#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <SdFat.h>
#include <Adafruit_SPIFlash.h>
#include <Adafruit_ImageReader.h>
#include <LiquidCrystal.h>
#include <Keypad.h>

#define USE_SD_CARD
#define SD_CS   4
#define TFT_CS 10
#define TFT_DC  8
#define TFT_RST 9

const byte ROWS = 4;
const byte COLS = 4;
char hexaKeys[ROWS][COLS] = {
  {'1', '2', '3', 'A'},
  {'4', '5', '6', 'B'},
  {'7', '8', '9', 'C'},
  {'*', '0', '#', 'D'}
};
byte rowPins[ROWS] = {22, 24, 26, 28};
byte colPins[COLS] = {23, 25, 27, 29};

Keypad customKeypad = Keypad(makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS);

LiquidCrystal lcd(7, 6, 5, 3, 2, 11);

#if defined(USE_SD_CARD)
  SdFat                SD;
  Adafruit_ImageReader reader(SD);
#else
  #if defined(__SAMD51__) || defined(NRF52840_XXAA)
    Adafruit_FlashTransport_QSPI flashTransport(PIN_QSPI_SCK, PIN_QSPI_CS,
      PIN_QSPI_IO0, PIN_QSPI_IO1, PIN_QSPI_IO2, PIN_QSPI_IO3);
  #else
    #if (SPI_INTERFACES_COUNT == 1)
      Adafruit_FlashTransport_SPI flashTransport(SS, &SPI);
    #else
      Adafruit_FlashTransport_SPI flashTransport(SS1, &SPI1);
    #endif
  #endif
  Adafruit_SPIFlash    flash(&flashTransport);
  FatFileSystem        filesys;
  Adafruit_ImageReader reader(filesys);
#endif

Adafruit_ILI9341     tft    = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
Adafruit_Image       img;
int32_t              width  = 0,
                     height = 0;

void setup() {
  ImageReturnCode stat;

  Serial.begin(9600);
#if !defined(ESP32)
  while(!Serial);
#endif

  tft.begin();

  Serial.print(F("Initializing filesystem..."));
#if defined(USE_SD_CARD)
  if(!SD.begin(SD_CS, SD_SCK_MHZ(25))) {
    Serial.println(F("SD begin() failed"));
    for(;;);
  }
#else
  if(!flash.begin()) {
    Serial.println(F("flash begin() failed"));
    for(;;);
  }
  if(!filesys.begin(&flash)) {
    Serial.println(F("filesys begin() failed"));
    for(;;);
  }
#endif
  Serial.println(F("OK!"));

  tft.fillScreen(ILI9341_BLUE);
  tft.setRotation(3);

  Serial.print(F("Loading wokwi.bmp to screen..."));
  stat = reader.drawBMP("/wokwi.bmp", tft, 0, 0);
  reader.printStatus(stat);

  lcd.begin(20, 4);
  lcd.clear();
  lcd.setCursor(3, 0);
  lcd.print("4 lines, 20 cols");
}

void loop() {
  char customKey = customKeypad.getKey();
  if (customKey) {
    lcd.clear();
    lcd.setCursor(0, 1);
    lcd.print("Key pressed: ");
    lcd.print(customKey);
  }
}