#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include "RTClib.h"
#include <EEPROM.h>
#include <DHT.h>
 
RTC_DS3231 rtc;
char daysOfTheWeek[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
 
#define SCREEN_WIDTH 128  // OLED display width, in pixels
#define SCREEN_HEIGHT 64  // OLED display height, in pixels
#define OLED_RESET    -1  // Reset pin # (or -1 if sharing reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
 
#define  pump 5
#define  valve1 2
#define  valve2 18
#define  Buzzer 4
#define RotA 34
#define RotB 35
#define But 32
#define DHT22_PIN  26 // ESP32 pin GPIO26 connected to DHT22 sensor

DHT dht22(DHT22_PIN, DHT22);

const int BUTTON_PIN = But; // the number of the pushbutton pin
const int SHORT_PRESS_TIME = 1000; // 1000 milliseconds
const int LONG_PRESS_TIME  = 1000; // 1000 milliseco
// Variables will change:
int lastState = LOW;  // the previous state from the input pin
int currentState;     // the current reading from the input pin
unsigned long pressedTime  = 0;
unsigned long releasedTime = 0;
bool isPressing = false;
bool isLongDetected = false;



int counter=0;
int Astate; 
int LastState;

int t1;
int t2;
int t3;
int t4;
int Dur;

void setup() 
{
pinMode(5, OUTPUT);   //Bump
pinMode(4, OUTPUT);   //Buzzer
pinMode(2, OUTPUT);   // Valve 1
pinMode(18, OUTPUT);  // Valve 2

pinMode(RotA, INPUT);
pinMode(RotB, INPUT);
pinMode(But, INPUT_PULLUP);
pinMode(BUTTON_PIN, INPUT_PULLUP); //Button 2
//attachInterrupt(32, Button , LOW);
lastState = digitalRead(BUTTON_PIN);

Serial.begin(9600);
dht22.begin();                 //Start Humidity+Temp Sensor 

///////////////////////EEPROM///////////////////////////////
/*
1- SetterTemp, حرارة التفريخ
2- HatchTemp , حراره التفقيس
3- SetterHumid , رطوبة التفريخ
4- HatchHumid , رطوبة الفقس
5- SettingDays , أيام التفري
6- HatchDays , أيام الفقس 
7- MotorPerios , تردد المحرك بالدقيقه
8- FlippingTime ,بالثانية مدة التقليب
9- TempThresh , عتبة الحرارة 
10- HumidThresh , عتبة الرطوبة 
*/

 //use 10 bytes from EEPROM 
EEPROM.begin(9); 

if (EEPROM.read(0)== 0 ||EEPROM.read(0)== 37.5){   //SetterTemp, حرارة التفريخ
    EEPROM.write(0,37.5);
    EEPROM.commit();
};
if (EEPROM.read(1)==0||EEPROM.read(1)== 37){   //HatchTemp , حراره التفقيس
    EEPROM.write(1,37);
    EEPROM.commit();
};
if (EEPROM.read(2)==0||EEPROM.read(2)== 52){  //SetterHumid , رطوبة التفريخ
    EEPROM.write(2,52);
    EEPROM.commit();
};
if (EEPROM.read(3)==0||EEPROM.read(3)== 75){   //HatchHumid , رطوبة الفقس
    EEPROM.write(3,75);
    EEPROM.commit();    
};
if (EEPROM.read(4)==0||EEPROM.read(4)== 18){   //SettingDays , أيام التفري
    EEPROM.write(4,18);
    EEPROM.commit();    
};
if (EEPROM.read(5)==0||EEPROM.read(5)== 3){   //HatchDays , أيام الفقس 
    EEPROM.write(5,3);
    EEPROM.commit();    
};
if (EEPROM.read(6)==0||EEPROM.read(6)== 90){   //MotorPerios , تردد المحرك بالدقيقه
    EEPROM.write(6,90);
    EEPROM.commit();    
};
if (EEPROM.read(7)==0||EEPROM.read(7)== 10){   //FlippingTime ,بالثانية مدة التقليب
    EEPROM.write(7,10);
    EEPROM.commit();    
};
if (EEPROM.read(8)==0||EEPROM.read(8)== 1){   //TempThresh , عتبة الحرارة %
    EEPROM.write(8,5);
    EEPROM.commit();    
};
if (EEPROM.read(9)==0||EEPROM.read(9)== 1){   //HumidThresh , عتبة الرطوبة %
    EEPROM.write(9,5);
    EEPROM.commit();    
};

//=================================

if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) 
{ 
    Serial.println(F("SSD1306 allocation failed"));
    for(;;); // Don't proceed, loop forever
}
  
 display.display();
 delay(2);
 display.clearDisplay();
 
 
display.clearDisplay();
display.setTextColor(WHITE);
display.setTextSize(2);
display.setCursor(50,5);
display.print("EGG");
display.display();
display.setCursor(12,23);
display.print("INCUBATOR");
display.display();
display.setCursor(20,46);
display.setTextSize(1);
display.print("by Ahmad Alsaleh");
display.display();
delay(2000);
display.clearDisplay();
//================================
}
 
void loop()
{

    TempAndHumid(); // function 1 : Reading and Displaying Temp and Humidity
    Button();
}

void TempAndHumid(){    // شاشة عرض الحرارة و الرطوبة الحالية
   // read humidity
  float humi  = dht22.readHumidity();
  // read temperature in Celsius
  float tempC = dht22.readTemperature();
  // read temperature in Fahrenheit
  float tempF = dht22.readTemperature(true);

  // check whether the reading is successful or not
  if ( isnan(tempC) || isnan(tempF) || isnan(humi)) {
    Serial.println("Failed to read from DHT22 sensor!");
  } else {
  Serial.print("Humidity: ");
    Serial.print(humi);
    Serial.print("%");

    Serial.print("  |  ");

    Serial.print("Temperature: ");
    Serial.print(tempC);
    Serial.print("°C  ~  ");
    Serial.print(tempF);
    Serial.println("°F");

  int Line_space = 21;

  // Printing Tempruture 
    display.setTextSize(2);
    display.setCursor(0,0);
    display.print(">");
    display.setCursor(11,0);
    display.print("Temp");
    display.display();
    display.setTextSize(2);
    display.setCursor(60,0);
    display.print(tempC);
    display.display();

   
  // Printing Humidity  
    display.setTextSize(2);
    display.setCursor(0,0+Line_space);
    display.print(">");
    display.setCursor(11,0+Line_space);
    display.print("Humd");
    display.display();
    display.setTextSize(2);
    display.setCursor(60,0+Line_space);
    display.print(humi);
    display.display();


  // Printing Day  
    display.setTextSize(2);
    display.setCursor(0,0+Line_space+Line_space);
    display.print(">");
    display.setCursor(11,0+Line_space+Line_space);
    display.print("DAY#");
    display.display();
    display.setTextSize(2);
    display.setCursor(60,0+Line_space+Line_space);
    display.print("3");
    display.display();

      delay(1000);// wait a 1 seconds between readings
  }
}


void Button()    // زر التحكم 
 {
    currentState = digitalRead(BUTTON_PIN);
    int Bfunction =0;
    
  if(lastState == HIGH && currentState == LOW) {        // button is pressed
    pressedTime = millis();
    isPressing = true;
    isLongDetected = false;
    Serial.println("Pressed");
  } else if(lastState == LOW && currentState == HIGH) { // button is released
    isPressing = false;
    releasedTime = millis();
    long pressDuration = releasedTime - pressedTime;
    Serial.println("Released");
  }

  if(isPressing == true && isLongDetected == false) {
    long pressDuration = millis() - pressedTime;

    if( pressDuration > LONG_PRESS_TIME ) {
       Serial.println("A LONG press is detected");
       Bfunction =1;
      isLongDetected = true;
    }
    else if( pressDuration < SHORT_PRESS_TIME ){
      Serial.println("A short press is detected");
      Bfunction =0;
    
    }


    if(Bfunction==0) { SystemSetup();
    }
    else if(Bfunction==1){ ResetDays();
    }

  }

  // save the the last state
  lastState = currentState;
}


void ResetDays(){         // شاشة إعادة عد الأبام
  Serial.println("RESETTING DAYS");
  display.clearDisplay();
  display.setTextColor(WHITE);
  display.setTextSize(2);
  display.setCursor(4,10);
  display.print("RESET DAYS");
  display.display();
  

      display.setTextSize(2);
      display.setCursor(0,50);
      display.print(">");
     // YES OR NO
      display.setCursor(11,50);
      display.print("YES");   //SetterTemp
      display.display();
      display.setTextSize(2);
      display.setCursor(87,50);
      display.print("NO");
      display.display();

  delay(2500);      
  display.clearDisplay();


}

void SystemSetup(){         // شاشة إعدادات النظام
  Serial.println("SETUP MODE");
  display.clearDisplay();
  display.setTextColor(WHITE);
  display.setTextSize(2);
  display.setCursor(30,5);
  display.print("SETUP");
  display.display();
  display.setCursor(30,23);
  display.print("MODE");
  display.display();
  delay(1500);
  display.clearDisplay();

   ///////////////// SETUP MODE PAGE 1
      /*
      1- SetterTemp, حرارة التفريخ
      2- HatchTemp , حراره التفقيس
      3- SetterHumid , رطوبة التفريخ
      4- HatchHumid , رطوبة الفقس
      5- SettingDays , أيام التفري
      
      */

      display.clearDisplay();
      int Line_space = 11;
      // Printing SetterTemp
      display.setTextSize(1);
      display.setCursor(0,0);
      display.print(">");
      display.setCursor(11,0);
      display.print("SetterTemp");   //SetterTemp
      display.display();
      display.setTextSize(1);
      display.setCursor(87,0);
      display.print("37.5");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0);
      display.print("C");
      display.display();
    
     // Printing HatchTemp
      display.setTextSize(1);
      display.setCursor(0,0+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space);
      display.print("HatchTemp");   //HatchTemp
      display.display();
      display.setTextSize(1);
      display.setCursor(90,0+Line_space);
      display.print("37");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space);
      display.print("C");
      display.display();
    
      // Printing SetterHumid
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space);
      display.print("SetterHumid");                  //SetterHumid
      display.display();
      display.setTextSize(1);
      display.setCursor(90,0+Line_space+Line_space);
      display.print("55");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space);
      display.print("%");
      display.display();


      // Printing HatchHumid 
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space+Line_space);
      display.print("HatchHumid");                  //HatchHumid
      display.display();
      display.setTextSize(1);
      display.setCursor(97,0+Line_space+Line_space+Line_space);
      display.print("60");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space+Line_space);
      display.print("%");
      display.display();
    
      // Printing SettingDays
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space+Line_space+Line_space);
      display.print("SettingDays");                        //SettingDays
      display.display();
      display.setTextSize(1);
      display.setCursor(97,0+Line_space+Line_space+Line_space+Line_space);
      display.print("18");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space+Line_space+Line_space);
      display.print("D");
      display.display();

      delay(1000);// wait a 1 seconds between readings
 

   ///////////////// SETUP MODE PAGE 2
      /*
      6- HatchDays , أيام الفقس 
      7- MotorPerios , تردد المحرك بالدقيقه
      8- FlippingTime ,بالثانية مدة التقليب
      9- TempThresh , عتبة الحرارة 
      10- HumidThresh , عتبة الرطوبة 
      */

      display.clearDisplay();
      Line_space = 11;
      // Printing Hatching Days
      display.setTextSize(1);
      display.setCursor(0,0);
      display.print(">");
      display.setCursor(11,0);
      display.print("Hatching Days");   //Hatching Days 
      display.display();
      display.setTextSize(1);
      display.setCursor(90,0);
      display.print("90");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0);
      display.print("D");
      display.display();
    
     // Printing Motor Timming 
      display.setTextSize(1);
      display.setCursor(0,0+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space);
      display.print("Motor Every");   //MOTOR EVERY ?
      display.display();
      display.setTextSize(1);
      display.setCursor(90,0+Line_space);
      display.print("90");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space);
      display.print("m");
      display.display();
    
      // Printing filliping Duration
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space);
      display.print("Flip for");                  //EGG FLIIPING
      display.display();
      display.setTextSize(1);
      display.setCursor(90,0+Line_space+Line_space);
      display.print("10");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space);
      display.print("s");
      display.display();


      // Printing Temp threshold 
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space+Line_space);
      display.print("Temp threshold ");                  //TEMP Threshold
      display.display();
      display.setTextSize(1);
      display.setCursor(97,0+Line_space+Line_space+Line_space);
      display.print("1");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space+Line_space);
      display.print("%");
      display.display();
    
          // Printing Humidity threshold 
      display.setTextSize(1);
      display.setCursor(0,0+Line_space+Line_space+Line_space+Line_space);
      display.print(">");
      display.setCursor(11,0+Line_space+Line_space+Line_space+Line_space);
      display.print("Humd threshold ");                        //TEMP Threshold
      display.display();
      display.setTextSize(1);
      display.setCursor(97,0+Line_space+Line_space+Line_space+Line_space);
      display.print("2");
      display.display();
      display.setTextSize(1);
      display.setCursor(110,0+Line_space+Line_space+Line_space+Line_space);
      display.print("%");
      display.display();


      delay(1000);// wait a 1 seconds between readings
      display.clearDisplay();
}