#include <BLEMIDI.h>

#include <hardware/BLEMIDI_ESP32_NimBLE.h>
//#include <hardware/BLEMIDI_ESP32.h>
//#include <hardware/BLEMIDI_nRF52.h>
//#include <hardware/BLEMIDI_ArduinoBLE.h>

byte sysex4[]  = { 0xF0, 0x43, 0x20, 0xF7 };
byte sysex5[]  = { 0xF0, 0x43, 0x20, 0x7E, 0xF7 };
byte sysex6[]  = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0xF7 };
byte sysex7[]  = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0xF7 };
byte sysex8[]  = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0xF7 };
byte sysex9[]  = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0xF7 };
byte sysex10[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0xF7 };
byte sysex11[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0xF7 };
byte sysex12[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0x37, 0xF7 };
byte sysex13[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0x37, 0x33, 0xF7 };
byte sysex14[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0x37, 0x33, 0x50, 0xF7 };
byte sysex15[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0x37, 0x33, 0x50, 0x4D, 0xF7 };
byte sysex16[] = { 0xF0, 0x43, 0x20, 0x7E, 0x4C, 0x4D, 0x20, 0x20, 0x38, 0x39, 0x37, 0x33, 0x32, 0x50, 0x4D, 0xF7 };
byte sysexBig[] = { 0xF0, 0x41,
                    0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29,
                    0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
                    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
                    0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59,
                    0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69,
                    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79,
                    0x7a,

                    0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
                    0xF7
                  };

BLEMIDI_CREATE_DEFAULT_INSTANCE()

unsigned long t0 = millis();
bool isConnected = false;

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void setup()
{
  MIDI.begin();

  pinMode(LED_BUILTIN, OUTPUT);
  digitalWrite(LED_BUILTIN, LOW);

  BLEMIDI.setHandleConnected(OnConnected);
  BLEMIDI.setHandleDisconnected(OnDisconnected);
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void loop()
{
  // Listen to incoming notes
  MIDI.read();

  if (isConnected && (millis() - t0) > 1000)
  {
    t0 = millis();

    MIDI.sendNoteOn (60, 100, 1); // note 60, velocity 127 on channel 1
    MIDI.sendSysEx(sizeof(sysex11), sysex11, true);
  }
}

// ====================================================================================
// Event handlers for incoming MIDI messages
// ====================================================================================

// -----------------------------------------------------------------------------
// Device connected
// -----------------------------------------------------------------------------
void OnConnected() {
  isConnected = true;
  digitalWrite(LED_BUILTIN, HIGH);
}

// -----------------------------------------------------------------------------
// Device disconnected
// -----------------------------------------------------------------------------
void OnDisconnected() {
  isConnected = false;
  digitalWrite(LED_BUILTIN, LOW);
}