (p->presets_.erase(siteId) == 0)
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{
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// If the radar site did not exist, add it
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p->presets_.insert(siteId);
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isPreset = true;
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}
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QModelIndex index = createIndex(row, static_cast<int>(Column::Preset));
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Q_EMIT dataChanged(index, index);
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Q_EMIT PresetToggled(siteId, isPreset);
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}
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}
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std::shared_ptr<RadarSiteModel> RadarSiteModel::Instance()
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{
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static std::weak_ptr<RadarSiteModel> radarSiteModelReference_ {};
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static std::mutex instanceMutex_ {};
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std::unique_lock lock(instanceMutex_);
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std::shared_ptr<RadarSiteModel> radarSiteModel =
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radarSiteModelReference_.lock();
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if (radarSiteModel == nullptr)
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{
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radarSiteModel = std::make_shared<RadarSiteModel>();
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radarSiteModelReference_ = radarSiteModel;
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}
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return radarSiteModel;
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}
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} // namespace model
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} // namespace qt
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} // namespace scwx
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