/**

 * djm-fix

 * Copyright © 2025 František Kučera (Frantovo.cz, GlobalCode.info)

 *

 * 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, version 3 of the License.

 *

 * 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. If not, see <http://www.gnu.org/licenses/>.

 */

#pragma once

#include <stdint.h>

#include <vector>

#include <string>

#include <ostream>

enum class MessageType : uint8_t {

	/** device sends: greeting message */

	D11_GREETING = 0x11,

	/** host sends: seed1 */

	H12_SEED1 = 0x12,

	/** device sends: hash1 and seed2 */

	D13_HASH1_SEED2 = 0x13,

	/** host sends: hash2 */

	H14_HASH2 = 0x14,

	/** device sends: confirmation of successful handshake */

	D15_CONFIRMATION = 0x15,

};

enum class FieldType : uint8_t {

	/** manufacturer name */

	F01 = 0x01,

	/** product name */

	F02 = 0x02,

	/** seed1 from host | seed2 from device */

	F03 = 0x03,

	/** hash2 from host | hash1 from device */

	F04 = 0x04,

	/** seed3 from device */

	F05 = 0x05,

};

class Field {

public:

	FieldType type;

	std::vector<uint8_t> data;

	Field(FieldType type, std::vector<uint8_t> data) : type(type), data(data) {

	}

	virtual ~Field() = default;

};

/**

 * Object representation of a raw MIDI message.

 * Is either a result of parsing a raw message by MessageCodec, or constructed

 * in the application to be serialized in MessageCodec to a raw message.

 */

class Message {

public:

	MessageType type;

	/** 0x17 for DJM-250MK2 and 0x34 for V10 */

	uint8_t model;

	std::vector<Field> fields;

	Message(MessageType type, uint8_t model, std::vector<Field> fields) :

			type(type), model(model), fields(fields) {

	}

	virtual ~Message() = default;

	std::string toString() const;

	std::vector<Field> findFields(FieldType type);

};