#define BLYNK_PRINT Serial
// Token dari akun Blynk 
#define BLYNK_TEMPLATE_ID "TMPL6r_vKBSb8"
#define BLYNK_TEMPLATE_NAME "PKM UNIMED"
#define BLYNK_AUTH_TOKEN "8VQI6rJ7Sh45dv84NTJ_V_N8kjeOK5q2"

#include <WiFi.h>
#include <BlynkSimpleEsp32.h>

#define uS_TO_S_FACTOR 1000000  // Conversion factor for micro seconds to seconds
#define TIME_TO_SLEEP 15     // Time ESP32 will go to sleep (in seconds)
RTC_DATA_ATTR int bootCount =0; // holds the total boot counts

// Moisture sensor is connected to GPIO 34 (Analog ADC1_CH6) 
const int sensorPin = 34;

// Untuk koneksi ke Internet / Wifi 
char auth[] = BLYNK_AUTH_TOKEN;     //Auth Token
char ssid[] = "Wokwi-GUEST";        //nama hotspot yang digunakan
char pass[] = "";                   //password hotspot yang digunakan

// this function reads the sensor values and send them to blynk
void publishSensorValues()
{
  // how many readings to take
  #define MAX_SENSOR_READS 10
  // variable for storing the moisture sensor value
  int sensorValue = 0;

  // Reading moisture sensor values
  for (int i = 0; i < MAX_SENSOR_READS; i++) 
  {
    sensorValue += analogRead(sensorPin); 
    delay(20);   
  }
  sensorValue = sensorValue / MAX_SENSOR_READS;
  
  // Sending to blynk
  Blynk.virtualWrite(V0, sensorValue); 
   // Send uptime
  Blynk.virtualWrite(V1, bootCount);
}

void setup()
{
  // Debug console
  Serial.begin(115200);
  delay(500); //Take some time to open up the Serial Monitor

  //Increment boot number and print it every reboot
  ++bootCount;
  Serial.println("Boot number: " + String(bootCount));

  // schedule a wakeup in the future
  esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);
  //Blynk.begin(auth, ssid, pass);


  // setup the connection to blynk
  Blynk.config(auth);

  // setup WiFi
  Blynk.connectWiFi(ssid, pass);


  //will continue trying to connect to Blynk server. 
  //Returns true when connected, false if timeout has been reached. 
  //Default timeout is 30 seconds.
  bool result = Blynk.connect();

  if (result)
  {
    // read and publish the sensor values
    publishSensorValues();
    Serial.println("Publish Data Berhasil ! ");
  }

  Serial.println("Going to sleep now");
  Serial.flush(); 
  Blynk.disconnect();
  esp_deep_sleep_start();
}

void loop()
{
}