#include "AiEsp32RotaryEncoder.h"
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define ROTARY_ENCODER_A_PIN 19
#define ROTARY_ENCODER_B_PIN 20
#define ROTARY_ENCODER_BUTTON_PIN 21
#define ROTARY_ENCODER_STEPS 4
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
#define SCREEN_ADDRESS 0x3D
AiEsp32RotaryEncoder rotaryEncoder = AiEsp32RotaryEncoder(ROTARY_ENCODER_A_PIN, ROTARY_ENCODER_B_PIN, ROTARY_ENCODER_BUTTON_PIN, -1, ROTARY_ENCODER_STEPS);

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire,-1);
void IRAM_ATTR readEncoderISR()
{
    rotaryEncoder.readEncoder_ISR();
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32-S2!");
  rotaryEncoder.begin();
   if(!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;); // Don't proceed, loop forever
  }
  display.setTextSize(2);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(32,32);
  display.print(F("hello world"));
  display.display();

  rotaryEncoder.setup(readEncoderISR);
  rotaryEncoder.setBoundaries(0,4,false);
  rotaryEncoder.setAcceleration(250);
}

void loop() {
  if(rotaryEncoder.encoderChanged()){
    Serial.println(rotaryEncoder.readEncoder());
  }
  if (rotaryEncoder.isEncoderButtonClicked())
    {
        Serial.println("button pressed");}
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}