#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <UniversalTelegramBot.h>
#include <ArduinoJson.h>
// Wifi network station credentials
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD ""
// Telegram BOT Token (Get from Botfather)
#define BOT_TOKEN "6795296658:AAFrttv0dzlBqTihGb_7M7rLJo-jCB_wKlc"
// Use @myidbot (IDBot) to find out the chat ID of an individual or a group
// Also note that you need to click "start" on a bot before it can
// message you
#define CHAT_ID "383972187"
WiFiClientSecure secured_client;
UniversalTelegramBot bot(BOT_TOKEN, secured_client);
void setup() {
Serial.begin(115200);
Serial.println();
// 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);
bot.sendMessage(CHAT_ID, "Bot started up", "");
}
void loop() {
}