NeahFront9/app/api/mail/route.ts

337 lines
8.7 KiB
TypeScript

import { NextResponse } from 'next/server';
import Imap from 'imap';
import nodemailer from 'nodemailer';
import { parseEmailHeaders, decodeEmailBody } from '@/lib/email-parser';
import { cookies } from 'next/headers';
interface StoredCredentials {
email: string;
password: string;
host: string;
port: number;
}
interface Email {
id: string;
from: string;
subject: string;
date: Date;
read: boolean;
starred: boolean;
body: string;
to?: string;
}
interface ImapBox {
messages: {
total: number;
};
}
interface ImapMessage {
on: (event: string, callback: (data: any) => void) => void;
once: (event: string, callback: (data: any) => void) => void;
attributes: {
uid: number;
flags: string[];
size: number;
};
body: {
[key: string]: {
on: (event: string, callback: (data: any) => void) => void;
};
};
}
interface ImapConfig {
user: string;
password: string;
host: string;
port: number;
tls: boolean;
authTimeout: number;
connTimeout: number;
debug?: (info: string) => void;
}
function getStoredCredentials(): StoredCredentials | null {
const cookieStore = cookies();
const credentialsCookie = cookieStore.get('imap_credentials');
console.log('Retrieved credentials cookie:', credentialsCookie ? 'Found' : 'Not found');
if (!credentialsCookie?.value) {
console.log('No credentials cookie found');
return null;
}
try {
const credentials = JSON.parse(credentialsCookie.value);
console.log('Parsed credentials:', {
...credentials,
password: '***'
});
// Validate required fields
if (!credentials.email || !credentials.password || !credentials.host || !credentials.port) {
console.error('Missing required credentials fields');
return null;
}
return {
email: credentials.email,
password: credentials.password,
host: credentials.host,
port: credentials.port
};
} catch (error) {
console.error('Error parsing credentials cookie:', error);
return null;
}
}
export async function GET() {
try {
console.log('GET /api/mail called');
const credentials = getStoredCredentials();
if (!credentials) {
console.log('No credentials found in cookies');
return NextResponse.json(
{ error: 'No stored credentials found' },
{ status: 401 }
);
}
console.log('Using credentials:', {
...credentials,
password: '***'
});
const imapConfig: ImapConfig = {
user: credentials.email,
password: credentials.password,
host: credentials.host,
port: credentials.port,
tls: true,
authTimeout: 10000,
connTimeout: 10000,
debug: (info: string) => console.log('IMAP Debug:', info)
};
console.log('Connecting to IMAP server...');
const imap = new Imap(imapConfig);
const connectPromise = new Promise((resolve, reject) => {
imap.once('ready', () => {
console.log('IMAP connection ready');
resolve(true);
});
imap.once('error', (err: Error) => {
console.error('IMAP connection error:', err);
reject(err);
});
imap.connect();
});
await connectPromise;
console.log('Opening INBOX...');
const openBoxPromise = new Promise<ImapBox>((resolve, reject) => {
imap.openBox('INBOX', false, (err: Error | null, box: ImapBox) => {
if (err) {
console.error('Error opening INBOX:', err);
reject(err);
} else {
console.log('INBOX opened successfully');
resolve(box);
}
});
});
const box = await openBoxPromise;
console.log('Total messages in INBOX:', box.messages.total);
const fetchPromise = (imap: Imap, seqno: number): Promise<ImapMessage> => {
return new Promise((resolve, reject) => {
const f = imap.fetch(seqno, {
bodies: ['HEADER', 'TEXT'],
struct: true,
markSeen: false
});
f.on('message', (msg: ImapMessage) => {
resolve(msg);
});
f.once('error', (err: Error) => {
console.error('Fetch error:', err);
reject(err);
});
});
};
const processMessage = (msg: ImapMessage): Promise<any> => {
return new Promise((resolve, reject) => {
let headerContent = '';
let bodyContent = '';
let headersParsed = false;
let bodyParsed = false;
// Process headers
msg.body['HEADER']?.on('data', (chunk: Buffer) => {
headerContent += chunk.toString('utf8');
});
// Process body
msg.body['TEXT']?.on('data', (chunk: Buffer) => {
bodyContent += chunk.toString('utf8');
});
const tryResolve = () => {
if (headersParsed && bodyParsed) {
try {
const headers = parseEmailHeaders(headerContent);
const contentType = headerContent.match(/Content-Type:\s*([^;\r\n]+)/i)?.[1] || 'text/plain';
const decodedBody = decodeEmailBody(bodyContent, contentType);
resolve({
uid: msg.attributes.uid,
flags: msg.attributes.flags,
size: msg.attributes.size,
body: decodedBody,
...headers
});
} catch (error) {
console.error('Error processing message:', error);
reject(error);
}
}
};
msg.body['HEADER']?.on('end', () => {
headersParsed = true;
tryResolve();
});
msg.body['TEXT']?.on('end', () => {
bodyParsed = true;
tryResolve();
});
msg.body['HEADER']?.on('error', reject);
msg.body['TEXT']?.on('error', reject);
});
};
const messages: any[] = [];
// Fetch the most recent 20 emails
const start = Math.max(1, box.messages.total - 19); // last 20 emails
const end = box.messages.total;
for (let seqno = start; seqno <= end; seqno++) {
const msg = await fetchPromise(imap, seqno);
const processedMsg = await processMessage(msg);
messages.push(processedMsg);
}
imap.end();
console.log('Raw messages:', messages);
const emails: Email[] = messages.map((msg) => {
return {
id: msg.uid.toString(),
from: msg.from,
subject: msg.subject || '(No subject)',
date: new Date(msg.date),
read: !msg.flags?.includes('\\Unseen'),
starred: msg.flags?.includes('\\Flagged') || false,
body: msg.body || '',
to: msg.to
};
});
return NextResponse.json({
emails,
mailUrl: process.env.NEXTCLOUD_URL ? `${process.env.NEXTCLOUD_URL}/apps/mail/` : null
}, {
headers: {
'Content-Type': 'application/json'
}
});
} catch (error) {
console.error('Error fetching emails:', error);
const status = error instanceof Error && error.message.includes('Invalid login')
? 401
: 500;
return NextResponse.json(
{ error: error instanceof Error ? error.message : 'Failed to fetch emails' },
{ status }
);
}
}
export async function POST(request: Request) {
try {
const credentials = getStoredCredentials();
if (!credentials) {
return NextResponse.json(
{ error: 'No stored credentials found' },
{ status: 401 }
);
}
let body;
try {
body = await request.json();
} catch (error) {
return NextResponse.json(
{ error: 'Invalid JSON in request body' },
{ status: 400 }
);
}
const { to, subject, body: emailBody, attachments } = body;
if (!to || !subject || !emailBody) {
return NextResponse.json(
{ error: 'Missing required fields: to, subject, or body' },
{ status: 400 }
);
}
const transporter = nodemailer.createTransport({
host: credentials.host,
port: credentials.port,
secure: true,
auth: {
user: credentials.email,
pass: credentials.password,
},
});
const mailOptions = {
from: credentials.email,
to,
subject,
text: emailBody,
attachments: attachments || [],
};
const info = await transporter.sendMail(mailOptions);
console.log('Email sent:', info.messageId);
return NextResponse.json({
success: true,
messageId: info.messageId,
message: 'Email sent successfully'
});
} catch (error) {
console.error('Error sending email:', error);
return NextResponse.json(
{
error: error instanceof Error ? error.message : 'Failed to send email',
details: error instanceof Error ? error.stack : undefined
},
{ status: 500 }
);
}
}