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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 <QMimeData>
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#include <QSize>
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#include <QTimer>
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#include <Time/TimeController.h>
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#include <Variable/Variable2.h>
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#include <Variable/VariableController2.h>
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#include <Variable/VariableModel2.h>
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#include <unordered_map>
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namespace
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{
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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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{
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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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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")}},
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{TSTART_COLUMN, {QObject::tr("tStart"), 180}},
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{TEND_COLUMN, {QObject::tr("tEnd"), 180}},
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{NBPOINTS_COLUMN, {QObject::tr("Nb points")}},
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{UNIT_COLUMN, {QObject::tr("Unit")}},
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{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<Variable2>>& 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) : QAbstractTableModel{parent} {}
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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()) { return QVariant{}; }
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if(index.row() < 0 || index.row() >= rowCount()) { return QVariant{}; }
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if(role == Qt::DisplayRole)
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{
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if(auto variable = _variables[index.row()])
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{
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switch(index.column())
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{
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case NAME_COLUMN: return variable->name();
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case TSTART_COLUMN:
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{
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if(auto range = variable->realRange(); range.has_value())
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return DateUtils::dateTime(range.value().m_TStart)
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.toString(DATETIME_FORMAT);
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return QVariant{};
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}
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case TEND_COLUMN:
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{
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if(auto range = variable->realRange(); range.has_value())
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return DateUtils::dateTime(range.value().m_TEnd)
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.toString(DATETIME_FORMAT);
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return QVariant{};
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}
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case NBPOINTS_COLUMN: return int(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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{
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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,
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int role) const
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{
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if(role != Qt::DisplayRole && role != Qt::SizeHintRole) { return QVariant{}; }
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if(orientation == Qt::Horizontal)
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{
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auto propertiesIt = COLUMN_PROPERTIES.find(section);
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if(propertiesIt != COLUMN_PROPERTIES.cend())
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{
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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{
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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 |
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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<Variable2>> variables;
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DateTimeRange firstTimeRange;
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for(const auto& index : indexes)
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{
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if(index.column() == 0)
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{ // 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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{
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if(variables.size() == 0)
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{
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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 = Variable2::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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{
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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,
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Qt::DropAction action, int row, int column,
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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,
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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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{
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auto productList = DataSourceController::productsDataForMimeData(
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data->data(MIME_TYPE_PRODUCT_LIST));
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for(auto metaData : productList)
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{
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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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{
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auto variable = _variables[parent.row()];
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auto range =
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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(QUuid id) 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<Variable2>& 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(),
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this->_variables.size());
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this->_variables.push_back(variable);
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endInsertRows();
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connect(variable.get(), &Variable2::updated, this,
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&VariableModel2::variableUpdated);
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}
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}
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void VariableModel2::variableDeleted(const std::shared_ptr<Variable2>& 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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