#define BLYNK_TEMPLATE_ID "TMPL6KvYWjW2r"
#define BLYNK_TEMPLATE_NAME "Control LED RGB"
#define BLYNK_AUTH_TOKEN "d8pkxHS6TbbJqHUsrZlAcunoYJHI2sbs"
// Comment this out to disable prints and save space

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "RTClib.h" 

char auth[] = "d8pkxHS6TbbJqHUsrZlAcunoYJHI2sbs";

char ssid[] = "Wokwi-GUEST";
char pass[] = "";

int i = 0;
#define BLYNK_PRINT Serial

BlynkTimer timer;

#include <LiquidCrystal_I2C.h>
#include <RTClib.h>
#include <Wire.h> 

#define SERIAL_OPTION 0 

LiquidCrystal_I2C lcd(0x27,16,2);
RTC_DS1307 RTC;
String note;

#define LDR_PIN 12
#define Pump 2 
#define Lamp 15

// LDR Characteristics
const float GAMMA = 0.7;
const float RL10 = 50;

void setup() {
  // put your setup code here, to run once:
  pinMode(LDR_PIN, INPUT);
  pinMode(Pump, OUTPUT);
  pinMode(Lamp, OUTPUT);
  Serial.begin(9600);

   if (SERIAL_OPTION) Serial.begin(9600);

  lcd.init(); 
  lcd.backlight();
  lcd.setCursor(0,0);
           //01234567890123456789
  lcd.print("  Smart Farming   ");
  lcd.setCursor(0,1);
           //01234567890123456789
  lcd.print(" Water Sprinkler ");
  lcd.print("                    ");
  delay(3000);
  lcd.setCursor(0,0);
           //01234567890123456789
  lcd.print("    PDE-BASE     ");
  lcd.setCursor(0,1);
           //01234567890123456789
  lcd.print("    Group 2     ");
  lcd.print("                ");
  delay(3000);
  lcd.setCursor(0,0);
           //01234567890123456789
  lcd.print("  Frederick DKK  ");
  lcd.setCursor(0,1);
  lcd.print("                    ");
  delay(3000);
  lcd.clear();

  RTC.begin(); 

 // RTC.adjust(DateTime(2022,9,30,18,13,40));
}

void loop() {
  // put your main code here, to run repeatedly:
  DateTime now=RTC.now();
 
  int analogValue = analogRead(12);
  float voltage = analogValue / 1024. * 5;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));
  Serial.println(lux);

  if (lux < 500){ 
    digitalWrite(Lamp, HIGH);
    Serial.println("Keadaan gelap, lampu menyala");
  }else {
    digitalWrite(Lamp, LOW);
    Serial.println("Keadaan terang, lampu mati");
 }

  if (SERIAL_OPTION) {
    Serial.print(now.year()); Serial.print("/");
    Serial.print(now.month()); Serial.print("/");
    Serial.print(now.day()); Serial.print(" ");

    Serial.print(now.hour()); Serial.print(":");
    Serial.print(now.minute()); Serial.print(":");
    Serial.print(now.second()); Serial.print("\n");
  }
  
  lcd.setCursor(0,0); lcd.print("DATE: ");
  lcd.print(now.year()); lcd.print("/"); lcd.print(now.month()); lcd.print("/"); lcd.print(now.day());
  lcd.setCursor(0,1); lcd.print("TIME: ");
  lcd.print(now.hour()); lcd.print(":"); lcd.print(now.minute()); lcd.print(":"); lcd.print(now.second());
  delay(1000);

    if ((now.hour() == 7) && (now.minute() == 20) && (now.second() == 20)) {
      digitalWrite(Pump, HIGH);
      delay(100000);
      Serial.println("Siram Tanaman Pagi");
    }
  else if ((now.hour() == 13) && (now.minute() == 20) && (now.second() == 20)) {
      digitalWrite(Pump, HIGH);
      delay(100000);
      Serial.println("Siram Tanaman Siang");
    }
    else {
    digitalWrite(Pump, LOW);
  }
}