//Add BLYNK codes




// If (temp >35 ) = Turn on Buzzer
// If(switch click) = watering (20 sec.)

// 158 to 164 error


//You can use Last breadboard for add pump motor
// You can use switch for power on your pump motor


int Max_Temp = 35; //You can change this Temprature
int Watering_Time = 20;  // 20 sec.  //You can change this Time




int buzzer_pin = 26;
int switch_pin_in = 34;
// int switch status
int switch_out = 25;
int led_pin = 32;

int Switch_status =0;


#include "DHT.h"

#define DHTPIN 33   

#include <SPI.h>
#include <Wire.h>
// #include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>



// Uncomment whatever type you're using!

//#define DHTTYPE DHT11   // DHT 11
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321
//#define DHTTYPE DHT21   // DHT 21 (AM2301)



DHT dht(DHTPIN, DHTTYPE);

#define SCREEN_WIDTH 128
#define SCREEN_HIGHT 64


#define OLED_RESET -1

Adafruit_SSD1306 display (SCREEN_WIDTH,SCREEN_HIGHT,&Wire,OLED_RESET);



void setup() {
  Serial.begin(9600);
  Serial.println(F("DHTxx test!"));

  dht.begin();


display.begin(SSD1306_SWITCHCAPVCC,0x3c );  


pinMode(33, INPUT);


pinMode(buzzer_pin, OUTPUT);
pinMode(switch_out, OUTPUT);
pinMode(led_pin, OUTPUT);
pinMode(switch_pin_in, INPUT);


}

void loop() {
  // Wait a few seconds between measurements.
  delay(2);

  // Reading temperature or humidity takes about 250 milliseconds!
  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
  float h = dht.readHumidity();
  // Read temperature as Celsius (the default)
  float t = dht.readTemperature();
  // Read temperature as Fahrenheit (isFahrenheit = true)
  float f = dht.readTemperature(true);

  // Check if any reads failed and exit early (to try again).
  if (isnan(h) || isnan(t) || isnan(f)) {
    Serial.println(F("Failed to read from DHT sensor!"));
    return;
  }

  // Compute heat index in Fahrenheit (the default)
  float hif = dht.computeHeatIndex(f, h);
  // Compute heat index in Celsius (isFahreheit = false)
  float hic = dht.computeHeatIndex(t, h, false);


  

  Serial.print(F("Humidity: "));
  Serial.print(h);
  Serial.print(F("%  Temperature: "));
  Serial.print(t);
  Serial.print(F("°C "));
  Serial.print(f);
  Serial.print(F("°F  Heat index: "));
  Serial.print(hic);
  Serial.print(F("°C "));
  Serial.print(hif);
  Serial.println(F("°F"));


display.setTextSize(1);        
display.setTextColor(WHITE);    
display.setCursor (0,5);       
display.println("Temp :  ");
display.print(t);

display.setTextSize(1);        
display.setTextColor(WHITE);    
display.setCursor (0,25);       
display.println("Humidity :  ");
display.print(h);

display.setTextSize(1);        
display.setTextColor(WHITE);    
display.setCursor (0,45);       
display.println("Heat Index :  ");
display.print(hic);


display.display();



delay (1);
display.clearDisplay();


int Switch_status = analogRead(switch_pin_in);
Serial.println(Switch_status); //This line is for testing only. // You can COMMENT this line

digitalWrite(26, LOW);



if(t > Max_Temp )         // You can change this Temprature
{

digitalWrite(26, HIGH);

Serial.println("Warning");    // This is use for testing only

// display.setTextSize(1);        
// display.setTextColor(WHITE);    
// display.setCursor (90,45);       
// display.println("Warning ");
// display.display();

//Error



}

if(Switch_status== 0)
{

digitalWrite(buzzer_pin, LOW);


Serial.println(" Watering in progress...");
Serial.println(" Watering in progress...");
Serial.println(" Watering in progress...");
Serial.print("Time =  ");
Serial.print(Watering_Time  );
Serial.print( "  Seconds" );

display.setTextSize(1.5);        
display.setTextColor(WHITE);    
display.setCursor (0,0);       
display.println("Watering in progress...");
display.println("Watering Time");
display.print(Watering_Time);


display.display();


digitalWrite(led_pin, HIGH);
delay(Watering_Time*1000);   // 20 Seconds   // You can change this time
digitalWrite(led_pin, LOW);

Serial.println(" Watering in progress");

}


}