Files

231 lines
8.9 KiB
JavaScript

const express = require('express');
const router = express.Router();
const QRCode = require('qrcode');
const shortid = require('shortid');
const { verifyToken, requireEmailVerification } = require('../middleware/auth');
const { Pool } = require('pg');
const pgPool = new Pool({
host: process.env.PGHOST || 'postgres',
port: process.env.PGPORT || 5432,
user: process.env.PGUSER || 'postgres',
password: process.env.PGPASSWORD || 'postgres',
database: process.env.PGDATABASE || 'ckqr',
});
// === BULK OPERATIONS ===
// POST /api/qr/bulk-delete
router.post('/bulk-delete', verifyToken, async (req, res) => {
const { ids } = req.body;
if (!ids || !Array.isArray(ids) || ids.length === 0) {
return res.status(400).json({ error: 'No IDs provided' });
}
try {
const result = await pgPool.query(
'DELETE FROM qr_codes WHERE id = ANY($1) AND user_id = $2 RETURNING id',
[ids, req.user.id]
);
res.json({ success: true, deleted: result.rowCount });
} catch (err) {
console.error('Error in bulk delete:', err);
res.status(500).json({ error: 'Server error during bulk delete' });
}
});
// POST /api/qr/bulk-move
router.post('/bulk-move', verifyToken, async (req, res) => {
const { ids, folderId } = req.body;
if (!ids || !Array.isArray(ids) || ids.length === 0) {
return res.status(400).json({ error: 'No IDs provided' });
}
try {
let targetFolder = folderId;
if (targetFolder === 'default') targetFolder = null;
// Verify folder ownership if not default
if (targetFolder) {
const folderRes = await pgPool.query('SELECT id FROM folders WHERE id = $1 AND user_id = $2', [targetFolder, req.user.id]);
if (folderRes.rows.length === 0) {
return res.status(403).json({ error: 'Folder access denied' });
}
}
const result = await pgPool.query(
'UPDATE qr_codes SET folder_id = $1 WHERE id = ANY($2) AND user_id = $3 RETURNING id',
[targetFolder, ids, req.user.id]
);
res.json({ success: true, moved: result.rowCount });
} catch (err) {
console.error('Error in bulk move:', err);
res.status(500).json({ error: 'Server error during bulk move' });
}
});
// Get all QRs for user
router.get('/', verifyToken, async (req, res) => {
try {
const { folderId } = req.query;
let queryStr = `SELECT q.*,
COALESCE((SELECT COUNT(*) FROM qr_scans s WHERE s.qr_code_id = q.id), 0) as scans
FROM qr_codes q
WHERE q.user_id = $1`;
let params = [req.user.id];
if (folderId === 'default') {
queryStr += ` AND q.folder_id IS NULL`;
} else if (folderId) {
queryStr += ` AND q.folder_id = $2`;
params.push(folderId);
}
queryStr += ` ORDER BY q.created_at DESC`;
const result = await pgPool.query(queryStr, params);
res.json({ qr_codes: result.rows });
} catch (err) {
console.error(err);
res.status(500).json({ error: 'Server error fetching QR codes' });
}
});
// Get single QR code by ID
router.get('/:id', verifyToken, async (req, res) => {
try {
const result = await pgPool.query(
`SELECT * FROM qr_codes WHERE id = $1 AND user_id = $2`,
[req.params.id, req.user.id]
);
if (result.rows.length === 0) return res.status(404).json({ error: 'QR Code not found' });
res.json({ qr_code: result.rows[0] });
} catch (err) {
console.error(err);
res.status(500).json({ error: 'Server error' });
}
});
// Generate QR Code
router.post('/generate', verifyToken, requireEmailVerification, async (req, res) => {
const { name, type, dataType, destinationUrl, routingData, designData, customSlug, folderId, tags } = req.body;
const userId = req.user.id;
if (!type || !dataType) {
return res.status(400).json({ error: 'Missing type or dataType' });
}
try {
let shortUrlId = null;
let finalQrContent = destinationUrl; // Only valid if static and URL
// In static mode, the finalQrContent is whatever payload we send (handled mostly by frontend),
// but if dynamic, we generate the shortUrlId.
if (type === 'dynamic') {
// Allow custom slug or generate random
shortUrlId = customSlug ? customSlug.trim() : shortid.generate();
// Enforce uniqueness for custom slug
if (customSlug) {
const existing = await pgPool.query('SELECT id FROM qr_codes WHERE short_url_id = $1', [shortUrlId]);
if (existing.rows.length > 0) {
return res.status(409).json({ error: 'That custom link is already taken. Please choose another.' });
}
}
// In production, this would use the real domain (e.g. https://ck-qr.com/l/)
finalQrContent = `${process.env.FRONTEND_URL || 'http://localhost:4000'}/l/${shortUrlId}`;
} else {
// If static, destinationUrl is sent as the actual payload by the frontend for simple URLs,
// but for complex types, frontend puts the raw payload in designData.data.
// We just store destinationUrl for backward compatibility.
}
const result = await pgPool.query(
`INSERT INTO qr_codes (user_id, name, type, data_type, destination_url, routing_data, short_url_id, design_data, folder_id, tags)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10) RETURNING *`,
[userId, name || 'Untitled QR', type, dataType, destinationUrl || null, routingData || null, shortUrlId, designData || {}, folderId || null, tags || []]
);
// Generate Image (Data URI for simple response, could be saved to S3 later)
const qrImage = await QRCode.toDataURL(finalQrContent || 'preview');
res.json({
message: 'QR Code generated',
qrRecord: result.rows[0],
qrImage: qrImage
});
} catch (err) {
console.error(err);
res.status(500).json({ error: 'Server error generating QR code', details: err.message, stack: err.stack });
}
});
// Update QR Code (Editable Link / Move Folder / Update Design)
router.put('/:id', verifyToken, requireEmailVerification, async (req, res) => {
const { name, dataType, destinationUrl, routingData, shortUrlId, designData, folderId, tags } = req.body;
const qrId = req.params.id;
const userId = req.user.id;
try {
// Verify ownership
const qrCheck = await pgPool.query('SELECT * FROM qr_codes WHERE id = $1 AND user_id = $2', [qrId, userId]);
if (qrCheck.rows.length === 0) {
return res.status(404).json({ error: 'QR Code not found or unauthorized' });
}
const qr = qrCheck.rows[0];
let newShortUrlId = shortUrlId ? shortUrlId.trim() : qr.short_url_id;
// Check if slug changed and enforce uniqueness
if (newShortUrlId !== qr.short_url_id) {
const existing = await pgPool.query('SELECT id FROM qr_codes WHERE short_url_id = $1', [newShortUrlId]);
if (existing.rows.length > 0) {
return res.status(409).json({ error: 'That custom link is already taken. Please choose another.' });
}
}
// Update DB
const updated = await pgPool.query(
`UPDATE qr_codes
SET name = COALESCE($1, name),
data_type = COALESCE($2, data_type),
destination_url = $3,
routing_data = COALESCE($4, routing_data),
short_url_id = COALESCE($5, short_url_id),
design_data = COALESCE($6, design_data),
folder_id = $7,
tags = $8
WHERE id = $9 RETURNING *`,
[
name,
dataType,
destinationUrl !== undefined ? destinationUrl : qr.destination_url,
routingData !== undefined ? routingData : qr.routing_data,
newShortUrlId,
designData || qr.design_data,
folderId !== undefined ? (folderId === 'default' ? null : folderId) : qr.folder_id,
tags !== undefined ? tags : qr.tags,
qrId
]
);
res.json({ message: 'QR Code updated', qrRecord: updated.rows[0] });
} catch (err) {
console.error(err);
res.status(500).json({ error: 'Server error updating QR code' });
}
});
// Delete QR Code
router.delete('/:id', verifyToken, requireEmailVerification, async (req, res) => {
try {
const result = await pgPool.query('DELETE FROM qr_codes WHERE id = $1 AND user_id = $2 RETURNING id', [req.params.id, req.user.id]);
if (result.rows.length === 0) return res.status(404).json({ error: 'Not found' });
res.json({ message: 'QR Code deleted' });
} catch (err) {
res.status(500).json({ error: 'Error deleting QR code' });
}
});
module.exports = router;