#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <qrcode.h>

#define TFT_CS 10
#define TFT_DC 9
#define TFT_RST 8

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);


String actualItems[][2] = {
  {"Item 1", "100"},
  {"Item 2", "200"},
  {"Item 3", "300"},
  {"Item 4", "400"}
};

String qrLink = "https://ieee.msit.in/";
int lastX, lastY;

void setup() {
  Serial.begin(9600);
  tft.begin();
  tft.setRotation(1);
  tft.fillScreen(0xc75f);


  QRCode qrcode;
  uint8_t qrcodeData[qrcode_getBufferSize(3)];

  int sum = 0;
  for (int i = 0; i < 4; i++) {
    sum  += actualItems[i][1].toInt();
  }

  tft.fillRoundRect(80, 70 ,165, 160,5, ILI9341_WHITE);

  qrcode_initText(&qrcode, qrcodeData, 3, 0, (qrLink).c_str());

  for (uint8_t y = 0; y < qrcode.size; y++) {
    for (uint8_t x = 0; x < qrcode.size; x++) {
      if (qrcode_getModule(&qrcode, x, y)) {
        tft.fillRect(90 + x * 5, 80 + y * 5, 5, 5, ILI9341_BLACK);
      }
      lastX = 90 + x * 5;
    }
    lastY = 80 + y * 5;
  }
  tft.setTextColor(ILI9341_BLACK);
  tft.setCursor(60,10);
  tft.setTextSize(2);
  tft.fillRect(0, 0 ,tft.width(), 60, ILI9341_WHITE);
  tft.println("Welcome TO IEEE");
  tft.setCursor(40,40);
  tft.setTextSize(2);
  tft.println("Scan & Visit Website");

}

void loop() {
  delay(10);
}