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


#define SCREEN_WIDTH        128 // OLED display width, in pixels
#define SCREEN_HEIGHT        64 // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET            4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

void setup() {
  // put your setup code here, to run once:
  Serial1.begin(115200);
  Serial1.println("Hello, Raspberry Pi Pico!");

  Wire.setSDA(8); 
  Wire.setSCL(9);

  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3D)) {
    Serial.println(("SSD1306 allocation failed"));
    for(;;);
  }
  display.display();
  Serial1.println("Display ready.");

  delay(1000);
  display.clearDisplay();
  display.display();
}

void drawScore(unsigned int score) {
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(2,2);
  display.print(F("Score:"));
  display.println(score);
  yield();
  display.display(); // actually display all of the above
}

unsigned int score = 0;
void loop() {

  drawScore(score++ );
  // put your main code here, to run repeatedly:
  delay(1000);
  Serial1.println("tick");
}