/****************************************************************************
 *
 *   Copyright (c) 2020 PX4 Development Team. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name PX4 nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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#include "MPU9250.hpp"

#include <px4_platform_common/getopt.h>
#include <px4_platform_common/module.h>

void MPU9250::print_usage()
{
	PRINT_MODULE_USAGE_NAME("mpu9520", "driver");
	PRINT_MODULE_USAGE_SUBCATEGORY("imu");
	PRINT_MODULE_USAGE_COMMAND("start");
	PRINT_MODULE_USAGE_PARAMS_I2C_SPI_DRIVER(false, true);
	PRINT_MODULE_USAGE_PARAM_FLAG('M', "Enable Magnetometer (AK8963)", true);
	PRINT_MODULE_USAGE_PARAM_INT('R', 0, 0, 35, "Rotation", true);
	PRINT_MODULE_USAGE_DEFAULT_COMMANDS();
}

I2CSPIDriverBase *MPU9250::instantiate(const BusCLIArguments &cli, const BusInstanceIterator &iterator,
				       int runtime_instance)
{
	bool mag = (cli.custom1 == 1);
	MPU9250 *instance = new MPU9250(iterator.configuredBusOption(), iterator.bus(), iterator.devid(), cli.rotation,
					cli.bus_frequency, cli.spi_mode, iterator.DRDYGPIO(), mag);

	if (!instance) {
		PX4_ERR("alloc failed");
		return nullptr;
	}

	if (OK != instance->init()) {
		delete instance;
		return nullptr;
	}

	return instance;
}

extern "C" int mpu9250_main(int argc, char *argv[])
{
	int ch;
	using ThisDriver = MPU9250;
	BusCLIArguments cli{false, true};
	cli.default_spi_frequency = SPI_SPEED;

	while ((ch = cli.getopt(argc, argv, "MR:")) != EOF) {
		switch (ch) {
		case 'M':
			cli.custom1 = 1;
			break;

		case 'R':
			cli.rotation = (enum Rotation)atoi(cli.optarg());
			break;
		}
	}

	const char *verb = cli.optarg();

	if (!verb) {
		ThisDriver::print_usage();
		return -1;
	}

	BusInstanceIterator iterator(MODULE_NAME, cli, DRV_IMU_DEVTYPE_MPU9250);

	if (!strcmp(verb, "start")) {
		return ThisDriver::module_start(cli, iterator);
	}

	if (!strcmp(verb, "stop")) {
		return ThisDriver::module_stop(iterator);
	}

	if (!strcmp(verb, "status")) {
		return ThisDriver::module_status(iterator);
	}

	ThisDriver::print_usage();
	return -1;
}
