#include "DHTesp.h"
#include <ESP32Servo.h>
#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <UniversalTelegramBot.h>
#include <LiquidCrystal_I2C.h>

#define I2C_ADDR    0x27
#define LCD_COLUMNS 16
#define LCD_LINES   2
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD ""
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
#define BOT_TOKEN "7727304613:AAHLM0KtJvvqF0zWudXHGG9AlW5VuReHbwg"

const unsigned long BOT_MTBS = 1000; 

WiFiClientSecure secured_client;
UniversalTelegramBot bot(BOT_TOKEN, secured_client);
unsigned long bot_lasttime; 
bool g = true;

#define DHT_PIN 2
#define DHT_PIN A18
#define DHT_PIN1 A19
int t,h;
int t1,h1;
String h3,h4;
int d = 0;
DHTesp dhtSensor;
DHTesp dhtSensor1;
Servo servo;
 bool z = false;
Servo servo1;
Servo servo2;
int pos;
 bool y = false;
 String nn = "\n";


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

  for (int i = 0; i < numNewMessages; i++)
  {
    String chat_id = 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 == "/vent")
    {
      g = !g;
      if(g == true){
         bot.sendMessage(chat_id, "вентелятор  был включен", "");
      }
      if(g == false){
          bot.sendMessage(chat_id, "вентелятор был выключен", "");
      }
    
    }
    if (text == "/status")
    {
      if(g == true){
        bot.sendMessage(chat_id, "вентелятор включен", "");
      }
      if(g == false){
        bot.sendMessage(chat_id, "вентелятор выключен", "");
      }
    }

    if (text == "/start")
    {
      String welcome = "Вас приветствует бот Умной сушилки,вот мои команды:" + nn;
      welcome += "/vent: включать или выключить вентелятор." + nn;
      welcome += "/status_vent: узнать статус работы вентелятора." + nn;
      
      bot.sendMessage(chat_id, welcome, "Markdown");
    }
  }
}


void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  dhtSensor1.setup(DHT_PIN1, DHTesp::DHT22);
    servo.attach(18);
    servo1.attach(19);
     servo2.attach(23);

Serial.begin(115200);
  Serial.println();
 dhtSensor.setup(DHT_PIN, DHTesp::DHT22);



  // attempt to connect to Wifi network:
  Serial.print("Connecting to Wifi SSID ");
  Serial.print(WIFI_SSID);
  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
  secured_client.setCACert(TELEGRAM_CERTIFICATE_ROOT); // Add root certificate for api.telegram.org
  while (WiFi.status() != WL_CONNECTED)
  {
    Serial.print(".");
    delay(500);
  }
  Serial.print("\nWiFi connected. IP address: ");
  Serial.println(WiFi.localIP());

  Serial.print("Retrieving time: ");
  configTime(0, 0, "pool.ntp.org"); // get UTC time via NTP
  time_t now = time(nullptr);
  while (now < 24 * 3600)
  {
    Serial.print(".");
    delay(100);
    now = time(nullptr);
  }
  Serial.println(now);

  lcd.init();
  lcd.backlight();

  // Print something
 
}

void loop() {
  TempAndHumidity  data1 = dhtSensor1.getTempAndHumidity();
   TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  t = data.temperature;
  h = data.humidity;
  
  t1 = data1.temperature;
  h1 = data1.humidity;
  h3 = h;
  h4 = h1;

 lcd.setCursor(1, 0);
  lcd.print("ext hum:");
   lcd.setCursor(10, 0);
   lcd.print(h3);
  lcd.setCursor(1, 1);
  lcd.print("int hum:");
    lcd.setCursor(10, 1);
   lcd.print(h4);
   if (h <= 14) {
    if(y == true) { 
    servo.write(180);
    delay(2000);
    servo.write(90);
    y = false;
    z = true;
    }
   }
   else{
     y = true;
    
   }
   

if (z == true) {
servo1.write(0);
}
if (z == false) {
servo1.write(90);
}
if(g == true){ 
for ( d = 0 ; d <= 180 ; ++d)
{
  servo2.write(d);
  delay(2);
}
for ( d = 180 ; d >= 0 ; --d)
{
  servo2.write(d);
  delay(2);
}
}
if(g == false){
  servo2.write(0);
}
{
  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();
  }


}

}