#include <Arduino.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"

const int buttonPin = 5; 
// const int buttonPin2 = 5;  
// const int buttonPin3 = 18;  
// const int buttonPin4 = 19;
// const int dacChannel = 0; 
const int buzzerPin = 13; 
const int toneFrequency = 1000;  
TaskHandle_t buttonTaskHandle = NULL;
TaskHandle_t buzzerTaskHandle = NULL;
bool buzzerState=false;
 void controlBuzzer(bool state){
  digitalWrite(buzzerPin,state ? HIGH:LOW);
 }
 void buttonTask(void* parameter) {
  for(;;) {
    bool buttonState = digitalRead(buttonPin)==LOW;
    // if(buttonState){
    //     buzzerState=!buzzerState;
    //     controlBuzzer(buzzerState);
    //     Serial.println("Button is activated");
    // }
     if(digitalRead(buttonPin)==LOW){
     Serial.println("Button is activated");
  }
    // if (digitalRead(buttonPin) == LOW) {
    //   activateBuzzer()=true;
      
    //   // dacWrite(dacChannel, 0);
    // }
    vTaskDelay(10 / portTICK_PERIOD_MS);
  }
}
void buzzerTask(void *parameter) {
  digitalWrite(buzzerPin, LOW);
  for (;;) {
    // void activateBuzzer () {
     
    //   digitalWrite(buzzerPin, HIGH);  
    //   // delay(1000);
    //    tone(buzzerPin,440,toneFrequency);
    //   delay(1000);
    //   // digitalWrite(buzzerPin, LOW);   
    //   activateBuzzer=false;
    // }
      controlBuzzer(buzzerState);
      Serial.println("Buzzer is activated");
    vTaskDelay(10 / portTICK_PERIOD_MS);  
  }
}
 

 
void setup() {
  pinMode(buttonPin, INPUT_PULLUP); 
  pinMode(buzzerPin, OUTPUT); 
  Serial.begin(9600);
  // // dacWrite(dacChannel, 0);
 
  xTaskCreate(buttonTask, "ButtonTask", 1000, NULL, 1, &buttonTaskHandle);
  xTaskCreate(buzzerTask, "BuzzerTask", 1000, NULL, 1, &buzzerTaskHandle);
  vTaskStartScheduler();  
}
void loop(){}

#include <Arduino.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>

const int buttonPin = 2;  // Replace with your button pin
const int buzzerPin = 4;  // Replace with your buzzer pin
const TickType_t longPressTime = 2000 / portTICK_PERIOD_MS;  // 2 seconds

TaskHandle_t buzzerTaskHandle = NULL;

bool buzzerActive = false;

void buttonTask(void *parameter) {
  pinMode(buttonPin, INPUT_PULLUP);
    while (1) {
        if (digitalRead(buttonPin) == LOW) {
              // Button is pressed
                    vTaskDelay(longPressTime);  // Wait for a long press
                          if (digitalRead(buttonPin) == LOW) {
                                  // Long press detected, set the buzzer flag
                                          buzzerActive = true;
                                                }
                                                    }
                                                        vTaskDelay(10 / portTICK_PERIOD_MS);  // Short delay to avoid busy-waiting
                                                          }
                                                          }

                                                          void buzzerTask(void *parameter) {
                                                            pinMode(buzzerPin, OUTPUT);
                                                              while (1) {
                                                                  if (buzzerActive) {
                                                                        digitalWrite(buzzerPin, HIGH);  // Turn on the buzzer
                                                                              vTaskDelay(500 / portTICK_PERIOD_MS);  // Buzzer on for 0.5 seconds
                                                                                    digitalWrite(buzzerPin, LOW);  // Turn off the buzzer
                                                                                          buzzerActive = false;  // Reset the buzzer flag
                                                                                              }
                                                                                                  vTaskDelay(10 / portTICK_PERIOD_MS);  // Short delay to avoid busy-waiting
                                                                                                    }
                                                                                                    }

                                                                                                    void setup() {
                                                                                                      xTaskCreate(buttonTask, "Button Task", 2048, NULL, 1, NULL);
                                                                                                        xTaskCreate(buzzerTask, "Buzzer Task", 2048, NULL, 1, &buzzerTaskHandle);
                                                                                                        }

                                                                                                        void loop() {
                                                                                                          // Your main code (if any) can go here
                                                                                                          }