//
// config.h
//
// MiniDexed - Dexed FM synthesizer for bare metal Raspberry Pi
// Copyright (C) 2022  The MiniDexed Team
//
// Original author of this class:
//	R. Stange <rsta2@o2online.de>
//
// 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 3 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.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
#ifndef _config_h
#define _config_h

#include <fatfs/ff.h>
#include <Properties/propertiesfatfsfile.h>
#include <string>

class CConfig		// Configuration for MiniDexed
{
public:
	static const unsigned MaxNotes = 16;		// polyphony

#if RASPPI <= 3
	static const unsigned MaxUSBMIDIDevices = 2;
#else
	static const unsigned MaxUSBMIDIDevices = 4;
#endif

	static const unsigned LCDColumns = 16;		// HD44780 LCD
	static const unsigned LCDRows = 2;

public:
	CConfig (FATFS *pFileSystem);
	~CConfig (void);

	void Load (void);

	// Sound device
	const char *GetSoundDevice (void) const;
	unsigned GetSampleRate (void) const;
	unsigned GetChunkSize (void) const;
	unsigned GetDACI2CAddress (void) const;		// 0 for auto probing

	// MIDI
	unsigned GetMIDIBaudRate (void) const;

	// HD44780 LCD
	// GPIO pin numbers are chip numbers, not header positions
	bool GetLCDEnabled (void) const;
	unsigned GetLCDPinEnable (void) const;
	unsigned GetLCDPinRegisterSelect (void) const;
	unsigned GetLCDPinReadWrite (void) const;	// set to 0 if not connected
	unsigned GetLCDPinData4 (void) const;
	unsigned GetLCDPinData5 (void) const;
	unsigned GetLCDPinData6 (void) const;
	unsigned GetLCDPinData7 (void) const;

	// Debug
	bool GetMIDIDumpEnabled (void) const;
	bool GetProfileEnabled (void) const;

private:
	CPropertiesFatFsFile m_Properties;

	std::string m_SoundDevice;
	unsigned m_nSampleRate;
	unsigned m_nChunkSize;
	unsigned m_nDACI2CAddress;

	unsigned m_nMIDIBaudRate;

	bool m_bLCDEnabled;
	unsigned m_nLCDPinEnable;
	unsigned m_nLCDPinRegisterSelect;
	unsigned m_nLCDPinReadWrite;
	unsigned m_nLCDPinData4;
	unsigned m_nLCDPinData5;
	unsigned m_nLCDPinData6;
	unsigned m_nLCDPinData7;

	bool m_bMIDIDumpEnabled;
	bool m_bProfileEnabled;
};

#endif