#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/event_groups.h"



#define TASK1_WAIT_EVENT BIT0
#define TASK2_WAIT_EVENT BIT1
#define TASK3_WAIT_EVENT BIT2

EventGroupHandle_t event_group;

void task1(void *pvParameters)
{
    while(1)
    {
        
        vTaskDelay(1000/ portTICK_PERIOD_MS);
        printf("Task1 is done\n");
        xEventGroupSync(event_group, TASK1_WAIT_EVENT, TASK2_WAIT_EVENT | TASK2_WAIT_EVENT | TASK3_WAIT_EVENT, portMAX_DELAY);
        vTaskDelay(10 / portTICK_PERIOD_MS);
    }
}

void task2(void *pvParameters)
{
    while(1)
    {

        
        vTaskDelay(5000/ portTICK_PERIOD_MS);
        printf("Task2 is done\n");
        xEventGroupSync(event_group, TASK2_WAIT_EVENT, TASK1_WAIT_EVENT | TASK2_WAIT_EVENT | TASK3_WAIT_EVENT, portMAX_DELAY);
        vTaskDelay(10 / portTICK_PERIOD_MS);
    }
}

void task3(void *pvParameters)
{
    while(1)
    {
        
        vTaskDelay(10000/ portTICK_PERIOD_MS);
        printf("Task3 is done\n");
        xEventGroupSync(event_group, TASK3_WAIT_EVENT, TASK1_WAIT_EVENT | TASK2_WAIT_EVENT | TASK3_WAIT_EVENT, portMAX_DELAY);
        vTaskDelay(10/ portTICK_PERIOD_MS);
        
    }
}

void app_main(void)
{   
    event_group = xEventGroupCreate();
    xTaskCreate(task1, "task1", 2048, NULL, 1, NULL);
    xTaskCreate(task2, "task2", 2048, NULL, 1, NULL);
    xTaskCreate(task3, "task3", 2048, NULL, 1, NULL);
}