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#include <ESP8266WiFi.h>
#include <WiFiClientSecure.h>
#include <UniversalTelegramBot.h>

// Initialize Wifi connection to the router
char ssid[] = "xxx"; // your network SSID (name)
char password[] = "xxx";   // your network key

// Initialize Telegram BOT
#define BOTtoken "xxx" // your Bot Token (Get from Botfather)
#define GROUIP "xxx"

WiFiClientSecure client;
UniversalTelegramBot bot(BOTtoken, client);

int Bot_mtbs = 1000; //mean time between scan messages
long Bot_lasttime;   //last time messages' scan has been done
bool Start = false;

const int ledPin = 2;
int ledStatus = 0;

void handleNewMessages(int numNewMessages)
{
  Serial.println("handleNewMessages");
  Serial.println(String(numNewMessages));

  for (int i = 0; i < numNewMessages; i++)
  {
    String chat_id = String(bot.messages[i].chat_id);
    String text = bot.messages[i].text;

    String from_name = bot.messages[i].from_name;
    if (from_name == "")
      from_name = "Guest";
    if (text == "/test")
    {
      for (int i = 0; i++; i <= 18)
      {
        pinMode(i, OUTPUT);
        digitalWrite(i, HIGH);
        delay(1000);
        digitalWrite(i, LOW);
        char buf[5];
        sprintf(buf, "test #%d", i);
        bot.sendMessage(chat_id, buf, "");
      }
    }
    if (text == "/turn1")
    {
      digitalWrite(1, LOW);
      delay(1000);
      digitalWrite(1, HIGH);
      bot.sendMessage(chat_id, "tested 1", "");
    }
    if (text == "/turn0")
    {
      digitalWrite(0, LOW);
      delay(1000);
      digitalWrite(0, HIGH);
      bot.sendMessage(chat_id, "tested 1", "");
    }
    if (text == "/turn2")
    {
      digitalWrite(2, LOW);
      delay(1000);
      digitalWrite(2, HIGH);
      bot.sendMessage(chat_id, "tested 2", "");
    }
    if (text == "/turn3")
    {
      digitalWrite(3, LOW);
      delay(1000);
      digitalWrite(3, HIGH);
      bot.sendMessage(chat_id, "tested 3", "");
    }
    if (text == "/turn4")
    {
      digitalWrite(4, LOW);
      delay(1000);
      digitalWrite(4, HIGH);
      bot.sendMessage(chat_id, "tested 4", "");
    }

  }
}

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

  // Set WiFi to station mode and disconnect from an AP if it was Previously
  // connected
  WiFi.mode(WIFI_STA);
  WiFi.disconnect();
  delay(100);

  // attempt to connect to Wifi network:
  Serial.print("Connecting Wifi: ");
  Serial.println(ssid);
  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED)
  {
    Serial.print(".");
    delay(500);
  }

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  pinMode(0, OUTPUT); // initialize digital ledPin as an output.
  pinMode(1, OUTPUT); // initialize digital ledPin as an output.
  pinMode(2, OUTPUT); // initialize digital ledPin as an output.
  pinMode(3, OUTPUT); // initialize digital ledPin as an output.
  pinMode(4, OUTPUT); // initialize digital ledPin as an output.
  delay(10);
  // digitalWrite(ledPin, LOW); // initialize pin as off
  // for (int i = 1; i++; i < 18)
  // {
  //   pinMode(i, OUTPUT);
  // }
  bot.sendMessage(GROUIP, "CONNECTED", "");
}

void loop()
{
  if (millis() > Bot_lasttime + Bot_mtbs)
  {
    int numNewMessages = bot.getUpdates(bot.last_message_received + 1);

    while (numNewMessages)
    {
      Serial.println("got response");
      handleNewMessages(numNewMessages);
      numNewMessages = bot.getUpdates(bot.last_message_received + 1);
    }

    Bot_lasttime = millis();
  }
}