#include <MIDI.h>
#include <FastLED.h>

MIDI_CREATE_DEFAULT_INSTANCE();

#define LED_PIN 12
#define NUM_LEDS 110
#define BRIGHTNESS 64
#define LED_TYPE WS2811
#define COLOR_ORDER GRB

CRGB leds[NUM_LEDS];
CRGBPalette16 currentPalette;
TBlendType currentBlending;

int diodes[110] =  {0, 109, 1, 108, 2, 3, 106, 4, 105, 5, 104, 6,
                    7, 102, 8, 101, 9, 10, 99, 11, 98, 12, 97, 13,
                    14, 95, 15, 94, 16, 17, 92, 18, 91, 19, 90, 20,
                    21, 88, 22, 87, 23, 24, 85, 25, 84, 26, 83, 27,
                    28, 81, 29, 80, 30, 31, 78, 32, 77, 33, 76, 34,
                    35, 74, 36, 73, 37, 38, 71, 39, 70, 40, 69, 41,
                    42, 67, 43, 66, 44, 45, 64, 46, 63, 47, 62, 48,
                    49, 60, 50, 59, 51, 52, 57, 53, 56, 54, 55
                    };
void setup()
{
    pinMode(11, OUTPUT);
    MIDI.begin();
    digitalWrite(11, HIGH);
    delay( 3000 ); // power-up safety delay
    FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip );
    FastLED.setBrightness( BRIGHTNESS );
    currentPalette = RainbowColors_p;
    currentBlending = LINEARBLEND;
}

void loop()
{
    uint8_t brightness = 120;
    if (MIDI.read())
    {
        if (MIDI.getType()== midi::NoteOn)
        {
            long int i = MIDI.getData1();
            if(diodes[i] < 55)
                currentPalette = CRGBPalette16(
                CRGB::White, CRGB::White, CRGB::White, CRGB::White,
                CRGB::White, CRGB::White, CRGB::White, CRGB::White,
                CRGB::White, CRGB::White, CRGB::White, CRGB::White,
                CRGB::White, CRGB::White, CRGB::White, CRGB::White
                );
            else
                currentPalette = CRGBPalette16(
                CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255),
                CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255),
                CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255),
                CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255), CHSV( HUE_BLUE, 255, 255)
                );
            leds[diodes[i]] = ColorFromPalette( currentPalette, 90, brightness, currentBlending);
        }
        if (MIDI.getType()== midi::NoteOff)
        {
            int i = MIDI.getData1();
            leds[diodes[i]] = ColorFromPalette( currentPalette,90, 0, currentBlending);
        }
        FastLED.show();
    }
}