#include "recorder.h"
#include "my_fastled.h"
#include "functions.h"
#include "effects.h"
#include <WiFiUdp.h>

#ifdef RECORDER_ENABLE

Recorder::Recorder() {
	_buffer_len = LED_WIDTH * LED_HEIGHT * 3 + 3;
	_buffer = (char*)malloc(_buffer_len);
	_server = new AsyncServer(RECORDER_PORT);
	_server->onClient([&](void* a, AsyncClient* c) {
		LOGln("Recorder * New client: %s. Waiting for port number...", c->remoteIP().toString().c_str());
		if (_client) {
			LOGln("Recorder * Killing old client.");
			_client->close();
			_client_port = 0;
			delete _client;
		}
		_client = c;
		_msgid = 0;
		char dim[3] = {LED_WIDTH, LED_HEIGHT, 255};
		_client->write(dim, 3);
		_client->onDisconnect([&](void* a, AsyncClient* client) {
			LOGln("Recorder * Client disconnected");
			_client_port = 0;
		}, NULL);
		_client->onData([&](void* a, AsyncClient* client, void* data, size_t len) {
			if (*(char*)data == 'P') {
				LOGln("Found.");
				if (len >= 3) {
					uint8_t* d = (uint8_t*)data;
					_client_port = d[1]<<8 | d[2];
					LOGln("Recorder * Sending data to port %d", _client_port);
				}
			} else if (*(char*)data == 'E') {
				String effect = String(((char*)(data+1)));
				LOGln("Recorder * Setting effect %s", effect.c_str());
				change_current_effect(effect);
			}
		}, NULL);
	}, _server);
	_server->begin();
	LOGln("Recorder * Listening on port %d", RECORDER_PORT);
}

void Recorder::loop() {
	if (_client && _client_port) {
		_buffer[0] = _msgid >> 8;
		_buffer[1] = _msgid & 0xFF;
		for (uint8_t y=0; y<LED_HEIGHT; y++) for(uint8_t x=0; x<LED_WIDTH; x++) {
			uint16_t index = XYsafe(x, y);
			CRGB pixel = leds[index];
			_buffer[2 + (y*LED_WIDTH + x)*3 + 0] = (pixel.r==255 ? 254 : pixel.r);
			_buffer[2 + (y*LED_WIDTH + x)*3 + 1] = (pixel.g==255 ? 254 : pixel.g);
			_buffer[2 + (y*LED_WIDTH + x)*3 + 2] = (pixel.b==255 ? 254 : pixel.b);
		}
		_buffer[_buffer_len - 1] = 255;
		_udp.beginPacket("10.10.2.1", 13330);
		_udp.write(_buffer, _buffer_len);
		_udp.endPacket();
		_msgid++;
		//_client->write(_buffer, _buffer_len);
	}
}
#endif