#include <Esp32WifiManager.h> 
#include <UniversalTelegramBot.h>
#include "DHT.h"
#include <Adafruit_NeoPixel.h>
#include <SimpleWiFiClient.h>

#define WIFI_SSID "Keenetic-2.4"
#define WIFI_PASSWORD "password"
#define DHTPIN 14
DHT dht(DHTPIN, DHT11);
WiFiClientSecure secured_client;
//Конфигурация телеграм
#define BOT_TOKEN "1875231296:AAE7Z-XxLwqJ9tOUwt1IueRa8Ilszkcbptg"
#define CHAT_ID 828422873 //https://api.telegram.org/bot1875231296:AAE7Z-XxLwqJ9tOUwt1IueRa8Ilszkcbptg/getUpdates
const unsigned long BOT_MTBS = 3000;
X509List cert(TELEGRAM_CERTIFICATE_ROOT);
UniversalTelegramBot bot(BOT_TOKEN, secured_client);
unsigned long bot_lasttime;
int temp;
int maxTemp = 40;
const unsigned long TEMP_MTBS = 60000;
unsigned long temp_lasttime;
#define PIN 4
#define NUMPIXELS 5
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  Serial.begin(9600);
  dht.begin();
  pixels.begin();
  configTime(0, 0, "pool.ntp.org");
  secured_client.setTrustAnchors(&cert);
  Serial.print("Connecting to WiFi SSID ");
  Serial.print(WIFI_SSID);
  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED)
  {
    Serial.print(".");
    delay(300);
  }
  Serial.print("\nWiFi connected. IP address: ");
  Serial.println(WiFi.localIP());

  bot.sendMessage(CHAT_ID, "Hi! I'm online", "");
}





void loop() {
  if (millis() - bot_lasttime > BOT_MTBS)
  {
    temp = int(dht.readTemperature());
    int numNewMessages = bot.getUpdates(bot.last_message_received + 1);
    while (numNewMessages)
    {
      handleNewMessages(numNewMessages);
      numNewMessages = bot.getUpdates(bot.last_message_received + 1);
    }
    bot_lasttime = millis();

    criticalTemp();
  }
}

void handleNewMessages(int numNewMessages)
{
  for (int i = 0; i < numNewMessages; i++)
  {
    if (bot.messages[i].chat_id == CHAT_ID)
    {
      String text = bot.messages[i].text;
      if (text == "/temp")
      {
        String str = "Temp: " + String(temp);
        bot.sendMessage(CHAT_ID, str, "");
      }
      if (text == "/led")
      {
        ledPix(5);
      }
      if (text.length() > 4)
      {
        if (text[0] == '/' && text[1] == 'l' && text[2] == 'e' && text[3] == 'd')
        {
          if (text[4] == '0')
            ledPix(0);
          if (text[4] == '1')
            ledPix(1);
          if (text[4] == '2')
            ledPix(2);
          if (text[4] == '3')
            ledPix(3);
          if (text[4] == '4')
            ledPix(4);
          if (text[4] == '5')
            ledPix(5);
        }
      }
      if (text == "/start" || text == "/help")
      {
        String welcome = "Hi i'm ESP8266.\n";
        welcome += "/temp - get the current temperature value\n";
        welcome += "/led - light up all leds\n";
        welcome += "/led0 - turn off all leds\n";
        welcome += "/led1 - light up one led\n";
        welcome += "/led2 - light up two leds\n";
        welcome += "/led3 - light up three leds\n";
        welcome += "/led4 - light up four leds\n";
        welcome += "/led5 - light up five leds\n";
        bot.sendMessage(CHAT_ID, welcome, "");
      }
    }
  }
}
void criticalTemp()
{
  if (millis() - temp_lasttime > TEMP_MTBS)
  {
    if (temp >= maxTemp)
    {
      String str = "Critical temp: " + String(temp);
      bot.sendMessage(CHAT_ID, str, "");
    }
    temp_lasttime = millis();
  }
}

void ledPix(int led)
{
  for (int i = 0; i < 5; i++)
  {
    pixels.setPixelColor(i, pixels.Color(0, 0, 0));
  }
  pixels.show();

  for (int i = 0; i < led; i++)
  {
    pixels.setPixelColor(i, pixels.Color(200, 0, 0));
  }
  pixels.show();
}