#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <SPI.h>
#include <DHT.h>

#define TFT_DC    2
#define TFT_CS    15
#define TFT_RST   4
#define POTMAX 32
#define POTMIN 35
#define POTMINUTS 25
#define POTHOURS 34
#define BUTTONY 16
#define BUTTONN 17
#define DHTPIN 3

#define DHT_SENSOR_TYPE DHT22

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
DHT dht_sensor(DHTPIN, DHT_SENSOR_TYPE);

int hours;
int minuts;
int minT;
int maxT;
float tempC;

void setup() {
  tft.begin();
  tft.setRotation(1);
  tft.setTextSize(3);
  tft.setCursor(0, 0);
  tft.setTextColor(ILI9341_CYAN, ILI9341_BLACK);
  Serial.begin(115200);
  tft.print("welcome");
  delay(500);
}

void loop() {
  while (digitalRead(BUTTONY) == LOW)
  {
    tft.setCursor(0, 0);
    tft.println("Set the time, max and min temp: ");
    tft.print("Hours: ");
    hours = map(analogRead(POTHOURS), 0, 4098, 0, 23);
    tft.println(hours);
    tft.print("Minutes: ");
    minuts = map(analogRead(POTMINUTS), 0, 4098, 0, 59);
    tft.println(minuts);
    tft.print("Max temperature: ");
    maxT = map(analogRead(POTMAX), 0, 4098, 0, 80);
    tft.println(maxT);
    tft.print("Min temperature: ");
    minT = map(analogRead(POTMIN), 0, 4098, 0, 80);
    tft.println(minT);
    delay(50);
  }
  tft.fillScreen(ILI9341_BLACK);
  tft.setCursor(0, 0);
  tft.print("All is set");
  delay(500);
  tempC = dht_sensor.readTemperature();
  while (isnan(tempC)) {
    Serial.println("Failed to read DHT22");
    tempC = dht_sensor.readTemperature();
    delay(50);
  }
  while (digitalRead(BUTTONN) == LOW)
  {
    tft.setCursor(0, 0);
    tft.println("Boiler is in set");
    tft.print("Current temp is: ");
    tft.print(tempC);
    delay(50);
  }
  
}