/* Project Name : Home Automation Using IOT

Components Used : Esp32, DHT22, Relay Module, IR sensor, LCD I2C, PIR, LED, Breadboards.

---------------------------------------------------------------------------------------------------------
*/
#define BLYNK_TEMPLATE_ID "TMPL6appar9jx"
#define BLYNK_TEMPLATE_NAME "LED"
#define BLYNK_AUTH_TOKEN "ZhQq_q_dHsOqJJ6LlhDN1TFSAtt3Qhwp"

#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);

#define BLYNK_PRINT Serial

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


BlynkTimer timer; 


char auth[] = BLYNK_AUTH_TOKEN;

char ssid[] = "Wokwi-GUEST";
char pass[] = "";
int val = 0, va1,va2,va3,va4,va5,ge, t =15 ; 
float tmp,hum = 0; 

int ledPin = 33;               
int inputPin = 27;               
int pirState,k;          
int v = 0;


//temp symbol
byte t1[8]={B00000, B00001, B00010, B00100, B00100, B00100, B00100, B00111,};
byte t2[8]={B00111, B00111, B00111, B01111,B11111, B11111, B01111, B00011,};
byte t3[8]={B00000, B10000, B01011, B00100, B00111, B00100, B00111, B11100,};
byte t4[8]={B11111, B11100, B11100, B11110,B11111, B11111, B11110, B11000,};

//humidity symbol
byte hum1[8]={B00000, B00001, B00011, B00011,B00111, B01111, B01111, B11111,};
byte hum2[8]={B11111, B11111, B11111, B01111,B00011, B00000, B00000, B00000,};
byte hum3[8]={B00000, B10000, B11000, B11000, B11100, B11110, B11110, B11111,};
byte hum4[8]={B11111, B11111, B11111, B11110, B11100, B00000, B00000, B00000,};

//Home Symbol
byte house1[8]={B00000, B00001, B00011, B00011, B00111, B01111, B01111, B11111,};
byte house2[8]={B11111, B11111, B11100, B11100, B11100, B11100, B11100, B11100,};
byte house3[8]={B00000, B10010, B11010, B11010, B11110, B11110, B11110, B11111,};
byte house4[8]={B11111, B11111, B11111, B10001, B10001, B10001, B11111, B11111,};

byte d[8] = { 0b00011,0b00011,0b00000,0b00000,0b00000,0b00000,0b00000,0b00000 };

byte Lck[] = { B01110, B10001, B10001, B11111, B11011, B11011, B11111, B00000 };



DHTesp temps;

BLYNK_WRITE(V0){
 va1 = param.asInt();
 digitalWrite(5, va1);

}
BLYNK_WRITE(V1){
 va2 = param.asInt();
 digitalWrite(18, va2);
}

BLYNK_WRITE(V2){
 va3 = param.asInt();
 digitalWrite(19, va3);
}
BLYNK_WRITE(V3){
 va4 = param.asInt();
 digitalWrite(4, va4);
}

BLYNK_WRITE(V4){
 va5 = param.asInt();
 digitalWrite(2, va5);
}

BLYNK_WRITE(V7) {
  pirState = param.asInt();
  if(pirState == 0){
    digitalWrite(ledPin, LOW);
    k = 1;
    ge = 0;
  }
  else { 
    digitalWrite(ledPin, HIGH);
    k= 0;
    ge = 1;
  }
}

void myTimer() 
{
  Blynk.virtualWrite(V5,tmp); 
  Blynk.virtualWrite(V6,hum);
}


void setup()
{

 Serial.begin(115200);
 Blynk.begin(auth, ssid, pass);

pinMode(5, OUTPUT);
pinMode(18, OUTPUT);
pinMode(19, OUTPUT);
pinMode(4, OUTPUT);
pinMode(23,INPUT);  
pinMode(2,OUTPUT); 
temps.setup(t, DHTesp::DHT22);
pinMode(ledPin, OUTPUT);      
pinMode(inputPin, INPUT_PULLUP);

lcd.init();
lcd.backlight();

digitalWrite(5, LOW);
digitalWrite(18, LOW);
digitalWrite(19, LOW);
digitalWrite(21, LOW);


lcd.setCursor(0,0);
lcd.print("CircuitDesignContest");
lcd.setCursor(8,1);
lcd.print("2022");
lcd.setCursor(0,2);
lcd.print("--------------------");
lcd.setCursor(9,3);
lcd.print("- eDiYLaBs");
delay(3000);
lcd.clear();
lcd.createChar(6, Lck);
lcd.createChar(1,house1);
lcd.createChar(2,house2);
lcd.createChar(3,house3);
lcd.createChar(4,house4);
lcd.setCursor(1,2);
lcd.write(1);
lcd.setCursor(1,3);
lcd.write(2);
lcd.setCursor(2,2);
lcd.write(3);
lcd.setCursor(2,3);
lcd.write(4);

lcd.setCursor(17,2);
lcd.write(1);
lcd.setCursor(17,3);
lcd.write(2);
lcd.setCursor(18,2);
lcd.write(3);
lcd.setCursor(18,3);
lcd.write(4);


lcd.setCursor(19,0); 
lcd.write(6);
lcd.setCursor(9,0);
lcd.print("connected-");
lcd.setCursor(2,1);
lcd.print("HOME AUTOMATION");
lcd.setCursor(6,2);
lcd.print("USING IOT");
delay(3000);
 
Blynk.virtualWrite(V7, pirState);
timer.setInterval(1000L, myTimer); 

}


void loop()
{
 Blynk.run();
 timer.run(); 
 val = digitalRead(23);  
  if(val == 1)  
  {  
   digitalWrite(2,va5);    
  } 

else{
      digitalWrite(2,LOW);  
}

TempAndHumidity  x = temps.getTempAndHumidity();
tmp = x.temperature ;
hum = x.humidity ;

  v = digitalRead(inputPin); 
  if (v == HIGH) { 
    if (k == 1)   {
          digitalWrite(ledPin, LOW);  
          k = 0 ;
          ge = 0;
    }   
    else if (k == 0)   {
          digitalWrite(ledPin, HIGH);
          k = 1; 
          ge = 1;
    }       
  }


  if (va1 == 1){
   lcd.clear();
    lcd.setCursor(19,0); 
  lcd.write(6);
  lcd.setCursor(0, 1);
  lcd.print("SW_1= ");
  lcd.print("ON ");
  }
  else{
     lcd.clear();
      lcd.setCursor(19,0); 
  lcd.write(6);
      lcd.setCursor(0, 1);
  lcd.print("SW_1= ");
  lcd.print("OFF");
  }     
  if (va2 == 1){
    
  
  lcd.setCursor(11, 1);
  lcd.print("SW_2= ");
  lcd.print("ON ");
  }
  else{
      lcd.setCursor(11, 1);
  lcd.print("SW_2= ");
  lcd.print("OFF");
  }     
  if (va3 == 1){
   
  lcd.setCursor(0, 2);
  lcd.print("SW_3= ");
  lcd.print("ON ");
  }
  else{
    
      lcd.setCursor(0, 2);
  lcd.print("SW_3= ");
  lcd.print("OFF");
  }     
  if (va4 == 1){
    
  lcd.setCursor(11, 2);
  lcd.print("SW_4= ");
  lcd.print("ON ");
  }
  else{
    
      lcd.setCursor(11, 2);
  lcd.print("SW_4= ");
  lcd.print("OFF");
  }     
    if (va5 == 1){
    
  lcd.setCursor(0, 3);
  lcd.print("OD_L= ");
  lcd.print("ON ");
  }
  else{
    
      lcd.setCursor(0, 3);
  lcd.print("OD_L= ");
  lcd.print("OFF");
  }     
   if (ge == 1){
    
  lcd.setCursor(11, 3);
  lcd.print("WR_L= ");
  lcd.print("ON ");
  }
  else{
    
      lcd.setCursor(11, 3);
  lcd.print("WR_L= ");
  lcd.print("OFF");
  }  
  delay(1500);
  
  lcd.clear();
  lcd.createChar(1,t1);
  lcd.createChar(2,t2);
  lcd.createChar(3,t3);
  lcd.createChar(4,t4);
  lcd.createChar(5, d);
  lcd.createChar(6, Lck);

  lcd.setCursor(19,0); 
  lcd.write(6);
  lcd.setCursor(1,1); 
  lcd.write(1);
  lcd.setCursor(1,2); 
  lcd.write(2);
  lcd.setCursor(2,1); 
  lcd.write(3);
  lcd.setCursor(2,2); 
  lcd.write(4);
  lcd.setCursor(4,1);
  lcd.print("Temperature :");
  lcd.setCursor(7,2);
  lcd.print(tmp);
  lcd.setCursor(11,2);
  lcd.write(5);
  lcd.setCursor(12,2);
  lcd.print("C");

  delay(750);
  lcd.clear();

  lcd.createChar(1,hum1);
  lcd.createChar(2,hum2);
  lcd.createChar(3,hum3);
  lcd.createChar(4,hum4);
  
  lcd.setCursor(19,0); 
  lcd.write(6);
  lcd.setCursor(3,1);
  lcd.write(1);
  lcd.setCursor(3,2);
  lcd.write(2);
  lcd.setCursor(4,1);
  lcd.write(3);
  lcd.setCursor(4,2);
  lcd.write(4);
  lcd.setCursor(6,1);
  lcd.print("Humidity :");
  lcd.setCursor(7,2);
  lcd.print(hum);
  lcd.setCursor(12,2);
  lcd.print("%");
  delay(750);


}