#include "DHT.h"
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define LARGURA_OLED 128
#define ALTURA_OLED 64
 
#define RESET_OLED -1
 
Adafruit_SSD1306 display(LARGURA_OLED, ALTURA_OLED, &Wire, RESET_OLED);

bool Lig = false;
bool Boom = false;

int bot = 2;
int dhtP = 15;

#define DHTTYPE DHT22  
DHT dht(dhtP, DHTTYPE);

void setup() {
display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
display.clearDisplay();
Serial.begin(9600);
Serial.println(F("DHTxx test!"));
pinMode(bot, INPUT);
dht.begin();
}

void loop() {
  // Reading temperature or humidity takes about 250 milliseconds!
  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
float h = dht.readHumidity();
  // Read temperature as Celsius (the default)
float t = dht.readTemperature();

int botValue = digitalRead(bot);
if(botValue == true){
 Lig = !Lig;
 while(botValue == 1){
 botValue = digitalRead(bot);
 }

if(Lig == true){
 if(Boom == false){
  
display.clearDisplay();
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,10);
display.print("Sejam Bem Vindos!");
display.display();
delay(2000);
display.clearDisplay();
Boom  = true;
}}

if(Boom == true){
display.clearDisplay();
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,10);
display.print("Temperatura:");
display.print(t);
display.setCursor(0,20);
display.print("Humidade:");
display.print(h);
display.print("%");
display.display();
display.clearDisplay();
}

}else {

display.clearDisplay();
Boom = false;

}
}