#include <tinyNeoPixel_Static.h>

const int NeoPix_Long=10;  // digital pin 10, physical pin 12
const int stopButton=12;  // digital pin 12, physical pin 14
const int NeoPix_W=11;  // digital pin 11, physical pin 13
const int NUMLED=90;
byte pixels_mem[NUMLED*3];
tinyNeoPixel pixels = tinyNeoPixel(NUMLED, NeoPix_W, NEO_GRB, pixels_mem);

int buzzer = 13; // LED on Digital Pin 9
int piezoPin = 0; // Piezo on Analog Pin 5
int threshold = 80; // The sensor value to reach before activation

int sensorValue = 0; // A variable to store the value read from the sensor


/*
  Mii Channel's theme
  Connect a piezo buzzer or speaker to pin 11 or select a new pin.
  More songs available at https://github.com/robsoncouto/arduino-songs

                                              Robson Couto, 2019
*/

#define NOTE_B0  31
#define NOTE_C1  33
#define NOTE_CS1 35
#define NOTE_D1  37
#define NOTE_DS1 39
#define NOTE_E1  41
#define NOTE_F1  44
#define NOTE_FS1 46
#define NOTE_G1  49
#define NOTE_GS1 52
#define NOTE_A1  55
#define NOTE_AS1 58
#define NOTE_B1  62
#define NOTE_C2  65
#define NOTE_CS2 69
#define NOTE_D2  73
#define NOTE_DS2 78
#define NOTE_E2  82
#define NOTE_F2  87
#define NOTE_FS2 93
#define NOTE_G2  98
#define NOTE_GS2 104
#define NOTE_A2  110
#define NOTE_AS2 117
#define NOTE_B2  123
#define NOTE_C3  131
#define NOTE_CS3 139
#define NOTE_D3  147
#define NOTE_DS3 156
#define NOTE_E3  165
#define NOTE_F3  175
#define NOTE_FS3 185
#define NOTE_G3  196
#define NOTE_GS3 208
#define NOTE_A3  220
#define NOTE_AS3 233
#define NOTE_B3  247
#define NOTE_C4  262
#define NOTE_CS4 277
#define NOTE_D4  294
#define NOTE_DS4 311
#define NOTE_E4  330
#define NOTE_F4  349
#define NOTE_FS4 370
#define NOTE_G4  392
#define NOTE_GS4 415
#define NOTE_A4  440
#define NOTE_AS4 466
#define NOTE_B4  494
#define NOTE_C5  523
#define NOTE_CS5 554
#define NOTE_D5  587
#define NOTE_DS5 622
#define NOTE_E5  659
#define NOTE_F5  698
#define NOTE_FS5 740
#define NOTE_G5  784
#define NOTE_GS5 831
#define NOTE_A5  880
#define NOTE_AS5 932
#define NOTE_B5  988
#define NOTE_C6  1047
#define NOTE_CS6 1109
#define NOTE_D6  1175
#define NOTE_DS6 1245
#define NOTE_E6  1319
#define NOTE_F6  1397
#define NOTE_FS6 1480
#define NOTE_G6  1568
#define NOTE_GS6 1661
#define NOTE_A6  1760
#define NOTE_AS6 1865
#define NOTE_B6  1976
#define NOTE_C7  2093
#define NOTE_CS7 2217
#define NOTE_D7  2349
#define NOTE_DS7 2489
#define NOTE_E7  2637
#define NOTE_F7  2794
#define NOTE_FS7 2960
#define NOTE_G7  3136
#define NOTE_GS7 3322
#define NOTE_A7  3520
#define NOTE_AS7 3729
#define NOTE_B7  3951
#define NOTE_C8  4186
#define NOTE_CS8 4435
#define NOTE_D8  4699
#define NOTE_DS8 4978
#define REST      0


// change this to make the song slower or faster
int tempo = 114;

// change this to whichever pin you want to use


// notes of the moledy followed by the duration.
// a 4 means a quarter note, 8 an eighteenth , 16 sixteenth, so on
// !!negative numbers are used to represent dotted notes,
// so -4 means a dotted quarter note, that is, a quarter plus an eighteenth!!
int melody[] = {

  // Mii Channel theme
  // Score available at https://musescore.com/user/16403456/scores/4984153
  // Uploaded by Catalina Andrade

  NOTE_FS4,8, REST,8, NOTE_A4,8, NOTE_CS5,8, REST,8,NOTE_A4,8, REST,8, NOTE_FS4,8, //1
  NOTE_D4,8, NOTE_D4,8, NOTE_D4,8, REST,8, REST,4, REST,8, NOTE_CS4,8,
  NOTE_D4,8, NOTE_FS4,8, NOTE_A4,8, NOTE_CS5,8, REST,8, NOTE_A4,8, REST,8, NOTE_F4,8,
  NOTE_E5,-4, NOTE_DS5,8, NOTE_D5,8, REST,8, REST,4,

  NOTE_GS4,8, REST,8, NOTE_CS5,8, NOTE_FS4,8, REST,8,NOTE_CS5,8, REST,8, NOTE_GS4,8, //5
  REST,8, NOTE_CS5,8, NOTE_G4,8, NOTE_FS4,8, REST,8, NOTE_E4,8, REST,8,
  NOTE_E4,8, NOTE_E4,8, NOTE_E4,8, REST,8, REST,4, NOTE_E4,8, NOTE_E4,8,
  NOTE_E4,8, REST,8, REST,4, NOTE_DS4,8, NOTE_D4,8,

  NOTE_CS4,8, REST,8, NOTE_A4,8, NOTE_CS5,8, REST,8,NOTE_A4,8, REST,8, NOTE_FS4,8, //9
  NOTE_D4,8, NOTE_D4,8, NOTE_D4,8, REST,8, NOTE_E5,8, NOTE_E5,8, NOTE_E5,8, REST,8,
  REST,8, NOTE_FS4,8, NOTE_A4,8, NOTE_CS5,8, REST,8, NOTE_A4,8, REST,8, NOTE_F4,8,
  NOTE_E5,2, NOTE_D5,8, REST,8, REST,4,

  NOTE_B4,8, NOTE_G4,8, NOTE_D4,8, NOTE_CS4,4, NOTE_B4,8, NOTE_G4,8, NOTE_CS4,8, //13
  NOTE_A4,8, NOTE_FS4,8, NOTE_C4,8, NOTE_B3,4, NOTE_F4,8, NOTE_D4,8, NOTE_B3,8,
  NOTE_E4,8, NOTE_E4,8, NOTE_E4,8, REST,4, REST,4, NOTE_AS4,4,
  NOTE_CS5,8, NOTE_D5,8, NOTE_FS5,8, NOTE_A5,8, REST,8, REST,4,

  REST,2, NOTE_A3,4, NOTE_AS3,4, //17
  NOTE_A3,-4, NOTE_A3,8, NOTE_A3,2,
  REST,4, NOTE_A3,8, NOTE_AS3,8, NOTE_A3,8, NOTE_F4,4, NOTE_C4,8,
  NOTE_A3,-4, NOTE_A3,8, NOTE_A3,2,

  REST,2, NOTE_B3,4, NOTE_C4,4, //21
  NOTE_CS4,-4, NOTE_C4,8, NOTE_CS4,2,
  REST,4, NOTE_CS4,8, NOTE_C4,8, NOTE_CS4,8, NOTE_GS4,4, NOTE_DS4,8,
  NOTE_CS4,-4, NOTE_DS4,8, NOTE_B3,1,

  NOTE_E4,4, NOTE_E4,4, NOTE_E4,4, REST,8,//25

  //repeats 1-25

  NOTE_FS4,8, REST,8, NOTE_A4,8, NOTE_CS5,8, REST,8,NOTE_A4,8, REST,8, NOTE_FS4,8, //1
  NOTE_D4,8, NOTE_D4,8, NOTE_D4,8, REST,8, REST,4, REST,8, NOTE_CS4,8,
  NOTE_D4,8, NOTE_FS4,8, NOTE_A4,8, NOTE_CS5,8, REST,8, NOTE_A4,8, REST,8, NOTE_F4,8,
  NOTE_E5,-4, NOTE_DS5,8, NOTE_D5,8, REST,8, REST,4,

  NOTE_GS4,8, REST,8, NOTE_CS5,8, NOTE_FS4,8, REST,8,NOTE_CS5,8, REST,8, NOTE_GS4,8, //5
  REST,8, NOTE_CS5,8, NOTE_G4,8, NOTE_FS4,8, REST,8, NOTE_E4,8, REST,8,
  NOTE_E4,8, NOTE_E4,8, NOTE_E4,8, REST,8, REST,4, NOTE_E4,8, NOTE_E4,8,
  NOTE_E4,8, REST,8, REST,4, NOTE_DS4,8, NOTE_D4,8,

  NOTE_CS4,8, REST,8, NOTE_A4,8, NOTE_CS5,8, REST,8,NOTE_A4,8, REST,8, NOTE_FS4,8, //9
  NOTE_D4,8, NOTE_D4,8, NOTE_D4,8, REST,8, NOTE_E5,8, NOTE_E5,8, NOTE_E5,8, REST,8,
  REST,8, NOTE_FS4,8, NOTE_A4,8, NOTE_CS5,8, REST,8, NOTE_A4,8, REST,8, NOTE_F4,8,
  NOTE_E5,2, NOTE_D5,8, REST,8, REST,4,

  NOTE_B4,8, NOTE_G4,8, NOTE_D4,8, NOTE_CS4,4, NOTE_B4,8, NOTE_G4,8, NOTE_CS4,8, //13
  NOTE_A4,8, NOTE_FS4,8, NOTE_C4,8, NOTE_B3,4, NOTE_F4,8, NOTE_D4,8, NOTE_B3,8,
  NOTE_E4,8, NOTE_E4,8, NOTE_E4,8, REST,4, REST,4, NOTE_AS4,4,
  NOTE_CS5,8, NOTE_D5,8, NOTE_FS5,8, NOTE_A5,8, REST,8, REST,4,

  REST,2, NOTE_A3,4, NOTE_AS3,4, //17
  NOTE_A3,-4, NOTE_A3,8, NOTE_A3,2,
  REST,4, NOTE_A3,8, NOTE_AS3,8, NOTE_A3,8, NOTE_F4,4, NOTE_C4,8,
  NOTE_A3,-4, NOTE_A3,8, NOTE_A3,2,

  REST,2, NOTE_B3,4, NOTE_C4,4, //21
  NOTE_CS4,-4, NOTE_C4,8, NOTE_CS4,2,
  REST,4, NOTE_CS4,8, NOTE_C4,8, NOTE_CS4,8, NOTE_GS4,4, NOTE_DS4,8,
  NOTE_CS4,-4, NOTE_DS4,8, NOTE_B3,1,

  NOTE_E4,4, NOTE_E4,4, NOTE_E4,4, REST,8,//25

  //finishes with 26
  //NOTE_FS4,8, REST,8, NOTE_A4,8, NOTE_CS5,8, REST,8, NOTE_A4,8, REST,8, NOTE_FS4,8

};

// sizeof gives the number of bytes, each int value is composed of two bytes (16 bits)
// there are two values per note (pitch and duration), so for each note there are four bytes
int notes = sizeof(melody) / sizeof(melody[0]) / 2;

// this calculates the duration of a whole note in ms
int wholenote = (60000 * 4) / tempo;

int divider = 0, noteDuration = 0;


void setup() {
  Serial.begin(9600);

  pinMode(NeoPix_Long, OUTPUT);
  pinMode(stopButton, INPUT);
  pinMode(NeoPix_W, OUTPUT);

  for(int i=0; i<NUMLED; i++){

    pixels.setPixelColor(i, pixels.Color(30, 206, 242));

    pixels.show();
}
sensorValue = analogRead(piezoPin); // Read the value from the sensor

if (sensorValue >= threshold) { // If knock detected set
for (int thisNote = 0; thisNote < notes * 2; thisNote = thisNote + 2) {

    // calculates the duration of each note
    divider = melody[thisNote + 1];
    if (divider > 0) {
      // regular note, just proceed
      noteDuration = (wholenote) / divider;
    } else if (divider < 0) {
      // dotted notes are represented with negative durations!!
      noteDuration = (wholenote) / abs(divider);
      noteDuration *= 1.5; // increases the duration in half for dotted notes
    }

    // we only play the note for 90% of the duration, leaving 10% as a pause
    tone(buzzer, melody[thisNote], noteDuration*0.9);

    // Wait for the specief duration before playing the next note.
    delay(noteDuration);

    // stop the waveform generation before the next note.
    noTone(buzzer);
  }

}
}
void loop() {


}