const express = require('express');
const router = express.Router();
// const fs = require("fs");
// const path = require("path");
const Certificate = require('../../schema/Certificate')
const User = require('../../schema/User')
const sendMail = require('../email/sendMail')
// const multer = require("multer");
// const { convertWordFiles } = require('convert-multiple-files-ul');

function capitalizeWords(str) {
    if (typeof str !== 'string') {
        return '';
    }
    return str.replace(/\b\w/g, function (char) {
        return char.toUpperCase();
    });
}

router.post('/', async (req, res) => {
    try {
        const { email, ballz_type, recname, anonymousname, reason, reasonother } = req.body
        // return console.log(req.body)
        // const { recname, anonymousname, email, ballz_type, reason } = req.body
        const userData = await User.findOne({ email })
        const user = await User.findById(req.user.id);
        let senderName;
        // if (!userData) {
        //     return res.redirect('/send-now?error=User for this Email Not Found...!')
        // }
        // if (anonymousname) {
        // } else {
        //     senderName = `${capitalizeWords(user.firstName)} ${capitalizeWords(user.lastName)}`
        // }
        senderName = capitalizeWords(anonymousname)
        let certReason;
        if (reasonother) {
            certReason = reasonother
        } else {
            certReason = reason
        }
        const pdfUrl = ""
        certificate = await Certificate.create({ name: recname, sender: user.id, receiver: userData?._id, ballz_type, pdfUrl, reason: certReason, senderName, recipentemail: email })
        res.redirect('/certificate/' + certificate._id)
    } catch (err) {
        console.log(err.message)
        res.redirect('/send-now?error=' + err.message)
    }

})
router.post('/edit-certificate', async (req, res) => {
    const { id, email, ballz_type, recname, anonymousname, reason, reasonother } = req.body
    try {
        const userData = await User.findOne({ email })
        const certificate = await Certificate.findById(id);
        // if (!userData) {
        //     return res.redirect('/send-now?error=User for this Email Not Found...!')
        // }
        // if (anonymousname) {
        //     senderName = capitalizeWords(anonymousname)
        // } else {
        //     senderName = `${capitalizeWords(userData.firstName)} ${capitalizeWords(userData.lastName)}`
        // }
        senderName = capitalizeWords(anonymousname)
        certificate.name = recname
        certificate.senderName = senderName
        certificate.receiver = userData?._id
        certificate.paid = false
        certificate.ballz_type = ballz_type
        certificate.recipentemail = email
        certificate.createdAt = Date.now()
        if (reasonother) {
            certificate.reason = reasonother
        } else {
            certificate.reason = reason
        }
        await certificate.save()
        res.redirect('/certificate/' + certificate._id)
    } catch (err) {
        console.log(err.message)
        res.redirect('/certificate/' + id + '?error=' + err.message)
    }

})
router.get('/download-certificate/:id', async (req, res) => {
    try {
        const user = await User.findById(req.user.id);
        const certificate = await Certificate.findById(req.params.id)
        if (certificate) {
            if (!certificate.paid) {
                if (user.credits == 0) {
                    return res.redirect(`/send-now?error=You don't have enough credits...!`)
                }
                user.credits -= 1
                certificate.paid = true;
            }
            await user.save()
            await certificate.save()
            res.status(200).json({ message: "Your Certificate is Downloading..." });
        } else {
            res.status(404).json({ message: "Certificate Not Found..." });
        }
    } catch (err) {
        console.log(err.message)
        res.redirect('/send-now?error=' + err.message)
    }

})
router.post('/delete', async (req, res) => {
    try {
        const user = req.user
        if (user) {
            const { id } = req.body
            certificate = await Certificate.findByIdAndDelete(id)
            return res.status(200).redirect(`/send-now?message=Certificate Deleted from Draft...`)
        }
        return res.status(403).json({ message: `Login to Delete Certificate...` })
    } catch (err) {
        console.log(err.message)
        res.status(500).json({ message: err.message })
    }

})

router.post('/send-certificate/:id', async (req, res) => {
    try {
        const id = req.params.id
        const sender = await User.findById(req.user.id)
        const certificate = await Certificate.findById(id);
        if (!certificate.paid) {
            if (sender.credits < 1) {
                return res.redirect(`/send-now?error=You don't have enough credits...!`)
            }
            sender.credits -= 1
            certificate.paid = true;            
        }
        let tempName;
        if(certificate.senderName == 'Someone'){
            tempName = 'An anonymous friend'
        }else{
            tempName = certificate.senderName
        }
        const email = req.body[0].email
        const to = email
        const subject = `re: You've received a Certificate of Achievement`
        const html = `<table role="presentation"
    style="width: 100%; border-collapse: collapse; border: 0px; border-spacing: 0px; font-family: Arial, Helvetica, sans-serif; background-color: rgb(239, 239, 239);">
    <tbody>
        <tr>
            <td align="center" style="padding: 1rem 2rem; vertical-align: top; width: 100%;">
                <table role="presentation"
                    style="max-width: 600px; border-collapse: collapse; border: 0px; border-spacing: 0px; text-align: left;">
                    <tbody>
                        <tr>
                            <td style="padding: 40px 0px 0px;">
                                <div style="padding: 20px; background-color: rgb(255, 255, 255);">
                                    <div style="color: rgb(0, 0, 0); text-align: left;">
                                        <img src="https://needapair.com/images/dashboard-logo.png"
                                            alt="Company" style="width: 60px;">
                                            <br>
                                        <h1 style="margin: 1rem 0">Hello ${certificate.name}!</h1>
                                        <p style="padding-bottom: 16px">${tempName} has recognized your achievement and sent you a certificate of recognition.</p>
                                        <p style="padding-bottom: 16px">Click <a href="${req.protocol}://${req.hostname}/received-certificate/${id}">Retrieve Certificate</a> to go to needapair.com to preview your certificate and/or print.</p>
                                        <p style="padding-bottom: 16px">Thank you,<br>- Ballmaster</p>
                                        <p style="padding-bottom: 16px; font-size: 12px">Know someone that needs a pair of balls?<br>Tell them now at needapair.com</p>
                                    </div>
                                </div>
                            </td>
                        </tr>
                    </tbody>
                </table>
            </td>
        </tr>
    </tbody>
</table>`
        // Send the email
        sendMail(to, subject, html, "admin").then(async (success) => {
            if (success) {
                await certificate.save()
                await sender.save()
                console.log(success)
                return res.status(200).json({
                    message: `Certificate sent to ${to}`
                })
            }
            else {
                console.log('error from mailsend')
                return res.status(500).json({
                    message: `Something Went Wrong`
                })
            }
        })
    }
    catch (err) {
        console.log(err)
        return res.status(500).json({
            message: err.message
        })
    }
})

module.exports = router