#include <SoftwareSerial.h>´
#include <Wire.h>
#include <RtcDS3231.h>
SoftwareSerial BTSerial(4,5); 
RtcDS3231<TwoWire> Rtc(Wire);
int sensorPin = A0;  
int sensorValue = 0;  
int percent = 0;
int Pump = 4;
int Recieved = 0;
int Pump_state = 0;
void setup() {
  Serial.begin(9600);
  pinMode(Pump, OUTPUT);
  Rtc.Begin();
  Rtc.Enable32kHzPin(false);
  Rtc.SetSquareWavePin(DS3231SquareWavePin_ModeNone); 
  BTSerial.begin(38400);
}
void loop() {
  digitalWrite(Pump, LOW);
  sensorValue = analogRead(sensorPin);
  percent = convertToPercent(sensorValue);
  printValuesToSerial();
  delay(1000);
  RtcTemperature temp = Rtc.GetTemperature();
  if(BTSerial.read() > 0) {
    Serial.print(BTSerial);
  }
  if(Serial.available() > 0){
    Recieved = Serial.read();
  }
  if(Pump_state == 0 && Recieved == "1") {
    digitalWrite(Pump, HIGH);
    Pump_state=1;
    Recieved=0;  
    delay(10000);
  }
  if(percent > 50){
    digitalWrite(Pump, HIGH);
    delay(1);
    if(percent > 50){
      digitalWrite(Pump, LOW);
      delay(2700000);
    }
  }
}

int convertToPercent(int value)
{
  int percentValue = 0;
  percentValue = map(value, 1023, 0, 0, 100);
  return percentValue;
}

void printValuesToSerial()
{
  RtcTemperature temp = Rtc.GetTemperature();
  temp.Print(Serial);
  Serial.print("C");
  Serial.print("`");
  Serial.print(percent);
  Serial.print("%");
  delay(5000);
}