import express from 'express'
import cors from 'cors'
import bodyParser from 'body-parser'
import amqp from 'amqplib'
// import nodemailer from 'nodemailer'
import SibApiV3Sdk from 'sib-api-v3-sdk'
import dotenv from 'dotenv'
dotenv.config()

const app = express()
const queueName = process.env.queueName
const senderEmail = "michael.pandu@ti.ukdw.ac.id"
// const mailTransporter = nodemailer.createTransport({
//     service: 'gmail',
//     auth: {
//         user: process.env.transporter_username,
//         pass: process.env.transporter_passcode
//     }
// })
var defaultClient = SibApiV3Sdk.ApiClient.instance
var apiKey = defaultClient.authentications['api-key']
apiKey.apiKey = process.env.sendinblue_api_key
var apiInstance = new SibApiV3Sdk.TransactionalEmailsApi()
var sendSmtpEmail = new SibApiV3Sdk.SendSmtpEmail()

app.use(cors())
app.use(bodyParser.json())

app.get('/', (_req, res) => {
    res.status.send(200).send("Amigo Receipt Sender Service Homepage!")
})

amqp.connect('amqp://localhost' ).then(async conn=> {
    const ch = await conn.createChannel()
    const queue = ch.assertQueue(queueName, { durable: true })
    if (queue) {
      queue.then(() => {
        return ch.consume(queueName, async (msg) => {
          var messageBody = JSON.parse(msg.content.toString())
          console.log(`[*] Message Received! email : ${messageBody.email} and pesan : ${messageBody.html}`)
        //   sendReceipt("michael.pandu270@gmail.com", "Berikut detail nota terbaru anda")
        }, { noAck: true })
      }).then(() => {
        console.log('* Waiting for messages from queue ' + queueName)
      })
    }
}).catch(console.warn)

function sendReceipt(recepientEmail, receipt) {
    var date = new Date()
    sendSmtpEmail = {
        sender: {email: senderEmail, name: 'ReceiptSenderAutomation'},
        to: [{email: recepientEmail, name: 'Customer'}],
        subject: "test",
        textContent: "testing",
        htmlContent: "<h1>test</h1>"
    }
    apiInstance.sendTransacEmail(sendSmtpEmail).then(function(data) {
        console.log('API called successfully. Returned data: ' + data)
        console.log(date.toLocaleString())
    }, function(error) {
        console.error(error)
    })

    // ============ GMAIL's ============
    // var nodemailerOptions = {
    //     from: process.env.senderMail,
    //     to: receiverEmail,
    //     subject: "Nota " + date.toLocaleDateString(),
    //     text: receiptToSend
    // }
    // mailTransporter.sendMail(nodemailerOptions, function(err, info) {
    //     if (err) {
    //         console.log(err.message)
    //     }
    //     if (info) {
    //         console.log(`Email sent!` + " | " +today.toLocaleTimeString("id"))
    //     }
    // })
}

// sendReceipt("michael.pandu270@gmail.com", "Berikut detail nota terbaru anda")