sendImage

//API url: 
//1. Send message: "https://api.telegram.org/bot" + token + "/sendMessage?text=" + encodeURIComponent(message) + "&chat_id=" + chatId + "&parse_mode=HTML";
//2. Send image: "https://api.telegram.org/bot" + token + "/sendPhoto?caption=" + encodeURIComponent(caption) + "&chat_id=" + chatId + "&parse_mode=HTML";
//3. Send Document: "https://api.telegram.org/bot" + token + "/sendDocument?chat_id=" + chatId + "&caption=" + encodeURIComponent(caption)
//Telegram info
var token = "6339377366:AAGj_xn8rhATL2AntOwsaw0DgM8eEKFh52M";
var telegramUrl = "https://api.telegram.org/bot" + token;
var chatId = "-1001456563703"
//Sheet info
var ss = SpreadsheetApp.getActiveSpreadsheet();
var sh_sendMessage = ss.getSheetByName("Gửi tin nhắn")

function sendOption() {
  var option = sh_sendMessage.getRange("E1").getValue();
  if (option == "Send message") {
    sendNotify()
  } else if (option == "Send image") {
    sendImage()
  } else if (option == "Send document") {
    sendDocument()
  }else{
    console.log("Lựa chọn không tồn tại")
  }
}

function sendImage() {
  var caption = sh_sendMessage.getRange("A3").getValue()
  var file = sh_sendMessage.getRange("A7").getValue().split("/")
  console.log(file)
  console.log(file[5])
  var blob = DriveApp.getFileById(file[5]).getBlob();
  var url = telegramUrl + "/sendPhoto?caption=" + encodeURIComponent(caption) + "&chat_id=" + chatId + "&parse_mode=HTML";
  UrlFetchApp.fetch(url, { method: "post", payload: { photo: blob } })
}

function sendDocument() {
  var caption = sh_sendMessage.getRange("A3").getValue()
  var file = sh_sendMessage.getRange("A7").getValue().split("/")
  console.log(file)
  console.log(file[5])
  var blob = DriveApp.getFileById(file[5]).getBlob();
  var url = telegramUrl + "/sendDocument?chat_id=" + chatId + "&caption=" + encodeURIComponent(caption);
  UrlFetchApp.fetch(url, { method: "post", payload: { document: blob } })
}

function getUpdateGrpInfo() {
  var response = UrlFetchApp.fetch(telegramUrl + "/getUpdates");
  var data = JSON.parse(response);
  var sh_group = ss.getSheetByName('Group List');
  var arrayData = [];
  data.result.forEach(function (result) {
    if (result.message) {
      chatID = result.message.chat.id.toString();
      if (result.message.chat.type == 'private') {
        name = result.message.chat.first_name;
      } else {
        name = result.message.chat.title;
      }
      arrayData.push([name, chatID]);
    } else if (result.my_chat_member) {
      chatID = result.my_chat_member.chat.id.toString();
      name = result.my_chat_member.chat.title;
      arrayData.push([name, chatID]);
    }
  });
  console.log("Array: ", arrayData);
  sh_group.getRange(sh_group.getLastRow() + 1, 6, arrayData.length, 2).setValues(arrayData);
}