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File size: 2,024 Bytes
2dddd1f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | import nodemailer from 'nodemailer';
import * as xlsx from 'xlsx';
import { getDb } from '../db';
import dotenv from 'dotenv';
dotenv.config();
const transporter = nodemailer.createTransport({
service: 'gmail',
auth: {
user: process.env.EMAIL_USER,
pass: process.env.EMAIL_PASS,
},
});
export async function exportToBuffer(): Promise<Buffer> {
const db = await getDb();
const transactions = await db.all('SELECT * FROM transactions');
const wallets = await db.all('SELECT * FROM wallets');
const exchanges = await db.all('SELECT * FROM exchanges');
const loans = await db.all('SELECT * FROM loans');
const wb = xlsx.utils.book_new();
xlsx.utils.book_append_sheet(wb, xlsx.utils.json_to_sheet(transactions), 'Transactions');
xlsx.utils.book_append_sheet(wb, xlsx.utils.json_to_sheet(wallets), 'Wallets');
xlsx.utils.book_append_sheet(wb, xlsx.utils.json_to_sheet(exchanges), 'Exchanges');
xlsx.utils.book_append_sheet(wb, xlsx.utils.json_to_sheet(loans), 'Loans');
return xlsx.write(wb, { type: 'buffer', bookType: 'xlsx' });
}
export async function performWeeklyBackup() {
console.log('[Backup] Starting weekly export...');
try {
const buffer = await exportToBuffer();
const date = new Date().toISOString().split('T')[0];
const filename = `backup-${date}.xlsx`;
const mailOptions = {
from: process.env.EMAIL_USER,
to: process.env.EMAIL_TO,
subject: `Weekly Wallet Backup - ${date}`,
text: 'Please find the attached weekly backup of your wallet data.',
attachments: [
{
filename: filename,
content: buffer,
},
],
};
const info = await transporter.sendMail(mailOptions);
console.log('[Backup] Email sent successfully:', info.messageId);
} catch (error) {
console.error('[Backup] Error during weekly backup:', error);
}
}
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