//Using ESP32 over WiFi with TouchDesigner
#include <FastLED.h>
#include "WiFi.h"
#include "AsyncUDP.h"

//WiFi Auth
const char* ssid = "****";
const char* password = "***";

AsyncUDP udp;

// How many leds in your strip?
#define NUM_LEDS 60

#define DATA_PIN 5

// Define the array of leds
CRGB leds[NUM_LEDS];
const int numOfBytes = NUM_LEDS * 3;
char inputBuffer[numOfBytes];

void setup() {
  FastLED.addLeds<WS2812, DATA_PIN, GRB>(leds, NUM_LEDS);  // GRB ordering is typical
  delay(500);
  Serial.begin(115200);
  Serial.setTimeout(500);
  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);
  Serial.println(WiFi.localIP());
}

void loop() {
  if (udp.listen(1234)) {
    udp.onPacket([](AsyncUDPPacket packet) {
      for (int i = 0;i<packet.length();i++){ //convert to a char array
        inputBuffer[i] = (char)*(packet.data()+i);
      }
    });
    Serial.readBytes(inputBuffer, numOfBytes);
    for (int j = 0; j < NUM_LEDS; j++) {
      leds[j] = CRGB(inputBuffer[(j * 3)], inputBuffer[(j * 3) + 1], inputBuffer[(j * 3) + 2]);
    }
    LEDS.show();
  }
}