#define drun_v 23
#define drun_s 26
#define water_s 35
#define water_v 22
#define water_tmps 21
#define pump_tube 19
#define oxgen 18
#define off 15
#define ADC_VREF_mV 5000.0  // in millivolt
#define ADC_RESOLUTION 4096.0
#define PIN_LM35 34
#define LM35_tubefan 32
#define LM35_tube 33
float tempC, tempC1, tempC2;
int off_system = 0, r1 = 0, w1 = 0, start = 1;
void setup() {
  Serial.begin(9600);  // Inisialisasi komunikasi serial
  pinMode(drun_s, INPUT_PULLUP);
  pinMode(drun_v, OUTPUT);
  pinMode(water_tmps, OUTPUT);
  pinMode(water_s, INPUT_PULLUP);
  pinMode(water_v, OUTPUT);
  pinMode(pump_tube, OUTPUT);
  pinMode(oxgen, OUTPUT);
  pinMode(off, OUTPUT);
}
void loop() {
  if (start == 1) {
    if (digitalRead(drun_s) == 0) {
      digitalWrite(drun_v, HIGH);
      off_system = 0;
      // Serial.print("1-no = 1 ");
      //------
      digitalWrite(pump_tube, LOW);
      digitalWrite(water_v, LOW);
      digitalWrite(water_tmps, LOW);
      delay(100);
      //-------------------------------------
    }
    if (digitalRead(drun_s) == 1) {
      digitalWrite(drun_v, LOW);
      off_system = 1;
      // Serial.println("11-off= 0 = ");
      if (digitalRead(water_s) == 0) {
        digitalWrite(water_v, HIGH);
        digitalWrite(water_tmps, LOW);
      }
      if (digitalRead(water_s) == 1) {
        digitalWrite(water_v, LOW);
        //---------------------
        delay(500);
        tmp1();
        delay(500);
        oxgens();
        delay(500);
        tmp_tubefan();
        delay(500);
        tmp_tube();
        Serial.print("  Start: ");
        Serial.println(start);
      }
    }
    delay(100);
  }
}
void tmp1() {
  int adcVal = analogRead(PIN_LM35);
  float milliVolt = adcVal * (ADC_VREF_mV / ADC_RESOLUTION);
  tempC = milliVolt / 10;
  Serial.print("Temp: ");
  Serial.print(tempC);
  if (tempC > 34 && tempC <= 39) {
    digitalWrite(water_tmps, LOW);
    delay(100);
    pump_tubes();
  } else {
    digitalWrite(water_tmps, HIGH);
  }
}
void tmp_tubefan() {
  int adcVal = analogRead(LM35_tubefan);
  float milliVolt = adcVal * (ADC_VREF_mV / ADC_RESOLUTION);
  tempC1 = milliVolt / 10;
  Serial.print("  Tmp1: ");
  Serial.print(tempC1);
  if (tempC1 >= 36) {
    start = 0;
    off_all_system() ;
    digitalWrite(off, HIGH);
  } else {
    digitalWrite(off, LOW);
    start=1;
  }
}
void tmp_tube() {
  int adcVal = analogRead(LM35_tubefan);
  float milliVolt = adcVal * (ADC_VREF_mV / ADC_RESOLUTION);
  tempC2 = milliVolt / 10;
  Serial.print("  Tmp2: ");
  Serial.print(tempC2);
  if (tempC2 >= 36) {
    start = 0;
    off_all_system() ;
    digitalWrite(off, HIGH);
  } else {
    digitalWrite(off, LOW);
    start=1;
  }
}
void pump_tubes() {
  digitalWrite(pump_tube, HIGH);
}
void oxgens() {
  digitalWrite(oxgen, HIGH);
}
void off_all_system() {
  digitalWrite(drun_v, LOW);
  digitalWrite(oxgen, LOW);
  digitalWrite(water_v, LOW);
  digitalWrite(pump_tube, LOW);
}