#include <WiFi.h>
#include "time.h"
#include <FastLED.h>

#define LED_PIN 13  // Verwende einen gültigen Pin für den ESP32, z.B. GPIO 13
#define NUM_LEDS 4

const char* ssid = "Wokwi-GUEST";
const char* password = "";

// NTP Server und Zeitzone mit automatischer Sommer-/Winterzeit-Anpassung
const char* ntpServer = "pool.ntp.org";
const char* timeZone = "CET-1CEST,M3.5.0/2,M10.5.0/3"; // Zeitzonenregelung für MEZ/MESZ

CRGB leds[NUM_LEDS];

uint8_t hour;
uint8_t minute;
uint8_t second;
uint32_t lastTime;

void setup() {
  Serial.begin(9600);
  FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, NUM_LEDS);
  
  // WiFi-Verbindung herstellen
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to WiFi...");
  }
  Serial.println("Connected to WiFi");

  // NTP initialisieren
  configTzTime(timeZone, ntpServer);  // Automatische Sommer-/Winterzeitregelung
}

void loop() {
  // Aktuelle Uhrzeit abrufen
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Failed to obtain time");
    return;
  }

  hour = timeinfo.tm_hour;
  minute = timeinfo.tm_min;
  second = timeinfo.tm_sec;

  // Ausgabe auf dem Serial Monitor
  Serial.print(hour, DEC);
  Serial.print(':');
  Serial.print(minute, DEC);
  Serial.print(':');
  Serial.print(second, DEC);
  Serial.println();

  // Zeitanzeige
  Clock();
  delay(1000); // Aktualisierung jede Sekunde
}

void Clock() {
  // Stundenanzeige (Ringe 1 & 2)
  switch (hour) {
    case 0: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(4, 4, 4); break;
    case 1: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(25, 5, 0); break;
    case 2: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(255, 0, 0); break;
    case 3: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(255, 64, 0); break;
    case 4: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(255, 196, 0); break;
    case 5: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(0, 255, 0); break;
    case 6: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(0, 0, 255); break;
    case 7: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(200, 0, 255); break;
    case 8: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(48, 48, 48); break;
    case 9: leds[3] = CRGB(4, 4, 4); leds[2] = CRGB(255, 255, 255); break;
    case 10: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(4, 4, 4); break;
    case 11: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(25, 5, 0); break;
    case 12: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(255, 0, 0); break;
    case 13: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(255, 64, 0); break;
    case 14: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(255, 196, 0); break;
    case 15: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(0, 255, 0); break;
    case 16: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(0, 0, 255); break;
    case 17: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(196, 0, 255); break;
    case 18: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(48, 48, 48); break;
    case 19: leds[3] = CRGB(25, 5, 0); leds[2] = CRGB(255, 255, 255); break;
    case 20: leds[3] = CRGB(255, 0, 0); leds[2] = CRGB(4, 4, 4); break;
    case 21: leds[3] = CRGB(255, 0, 0); leds[2] = CRGB(25, 5, 0); break;
    case 22: leds[3] = CRGB(255, 0, 0); leds[2] = CRGB(255, 0, 0); break;
    case 23: leds[3] = CRGB(255, 0, 0); leds[2] = CRGB(255, 64, 0); break;
  }

  // Minutenanzeige (Ringe 3 & 4)
  switch (minute) {
    case 0: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(4, 4, 4); break;
    case 1: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(25, 5, 0); break;
    case 2: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(255, 0, 0); break;
    case 3: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(255, 64, 0); break;
    case 4: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(255, 196, 0); break;
    case 5: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(0, 255, 0); break;
    case 6: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(0, 0, 255); break;
    case 7: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(200, 0, 255); break;
    case 8: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(48, 48, 48); break;
    case 9: leds[1] = CRGB(4, 4, 4); leds[0] = CRGB(255, 255, 255); break;
    case 10: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(4, 4, 4); break;
    case 11: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(25, 5, 0); break;
    case 12: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(255, 0, 0); break;
    case 13: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(255, 64, 0); break;
    case 14: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(255, 196, 0); break;
    case 15: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(0, 255, 0); break;
    case 16: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(0, 0, 255); break;
    case 17: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(196, 0, 255); break;
    case 18: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(48, 48, 48); break;
    case 19: leds[1] = CRGB(25, 5, 0); leds[0] = CRGB(255, 255, 255); break;
    case 20: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(4, 4, 4); break;
    case 21: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(25, 5, 0); break;
    case 22: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(255, 0, 0); break;
    case 23: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(255, 64, 0); break;
    case 24: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(255, 196, 0); break;
    case 25: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(0, 255, 0); break;
    case 26: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(0, 0, 255); break;
    case 27: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(200, 0, 255); break;
    case 28: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(48, 48, 48); break;
    case 29: leds[1] = CRGB(255, 0, 0); leds[0] = CRGB(255, 255, 255); break;
    case 30: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(4, 4, 4); break;
    case 31: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(25, 5, 0); break;
    case 32: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(255, 0, 0); break;
    case 33: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(255, 64, 0); break;
    case 34: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(255, 196, 0); break;
    case 35: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(0, 255, 0); break;
    case 36: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(0, 0, 255); break;
    case 37: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(200, 0, 255); break;
    case 38: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(48, 48, 48); break;
    case 39: leds[1] = CRGB(255, 64, 0); leds[0] = CRGB(255, 255, 255); break;
    case 40: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(4, 4, 4); break;
    case 41: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(25, 5, 0); break;
    case 42: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(255, 0, 0); break;
    case 43: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(255, 64, 0); break;
    case 44: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(255, 196, 0); break;
    case 45: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(0, 255, 0); break;
    case 46: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(0, 0, 255); break;
    case 47: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(200, 0, 255); break;
    case 48: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(48, 48, 48); break;
    case 49: leds[1] = CRGB(255, 196, 0); leds[0] = CRGB(255, 255, 255); break;
    case 50: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(4, 4, 4); break;
    case 51: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(25, 5, 0); break;
    case 52: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(255, 0, 0); break;
    case 53: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(255, 64, 0); break;
    case 54: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(255, 196, 0); break;
    case 55: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(0, 255, 0); break;
    case 56: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(0, 0, 255); break;
    case 57: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(200, 0, 255); break;
    case 58: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(48, 48, 48); break;
    case 59: leds[1] = CRGB(0, 255, 0); leds[0] = CRGB(255, 255, 255); break;
  }

  FastLED.show();
}