#include "DHT.h"

#define Pin_NTC 14
#define Pin_LDR 13
#define led1 23
#define led2 22
#define led3 21
#define led4 19
#define led5 18
#define led6 5
#define led7 16
#define ledmodo 4
#define DHTTYPE DHT22
#define Pin_Interrupt 12

float temp_NTC(int analogValue);
void apaga();
void estado();

volatile byte valor = 1;

DHT dht(Pin_LDR, DHTTYPE);

void setup() {
  Serial.begin(9600);

  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
  pinMode(led4, OUTPUT);
  pinMode(led5, OUTPUT);
  pinMode(led6, OUTPUT);
  pinMode(led7, OUTPUT);
  
  apaga();

  pinMode(Pin_NTC, INPUT);
  analogReadResolution(10);
  
  dht.begin();
  pinMode(Pin_LDR, INPUT);
  
  pinMode(Pin_Interrupt, INPUT);
  attachInterrupt(digitalPinToInterrupt(Pin_Interrupt), estado, FALLING);

  pinMode(ledmodo, OUTPUT);
  digitalWrite(ledmodo, LOW);
}

void loop() {

  while(valor){
  digitalWrite(ledmodo, HIGH);

  int analogValue = analogRead(Pin_NTC);

  float temp = temp_NTC(analogValue);

  Serial.println(temp);

  if(temp < 15){
    apaga();
    digitalWrite(led1, HIGH);
  }
  else if(temp >= 15 && temp < 20){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
  }
  else if(temp >= 20 && temp < 25){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
  }
  else if(temp >= 25 && temp < 30){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
  }
  else if(temp >= 30 && temp < 35){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
  }
  else if(temp >= 35 && temp < 40){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
    digitalWrite(led6, HIGH);
  }
  else if(temp >= 40){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
    digitalWrite(led6, HIGH);
    digitalWrite(led7, HIGH);
  }
  delay(100);
  }

  valor = 1;

  while(valor){
  digitalWrite(ledmodo, LOW);

  float temp = dht.readHumidity();

  Serial.println(temp);

  if(temp < 40){
    apaga();
    digitalWrite(led1, HIGH);
  }
  else if(temp >= 40 && temp < 50){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
  }
  else if(temp >= 50 && temp < 60){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
  }
  else if(temp >= 60 && temp < 70){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
  }
  else if(temp >= 70 && temp < 80){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
  }
  else if(temp >= 80 && temp < 90){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
    digitalWrite(led6, HIGH);
  }
  else if(temp >= 90){
    apaga();
    digitalWrite(led1, HIGH);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, HIGH);
    digitalWrite(led4, HIGH);
    digitalWrite(led5, HIGH);
    digitalWrite(led6, HIGH);
    digitalWrite(led7, HIGH);
  }
  delay(100);
  }

 valor = 1;

}

float temp_NTC(int analogValue){
  const float BETA = 3950; // Deve corresponder ao coeficiente beta do termistor
  float celsius = 1 / (log(1 / (1023. / analogValue - 1)) / BETA + 1.0 / 298.15) - 273.15;

  return celsius;
}

void apaga(){
  digitalWrite(led1, LOW);
  digitalWrite(led2, LOW);
  digitalWrite(led3, LOW);
  digitalWrite(led4, LOW);
  digitalWrite(led5, LOW);
  digitalWrite(led6, LOW);
  digitalWrite(led7, LOW);
}

void estado(){
  valor = 0;
}