#include <ESP8266WiFi.h>
#include <MQTTClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <ESP8266HTTPUpdateServer.h>


const char* ssid = "XXXX";
const char* password = "XXXX";
const char* host = "MJ-LAMP";
const char* update_path = "/firmware";

const char* update_username = "xxxx";
const char* update_password = "xxxx";
char* subscribeTopic = "MJ/Light/MJ-LAMP";
const char* server = "192.168.X.X";
const char* mqttDeviceID = "MJ-LAMP";

#define LAMP D2


ESP8266WebServer httpServer(80);
ESP8266HTTPUpdateServer httpUpdater;

WiFiClient net;
MQTTClient client;

unsigned long lastMillis = 0;

void connect();

void setup()
{
  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);
  client.begin(server, net);
  client.onMessage(messageReceived);
  connect();
  Serial.begin(115200);
  MDNS.begin(host);

  httpUpdater.setup(&httpServer, update_path, update_username, update_password);
  httpServer.begin();

  MDNS.addService("http", "tcp", 80);
  pinMode(LAMP,OUTPUT);
  analogWrite(LAMP,1023);
  Serial.println("setup finished");
}

void connect()
{
  while (WiFi.status() != WL_CONNECTED) {  delay(1000);  }

  while (!client.connect(mqttDeviceID)) {  delay(1000);  }
  client.subscribe(subscribeTopic);
}

void loop()
{
  client.loop();
  delay(10);
  if(!client.connected()) {    connect();  }
  httpServer.handleClient();
}

void messageReceived(String &topic, String &payload)
{
  String stringOne = payload;
  Serial.println(stringOne);
  int val = map(payload.toInt(), 0, 100, 0, 1023);
  analogWrite(LAMP,val);

}