//IN THIS SMALL TEST, I WOULD LIKE YOU TO RETURN ME THE BOT GENERATED INVITATION LINK
//Reference: https://core.telegram.org/bots/api
//Ref1: https://core.telegram.org/bots/api#exportchatinvitelink
//Note1: Added invite_link support for basic groups (previously available in supergroups and channel chats). You can pass a group's chat_id to exportChatInviteLink and receive the group's invite link in the Chat object in the response to getChat method.


// Initialisation: Fill in Global Variables - token, webAppUrl and ssId
// @roboc2ps_bot


var token = "XXXXXXXXXX"; // TelegramBotToken
var telegramUrl = "https://api.telegram.org/bot" + token;
var webAppUrl = "https://script.google.com/macros/s/XXXXXXXXXX/exec"; // GAS address
var ssId = "XXXXXXXXXX"; // SpreadsheetID

function getMe() {
  var url = telegramUrl + "/getMe";
  var response = UrlFetchApp.fetch(url);
  Logger.log(response.getContentText());
}

function setWebhook() {
  var url = telegramUrl + "/setWebhook?url=" + webAppUrl;
  var response = UrlFetchApp.fetch(url);
  Logger.log(response.getContentText());
}

function sendText(id,text,reply) {
  var url = telegramUrl + "/sendMessage?chat_id=" + id + "&text=" + text + "&reply_to_message_id=" + reply + "&parse_mode=Markdown";
  var response = UrlFetchApp.fetch(url);
  Logger.log(response.getContentText());
}

function doPost(e) {
  var data = JSON.parse(e.postData.contents);
  var text = data.message.text;
  var messageid = data.message.message_id;
//  var omessageid = data.message.reply_to_message.message_id;
//  var ofromusername = data.message.reply_to_message.from.username;
//  var ofromid = data.message.reply_to_message.from.id;
  var fromusername = data.message.from.username;
  var fromid = data.message.from.id;
  var id = data.message.chat.id;


  if(/^\//.test(text)) {

	if(text.split(" ")[0] == "/start") {
		sendText(id, "Hello world!");
	}

	if(text.split(" ")[0] == "/showmeinvitationlink") {
		sendText(id, "Here it is");
	}

    var slash = 1;

  } else {

    var sheetName1 = "Logs";
    var sheet1 = SpreadsheetApp.openById(ssId).getSheetByName(sheetName1) ? SpreadsheetApp.openById(ssId).getSheetByName(sheetName1) : SpreadsheetApp.openById(ssId).insertSheet(sheetName1);

    sheet1.getRange("D3").setValue([fromid]);

    var whichVM = sheet1.getRange("E3").getValue();

    if(whichVM == 0) {
      sendText(id, "***P/S: " + fromid + escape(" = ") + fromusername + "***" + escape("\n") + "You got to be a verify member ***VM" + escape("#") + "*** before you post up any deal here! " + escape("\n\n") + "Admin entrusted my duty 24/7 without fail. Kindly proceed to registration at " + escape("https://google.com") + "", messageid);
    }

  }
}