#include <Wire.h>
#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <UniversalTelegramBot.h>
#include <ArduinoJson.h>

// Wi-Fi and Telegram Credentials
const char* ssid = "Wokwi-GUEST"; //Jika men
const char* password = "";

#define BOTtoken "7148350230:AAH8pSCsd02LG0VoC079B5SYlSS-lmkrrm8"
#define CHAT_ID "518947846"

#ifdef ESP8266
  X509List cert(TELEGRAM_CERTIFICATE_ROOT);
#endif

WiFiClientSecure client;
UniversalTelegramBot bot(BOTtoken, client);

int ledPin = 2;                
int inputPin = 4;              
int pirState = LOW;        
int value = 0; 

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

  #ifdef ESP8266
  configTime(0, 0, "pool.ntp.org"); // get UTC time via NTP
  client.setTrustAnchors(&cert); // Add root certificate for api.telegram.org
  #endif

  #ifdef ESP32
  client.setCACert(TELEGRAM_CERTIFICATE_ROOT); // Add root certificate for api.telegram.org
  #endif

  pinMode(ledPin, OUTPUT);    
  pinMode(inputPin, INPUT);     

  Serial.print("Connecting Wifi: ");
  Serial.println(ssid);

  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);

  int a = 0;
  while (WiFi.status() != WL_CONNECTED) {
    Serial.print(".");
    delay(500);
    a++;
  }

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());
  delay(500);
  bot.sendMessage(CHAT_ID, "Bot started up", "");
  //delay(1000);

}
void loop() {
  value = digitalRead(inputPin);
  if (value == HIGH) {  
    digitalWrite(ledPin, HIGH);  
    if (pirState == LOW) {
      Serial.println("Motion detected!");
      bot.sendMessage(CHAT_ID, "Gerakan Terdeteksi", "");
      digitalWrite(ledPin, HIGH);
      pirState = HIGH;
    }
  } else {
    digitalWrite(ledPin, LOW); 
    if (pirState == HIGH) {
      Serial.println("Motion ended!");
      bot.sendMessage(CHAT_ID, "Aman", "");
      pirState = LOW;
    }
  }
}