#include <LiquidCrystal.h>

#include <Wire.h>
int pir = 7;              
int pirState = LOW;            
int data = 0;
int moistureSoil = 0;
//const int Death = 590;
const int Dry = 550;
//const int Ok = 480;
const int Wet = 380;
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

byte w[] = {
  B01010,
  B10101,
  B10101,
  B10001,
  B10001,
  B10001,
  B10001,
  B10001
};

byte a[] = {
  B11110,
  B10001,
  B11110,
  B10000,
  B01110,
  B00000,
  B00000,
  B00000
};

byte t[] = {
  B01100,
  B10010,
  B00010,
  B00010,
  B00111,
  B00010,
  B00010,
  B00000
};

byte e[] = {
  B01110,
  B00001,
  B11111,
  B10001,
  B01110,
  B00000,
  B00000,
  B00000
};

byte r[] = {
  B00001,
  B00001,
  B00001,
  B10011,
  B01101,
  B00000,
  B00000,
  B00000
};

byte dry[] = {
  B00000,
  B01110,
  B11111,
  B10001,
  B10001,
  B01010,
  B00100,
  B00000
};

byte ok[] = {
  B00000,
  B01110,
  B11111,
  B11111,
  B10001,
  B01010,
  B00100,
  B00000
};

byte wet[] = {
  B00000,
  B01110,
  B11111,
  B11111,
  B11111,
  B01110,
  B00100,
  B00000
};

void setup() {
  // put your setup code here, to run once:
  pinMode(pir, INPUT);   
  Serial.begin (9600);
  lcd.begin(20, 4);
  lcd.createChar(0, w);
  lcd.createChar(1, a);
  lcd.createChar(2, t);
  lcd.createChar(3, e);
  lcd.createChar(4, r);
  lcd.createChar(5, dry);
  lcd.createChar(6, ok);
  lcd.createChar(7, wet);
  
  lcd.home();

}

void loop() {
  // put your main code here, to run repeatedly:
  data = digitalRead(pir);
  Serial.println(data);  
 
  if (data == HIGH)  
  {
  lcd.setCursor(7,1);
  lcd.print("IH");
  delay(2000);
  lcd.clear();
    
  
  
  moistureSoil = analogRead (A0);
  Serial.println (moistureSoil);
  if ( moistureSoil < Wet ) { // If sensor is less than Wet 
    Serial.println("Greater than71% : Overwatering, enough water");
    lcd.setCursor(12, 2);
    lcd.write((byte)0);
    lcd.setCursor(11, 2);
    lcd.write((byte)1);
    lcd.setCursor(10, 2);
    lcd.write((byte)2);
    lcd.setCursor(9, 2);
    lcd.write((byte)3);
    lcd.setCursor(8, 2);
    lcd.write((byte)4);
    lcd.setCursor(7, 2);
    lcd.write((byte)7);
    delay (3000);
    lcd.clear();
    
  } else if( Dry > moistureSoil){ /// If sensor is greater than Wet and less than Dry (semidry)
    //moist    
    Serial.println("Between 31% to 70% : Just right");
    lcd.setCursor(12, 2);
    lcd.write((byte)0);
    lcd.setCursor(11, 2);
    lcd.write((byte)1);
    lcd.setCursor(10, 2);
    lcd.write((byte)2);
    lcd.setCursor(9, 2);
    lcd.write((byte)3);
    lcd.setCursor(8, 2);
    lcd.write((byte)4);
    lcd.setCursor(7, 2);
    lcd.write((byte)6);
    delay (3000);
    lcd.clear();
    
  }
  else  if( moistureSoil > Dry){ /// If sensor is greater than Wet and greater than dry 
    //water   
    Serial.println("Between 0% to 30% : Thirsty, add water");
    lcd.setCursor(12, 2);
    lcd.write((byte)0);
    lcd.setCursor(11, 2);
    lcd.write((byte)1);
    lcd.setCursor(10, 2);
    lcd.write((byte)2);
    lcd.setCursor(9, 2);
    lcd.write((byte)3);
    lcd.setCursor(8, 2);
    lcd.write((byte)4);
    lcd.setCursor(7, 2);
    lcd.write((byte)5);
    delay (3000);
    lcd.clear();
  }
    else 
  {
     
      delay(800);
      lcd.clear();

  }
  
  
  }else
  {
    Serial.print("BYE");
    lcd.clear();
    //delay(1000);
    }
  /*
  if ( moistureSoil >= Dry ) {
    delay (2000);
    Serial.println("Between 0% to 30% : Thirsty, add water");
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    
  }else if ( Wet>= moistureSoil >= Ok){
    delay (2000);    
    Serial.println("Between 31% to 70% : Just right");
    digitalWrite(LED1, LOW);
    digitalWrite(LED2, HIGH);
    digitalWrite(LED3, LOW);
    
  }else{ 
    delay (2000);   
    Serial.println("Greater than71% : Overwatering, enough water");
    digitalWrite(LED1, LOW);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, HIGH);
  }
  */
 
  
  
}