77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
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#ifndef ENTITY_UPDATER_WIDGET_H
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#define ENTITY_UPDATER_WIDGET_H
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#include "repository_manager.h"
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#include "repository_result.h"
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#include "schema_metadata.h"
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#include "ui_entity_updater_widget.h"
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#include <QSqlField>
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// Forward declaration
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class RepositoryResult;
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class TableInfo;
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class EntityUpdaterWidget : public QWidget, public Ui::EntityUpdaterWidget {
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Q_OBJECT
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private:
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QSqlField selectedForeignField_;
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QSqlRecord selectedPrimaryEntity_;
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qint32 primaryKey_;
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public:
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EntityUpdaterWidget(QWidget *parent = nullptr);
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void setupChildEntityFinderWidget();
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void setupComboBoxCurrentTable();
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void setupConnections();
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void setupLabels();
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void setupParentEntityFinderWidget();
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void configureForeignKeyFinder(const QString &columnName,
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const QString &databaseTableName);
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void configureForeignKeyFinder(const QString &databaseTableName);
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void configurePrimaryKeyFinder(const QString &databaseTableName);
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private slots:
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void onColumnSelected(int columnIndex);
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void onForeignFieldRetrieved(const QSqlField &field);
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void onPrimaryEntityRetrieved(const QSqlRecord &entity);
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void onPrimaryFieldRetrieved(const QSqlField &field);
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void onPushButtonUpdateClicked();
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void onTableSelected(int tableIndex);
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private:
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QModelIndex findIndexByColumn(QAbstractItemModel *model, int column,
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const QVariant &value);
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bool isColumnsEqual(const QString &column);
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qint32 actualForeignKey(const QString &columnName);
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void processUpdateResult(const RepositoryResult &result);
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void showMessageDialog(const RepositoryResult &result,
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const QString &successMessage);
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private:
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template <const char *DatabaseTableName>
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void processEntityUpdate(RepositoryResult &resultOut);
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template <typename Repository> Repository *currentRepository();
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template <typename Repository> RepositoryResult updateEntity();
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template <typename ValueType>
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ValueType actualColumnValue(const QString &columnName);
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};
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template <typename Repository>
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Repository *EntityUpdaterWidget::currentRepository() {
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SchemaMetadata metadata = SchemaMetadata::defaultSchema();
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const QString &databaseTableName =
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comboBoxCurrentTable->currentData().toString();
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return RepositoryManager::instance().getRepositoryAs<Repository>(
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metadata.repositoryTableName(databaseTableName));
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}
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#endif // ENTITY_UPDATER_WIDGET_H
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