/**
 * Relational pipes
 * Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
#pragma once

#include <QObject>

#include <relpipe/reader/typedefs.h>
#include <relpipe/reader/TypeId.h>
#include <relpipe/reader/handlers/RelationalReaderStringHandler.h>
#include <relpipe/reader/handlers/AttributeMetadata.h>

using namespace relpipe::reader;
using namespace relpipe::reader::handlers;

class QtRelationalReaderStringHandler : public QObject, public RelationalReaderStringHandler {

	Q_OBJECT
public:
	QtRelationalReaderStringHandler(QObject* parent) : QObject(parent) {
	}

	virtual ~QtRelationalReaderStringHandler() {
	}

	virtual void startRelation(string_t name, std::vector<AttributeMetadata> attributes) override {
		emit startRelationReceived(name, attributes);
	}

	virtual void attribute(const string_t& value) override {
		emit attributeReceived(value);
	};

	virtual void endOfPipe() override {
		emit endOfPipeReceived();
	};

signals:
	void startRelationReceived(const string_t name, std::vector<AttributeMetadata> attributes);
	void attributeReceived(const string_t value);
	void endOfPipeReceived();
};