/*
 * Copyright © 2017 Keith Packard <keithp@keithp.com>
 *
 * 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 2 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.
 */

package org.altusmetrum.altoslib_14;

import java.io.*;
import java.util.*;

public class AltosEepromRecordSet implements AltosRecordSet {
	AltosEeprom			eeprom;
	TreeSet<AltosEepromRecord>	ordered;
	AltosCalData			cal_data;
	boolean				valid;

	public AltosConfigData config_data() {
		return eeprom.config_data();
	}

	private void init_cal_data() {
		for (AltosEepromRecord record : ordered) {
			if (record.cmd() == AltosLib.AO_LOG_FLIGHT) {
				cal_data.set_tick(record.tick());
				cal_data.set_boost_tick();
				cal_data.set_state(AltosLib.ao_flight_pad);
				break;
			}
		}
	}

	public AltosCalData cal_data() {
		if (cal_data == null) {
			cal_data = new AltosCalData(config_data());
			init_cal_data();
		}
		return cal_data;
	}

	public void capture_series(AltosDataListener listener) {
		if (cal_data == null) {
			cal_data();
		} else {
			cal_data.reset();
			init_cal_data();
		}
		listener.set_log_format(config_data().log_format);

		for (AltosEepromRecord record : ordered) {
			record.provide_data(listener, cal_data);
		}
		listener.finish();
	}

	public boolean valid() {
		return valid;
	}

	public AltosEepromRecordSet(AltosEeprom eeprom) {
		this.eeprom = eeprom;

		AltosConfigData 	config_data = eeprom.config_data();

		AltosEepromRecord	record = null;

		switch (config_data.log_format) {
		case AltosLib.AO_LOG_FORMAT_FULL:
			record = new AltosEepromRecordFull(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TINY:
			record = new AltosEepromRecordTiny(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TELEMETRY:
		case AltosLib.AO_LOG_FORMAT_TELESCIENCE:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_3:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_OLD:
		case AltosLib.AO_LOG_FORMAT_EASYMEGA_2:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_4:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_5:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_6:
		case AltosLib.AO_LOG_FORMAT_EASYMEGA_3:
		case AltosLib.AO_LOG_FORMAT_TELEMEGA_7:
			record = new AltosEepromRecordMega(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TELEMETRUM:
			record = new AltosEepromRecordMetrum(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TELEMINI2:
		case AltosLib.AO_LOG_FORMAT_TELEMINI3:
		case AltosLib.AO_LOG_FORMAT_EASYMINI1:
		case AltosLib.AO_LOG_FORMAT_EASYMINI2:
			record = new AltosEepromRecordMini(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TELEGPS:
			record = new AltosEepromRecordGps(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_TELEFIRETWO:
			record = new AltosEepromRecordFireTwo(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_MICROPEAK2:
			record = new AltosEepromRecordMicroPeak2(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_EASYMOTOR:
			record = new AltosEepromRecordMotor(eeprom);
			break;
		case AltosLib.AO_LOG_FORMAT_EASYTIMER_2:
			record = new AltosEepromRecordTimer(eeprom);
			break;
		}

		ordered = new TreeSet<AltosEepromRecord>();

		if (record == null) {
			System.out.printf("failed to parse log format %d\n", config_data.log_format);
			valid = false;
			return;
		}
		valid = true;

		int	tick = 0;
		boolean first = true;

		do {
			int	t = record.tick();

			if (first) {
				tick = t;
				first = false;
			} else {
				while (t < tick - 32767)
					t += 65536;
				while (t > tick + 32767)
					t -= 65536;
				tick = t;
			}
			record.wide_tick = tick;
			ordered.add(record);
			record = record.next();
		} while (record != null);
	}

	public AltosEepromRecordSet(InputStream input) throws IOException {
		this(new AltosEeprom(input));
	}
}