//Runs only for esp32

const int pushButton = 4;
const int redLED = 16;
const int greenLED = 17;


TaskHandle_t TaskRedLed,TaskGreenLed,TaskButton;


// Function to run in the first task
void BlinkRedLed( void * parameter )
{
  for (;;) {
    digitalWrite(redLED, HIGH);
    vTaskDelay(500 / portTICK_PERIOD_MS);
    digitalWrite(redLED, LOW);
    vTaskDelay(500 / portTICK_PERIOD_MS);
  }
}

void BlinkGreenLed( void * parameter )
{
  for (;;) {
    digitalWrite(greenLED, HIGH);
    vTaskDelay(900 / portTICK_PERIOD_MS);
    digitalWrite(greenLED, LOW);
    vTaskDelay(900 / portTICK_PERIOD_MS);
  }
}

void Button( void *parameter )
{
  for (;;) {
    int buttonState =  digitalRead(pushButton); 
    if(buttonState == 1){
      Serial.print("            Core#");
      Serial.print(xPortGetCoreID());
      Serial.println("  ButtonPressed");
      vTaskDelay(50 / portTICK_PERIOD_MS);
    }
  }
}

void setup() {
  Serial.begin(115200);

  pinMode(pushButton, INPUT_PULLUP);
  pinMode(greenLED, OUTPUT);
  pinMode(redLED, OUTPUT);
  
  // Create tasks

   xTaskCreatePinnedToCore(
    BlinkRedLed, 
    "RedLed",
    1000,
    NULL,
    1,
    &TaskRedLed,
    1);
  delay(500);  // needed to start-up task1

  xTaskCreatePinnedToCore(
    BlinkGreenLed,
    "GreenLed",
    1000,
    NULL,
    1,
    &TaskGreenLed,
    1);
  delay(500); 

    xTaskCreatePinnedToCore(
    Button,
    "PressButton",
    1000,
    NULL,
    1,
    &TaskButton,
    1);
  delay(500);
    /* xTaskCreatePinnedToCore(
      {
        name of the task function,
        name of the task,
        memory assigned for the task,
        parameter to pass if any,
        priority of task, starting from 0(Highestpriority) *IMPORTANT*( if set to 1 and there is no activity in your 2nd loop, it will reset the esp32)
        Reference name of taskHandle variable,
        choose core (0 or 1),
      } */
}

void loop() {
  // The main loop is empty as tasks are running independently
}