#include <WiFi.h>
#include <Audio.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

// --- KONFIGURACJA OLED SSD1306 ---
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

// --- KONFIGURACJA WiFi ---
const char* ssid     = "Twoja_Siec";
const char* password = "Twoje_Haslo";

// --- KONFIGURACJA AUDIO ---
Audio audio;
#define I2S_DOUT 22
#define I2S_BCLK 26
#define I2S_LRC  25

// --- STACJE RADIOWE ---
const char* stations[] = {
  "http://stream.live.vc.bbcmedia.co.uk/bbc_radio_one",
  "http://icecast.omroep.nl/3fm-bb-mp3",
  "http://stream.srg-ssr.ch/m/rsj/mp3_128"
};
int currentStation = 0;
int stationCount = sizeof(stations) / sizeof(stations[0]);

void setup() {
  Serial.begin(115200);

  // --- OLED INIT ---
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("SSD1306 init failed"));
    for(;;);
  }
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0,0);
  display.println("Internet Radio");
  display.display();

  // --- WiFi ---
  WiFi.begin(ssid, password);
  display.setCursor(0,10);
  display.print("WiFi...");
  display.display();
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  display.setCursor(0,20);
  display.println("Connected!");
  display.display();

  // --- AUDIO INIT ---
  audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
  audio.setVolume(15); // 0...21
  audio.connecttohost(stations[currentStation]);

  display.setCursor(0,40);
  display.println("Playing:");
  display.println(stations[currentStation]);
  display.display();
}

void loop() {
  audio.loop();
}

// --- CALLBACKI AUDIO ---
void audio_info(const char *info){
  Serial.print("info        "); Serial.println(info);
}

void audio_id3data(const char *info){  // tytuly utworów
  display.clearDisplay();
  display.setCursor(0,0);
  display.println("Playing:");
  display.setCursor(0,10);
  display.println(stations[currentStation]);
  display.setCursor(0,30);
  display.println(info); // tu pojawia się np. nazwa utworu
  display.display();
}