/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 *
 * This file is part of PortaPack.
 *
 * 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, 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; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __TRANSMITTER_MODEL_H__
#define __TRANSMITTER_MODEL_H__

#include <cstdint>
#include <cstddef>

#include "clock_manager.hpp"
#include "message.hpp"
#include "rf_path.hpp"
#include "max2837.hpp"
#include "volume.hpp"

class TransmitterModel {
public:
	constexpr TransmitterModel(
		ClockManager& clock_manager
	) : clock_manager(clock_manager)
	{
	}

	rf::Frequency tuning_frequency() const;
	void set_tuning_frequency(rf::Frequency f);

	bool rf_amp() const;
	void set_rf_amp(bool enabled);

	int32_t lna() const;
	void set_lna(int32_t v_db);

	uint32_t baseband_bandwidth() const;
	void set_baseband_bandwidth(uint32_t v);

	int32_t vga() const;
	void set_vga(int32_t v_db);

	uint32_t sampling_rate() const;
	void set_sampling_rate(uint32_t hz);

	mode_type modulation() const;
	void set_modulation(mode_type v);

	uint32_t baseband_oversampling() const;
	void set_baseband_oversampling(uint32_t v);

	void enable();
	void disable();
	
	void set_baseband_configuration(const BasebandConfiguration config);

private:
	bool rf_amp_ { true };
	int32_t lna_gain_db_ { 0 };
	uint32_t baseband_bandwidth_ { max2837::filter::bandwidth_minimum };
	int32_t vga_gain_db_ { 8 };
	BasebandConfiguration baseband_configuration {
		.mode = NONE,
		.sampling_rate = 2280000,
		.decimation_factor = 1,
	};
	ClockManager& clock_manager;

	int32_t tuning_offset();

	void update_tuning_frequency();
	void update_rf_amp();
	void update_lna();
	void update_baseband_bandwidth();
	void update_vga();
	void update_modulation();
	void update_baseband_configuration();
};

#endif/*__TRANSMITTER_MODEL_H__*/