/////////////////////////////Events/////////////////////////////////


///*resetButtonContext create a listener for each button
// * when triggered, thoses listener execute the same functions with the index of the pressed button  :
// * resetButtonContext and kill any running sequence 
// * buttonFocus -> lights the current button and shuts the others
// * readSequence -> reads a text file on the SD card with the sequence of actions to execute
// */

bool checkDelay() {
  //Serial.println("checkDelay");
  //if (delay_flag == 0 ) { delay_flag = 1 ;}
  if (millis() - delay_start > delay_length ) {
    inibSDreading = false ;
  }
  //else {inibSDreading = false ;}
  return false ;
}

bool updateAll() {
  //tsunami.update();
  updateLeds() ;
  if (dimmer_random){
    dimmer.setTime(50);
    if (random8(100) > 50) {
      dimmer.set(percent2PWM(random8(10, 30)));
    }
  }
  else if (dimmer_move) {
    if (random8(100) > 20) {
      int timer = millis();
      int delta = 2* dimmer_move * (sin8( timer / 9 )-127) * (sin8(timer / 7 )-127) / 65536 ; //- led_move/2
      dimmer.setTime(150);
      dimmer.set(percent2PWM(dimmer_value + delta));
      //Serial.println(dimmer_value - delta );
    }
  }
  FadeLed::update() ;
  
  return false;
  
  
}


void tlcWrite(){
  for (int ledIndex ; ledIndex < 12 ; ledIndex++) { //sizeof(ledState)/sizeof(uint32_t)
    
    int indexDiv = ledIndex / 3 ;
    
    tlc.setLED(indexDiv, ledState[indexDiv*3], ledState[indexDiv*3+1], ledState[indexDiv*3+2]);
//    Serial.print(ledState[ledIndex]);
//    Serial.print(" ");
  }
//  Serial.println();
  tlc.write();
}

void buttonFocus(int index) {

  btnFile.close();
  //delay(50);
  
  currentButton = index ;
  //Serial.println(currentButton);
  //turn off all leds but currentButton one
  for (int i ; i < sizeof(ledState)/sizeof(uint32_t) ; i++) {
    if (i == currentButton ) { 
      ledState[11-i] = 10000 ; //65536 max
    }
    else { ledState[11-i] =  50 ; }
    tlcWrite();
  } 
  //et après ya plein de trucs à faire
  
  String file = "button";
  file+=index ;
  file+=".txt";
  btnFile = SD.open(file.c_str(), FILE_READ) ;
  btnFile.setTimeout(100);
  //btnFile = SD.open("button0.txt");
  Serial.println("");
  Serial.println("opening " + file);
  if (!btnFile) {
    Serial.println("The text file cannot be opened");
//    return false;
   }
//   while(
   
   EvtResetButtonContext() ; //clean context before starting reading the file
   //Serial.println("ended buttonReset");
   delay_length = 0 ;
   inibSDreading = false ;
   
   //Serial.println("ended focus");
   //mgr.addListener(new EvtTimeListener(10, true, (EvtAction)readSDFile));
   //mgr.addListener(new EvtTimeListener(50, true, (EvtAction)fadeDimmer));
   //readSDFile();

}

void stopAll() {
    tsunami.stopAllTracks();
    dimmer.setTime(1);
    dimmer.off();
    for (int i ; i<NUM_LEDS_LUSTRE ; i++) {
      lustreLeds[i] = CRGB::Black ;
      tableLeds[i] = CRGB::Black ;
    }
    FastLED.show();
    for (int i ; i < sizeof(ledState)/sizeof(uint32_t) ; i++) {

      if (i == 4 ) { 
        ledState[11-i] = 65535 ;
      }
      else { ledState[11-i] =  50 ; }
      tlcWrite();
    }
    
    
    EvtResetButtonContext();
}

void audioVolume(){
  int targetVolume = map (analogRead(audioVolumePin), 0, 1024, 0, -40) ;
  //Serial.println(analogRead(A21));
  if (targetVolume != audioMasterVolume){
    audioMasterVolume = targetVolume;
    Serial.print("Setting audio volume to : ");
    Serial.println(audioMasterVolume);
    for (int i ; i<4 ; i++) {
     tsunami.masterGain(i, audioMasterVolume);
    }
  } 
}

///////////////////// CONTEXT ///////////////////////////////

bool button0(){
  buttonFocus(0) ;
  return false;
}
bool button1(){
  buttonFocus(1) ;
  return false;
}
bool button2(){
  buttonFocus(2) ;
  return false;
}
bool button3(){
  buttonFocus(3) ;
  return false;
}
bool button4(){
  buttonFocus(4) ;
  return false;
}
bool button5(){
  buttonFocus(5) ;
  return false;
}
bool button6(){
  buttonFocus(6) ;
  return false;
}
bool button7(){
  buttonFocus(7) ;
  return false;
}
bool button8(){
  buttonFocus(8) ;
  return false;
}
bool button9(){
  buttonFocus(9) ;
  return false;
} 

void EvtResetButtonContext () {
  Serial.println("Resetting event context");
  mgr.resetContext();
  //delay (50);
  // button listeners
  int debounce = 10 ;
  mgr.addListener(new EvtPinListener(BUTTON_PIN[0], debounce, (EvtAction)button0));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[1], debounce, (EvtAction)button1));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[2], debounce, (EvtAction)button2));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[3], debounce, (EvtAction)button3));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[4], debounce, (EvtAction)button4));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[5], debounce, (EvtAction)button5));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[6], debounce, (EvtAction)button6));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[7], debounce, (EvtAction)button7));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[8], debounce, (EvtAction)button8));
  mgr.addListener(new EvtPinListener(BUTTON_PIN[9], debounce, (EvtAction)button9));

  // controlled time listeners
//  pSD = new EvtTimeListener(5, true, (EvtAction)readSDFile);  

  inibSDreading = true ;
  mgr.addListener(new EvtTimeListener(5, true, (EvtAction)readSDFile));
  mgr.addListener(new EvtTimeListener(refreshRate, true, (EvtAction)updateAll));
  //mgr.addListener(new EvtTimeListener(40, true, (EvtAction)fastLeds));
  mgr.addListener(new EvtTimeListener(refreshRate, true, (EvtAction)audioVolume));
  Serial.println("Done resetting ");
  
}