#include <LiquidCrystal.h>
LiquidCrystal lcd(7, 6, 5, 4, 3, 2) ;
float humi = 0;
float prehum = 0;
float humconst = 0;
float truehum = 0;
float pretruehum = 0;
long pretruehumconst = 0;
long valb = 0;
int lux = 0;
int lum = A2;
int lumina = 0;
int temp = A0;
int sensorValue = 0;
float Umiditate =A1;
float sensorUmiditate = 0;
int i1;
int i2;
float dif1;
float dif2;
int tempsense = 0;
int temp1 = 0;
int rh = 0;
void setup()
{
    Serial.begin(9600);
    lcd.begin(16, 2);
    pinMode(13, OUTPUT);
    pinMode(11, OUTPUT);
    pinMode(9, OUTPUT);
    pinMode(10, OUTPUT);
    pinMode(8, INPUT);
}
int butonpushcounter=1;
int last=0;
void loop()
{
    digitalWrite(10, HIGH);
    delay(1000);
    int butonstate=digitalRead(8);
    digitalWrite(10, LOW);
    sensorUmiditate = analogRead(Umiditate);
    sensorValue = analogRead(temp);
    if (butonstate == last)
    {

    }
    else
    {
        if(butonstate==1)
        {
            butonpushcounter++;
        }
    }
    if(butonpushcounter==0)
    {
        lcd.clear();
        butonpushcounter=1;
    }
    if(butonpushcounter==1)
    {
        if(citesteTempInCelsius(10)>15&&citesteTempInCelsius(10)<40)
        {
            if(citesteTempInCelsius(10)<20)
            {
                digitalWrite(13, HIGH);
                digitalWrite(11, LOW);
                digitalWrite(9, LOW);
            }
            if(citesteTempInCelsius(10)>20&&citesteTempInCelsius(10)<25)
            {
                dif1=(citesteTempInCelsius(10)-20)*100/5;
                dif2=(25-citesteTempInCelsius(10))*100/5;
                i1=dif1*255/100;
                i2=dif2*255/100;
                digitalWrite(11, i2);
                digitalWrite(9, LOW);
                digitalWrite(13, i1);
                Serial.println(i1);
                Serial.println( i2);
            }
            if(citesteTempInCelsius(10)>25&&citesteTempInCelsius(10)<30)
            {
                digitalWrite(11, HIGH);
                digitalWrite(9, LOW);
                digitalWrite(13, LOW);
            }
            if(citesteTempInCelsius(10)>30&&citesteTempInCelsius(10)<35)
            {
                dif1=(citesteTempInCelsius(10)-30)*100/5;
                dif2=(35-citesteTempInCelsius(10))*100/5;
                i1=dif1*255/100;
                i2=dif2*255/100;
                digitalWrite(11, i2);
                digitalWrite(9, i2);
                digitalWrite(13, LOW);
            }
            if(citesteTempInCelsius(10)>35)
            {
                digitalWrite(13, LOW);
                digitalWrite(11, LOW);
                digitalWrite(9, HIGH);
            }
        }
        else
        {
            digitalWrite(13, HIGH);
            digitalWrite(11, HIGH);
            digitalWrite(9, HIGH);
        }
        float tempC=citesteTempInCelsius(10);
        prehum = (valb/5);
        valb = analogRead(Umiditate);
        humconst = (0.16/0.0062);
        humi = prehum - humconst;
        pretruehumconst = 0.00216*tempC;
        pretruehum = 1.0546-pretruehumconst;
        rh= humi/pretruehum ;
        delay(100);
        lcd.setCursor(0, 0);
        lcd.print("Temp:");
        lcd.print(tempC);
        lcd.print("C");
        lcd.setCursor(0, 1);
        lcd.print("Humidity:");
        lcd.print((long)rh);
        lcd.print("% ");
        Serial.println(citesteTempInCelsius(10));
    }
    if(butonpushcounter==2)
    {
        digitalWrite(13,HIGH);
        digitalWrite(11,LOW);
        digitalWrite(9,HIGH);
        lux = analogRead(lum);
        Serial.println(lux);
        lumina = lux*100/1023;
        lcd.clear();
        lcd.setCursor(0,0);
        lcd.print("Luminosity:");
        lcd.print(lumina);
        lcd.print("%");
        lcd.setCursor(0,1);
        lcd.print("----------------");
        delay(1000);
    }
    last=butonstate;
    Serial.println (butonstate);
    Serial.println (last);
    Serial.println (butonpushcounter);
    if(butonpushcounter==3)
    {
        butonpushcounter=0;
    }
    delay(1000);
}
float citesteTempInCelsius(int count)
{
    float temperaturaMediata = 0;
    float sumaTemperatura;
    for(int i =0; i,  i<10; i++)
    {
        int reading = analogRead(0);
        float voltage = reading * 5.0;
        voltage /= 1024.0;
        float temperatureCelsius = (voltage - 0.5) * 100;
        sumaTemperatura = sumaTemperatura + temperatureCelsius;
        delay(1);
    }
    return sumaTemperatura / float(count);
}