#include <Arduino_FreeRTOS.h>
#include <queue.h>
QueueHandle_t queue;
TaskHandle_t HTask1;
TaskHandle_t HTask2;
void setup() {
    Serial.begin(9600);
    queue = xQueueCreate(3, sizeof(char *));
    if (queue != NULL) {
        xTaskCreate(Task1, "Task1", 250, NULL, 1, &HTask1);
        xTaskCreate(Task2, "Task2", 250, NULL, 1, &HTask2);
        vTaskStartScheduler();
    } else {
        Serial.println("Error creating the queue");
    }
}
void loop() {}
void Task1(void *pvParameters) {
    char *string1 = "Tek4.vn";
    char *string2 = "Arduino";
    char *string3 = "FreeRTOS";
    xQueueSendToFront(queue, &string1, 0);
    xQueueSendToFront(queue, &string2, 0);
    xQueueSendToFront(queue, &string3, 0);
    vTaskDelete(NULL);
}
void Task2(void *pvParameters) {
    char *pcReceivedString;
    for (int i = 0; i < 4; i++) {
        int messageWaiting = uxQueueMessagesWaiting(queue);
        Serial.print("So luong phan tu trong hang doi: ");
        Serial.println(messageWaiting);
        int emptySpaces = uxQueueSpacesAvailable(queue);
        Serial.print("Khoang trong: ");
        Serial.println(emptySpaces);
        Serial.print("Du lieu nhan: ");
        xQueueReceive(queue, &pcReceivedString, 5);
        Serial.println(pcReceivedString);
    }
    vTaskDelete(NULL);
}