#include <Audio.h>
#include <Wire.h>
#include <SPI.h>
#include <SD.h>
#include <SerialFlash.h>

#include <DmxSimple.h>

/* SdWav1 : sample voix           |
 * SdWav2 : sample attente        |-> mix1 -> Lout & RMS1
 * 
 * SdWav3 : sample ambiance       -> mix2 -> Rout  & RMS2
 */
// GUItool: begin automatically generated code
AudioPlaySdWav           playSdWav3;     //xy=152,429
AudioPlaySdWav           playSdWav1;     //xy=153,217
AudioPlaySdWav           playSdWav2;     //xy=155,307
AudioMixer4              mixer1;         //xy=572,215
AudioMixer4              mixer2;         //xy=579,344
AudioAnalyzeRMS          rms1;           //xy=875,315
AudioOutputI2S           i2s1;           //xy=876,225
AudioAnalyzeRMS          rms2;           //xy=876,365
AudioConnection          patchCord1(playSdWav3, 0, mixer2, 0);
AudioConnection          patchCord2(playSdWav1, 0, mixer1, 0);
AudioConnection          patchCord3(playSdWav2, 0, mixer1, 1);
AudioConnection          patchCord4(mixer1, 0, i2s1, 0);
AudioConnection          patchCord5(mixer1, rms1);
AudioConnection          patchCord6(mixer2, 0, i2s1, 1);
AudioConnection          patchCord7(mixer2, rms2);
AudioControlSGTL5000     sgtl5000_1;     //xy=573,537
// GUItool: end automatically generated code


// Use these with the Teensy Audio Shield
#define SDCARD_CS_PIN    10
#define SDCARD_MOSI_PIN  7
#define SDCARD_SCK_PIN   14

// Use these with the Teensy 3.5 & 3.6 SD card
//#define SDCARD_CS_PIN    BUILTIN_SDCARD
//#define SDCARD_MOSI_PIN  11  // not actually used
//#define SDCARD_SCK_PIN   13  // not actually used

void setup() {
  Serial.begin(9600);
//  DmxSimple.maxChannel(4);
//  DmxSimple.write(4, 250);
  pinMode(16, INPUT);
  pinMode(20,INPUT);
  // Audio connections require memory to work.  For more
  // detailed information, see the MemoryAndCpuUsage example
  AudioMemory(16);

  // Comment these out if not using the audio adaptor board.
  // This may wait forever if the SDA & SCL pins lack
  // pullup resistors
  sgtl5000_1.enable();
  sgtl5000_1.lineOutLevel(13);  // set output to 3.16 Vpp
  sgtl5000_1.volume(1); //set volume to maximum

  SPI.setMOSI(SDCARD_MOSI_PIN);
  SPI.setSCK(SDCARD_SCK_PIN);
  if (!(SD.begin(SDCARD_CS_PIN))) {
    // stop here, but print a message repetitively
    while (1) {
      Serial.println("Unable to access the SD card");
      delay(500);
    }
  }
  delay(2000);
}
//
void playFile(const char *filename)
{
  Serial.print("Playing file: ");
  Serial.println(filename);

  // Start playing the file.  This sketch continues to
  // run while the file plays.
  playSdWav1.play(filename);

  // A brief delay for the library read WAV info
  delay(5);

  // Simply wait for the file to finish playing.
  while (playSdWav1.isPlaying()) {
    printLDR();
    // uncomment these lines if you audio shield
    // has the optional volume pot soldered
    //float vol = analogRead(15);
    //vol = vol / 1024;
    // sgtl5000_1.volume(vol);
  }
}

void printLDR(){
  Serial.print(analogRead(A3));
  Serial.print("   ");
  Serial.print(digitalRead(16));
  Serial.print("   ");
  Serial.print(analogRead(A7));
  Serial.print("   ");
  Serial.print(digitalRead(20));
  Serial.println();
}

void loop() {

  
  delay(100);
  playFile("SDTEST1.WAV");  // filenames are always uppercase 8.3 format
  delay(500);
  playFile("SDTEST2.WAV");
  delay(500);
  playFile("SDTEST3.WAV");
  delay(500);
  playFile("SDTEST4.WAV");
  delay(1500);
}