portapack-mayhem/firmware/application/apps/acars_app.cpp

/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2018 Furrtek
 *
 * 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.
 */

#include "acars_app.hpp"

#include "baseband_api.hpp"
#include "portapack_persistent_memory.hpp"

using namespace portapack;
using namespace acars;

#include "string_format.hpp"
#include "utility.hpp"

void ACARSLogger::log_raw_data(const acars::Packet& packet, const uint32_t frequency) {
	(void)frequency;
	std::string entry { };	//= "Raw: F:" + to_string_dec_uint(frequency) + "Hz ";
	entry.reserve(256);
	
	// Raw hex dump of all the bytes
	//for (size_t c = 0; c < packet.length(); c += 32)
	//	entry += to_string_hex(packet.read(c, 32), 8) + " ";
	
	for (size_t c = 0; c < 256; c += 32)
		entry += to_string_bin(packet.read(c, 32), 32);
	
	log_file.write_entry(packet.received_at(), entry);
}

/*void ACARSLogger::log_decoded(
	const acars::Packet& packet,
	const std::string text) {
	
	log_file.write_entry(packet.timestamp(), text);
}*/

namespace ui {

void ACARSAppView::update_freq(rf::Frequency f) {
	set_target_frequency(f);
	portapack::persistent_memory::set_tuned_frequency(f);	// Maybe not ?
}

ACARSAppView::ACARSAppView(NavigationView& nav) {
	baseband::run_image(portapack::spi_flash::image_tag_acars);

	add_children({
		&rssi,
		&channel,
		&field_rf_amp,
		&field_lna,
		&field_vga,
		&field_frequency,
		&check_log,
		&console
	});
	
	receiver_model.set_sampling_rate(2457600);
	receiver_model.set_baseband_bandwidth(1750000);
	receiver_model.enable();
	
	field_frequency.set_value(receiver_model.tuning_frequency());
	update_freq(receiver_model.tuning_frequency());
	field_frequency.set_step(receiver_model.frequency_step());
	field_frequency.on_change = [this](rf::Frequency f) {
		update_freq(f);
	};
	field_frequency.on_edit = [this, &nav]() {
		// TODO: Provide separate modal method/scheme?
		auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
		new_view->on_changed = [this](rf::Frequency f) {
			update_freq(f);
			field_frequency.set_value(f);
		};
	};
	
	check_log.set_value(logging);
	check_log.on_select = [this](Checkbox&, bool v) {
		logging = v;
	};
	
	logger = std::make_unique<ACARSLogger>();
	if (logger)
		logger->append(LOG_ROOT_DIR "/ACARS.TXT");
}

ACARSAppView::~ACARSAppView() {
	receiver_model.disable();
	baseband::shutdown();
}

void ACARSAppView::focus() {
	field_frequency.focus();
}

void ACARSAppView::on_packet(const acars::Packet& packet) {
	std::string console_info;
	
	/*if (!packet.is_valid()) {
		console_info = to_string_datetime(packet.received_at(), HMS);
		console_info += " INVALID";
		
		console.writeln(console_info);
	} else {
		console_info = to_string_datetime(packet.received_at(), HMS);
		console_info += ":" + to_string_bin(packet.read(0, 32), 32);
		//console_info += " REG:" + packet.registration_number();
		
		console.writeln(console_info);
	}*/
	
	packet_counter++;
	if (packet_counter % 10 == 0)
		console.writeln("Block #" + to_string_dec_uint(packet_counter));
	
	// Log raw data whatever it contains
	if (logger && logging)
		logger->log_raw_data(packet, target_frequency());
}

void ACARSAppView::set_target_frequency(const uint32_t new_value) {
	target_frequency_ = new_value;
	receiver_model.set_tuning_frequency(new_value);
}

uint32_t ACARSAppView::target_frequency() const {
	return target_frequency_;
}

} /* namespace ui */