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#include <QMimeData>
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#include <QSize>
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#include <QTimer>
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#include <unordered_map>
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#include <Variable/Variable.h>
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#include <Variable/VariableController2.h>
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#include <Variable/VariableModel2.h>
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#include <Common/DateUtils.h>
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#include <Common/MimeTypesDef.h>
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#include <Common/StringUtils.h>
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#include <Common/containers.h>
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#include <Data/IDataSeries.h>
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#include <DataSource/DataSourceController.h>
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#include <Time/TimeController.h>
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namespace {
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// Column indexes
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const auto NAME_COLUMN = 0;
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const auto TSTART_COLUMN = 1;
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const auto TEND_COLUMN = 2;
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const auto NBPOINTS_COLUMN = 3;
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const auto UNIT_COLUMN = 4;
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const auto MISSION_COLUMN = 5;
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const auto PLUGIN_COLUMN = 6;
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const auto NB_COLUMNS = 7;
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// Column properties
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const auto DEFAULT_HEIGHT = 25;
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const auto DEFAULT_WIDTH = 100;
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struct ColumnProperties {
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ColumnProperties(const QString &name = {}, int width = DEFAULT_WIDTH,
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int height = DEFAULT_HEIGHT)
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: m_Name{name}, m_Width{width}, m_Height{height}
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{
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}
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QString m_Name;
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int m_Width;
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int m_Height;
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};
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const auto COLUMN_PROPERTIES = QHash<int, ColumnProperties>{
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{NAME_COLUMN, {QObject::tr("Name")}}, {TSTART_COLUMN, {QObject::tr("tStart"), 180}},
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{TEND_COLUMN, {QObject::tr("tEnd"), 180}}, {NBPOINTS_COLUMN, {QObject::tr("Nb points")}},
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{UNIT_COLUMN, {QObject::tr("Unit")}}, {MISSION_COLUMN, {QObject::tr("Mission")}},
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{PLUGIN_COLUMN, {QObject::tr("Plugin")}}};
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QString uniqueName(const QString &defaultName,
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const std::vector<std::shared_ptr<Variable> > &variables)
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{
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auto forbiddenNames = std::vector<QString>(variables.size());
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std::transform(variables.cbegin(), variables.cend(), forbiddenNames.begin(),
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[](const auto &variable) { return variable->name(); });
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auto uniqueName = StringUtils::uniqueName(defaultName, forbiddenNames);
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Q_ASSERT(!uniqueName.isEmpty());
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return uniqueName;
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}
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} // namespace
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VariableModel2::VariableModel2(QObject *parent)
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: QAbstractTableModel{parent}
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{
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}
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int VariableModel2::columnCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return NB_COLUMNS;
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}
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int VariableModel2::rowCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return _variables.size();
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}
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QVariant VariableModel2::data(const QModelIndex &index, int role) const
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{
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if (!index.isValid()) {
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return QVariant{};
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}
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if (index.row() < 0 || index.row() >= rowCount()) {
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return QVariant{};
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}
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if (role == Qt::DisplayRole) {
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if (auto variable = _variables[index.row()]) {
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switch (index.column()) {
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case NAME_COLUMN:
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return variable->name();
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case TSTART_COLUMN: {
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if(auto range = variable->realRange(); range.has_value())
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return DateUtils::dateTime(range.value().m_TStart).toString(DATETIME_FORMAT);
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return QVariant{};
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}
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case TEND_COLUMN: {
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if(auto range = variable->realRange(); range.has_value())
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return DateUtils::dateTime(range.value().m_TEnd).toString(DATETIME_FORMAT);
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return QVariant{};
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}
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case NBPOINTS_COLUMN:
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return variable->nbPoints();
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case UNIT_COLUMN:
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return variable->metadata().value(QStringLiteral("units"));
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case MISSION_COLUMN:
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return variable->metadata().value(QStringLiteral("mission"));
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case PLUGIN_COLUMN:
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return variable->metadata().value(QStringLiteral("plugin"));
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default:
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// No action
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break;
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}
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}
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}
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else if (role == VariableRoles::ProgressRole) {
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return QVariant{};
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}
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return QVariant{};
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}
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QVariant VariableModel2::headerData(int section, Qt::Orientation orientation, int role) const
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{
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if (role != Qt::DisplayRole && role != Qt::SizeHintRole) {
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return QVariant{};
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}
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if (orientation == Qt::Horizontal) {
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auto propertiesIt = COLUMN_PROPERTIES.find(section);
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if (propertiesIt != COLUMN_PROPERTIES.cend()) {
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// Role is either DisplayRole or SizeHintRole
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return (role == Qt::DisplayRole)
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? QVariant{propertiesIt->m_Name}
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: QVariant{QSize{propertiesIt->m_Width, propertiesIt->m_Height}};
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}
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}
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return QVariant{};
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}
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Qt::ItemFlags VariableModel2::flags(const QModelIndex &index) const
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{
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return QAbstractTableModel::flags(index) | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled;
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}
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Qt::DropActions VariableModel2::supportedDropActions() const
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{
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return Qt::CopyAction | Qt::MoveAction;
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}
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Qt::DropActions VariableModel2::supportedDragActions() const
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{
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return Qt::CopyAction | Qt::MoveAction;
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}
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QStringList VariableModel2::mimeTypes() const
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{
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return {MIME_TYPE_VARIABLE_LIST, MIME_TYPE_TIME_RANGE};
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}
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QMimeData *VariableModel2::mimeData(const QModelIndexList &indexes) const
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{
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auto mimeData = new QMimeData;
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std::vector<std::shared_ptr<Variable> > variables;
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DateTimeRange firstTimeRange;
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for (const auto &index : indexes) {
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if (index.column() == 0) { // only the first column
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auto variable = _variables[index.row()];
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if (variable.get() && index.isValid()) {
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if (variables.size()==0) {
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// Gets the range of the first variable
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firstTimeRange = variable->range();
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}
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variables.push_back(variable);
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}
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}
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}
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auto variablesEncodedData = Variable::mimeData(variables);
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mimeData->setData(MIME_TYPE_VARIABLE_LIST, variablesEncodedData);
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if (variables.size() == 1) {
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// No time range MIME data if multiple variables are dragged
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auto timeEncodedData = TimeController::mimeDataForTimeRange(firstTimeRange);
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mimeData->setData(MIME_TYPE_TIME_RANGE, timeEncodedData);
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}
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return mimeData;
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}
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bool VariableModel2::canDropMimeData(const QMimeData *data, Qt::DropAction action, int row,
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int column, const QModelIndex &parent) const
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{
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Q_UNUSED(column);
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// drop of a product
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return data->hasFormat(MIME_TYPE_PRODUCT_LIST)
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|| (data->hasFormat(MIME_TYPE_TIME_RANGE) && parent.isValid()
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&& !data->hasFormat(MIME_TYPE_VARIABLE_LIST));
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}
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bool VariableModel2::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column,
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const QModelIndex &parent)
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{
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auto dropDone = false;
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if (data->hasFormat(MIME_TYPE_PRODUCT_LIST)) {
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auto productList
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= DataSourceController::productsDataForMimeData(data->data(MIME_TYPE_PRODUCT_LIST));
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for (auto metaData : productList) {
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emit createVariable(metaData.toHash());
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}
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dropDone = true;
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}
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else if (data->hasFormat(MIME_TYPE_TIME_RANGE) && parent.isValid()) {
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auto variable = _variables[parent.row()];
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auto range = TimeController::timeRangeForMimeData(data->data(MIME_TYPE_TIME_RANGE));
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emit asyncChangeRange(variable, range);
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dropDone = true;
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}
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return dropDone;
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}
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void VariableModel2::variableUpdated() noexcept
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{
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emit dataChanged(QModelIndex(),QModelIndex());
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}
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void VariableModel2::variableAdded(const std::shared_ptr<Variable> & variable)
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{
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if(!SciQLop::containers::contains(_variables,variable))
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{
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beginInsertRows(QModelIndex(), this->_variables.size(), this->_variables.size());
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this->_variables.push_back(variable);
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endInsertRows();
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connect(variable.get(),&Variable::updated,this,&VariableModel2::variableUpdated);
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}
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}
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void VariableModel2::variableDeleted(const std::shared_ptr<Variable> &variable)
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{
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auto it = std::find(_variables.begin(), _variables.end(), variable);
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if (it != _variables.end())
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{
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auto index = std::distance(_variables.begin(), it);
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beginRemoveRows(QModelIndex(), index, index);
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_variables.erase(it);
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endRemoveRows();
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}
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}
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