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

//Wifi connection 
char ssid[] = "Wokwi-GUEST";     //SSID (Wifi)
char password[] = ""; //PASSWORD (WIFI)

//Telegram BOT 
#define BOTtoken "5540487735:AAHYC7Y-8YjxmWQz8ch91n_sq9d0lTuUl-A"  //BOT Token 

WiFiClientSecure client;
UniversalTelegramBot bot(BOTtoken, client);

int Bot_mtbs = 1000; //respon bot
long Bot_lasttime;   //respon bot setelah exsekusi
bool Start = false;

const int Buzzer_Pin = 33; 
const int Led_Pin1 = 26;
const int Led_Pin2 = 27;
const int Pir_Pin = 25;
const int Push_Button = 32;
int Pirstatus = 0;

bool set_pir = false;

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 == "/Pir_Pinon") {
      digitalWrite(Pir_Pin, HIGH);   // turn the Pir_Pin on 
      bot.sendSimpleMessage(chat_id, "Pir_Pin is ON. Kembali ke /start", "");
    }
    else if (text == "/Pir_Pinoff") {
      digitalWrite(Pir_Pin, LOW);    // turn the Pir_Pin off
      bot.sendSimpleMessage(chat_id, "Pir_Pin is OFF. Kembali ke /start", "");
    }
    else if (text == "/status") {
      if(Pirstatus){
        bot.sendSimpleMessage(chat_id, "Pir_Pin is ON", "");
      } else {
        bot.sendSimpleMessage(chat_id, "Pir_Pin is OFF", "");
      }
    }
    else if (text == "/start") {
      String welcome = "Welcome to Universal Arduino Telegram Bot library, " + from_name + ".%0A%0A";
      welcome += "This is Flash Pir_Pin Bot example.";
      welcome += "/Pir_Pinon : to switch the Pir_Pin ON.";
      welcome += "/Pir_Pinoff : to switch the Pir_Pin OFF.";
      welcome += "/status : Returns current status of Pir_Pin.";
      bot.sendSimpleMessage(chat_id, welcome, "");
    }
  }
}


void setup() {
  Serial.begin(9600);

  // jika wifi diskonek
  // connected
  WiFi.mode(WIFI_STA);
  WiFi.disconnect();
  delay(100);

  // connect Wifi 
  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");

  client.setInsecure();
  

  pinMode(Push_Button, INPUT_PULLUP);
  pinMode(Buzzer_Pin, OUTPUT);
  pinMode(Pir_Pin, OUTPUT); // pin mode output.
  digitalWrite(Pir_Pin, LOW); // Pir_Pin kedadaan mati
  delay(10);
  digitalWrite(Led_Pin2, LOW); // led keadaan mati
  pinMode(Led_Pin2, OUTPUT);
  delay(10);
  digitalWrite(Led_Pin1, LOW); // led keadaan mati
  pinMode(Led_Pin1, OUTPUT);
  delay(10);
}

void loop() {
if(digitalRead(Pir_Pin) == HIGH){
  digitalWrite(Led_Pin1, HIGH);
  digitalWrite(Led_Pin2, LOW);
  Serial.println("Motion Detected");
  delay(10);
 }
else{
  digitalWrite(Led_Pin1, LOW);
  digitalWrite(Led_Pin2, HIGH);
  Serial.println("No Motion");
  delay(10);
 }
if(digitalRead(Push_Button) == LOW){
  digitalWrite(Buzzer_Pin, HIGH);
  tone(Buzzer_Pin, 1000);
  delay(1000);
  digitalWrite(Buzzer_Pin, LOW);
  noTone(8);
  delay(10);
  digitalWrite(Buzzer_Pin, HIGH);
  tone(Buzzer_Pin, 1000);
  delay(1000);
  digitalWrite(Buzzer_Pin, LOW);
  noTone(8);
  delay(10);
 }

  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();
  }
}