// Power Supply needed to run the pumps [12V] !!
#include <IRremote.h>
int RECV_PIN = 11;
IRrecv irrecv(RECV_PIN);
decode_results results;
int value = 0;
//Water Pump Active @ [3.4V = 173] to [5V = 255]
//Water Pump Inactive @ [3.3V = 167]

const int analogInPin = A1;

const int Pump_1_InPin1 = 3;//PWM Pin
const int Pump_1_InPin2 = 4;//Digital Pin

const int Pump_2_InPin1 = 5;//PWM Pin
const int Pump_2_InPin2 = 8;//Digital Pin

const int Pump_3_InPin1 = 6;//PWM Pin
const int Pump_3_InPin2 = 7;//Digital Pin

const int Pump_4_InPin1 = 9;//PWM Pin
const int Pump_4_InPin2 = 10;//Digital Pin

int sensorValue = 0;
int outputValue1 = 0;
int outputValue2 = 0;
int outputValue3 = 0;
int outputValue4 = 0;

void setup() {
  Serial.begin(9600);
  irrecv.enableIRIn();
  pinMode(Pump_1_InPin1, OUTPUT);
  pinMode(Pump_1_InPin2, OUTPUT);
  pinMode(Pump_2_InPin1, OUTPUT);
  pinMode(Pump_2_InPin2, OUTPUT);
  pinMode(Pump_3_InPin1, OUTPUT);
  pinMode(Pump_3_InPin2, OUTPUT);
  pinMode(Pump_4_InPin1, OUTPUT);
  pinMode(Pump_4_InPin2, OUTPUT);
}

void loop() {

  readIRcode();
  if (value == -23971) { // Turn ON Pumps On Auto Mode [1]
    readIRcode();
    pumpAuto();
  }
  else if (value == 25245) { // Turn ON Pumps With Sound [2]
    readIRcode();
    pumpWithSound();
  }
  else if (value == 14535) { // Stop All Pumps [OK]
    readIRcode();
    pumpStopAll();
  }
  else if (value == 26775) { // Turn ON all Pumps
    readIRcode();
    analogWrite( Pump_1_InPin1, 255);//outputValue2
    digitalWrite(Pump_1_InPin2, LOW);
    analogWrite( Pump_2_InPin1, 255);//outputValue2
    digitalWrite(Pump_2_InPin2, LOW);
    analogWrite( Pump_3_InPin1, 255);//outputValue3
    digitalWrite(Pump_3_InPin2, LOW);
    analogWrite( Pump_4_InPin1, 255);//outputValue4
    digitalWrite(Pump_4_InPin2, LOW);
    delay(500);
  }
  pumpStopAll();
}//end of LOOP

void pumpWithSound() {
  sensorValue =  analogRead(analogInPin);
  outputValue1 = map(sensorValue, 535, 575, 0, 255); // 163 = 3.2V [Pump Will Stop Working]
  /*
    if (outputValue1 < 20 && outputValue1 > -20) {
      outputValue1 = 0;
      outputValue2 = 0;
      outputValue3 = 0;
      outputValue4 = 0;
    }
    else if (outputValue1 < -20) {
      outputValue2 = (-1 * outputValue1) + 30;//-10
      outputValue3 = (-1 * outputValue1) + 100;//+50
      outputValue4 = (-1 * outputValue1) + 100;//+50
    }
    else {
      outputValue2 = (1 * outputValue1) + 30;
      outputValue3 = (1 * outputValue1) + 100;
      outputValue4 = (1 * outputValue1) + 100;
    }
  */
  Serial.print(abs(outputValue1));
  Serial.print("\t");
  //Serial.print(outputValue2);
  ////Serial.print("\t");
  //Serial.print(outputValue3);
  //Serial.print("\t");
  Serial.println(sensorValue);
  delay(100);
  if ( abs(outputValue1) < 200) {//130
    pumpStopAll();
  }
  else {
    pumpA4();
    /*
    analogWrite( Pump_1_InPin1, 255);//outputValue2
    digitalWrite(Pump_1_InPin2, LOW);
    analogWrite( Pump_2_InPin1, 255);//outputValue2
    digitalWrite(Pump_2_InPin2, LOW);
*/
    delay(abs(outputValue1));
/*
    analogWrite( Pump_3_InPin1, 255);//outputValue3
    digitalWrite(Pump_3_InPin2, LOW);
    analogWrite( Pump_4_InPin1, 255);//outputValue4
    digitalWrite(Pump_4_InPin2, LOW);
    delay(abs(outputValue1));
    */
  }
}

void pumpAuto() {
  pumpA1();
  delay(500);
  pumpA2();
  delay(500);
  pumpA3();
  delay(500);
  pumpA4();
  delay(500);
}

void pumpA1() {
  analogWrite( Pump_1_InPin1, 255);
  digitalWrite(Pump_1_InPin2, LOW);
  analogWrite( Pump_2_InPin1, 255);
  digitalWrite(Pump_2_InPin2, LOW);
  analogWrite( Pump_3_InPin1, 173);
  digitalWrite(Pump_3_InPin2, LOW);
  analogWrite( Pump_4_InPin1, 173);
  digitalWrite(Pump_4_InPin2, LOW);
}
void pumpA2() {
  analogWrite( Pump_1_InPin1, 173);
  digitalWrite(Pump_1_InPin2, LOW);
  analogWrite( Pump_2_InPin1, 173);
  digitalWrite(Pump_2_InPin2, LOW);
  analogWrite( Pump_3_InPin1, 255);
  digitalWrite(Pump_3_InPin2, LOW);
  analogWrite( Pump_4_InPin1, 255);
  digitalWrite(Pump_4_InPin2, LOW);
}
void pumpA3() {
  analogWrite( Pump_1_InPin1, 173);
  digitalWrite(Pump_1_InPin2, LOW);
  analogWrite( Pump_2_InPin1, 173);
  digitalWrite(Pump_2_InPin2, LOW);
  analogWrite( Pump_3_InPin1, 173);
  digitalWrite(Pump_3_InPin2, LOW);
  analogWrite( Pump_4_InPin1, 173);
  digitalWrite(Pump_4_InPin2, LOW);
}
void pumpA4() {
  analogWrite( Pump_1_InPin1, 255);
  digitalWrite(Pump_1_InPin2, LOW);
  analogWrite( Pump_2_InPin1, 255);
  digitalWrite(Pump_2_InPin2, LOW);
  analogWrite( Pump_3_InPin1, 255);
  digitalWrite(Pump_3_InPin2, LOW);
  analogWrite( Pump_4_InPin1, 255);
  digitalWrite(Pump_4_InPin2, LOW);
}

void pumpStopAll() {
  analogWrite( Pump_1_InPin1, LOW);
  digitalWrite(Pump_1_InPin2, LOW);
  analogWrite( Pump_2_InPin1, LOW);
  digitalWrite(Pump_2_InPin2, LOW);
  analogWrite( Pump_3_InPin1, LOW);
  digitalWrite(Pump_3_InPin2, LOW);
  analogWrite( Pump_4_InPin1, LOW);
  digitalWrite(Pump_4_InPin2, LOW);
}

void readIRcode() {
  if (irrecv.decode(&results)) {
    value = results.value;
    Serial.println(value);
    delay(250);
    irrecv.resume();
  }
}