#ifndef FILEWRITER_H
#define FILEWRITER_H

#include "../gps/GPSData.h"
#include "../imu/CompassData.h"
#include "../imu/LinearAccelerationData.h"
#include "../imu/GravityData.h"
#include "../pressure/BarometerData.h"
#include "../imu/GyroscopeData.h"
#include "../imu/AccelerometerData.h"
#include "../radio/WiFiMeasurements.h"
#include "Sensors.h"

#include <fstream>

namespace Offline {

	class FileWriter {

	private:

		std::ofstream out;
		static constexpr char sep = ';';
		const std::string nl = "\n";

	public:

		FileWriter() {
			;
		}

		~FileWriter() {
			close();
		}

		void open(const std::string& file) {
			out.open(file);
			if (!out) {throw Exception("error opening file: " + file);}
		}

		void close() {
			out.flush();
			out.close();
		}

		void flush() {
			out.flush();
		}

		void add(const Timestamp ts, const AccelerometerData& data) {
			out << ts.ms() << sep << (int) Sensor::ACC << sep << data.x << sep << data.y << sep << data.z << nl;
		}

		void add(const Timestamp ts, const LinearAccelerationData& data) {
			out << ts.ms() << sep << (int) Sensor::LIN_ACC << sep << data.x << sep << data.y << sep << data.z << nl;
		}

		void add(const Timestamp ts, const GravityData& data) {
			out << ts.ms() << sep << (int) Sensor::GRAVITY << sep << data.x << sep << data.y << sep << data.z << nl;
		}

		void add(const Timestamp ts, const GyroscopeData& data) {
			out << ts.ms() << sep  << (int) Sensor::GYRO << sep << data.x << sep << data.y << sep << data.z << nl;
		}

		void add(const Timestamp ts, const BarometerData& data) {
			out << ts.ms() << sep  << (int) Sensor::BARO << sep << data.hPa << nl;
		}

		void add(const Timestamp ts, const GPSData& data) {
			out << ts.ms() << sep  << (int) Sensor::GPS << sep << data.lat << sep << data.lon << sep << data.alt << sep << data.accuracy << sep << data.speed << nl;
		}

		void add(const Timestamp ts, const CompassData& data) {
			out << ts.ms() << sep  << (int) Sensor::COMPASS << sep << data.azimuth << sep << data.quality01 << nl;
		}

		void add(const Timestamp ts, const WiFiMeasurements& data) {
			out << ts.ms() << sep << (int) Sensor::WIFI;
			for (const WiFiMeasurement& m : data.entries) {
				out << sep << m.getAP().getMAC().asString();
				out << sep << m.getFrequency();
				out << sep << m.getRSSI();
			}
			out << "\n";
		}

	};

}

#endif // FILEWRITER_H