/*============================================================================================
This is basic FreeRTOS tutorial where a task is created, suspended, resumed and deleted
Using ESP32
*/
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
#include "driver/gpio.h"
#define LED1 4
const TickType_t Delay = 300 / portTICK_PERIOD_MS;
int  counter =0;

/*============ TAsk Handler==========================================*/
TaskHandle_t  LED1Task =NULL;
// Fucntoin to be performed task 1 is called 
void LED1_Task(void *param){
  for(;;){
    digitalWrite(LED1, HIGH);
    vTaskDelay(250/portTICK_RATE_MS);
    digitalWrite(LED1, LOW);
    vTaskDelay(250/portTICK_RATE_MS);
  }
  
}

/*============ TAsk Handler==========================================*/
TaskHandle_t  LED_BUILTIN_Task = NULL;
// Fucntoin to be performed task 1 is called 
void LEDBUILTIN_Task(void *pvParameters ){
 
  while (1){
     counter ++;
    digitalWrite(LED_BUILTIN, HIGH);
    vTaskDelay(Delay);
    digitalWrite(LED_BUILTIN, LOW);
    vTaskDelay(Delay);
    if(counter ==3){
      vTaskSuspend(LED_BUILTIN_Task);
      Serial.println("LED_BUILTIN SUSPENDED");
    }
    if(counter == 8){
      vTaskResume(LED_BUILTIN_Task);
      Serial.println("LED_BUILTIN RESUMED");
    }
    if (counter ==12){
      vTaskDelete(LED_BUILTIN_Task);
      Serial.println("LED_BUILTIN Deleted");
    }
  
  }
  
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32 with FreeRTOS");
  pinMode(LED1, OUTPUT);
  pinMode(LED_BUILTIN, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  xTaskCreatePinnedToCore(LED1_Task, "LED1_Task", 4000, NULL, 5, &LED1Task, 0);
  xTaskCreatePinnedToCore(LEDBUILTIN_Task, "LEDBUILTIN_Task", 4000, NULL, 5, &LED_BUILTIN_Task, 1);
}