/* Comment this out to disable prints and save space */
#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <ESP32Servo.h>

Servo servo1;

BlynkTimer timer;

//Pins Connections:
#define soil_moisture_PIN 35  //
#define LOW_indicator_PIN 3   //21  //
#define HIGH_indicator_PIN 19 //
#define relay_1_PIN 4         // Water Pump
#define relay_2_PIN 21  //18        // LED Strip
#define servo_PIN 13          //
#define LDR_PIN 33            //
#define redLED_PIN 25         //
#define blueLED_PIN 26        //
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "tg00tBqfJZA1BCOli4ztyyhvffJQ3-N6";

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "network";
char pass[] = "123456789";

void sendSensor()
{
  int value1 = analogRead(soil_moisture_PIN);
  value1 = map(value1, 4095, 0, 0, 100); // ADC 10bit ESP32 [0- 4095]/ ADC 8bit Arduino uno [0-1023]
  int value2 = digitalRead(LOW_indicator_PIN);
  int value4 = analogRead(LDR_PIN);// [0-4095]
  Serial.print(value1);
  Serial.print(" | ");
  Serial.print(value2);
  Serial.print(" | ");
  Serial.println(value4);
  int percent = 0;


  if (value2 == 0) {
    percent = 100;
    digitalWrite(redLED_PIN, 1);
    digitalWrite(blueLED_PIN, 0);
  }
  else if (value2 != 0) {
    percent = 0;
    digitalWrite(relay_1_PIN, 1); // turn off water pump
    digitalWrite(redLED_PIN, 0);
    digitalWrite(blueLED_PIN, 1);
  }

  if (value1 < 60 && value1 != 0 && percent != 0) {
    digitalWrite(relay_1_PIN, 0); // turn ON water pump
  }
  else if (value1 > 90 || percent == 0 || value1 == 0) {
    digitalWrite(relay_1_PIN, 1); // turn off water pump
  }

  if (value4 < 700) {
    digitalWrite(relay_2_PIN, 0); // turn ON RGB

  }
  else if (value4 > 700) {
    digitalWrite(relay_2_PIN, 1);
    Serial.println("#8");
  }

  Blynk.virtualWrite(V5, value1);
  Blynk.virtualWrite(V6, percent);
}

void setup()
{
  // Debug console
  Serial.begin(9600);
  ESP32PWM::allocateTimer(0);
  ESP32PWM::allocateTimer(1);
  ESP32PWM::allocateTimer(2);
  ESP32PWM::allocateTimer(3);
  servo1.setPeriodHertz(50);// Standard 50hz servo
  servo1.attach(servo_PIN, 500, 2400);
  pinMode(soil_moisture_PIN, INPUT);
  pinMode(LOW_indicator_PIN, INPUT);
  pinMode(LDR_PIN, INPUT);
  pinMode(relay_1_PIN, OUTPUT);
  pinMode(relay_2_PIN, OUTPUT);
  pinMode(redLED_PIN, OUTPUT);
  pinMode(blueLED_PIN, OUTPUT);
  digitalWrite(relay_1_PIN, 1);
  digitalWrite(relay_2_PIN, 1);
  digitalWrite(redLED_PIN, 0);
  digitalWrite(blueLED_PIN, 0);
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(2000L, sendSensor);
}

void loop()
{
  Blynk.run();
  timer.run();
}

BLYNK_WRITE(V3)
{
  servo1.write(param.asInt());
}