import nodemailer from "nodemailer";
import ejs from "ejs";

export async function sendMail(to, subject, html, OTP, type = 0) {
  let transporter = nodemailer.createTransport({
    host: process.env.SMTP_HOST,
    port: 587,
    secure: false, // true for 465, false for other ports
    auth: {
      user: process.env.SMTP_USERNAME, // generated ethereal user
      pass: process.env.SMTP_PASSWORD, // generated ethereal password
    },
  });
  try {
    let info = await transporter.sendMail({
      from: process.env.SMTP_FROM_MAIL, // sender address
      to: to, // list of receivers
      subject: subject, // Subject line
      html: html, // html body
    });
    return OTP;
  } catch (error) {
    console.log(error);
    return false;
  }
}

export async function sendVerifyOTPMail(email) {
  let data = {};
  data.otp = Math.floor(1000 + Math.random() * 9000);
  //data.otp = 1234;
  let options = {};
  let subject = "Java Go - OTP Verification";
  let html = await ejs.renderFile('./views/verify_otp.ejs', {
    data: data
  }, options)
  await sendMail(email, subject, html, data.otp);
  return data.otp;
}

export async function sendResetPasswordMail(name, email, token, user_type) {
  let data = {};
  data.name = name;
  data.password_reset_link = process.env.RESET_PASSWORD_LINK;
  let options = {};
  let html = await ejs.renderFile('./views/forgotten_password.ejs', {
    data: data
  }, options)
  let subject = "Java Go - Password Reset Request";
  await sendMail(email, subject, html, token, user_type);
  return token;
}

export async function sendCafeRequestMail(requestData) {
  let data = {
    email: requestData.email,
    cafe_name: requestData.cafe_name,
    phone: requestData.phone_number,
    postcode: requestData.postcode,
    website: requestData.website,
  };
  let options = {};
  let subject = "Cafe Request";
  let html = await ejs.renderFile(
    "./views/request_cafe.ejs",
    {
      data: data,
    },
    options
  );
  await sendMail("javago@javaapp.co.uk", subject, html);
  return data.otp;
}

export async function sendCafeRequestMailOld(email, cafe_name, password) {
  let data = {
    email: email,
    cafe_name: cafe_name,
    password: password,
    link: process.env.CAFE_PANEL_LOGIN_LINK
  };
  let options = {};
  let subject = "Welcome to Java Go";
  let html = await ejs.renderFile('./views/request_cafe.ejs', {
    data: data
  }, options)
  await sendMail(email, subject, html);
  return data.otp;
}