writer.h

#ifndef WRITER_H
#define WRITER_H

#include "storage.h"

#include <string>
#include <fstream>

class voxel_writer {
private:
	abstract_voxel_storage* voxels_;

	std::ofstream& assert_good_(const std::string& fn, std::ofstream& fs) {
		if (!fs.good()) {
			throw std::runtime_error("Unable to open file for writing. " + fn);
		}
		return fs;
	}

public:
	void SetVoxels(abstract_voxel_storage* voxels) {
		voxels_ = voxels;
	}

	void Write(const std::string& fnc) {
		{
			std::string fn = fnc + std::string(".index");
			std::ofstream fs(fn.c_str());
			voxels_->write(file_part_index, assert_good_(fn, fs));
		}
		{
			std::string fn = fnc + std::string(".contents");
			std::ofstream fs(fn.c_str(), std::ios::binary);
			voxels_->write(file_part_contents, assert_good_(fn, fs));
		}
		{
			std::string fn = fnc + std::string(".meta");
			std::ofstream fs(fn.c_str());
			voxels_->write(file_part_meta, assert_good_(fn, fs));
		}
		{
			std::string fn = fnc + std::string(".primitives");
			std::ofstream fs(fn.c_str());
			voxels_->write(file_part_primitives, assert_good_(fn, fs));
		}
	}
};

#endif