#include "Wire.h"
#include "SHT2x.h"
// include the library code:
#include <LiquidCrystal.h>
#include <U8g2lib.h>

// initialize the library with the numbers of the interface pins
const int rs = 22, en = 23, d4 = 5, d5 = 18, d6 = 19, d7 = 21;
//LiquidCrystal lcd(22, 23, 5, 18, 19, 21);
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, 14, 27, U8X8_PIN_NONE);   // All Boards without Reset of the Display

uint32_t start;
uint32_t stop;

SHT2x sht;

const int LED_PIN = 25;    // the number of the LED pin
struct Button {
    const uint8_t PIN;
    uint32_t numberKeyPresses;
    bool pressed;
};

Button button1 = {15, 0, false};
Button button2 = {4, 0, false};

void ARDUINO_ISR_ATTR isr(void* arg) {
    Button* s = static_cast<Button*>(arg);
    s->numberKeyPresses += 1;
    s->pressed = true;
}

// Define constants for timing
const unsigned long READ_INTERVAL = 5000; // 1 second interval
unsigned long lastReadTime = 0; // Store the last time the sensor was read

void setup()
{
  Serial.begin(115200);+
  // Serial.println(__FILE__);
  Serial.print("Setup Init\n");
  // Serial.println(SHT2x_LIB_VERSION);

  pinMode(button1.PIN, INPUT_PULLUP);
  attachInterruptArg(button1.PIN, isr, &button1, FALLING);
  pinMode(button2.PIN, INPUT_PULLUP);
  attachInterruptArg(button2.PIN, isr, &button2, FALLING);

  pinMode(LED_PIN, OUTPUT);
  digitalWrite(LED_PIN, HIGH);
  
  // set up the LCD's number of columns and rows:
  // lcd.begin(16, 2);
  // Print a message to the LCD.
  // lcd.print("Hello World!");

  // sht.begin(12, 13);
  // uint8_t stat = sht.getStatus();
  // Serial.print(stat, HEX);
  // Serial.println();

  u8g2.begin();

  u8g2.clearBuffer();					// clear the internal memory
  u8g2.setFont(u8g2_font_ncenB08_tr);	// choose a suitable font
  u8g2.drawStr(0,10,"Hello World!");	// write something to the internal memory
  u8g2.sendBuffer();					// transfer internal memory to the display

  Serial.print("Loop Init\n");

}

float humidity =0;
float temperature=0;

void loop()
{
    if (button1.pressed) {
        digitalWrite(LED_PIN, HIGH);
        Serial.printf("Button 1 has been pressed Relay ON\n");
        button1.pressed = false;
    }
    if (button2.pressed) {
        digitalWrite(LED_PIN, LOW);
        Serial.printf("Button 2 has been pressed Relay OFF\n");
        button2.pressed = false;
    }

    // unsigned long currentMillis = millis();
    // if (currentMillis - lastReadTime >= READ_INTERVAL) {
    //   lastReadTime = currentMillis; // Update the last read time

      // Read the sensor
      // start = micros();
      // sht.read();
      // stop = micros();

      // Read temperature and humidity
      // humidity = sht.getHumidity();
      // temperature = sht.getTemperature(); // Celsius

    //   // Clear the display
    //   u8g2.clearBuffer();
    //   // Draw the temperature and humidity on the display
    //   u8g2.setFont(u8g2_font_ncenB08_tr); // Set font
    //   u8g2.setCursor(1, 10);
    //   u8g2.print("Temp: ");
    //   u8g2.print(temperature);
    //   u8g2.print(" C");
      
    //   u8g2.setCursor(2, 30);
    //   u8g2.print("Humidity: ");
    //   u8g2.print(humidity);
    //   u8g2.print(" %");
      
    //   // Send the buffer to the display
    //   u8g2.sendBuffer();

    //   // Print the elapsed time and sensor values
    //   Serial.print("\t");
    //   Serial.print(stop - start);
    //   Serial.print("\t");
    //   Serial.print(temperature, 1);
    //   Serial.print("\t");
    //   Serial.print(humidity, 1);
    //   Serial.print("\n");


    //   // 2x16 character lcd printing data  
    //   // lcd.setCursor(0,0);
    //   // lcd.print("Temp: ");
    //   // lcd.print(temperature);
    //   // lcd.print( (char)223); //Create the degree symbol
    //   // lcd.print("C");
    //   // lcd.setCursor(0,1);
    //   // lcd.print("Humidity: ");
    //   // lcd.print(humidity);
    //   // lcd.print("%");

    // }
}


// end