#include <SPI.h>
#include <SdFat.h>
#include <SdFatUtil.h>
#include <SFEMP3Shield.h>

SdFat sd;
int limswitch = 2; //where you plug the switch into
SFEMP3Shield MP3player;

void setup(){


  Serial.begin(9600);


 MP3player.ADMixerVol(0); //0 is max, negative numbers are lower.
  sd.begin(SD_SEL, SPI_HALF_SPEED);
  MP3player.begin();

 pinMode(limswitch, INPUT_PULLUP); //pullup because someone on reddit told me to.
}

void loop() {
int switch1 = digitalRead(limswitch);     //variable for the switch
int numTracks = 10;                       //total number of tracks. Change to be however many you have.
int randomTrack = random(1, numTracks);   //Used to randomly play a track

      //This is to test the functionality of the button independently from everything else. Uncomment this and comment out the if statement to make sure it's reading the button properly.
/* if(switch1 == HIGH){
  Serial.print("Not Pressed\n");
  delay(100);
 }



 if(switch1 == LOW){
Serial.print("Pressed");
delay(100);
 }
 */
      if (switch1 == LOW) //Button is pressed
      {
        MP3player.playTrack(randomTrack);  //Play a random track
        Serial.print("Playing track: ");   //For testing. Basically makes sure that this is being called
        Serial.print(randomTrack);         //Make sure it's randomly choosing a track every time
        Serial.print("\n");                //Formatting
        delay(1000);                       //Without this delay, when the button is pressed rapidly it queues up all the sounds and after a short bit it just constantly plays random tracks.
                                           //Adjust the delay to be roughly how long your tracks are.
      }



}