/**

 * Relational pipes

 * Copyright © 2020 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, version 3 of the License.

 *

 * 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/>.

 */

#include <vector>

#include "INIReader.h"

class INIReaderImpl : public INIReader {

private:

	std::istream& input;

	std::vector<INIContentHandler*> handlers;

public:

	INIReaderImpl(std::istream& input) : input(input) {

	}

	void addHandler(INIContentHandler* handler) override {

		handlers.push_back(handler);

	}

	void process() override {

		// TODO: real parser instead of demo data

		for (INIContentHandler* handler : handlers) {

			handler->startDocument();

			handler->entry("key-0", "outside sections");

			handler->startSection("section-1");

			handler->entry("key-1", "in section 1");

			handler->entry("key-2", "in section 1");

			handler->entry("key-3", "in section 1");

			handler->startSection("nested-section-1-1");

			handler->entry("key-1", "in nested section 1-1");

			handler->entry("key-2", "in nested section 1-1");

			handler->endSection();

			handler->endSection();

			handler->startSection("section-2");

			handler->entry("key-1", "in section 2");

			handler->endSection();

			handler->entry("key-666", "outside sections again; this normally would not happen, but should be supported");

			handler->endDocument();

		}

	}

};

INIReader* INIReader::create(std::istream& input) {

	return new INIReaderImpl(input);

}