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


#define Version "0.1"

#define DHTTYPE DHT22

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 32

#define OLED_RESET     -1
#define SCREEN_ADDRESS 0x3C

#define BTN_RST 35         //GPIO35    D35
#define BTN_DIMM 34        //GPIO34    D34
#define BTN_SPEED 39       //GPIO35    VN
#define BTN_HYGRSTT 36     //GPIO36    VP

#define PIN_SPEED_1 32     //GPIO32    D32
#define PIN_SPEED_2 14     //GPIO36    D14

#define DHTPIN 4           //GPIO04    D4

#define LED_WHT_TANK 26    //GPIO04    D26
#define LED_RED_TANK 25    //GPIO04    D25


Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
DHT dht(DHTPIN, DHTTYPE);


float temp = 0.0;
float hum = 0.0;


void setup() {
  Serial.begin(9600);
  if(!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
    Serial.println(F("SSD1306 allocation failed"));
  }

  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.clearDisplay();
  display.setCursor(0, 0);
  display.println("Version:");
  display.setCursor(60, 0);
  display.println(Version);
  display.display();

  delay(500);
  pinMode(BTN_RST, INPUT);
  pinMode(BTN_DIMM, INPUT);
  pinMode(BTN_SPEED, INPUT);
  pinMode(BTN_HYGRSTT, INPUT);
  pinMode(PIN_SPEED_1, OUTPUT);
  pinMode(PIN_SPEED_2, OUTPUT);
  dht.begin();
}

void loop() {
    display.clearDisplay();
    display.setCursor(0, 0);
    display.println("Testy:");

    
    if (digitalRead(BTN_RST) == HIGH) {
        display.setCursor(0, 10);
        display.println("BTN_RST:");
    }

    if  (digitalRead(BTN_DIMM) == HIGH) {
        display.setCursor(0, 10);
        display.println("BTN_DIMM");
    }
    if  (digitalRead(BTN_SPEED) == HIGH) {
        display.setCursor(0, 10);
        
        display.println("BTN_SPEED");
        digitalWrite(PIN_SPEED_1, HIGH);

    }
    if  (digitalRead(BTN_HYGRSTT) == HIGH) {
        display.setCursor(0, 10);
        display.println("BTN_HYGRSTT");
        digitalWrite(PIN_SPEED_2, HIGH);

    }
    
    temp = (dht.readTemperature());
    display.setCursor(0, 20);
    display.println(temp);
    
    display.display();
    delay(100);  
}