#include "pitches.h"  //載入音調和頻率的對照檔
#define buzzer 3
#define buttonPin 4

// 旋律
int melody[] = {
  NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0, NOTE_C6,  0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_C6,  0, NOTE_AS5, 0 ,NOTE_AS5, 0, NOTE_AS5, 0, NOTE_AS5, 0, NOTE_GS5, 0, NOTE_F5,  0, NOTE_C5,  0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4,  0, NOTE_AS4, 0, NOTE_GS4, 0, NOTE_C5,  0, NOTE_GS4, 0, NOTE_F4, 0, 
  NOTE_F4,  0, NOTE_GS4, 0, NOTE_C5,  0, 
  NOTE_AS4, 0, NOTE_GS4, 0, NOTE_AS4, 0, NOTE_GS4, 0, NOTE_F4,  0, 
  NOTE_F4,  0, NOTE_GS4, 0, NOTE_C5,  0, NOTE_C5,  0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_GS4, 0, NOTE_C5,  0, NOTE_GS4, 0, NOTE_F4,  0, 
  NOTE_F4,  0, NOTE_GS4, 0, NOTE_C5,  0,
  NOTE_AS4, 0, NOTE_GS4, 0, NOTE_AS4, 0, NOTE_GS4, 0, NOTE_F4,  0,
  NOTE_F4,  0, NOTE_GS4, 0, NOTE_C5,  0, NOTE_C5,  0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, 
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_GS5, 0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_GS5, 0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0, NOTE_F5,  0,  NOTE_F5, 0, NOTE_F5,  0, NOTE_GS5, 0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_DS5, 0, NOTE_DS5, 0, NOTE_F5,  0, NOTE_F5,  0,
  NOTE_F5,  0,
  NOTE_C5,  0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_AS4, 0, NOTE_GS4, 0, NOTE_C5, 0, NOTE_GS4,  0, NOTE_F4,  0
};
int noteDurations[] = {
 
  18, 144, 18, 144, 18, 144, 18, 144, 36, 144, 36, 144, 18, 144, 18, 144, 36, 144, 36, 144,
  36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 18, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 24,  24,
  36, 144, 36, 144, 24,   9,
  36, 144, 36, 144, 36, 144, 36, 144, 24,  24,
  36, 144, 36, 144, 24, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 24,  24,
  36, 144, 36, 144, 24,   9,
  36, 144, 36, 144, 36, 144, 36, 144, 24,  24,
  36, 144, 36, 144, 18, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 72, 
  72, 144, 36, 144, 36, 144, 36,  72, 
  72, 144, 36, 144, 36, 144, 36,  72, 
  36, 144, 36, 144, 72, 144, 36, 144, 72, 144, 36, 144, 36, 144, 36, 72,
  72, 144, 36, 144, 36, 144, 36,  72, 
  72, 144, 36, 144, 36, 144, 36,  72, 
  36, 144, 36, 144, 72, 144, 36, 144, 72, 144, 36, 144, 36, 144, 36, 72,
  72, 144, 36, 144, 36, 144, 36,  72, 
  72, 144, 36, 144, 36, 144, 36,  72,
  36, 144, 36, 144, 72, 144, 36, 144, 72, 144, 36, 144, 36, 144, 36, 72,
  72, 144, 36, 144, 36, 144, 36,  72, 
  72, 144, 36, 144, 36, 144, 36,  36,
  36,  36,
  36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 36, 144, 24, 1,

};

void setup() {
  pinMode(buttonPin, INPUT);

  
}

void loop() {
  if (digitalRead(buttonPin) == LOW) {
    // 按鈕按下

    // 播放音階
    for (int thisNote = 0; thisNote < 1250; thisNote++) {
      // 計算每個音的長度
      int noteDuration = 5760 / noteDurations[thisNote];

      // 設定音調和拍子
      tone(buzzer, melody[thisNote], noteDuration);

      // 每個音之間要停一小段時間
      int pauseBetweenNotes = noteDuration * 1.2;
      delay(pauseBetweenNotes);

      // 停止播放
      noTone(buzzer);  
    }
   }
}